From a75ea581c19bee0605bccbf3eb442da738482292 Mon Sep 17 00:00:00 2001 From: tfukaza Date: Sun, 19 May 2024 11:09:49 -0700 Subject: [PATCH 1/7] update --- .gitignore | 2 +- examples/crossover.py | 4 +- examples/crypto.py | 8 +- examples/em_alpaca.py | 6 +- examples/em_kraken.py | 6 +- examples/em_polygon.py | 8 +- examples/options.py | 2 +- examples/simulation.py | 4 +- examples/storage.py | 4 +- harvest/{api => broker}/__init__.py | 0 harvest/{api => broker}/_base.py | 57 ++-- harvest/{api => broker}/alpaca.py | 34 +- harvest/{api => broker}/dummy.py | 6 +- harvest/{api => broker}/kraken.py | 24 +- harvest/{api => broker}/paper.py | 8 +- harvest/{api => broker}/polygon.py | 18 +- harvest/{api => broker}/robinhood.py | 30 +- harvest/{api => broker}/webull.py | 52 +-- harvest/{api => broker}/yahoo.py | 16 +- harvest/cli.py | 5 +- harvest/gui/build/bundle.js | 121 +++++-- harvest/gui/build/bundle.js.map | 2 +- harvest/trader/__init__.py | 2 +- harvest/trader/tester.py | 447 ------------------------- harvest/trader/trader.py | 14 +- harvest/util/factory.py | 22 +- setup.cfg | 2 +- tests/livetest/test_api_alpaca.py | 2 +- tests/livetest/test_api_kraken.py | 2 +- tests/livetest/test_api_polygon.py | 2 +- tests/livetest/test_api_robinhood.py | 4 +- tests/livetest/test_api_webull.py | 4 +- tests/livetest/test_api_yahoo.py | 2 +- tests/livetest/test_broker_common.py | 11 +- tests/livetest/test_streamer_common.py | 11 +- tests/unittest/_util.py | 4 +- tests/unittest/test_algo.py | 2 +- tests/unittest/test_api.py | 14 +- tests/unittest/test_api_dummy.py | 2 +- tests/unittest/test_api_paper.py | 2 +- tests/unittest/test_api_yahoo.py | 2 +- tests/unittest/test_tester.py | 2 +- tests/unittest/test_trader.py | 16 +- 43 files changed, 298 insertions(+), 688 deletions(-) rename harvest/{api => broker}/__init__.py (100%) rename harvest/{api => broker}/_base.py (95%) rename harvest/{api => broker}/alpaca.py (96%) rename harvest/{api => broker}/dummy.py (98%) rename harvest/{api => broker}/kraken.py (97%) rename harvest/{api => broker}/paper.py (99%) rename harvest/{api => broker}/polygon.py (97%) rename harvest/{api => broker}/robinhood.py (98%) rename harvest/{api => broker}/webull.py (95%) rename harvest/{api => broker}/yahoo.py (97%) delete mode 100644 harvest/trader/tester.py diff --git a/.gitignore b/.gitignore index 0835755b..730e4c60 100644 --- a/.gitignore +++ b/.gitignore @@ -29,5 +29,5 @@ package-lock.json .DS_Store *.log -env +.env save \ No newline at end of file diff --git a/examples/crossover.py b/examples/crossover.py index 2221ab40..f6d51be4 100644 --- a/examples/crossover.py +++ b/examples/crossover.py @@ -1,6 +1,6 @@ # HARVEST_SKIP from harvest.algo import BaseAlgo -from harvest.trader import LiveTrader +from harvest.trader import BrokerHub class Crossover(BaseAlgo): @@ -21,6 +21,6 @@ def main(self): if __name__ == "__main__": - t = LiveTrader() + t = BrokerHub() t.set_algo(Crossover()) t.start() diff --git a/examples/crypto.py b/examples/crypto.py index 8a2dbf35..11f1ac96 100644 --- a/examples/crypto.py +++ b/examples/crypto.py @@ -1,8 +1,8 @@ # HARVEST_SKIP from harvest.algo import BaseAlgo -from harvest.trader import LiveTrader -from harvest.api.robinhood import Robinhood -from harvest.api.paper import PaperBroker +from harvest.trader import BrokerHub +from harvest.broker.robinhood import Robinhood +from harvest.broker.paper import PaperBroker """This algorithm trades Dogecoin. It also demonstrates some built-in functions. @@ -100,6 +100,6 @@ def sell_eval(self, ret): if __name__ == "__main__": - t = LiveTrader(Robinhood(), PaperBroker()) + t = BrokerHub(Robinhood(), PaperBroker()) t.set_algo(Crypto()) t.start() diff --git a/examples/em_alpaca.py b/examples/em_alpaca.py index 81117cf7..d5754872 100644 --- a/examples/em_alpaca.py +++ b/examples/em_alpaca.py @@ -5,8 +5,8 @@ # Harvest imports from harvest.algo import BaseAlgo -from harvest.trader import LiveTrader -from harvest.api.alpaca import Alpaca +from harvest.trader import BrokerHub +from harvest.broker.alpaca import Alpaca from harvest.storage.csv_storage import CSVStorage # Third-party imports @@ -70,7 +70,7 @@ def process_ticker(self, ticker, ticker_data, current_price, current_ohlc): path="accounts/alpaca-secret.yaml", is_basic_account=True, paper_trader=True ) em_algo = EMAlgo() - trader = LiveTrader(streamer=alpaca, broker=alpaca, storage=csv_storage, debug=True) + trader = BrokerHub(streamer=alpaca, broker=alpaca, storage=csv_storage, debug=True) # Watch for Apple and Microsoft trader.set_symbol("AAPL") diff --git a/examples/em_kraken.py b/examples/em_kraken.py index 3ac92857..9f6549a4 100644 --- a/examples/em_kraken.py +++ b/examples/em_kraken.py @@ -5,8 +5,8 @@ # Harvest imports from harvest.algo import BaseAlgo -from harvest.trader import LiveTrader -from harvest.api.kraken import Kraken +from harvest.trader import BrokerHub +from harvest.broker.kraken import Kraken from harvest.storage.csv_storage import CSVStorage # Third-party imports @@ -90,7 +90,7 @@ def process_ticker(self, ticker, ticker_data, current_price): # Our streamer and broker will be Alpaca. My secret keys are stored in `alpaca_secret.yaml` kraken = Kraken(path="accounts/kraken-secret.yaml") em_algo = EMAlgo() - trader = LiveTrader(streamer=kraken, broker=kraken, storage=csv_storage, debug=True) + trader = BrokerHub(streamer=kraken, broker=kraken, storage=csv_storage, debug=True) # trader.set_symbol("@BTC") trader.set_symbol("@DOGE") diff --git a/examples/em_polygon.py b/examples/em_polygon.py index 18c5cd6b..c11ee408 100644 --- a/examples/em_polygon.py +++ b/examples/em_polygon.py @@ -5,9 +5,9 @@ # Harvest imports from harvest.algo import BaseAlgo -from harvest.trader import LiveTrader -from harvest.api.polygon import PolygonStreamer -from harvest.api.paper import PaperBroker +from harvest.trader import BrokerHub +from harvest.broker.polygon import PolygonStreamer +from harvest.broker.paper import PaperBroker from harvest.storage.csv_storage import CSVStorage # Third-party imports @@ -95,7 +95,7 @@ def process_ticker(self, ticker, ticker_data, current_price): ) paper = PaperBroker() em_algo = EMAlgo() - trader = LiveTrader(streamer=polygon, broker=paper, storage=csv_storage, debug=True) + trader = BrokerHub(streamer=polygon, broker=paper, storage=csv_storage, debug=True) trader.set_algo(em_algo) diff --git a/examples/options.py b/examples/options.py index a0da405a..e6949de2 100644 --- a/examples/options.py +++ b/examples/options.py @@ -1,7 +1,7 @@ # HARVEST_SKIP from harvest.algo import BaseAlgo from harvest.trader import Trader -from harvest.api.robinhood import Robinhood +from harvest.broker.robinhood import Robinhood import datetime as dt diff --git a/examples/simulation.py b/examples/simulation.py index c5d4272e..1a2462a5 100644 --- a/examples/simulation.py +++ b/examples/simulation.py @@ -1,8 +1,8 @@ # HARVEST_SKIP from harvest.algo import BaseAlgo from harvest.trader import PaperTrader -from harvest.api.robinhood import Robinhood -from harvest.api.paper import PaperBroker +from harvest.broker.robinhood import Robinhood +from harvest.broker.paper import PaperBroker """ """ diff --git a/examples/storage.py b/examples/storage.py index 39680518..d3a51d2a 100644 --- a/examples/storage.py +++ b/examples/storage.py @@ -4,8 +4,8 @@ """ from harvest.algo import BaseAlgo from harvest.trader import Trader -from harvest.api.yahoo import YahooStreamer -from harvest.api.paper import PaperBroker +from harvest.broker.yahoo import YahooStreamer +from harvest.broker.paper import PaperBroker from harvest.storage import PickleStorage diff --git a/harvest/api/__init__.py b/harvest/broker/__init__.py similarity index 100% rename from harvest/api/__init__.py rename to harvest/broker/__init__.py diff --git a/harvest/api/_base.py b/harvest/broker/_base.py similarity index 95% rename from harvest/api/_base.py rename to harvest/broker/_base.py index 3ad9ed9d..053f9b44 100644 --- a/harvest/api/_base.py +++ b/harvest/broker/_base.py @@ -1,12 +1,11 @@ # Builtins import datetime as dt import time -from pathlib import Path import yaml -import traceback import threading from typing import Any, Callable, Dict, List, Tuple, Union from os.path import exists +from abc import ABC, abstractmethod # External libraries import pandas as pd @@ -17,15 +16,15 @@ from harvest.definitions import * -class API: +class Broker(ABC): """ - The API class communicates with various API endpoints to perform the - necessary operations. The Base class defines the interface for all API classes to - extend and implement. + The Broker class is an abstract class that defines the interface for all brokers. + Broker classes communicate with various API endpoints to perform operations like + fetching historical data and placing orders. Attributes - :interval_list: A list of supported intervals. - :exchange: The market the API trades on. Ignored if the API is not a broker. + :interval_list: A list of intervals that the broker supports. + :exchange: The market the API trades on. Ignored if the API cannot place orders. """ # List of supported intervals @@ -39,7 +38,7 @@ class API: ] # Name of the exchange this API trades on exchange = "" - # List of attributes that are required to be in the secret file + # List of attributes that are required to be in the secret file, e.g. 'api_key' req_keys = [] def __init__(self, path: str = None) -> None: @@ -47,11 +46,9 @@ def __init__(self, path: str = None) -> None: Performs initializations of the class, such as setting the timestamp and loading credentials. - There are three API class types, 'streamer', 'broker', and 'both'. A - 'streamer' is responsible for fetching data and interacting with - the queue to store data. A 'broker' is used solely for buying and - selling stocks, cryptos and options. Finally, 'both' is used to - indicate that the broker fetch data and buy and sell stocks. + A broker can retrieve stock/account data, place orders, or both. + Usually a broker can do both, but some brokers may only be able to + place orders (such as PaperBroker), or only retrieve data. All subclass implementations should call this __init__ method using `super().__init__(path)`. @@ -63,11 +60,11 @@ def __init__(self, path: str = None) -> None: if path is None: path = "./secret.yaml" + # Check if file exists. If not, create a secret file if not exists(path): config = self.create_secret() else: - # Open file with open(path, "r") as stream: config = yaml.safe_load(stream) # Check if the file contains all the required parameters @@ -80,17 +77,19 @@ def __init__(self, path: str = None) -> None: self.config = config def setup( - self, stats: Stats, account: Account, trader_main: Callable = None + self, stats: Stats, account: Account, broker_hub_cb: Callable = None ) -> None: """ This function is called right before the algorithm begins, and initializes several runtime parameters like the symbols to watch and what interval data is needed. - :trader_main: A callback function to the trader which will pass the data to the algorithms. + :stats: The Stats object that contains the watchlist and other configurations. + :account: The Account object that contains the user's account information. + :broker_hub_cb: The callback function that the broker calls every time it fetches new data. """ - self.trader_main = trader_main + self.broker_hub_cb = broker_hub_cb self.stats = stats self.stats.timestamp = now() self.account = account @@ -98,13 +97,16 @@ def setup( min_interval = None for sym in stats.watchlist_cfg: inter = stats.watchlist_cfg[sym]["interval"] - # If the specified interval is not supported on this API, raise Exception if inter < self.interval_list[0]: raise Exception(f"Specified interval {inter} is not supported.") - # If the exact inteval is not supported but it can be recreated by aggregating + # If the exact interval is not supported, see if it can be recreated by aggregating # candles from a more granular interval if inter not in self.interval_list: granular_int = [i for i in self.interval_list if i < inter] + if not granular_int: + raise Exception( + f"Specified interval {inter} is not supported, and cannot be recreated by aggregating from a more granular interval either." + ) new_inter = granular_int[-1] stats.watchlist_cfg[sym]["aggregations"].append(inter) stats.watchlist_cfg[sym]["interval"] = new_inter @@ -122,11 +124,10 @@ def setup( def _poll_sec(self, interval_sec) -> None: """ - This function is called by the main thread to poll the API for - new data. + This function is called by the main thread to poll the Broker every second. """ status = Status( - f"Waiting for next interval... ({val} {unit})", spinner="material" + f"Waiting for next interval... ({self.val} {unit})", spinner="material" ) status.start() cur_sec = -1 @@ -275,7 +276,7 @@ def main(self) -> None: continue df_dict[sym] = latest.iloc[[-1]] - self.trader_main(df_dict) + self.broker_hub_cb(df_dict) def exit(self) -> None: """ @@ -893,7 +894,7 @@ def wrapper(*args, **kwargs): c = Console() c.print_exception(show_locals=True) # self = args[0] - # debugger.error(f"Error: {e}") + debugger.error(f"Error: {e}") # traceback.print_exc() debugger.error("Logging out and back in...") args[0].refresh_cred() @@ -929,7 +930,7 @@ def _validate_order(self, side: str, quantity: float, limit_price: float) -> Non assert limit_price >= 0, "Limit price must be nonnegative" -class StreamAPI(API): +class StreamAPI(Broker): """ """ def __init__(self, path: str = None) -> None: @@ -971,7 +972,7 @@ def main(self, df_dict: Dict[str, Any]) -> None: # If all data has been received, pass on the data if len(missing) == 0: debugger.debug("All data received") - self.trader_main(self.block_queue) + self.broker_hub_cb(self.block_queue) self.block_queue = {} self.all_recv = True self.first = True @@ -1008,5 +1009,5 @@ def flush(self) -> None: data.columns = pd.MultiIndex.from_product([[n], data.columns]) self.block_queue[n] = data self.block_lock.release() - self.trader_main(self.block_queue) + self.broker_hub_cb(self.block_queue) self.block_queue = {} diff --git a/harvest/api/alpaca.py b/harvest/broker/alpaca.py similarity index 96% rename from harvest/api/alpaca.py rename to harvest/broker/alpaca.py index 684b6387..d5306b61 100644 --- a/harvest/api/alpaca.py +++ b/harvest/broker/alpaca.py @@ -12,7 +12,7 @@ from alpaca_trade_api import Stream # Submodule imports -from harvest.api._base import StreamAPI, API +from harvest.broker._base import StreamAPI, Broker from harvest.utils import * from harvest.definitions import * @@ -87,7 +87,7 @@ def exit(self) -> None: # -------------- Streamer methods -------------- # - @API._exception_handler + @Broker._exception_handler def get_current_time(self) -> dt.datetime: ret = self.api.get_clock().__dict__["_raw"] # Convert to ISO 8601 by removing nanoseconds @@ -95,7 +95,7 @@ def get_current_time(self) -> dt.datetime: timestamp = ret["timestamp"][:index] + ret["timestamp"][index + 9 :] return dt.datetime.fromisoformat(timestamp) - @API._exception_handler + @Broker._exception_handler def fetch_price_history( self, symbol: str, @@ -119,19 +119,19 @@ def fetch_price_history( return self._get_data_from_alpaca(symbol, interval, start, end) - @API._exception_handler + @Broker._exception_handler def fetch_chain_info(self, symbol: str) -> None: raise NotImplementedError("Alpaca does not support options.") - @API._exception_handler + @Broker._exception_handler def fetch_chain_data(self, symbol: str, date: dt.datetime) -> None: raise NotImplementedError("Alpaca does not support options.") - @API._exception_handler + @Broker._exception_handler def fetch_option_market_data(self, occ_symbol: str) -> None: raise NotImplementedError("Alpaca does not support options.") - @API._exception_handler + @Broker._exception_handler def fetch_market_hours(self, date: datetime.date) -> Dict[str, Any]: ret = self.api.get_clock().__dict__["_raw"] return { @@ -142,7 +142,7 @@ def fetch_market_hours(self, date: datetime.date) -> Dict[str, Any]: # ------------- Broker methods ------------- # - @API._exception_handler + @Broker._exception_handler def fetch_stock_positions(self) -> List[Dict[str, Any]]: def fmt(stock: Dict[str, Any]) -> Dict[str, Any]: return { @@ -158,12 +158,12 @@ def fmt(stock: Dict[str, Any]) -> Dict[str, Any]: if pos.asset_class != "crypto" ] - @API._exception_handler + @Broker._exception_handler def fetch_option_positions(self) -> List: debugger.error("Alpaca does not support options. Returning an empty list.") return [] - @API._exception_handler + @Broker._exception_handler def fetch_crypto_positions(self) -> List: if self.basic: debugger.error( @@ -185,11 +185,11 @@ def fmt(crypto: Dict[str, Any]) -> Dict[str, Any]: if pos.asset_class == "crypto" ] - @API._exception_handler + @Broker._exception_handler def update_option_positions(self, positions: List[Any]) -> None: debugger.error("Alpaca does not support options. Doing nothing.") - @API._exception_handler + @Broker._exception_handler def fetch_account(self) -> Dict[str, Any]: account = self.api.get_account().__dict__["_raw"] return { @@ -200,21 +200,21 @@ def fetch_account(self) -> Dict[str, Any]: "alpaca": account, } - @API._exception_handler + @Broker._exception_handler def fetch_stock_order_status(self, order_id: str) -> Dict[str, Any]: return self.api.get_order(order_id).__dict__["_raw"] - @API._exception_handler + @Broker._exception_handler def fetch_option_order_status(self, order_id: str) -> None: raise NotImplementedError("Alpaca does not support options.") - @API._exception_handler + @Broker._exception_handler def fetch_crypto_order_status(self, order_id: str) -> Dict[str, Any]: if self.basic: raise Exception("Alpaca basic accounts do not support crypto.") return self.api.get_order(order_id).__dict__["_raw"] - @API._exception_handler + @Broker._exception_handler def fetch_order_queue(self) -> List[Dict[str, Any]]: return [ self._format_order_status(pos.__dict__["_raw"]) @@ -463,6 +463,6 @@ async def _update_data(self, bar: Bar) -> None: data = self.data self.data = {} self.data_lock.release() - self.trader_main(data) + self.broker_hub_cb(data) else: self.data_lock.release() diff --git a/harvest/api/dummy.py b/harvest/broker/dummy.py similarity index 98% rename from harvest/api/dummy.py rename to harvest/broker/dummy.py index e0cd8807..1900d4bd 100644 --- a/harvest/api/dummy.py +++ b/harvest/broker/dummy.py @@ -9,12 +9,12 @@ import numpy as np # Submodule imports -from harvest.api._base import API +from harvest.broker._base import Broker from harvest.utils import * from harvest.definitions import * -class DummyStreamer(API): +class DummyStreamer(Broker): """DummyStreamer, as its name implies, is a dummy broker class that can be useful for testing algorithms. When used as a streamer, it will return randomly generated prices. @@ -84,7 +84,7 @@ def start(self) -> None: def main(self) -> None: self.tick() df_dict = self.fetch_latest_ohlc() - self.trader_main(df_dict) + self.broker_hub_cb(df_dict) # -------------- Streamer methods -------------- # diff --git a/harvest/api/kraken.py b/harvest/broker/kraken.py similarity index 97% rename from harvest/api/kraken.py rename to harvest/broker/kraken.py index b4f21c32..44a4ea2b 100644 --- a/harvest/api/kraken.py +++ b/harvest/broker/kraken.py @@ -8,12 +8,12 @@ import pandas as pd # Submodule imports -from harvest.api._base import API +from harvest.broker._base import Broker from harvest.utils import * from harvest.definitions import * -class Kraken(API): +class Kraken(Broker): interval_list = [Interval.MIN_1, Interval.MIN_5, Interval.HR_1, Interval.DAY_1] req_keys = ["kraken_api_key", "kraken_secret_key"] @@ -142,19 +142,19 @@ def main(self) -> None: df_dict = {} df_dict.update(self._fetch_latest_crypto_price()) - self.trader_main(df_dict) + self.broker_hub_cb(df_dict) def exit(self) -> None: self.option_cache = {} # -------------- Streamer methods -------------- # - @API._exception_handler + @Broker._exception_handler def get_current_time(self) -> dt.datetime: ret = self._get_result(self.api.query_public("Time")) return dt.datetime.fromtimestamp(ret["unixtime"], dt.timezone.utc) - @API._exception_handler + @Broker._exception_handler def fetch_price_history( self, symbol: str, @@ -205,17 +205,17 @@ def fetch_market_hours(self, date: datetime.date) -> None: # ------------- Broker methods ------------- # - @API._exception_handler + @Broker._exception_handler def fetch_stock_positions(self) -> List: debugger.error("Kraken does not support stocks. Returning an empty list.") return [] - @API._exception_handler + @Broker._exception_handler def fetch_option_positions(self) -> List: debugger.error("Kraken does not support options") return [] - @API._exception_handler + @Broker._exception_handler def fetch_crypto_positions(self) -> List[Dict[str, Any]]: positions = self._get_result(self.api.query_private("OpenPositions")) @@ -236,7 +236,7 @@ def fmt(crypto: Dict[str, Any]): def update_option_positions(self, positions: List[Any]): debugger.error("Kraken does not support options. Doing nothing.") - @API._exception_handler + @Broker._exception_handler def fetch_account(self) -> Dict[str, Any]: account = self._get_result(self.api.query_private("Balance")) if account is None: @@ -259,7 +259,7 @@ def fetch_stock_order_status(self, order_id: str) -> None: def fetch_option_order_status(self, order_id: str) -> None: raise Exception("Kraken does not support options.") - @API._exception_handler + @Broker._exception_handler def fetch_crypto_order_status(self, order_id: str) -> Dict[str, Any]: order = self.api.query_private("QueryOrders", {"txid": order_id}) symbol = kraken_names_to_crypto_ticker.get(crypto["descr"]["pair"][:-4]) @@ -277,7 +277,7 @@ def fetch_crypto_order_status(self, order_id: str) -> Dict[str, Any]: # --------------- Methods for Trading --------------- # - @API._exception_handler + @Broker._exception_handler def fetch_order_queue(self) -> Dict[str, Any]: open_orders = self._get_result(self.api.query_private("OpenOrders")) open_orders = open_orders["open"] @@ -450,7 +450,7 @@ def _get_result(self, response: Dict[str, Any]) -> Dict[str, Any]: raise Exception("\n".join(response["error"])) return response.get("result", None) - @API._exception_handler + @Broker._exception_handler def _fetch_latest_crypto_price(self) -> Dict[str, pd.DataFrame]: dfs = {} for symbol in self.watch_crypto: diff --git a/harvest/api/paper.py b/harvest/broker/paper.py similarity index 99% rename from harvest/api/paper.py rename to harvest/broker/paper.py index 1849fbe1..17f7fdf2 100644 --- a/harvest/api/paper.py +++ b/harvest/broker/paper.py @@ -11,14 +11,14 @@ import yaml # Submodule imports -from harvest.api._base import API -from harvest.api.dummy import DummyStreamer +from harvest.broker._base import Broker +from harvest.broker.dummy import DummyStreamer from harvest.utils import * from harvest.definitions import * from harvest.storage import BaseStorage -class PaperBroker(API): +class PaperBroker(Broker): """DummyBroker, as its name implies, is a dummy broker class that can be useful for testing algorithms. When used as a streamer, it will return randomly generated prices. When used as a broker, it paper trades. @@ -36,7 +36,7 @@ class PaperBroker(API): def __init__( self, path: str = None, - streamer: API = None, + streamer: Broker = None, commission_fee: Union[float, str, Dict[str, Any]] = 0, save: bool = False, ) -> None: diff --git a/harvest/api/polygon.py b/harvest/broker/polygon.py similarity index 97% rename from harvest/api/polygon.py rename to harvest/broker/polygon.py index 0e88ef0f..e3edbdef 100644 --- a/harvest/api/polygon.py +++ b/harvest/broker/polygon.py @@ -9,12 +9,12 @@ import pytz # Submodule imports -from harvest.api._base import API +from harvest.broker._base import Broker from harvest.utils import * from harvest.definitions import * -class PolygonStreamer(API): +class PolygonStreamer(Broker): interval_list = [Interval.MIN_1, Interval.MIN_5, Interval.HR_1, Interval.DAY_1] req_keys = ["polygon_api_key"] @@ -45,21 +45,21 @@ def main(self) -> None: ).iloc[[-1]] df_dict[s] = df debugger.debug(df) - self.trader_main(df_dict) + self.broker_hub_cb(df_dict) def exit(self) -> None: self.option_cache = {} # -------------- Streamer methods -------------- # - @API._exception_handler + @Broker._exception_handler def get_current_time(self) -> dt.datetime: key = self.config["polygon_api_key"] request = f"https://api.polygon.io/v1/marketstatus/now?apiKey={key}" server_time = requests.get(request).json().get("serverTime") return dt.datetime.fromisoformat(server_time) - @API._exception_handler + @Broker._exception_handler def fetch_price_history( self, symbol: str, @@ -84,7 +84,7 @@ def fetch_price_history( val, unit = expand_interval(interval) return self._get_data_from_polygon(symbol, val, unit, start, end) - @API._exception_handler + @Broker._exception_handler def fetch_chain_info(self, symbol: str) -> Dict[str, Any]: key = self.config["polygon_api_key"] request = f"https://api.polygon.io/v3/reference/options/contracts?underlying_ticker={symbol}&apiKey={key}" @@ -102,7 +102,7 @@ def fetch_chain_info(self, symbol: str) -> Dict[str, Any]: "multiplier": 100, } - @API._exception_handler + @Broker._exception_handler def fetch_chain_data(self, symbol: str, date: dt.datetime) -> pd.DataFrame: if ( @@ -143,7 +143,7 @@ def fetch_chain_data(self, symbol: str, date: dt.datetime) -> pd.DataFrame: return df - @API._exception_handler + @Broker._exception_handler def fetch_option_market_data(self, occ_symbol: str) -> Dict[str, Any]: if self.basic: raise Exception("Basic accounts do not have access to options.") @@ -161,7 +161,7 @@ def fetch_option_market_data(self, occ_symbol: str) -> Dict[str, Any]: "bid": response["last_quote"]["bid"], } - @API._exception_handler + @Broker._exception_handler def fetch_market_hours(self, date: datetime.date) -> Dict[str, Any]: # Polygon does not support getting market hours, # so use the free Tradier API instead. diff --git a/harvest/api/robinhood.py b/harvest/broker/robinhood.py similarity index 98% rename from harvest/api/robinhood.py rename to harvest/broker/robinhood.py index ce5a88f2..9d7f1d7b 100644 --- a/harvest/api/robinhood.py +++ b/harvest/broker/robinhood.py @@ -11,12 +11,12 @@ import yaml # Submodule imports -from harvest.api._base import API +from harvest.broker._base import Broker from harvest.definitions import * from harvest.utils import * -class Robinhood(API): +class Robinhood(Broker): interval_list = [Interval.SEC_15, Interval.MIN_5, Interval.HR_1, Interval.DAY_1] exchange = "NASDAQ" @@ -114,7 +114,7 @@ def exit(self): # -------------- Streamer methods -------------- # - @API._exception_handler + @Broker._exception_handler def fetch_price_history( self, symbol: str, @@ -203,7 +203,7 @@ def fetch_price_history( return df - @API._exception_handler + @Broker._exception_handler def fetch_chain_info(self, symbol: str): ret = rh.get_chains(symbol) return { @@ -212,7 +212,7 @@ def fetch_chain_info(self, symbol: str): "multiplier": ret["trade_value_multiplier"], } - @API._exception_handler + @Broker._exception_handler def fetch_chain_data(self, symbol: str, date: dt.datetime): if ( @@ -257,7 +257,7 @@ def fetch_chain_data(self, symbol: str, date: dt.datetime): return df - @API._exception_handler + @Broker._exception_handler def fetch_option_market_data(self, symbol: str): sym, date, type, price = self.occ_to_data(symbol) @@ -271,7 +271,7 @@ def fetch_option_market_data(self, symbol: str): "bid": float(ret["bid_price"]), } - @API._exception_handler + @Broker._exception_handler def fetch_market_hours(self, date: datetime.date): ret = rh.get_market_hours("XNAS", date.strftime("%Y-%m-%d")) is_open = ret["is_open"] @@ -298,7 +298,7 @@ def fetch_market_hours(self, date: datetime.date): # ------------- Broker methods ------------- # - @API._exception_handler + @Broker._exception_handler def fetch_stock_positions(self): ret = rh.get_open_stock_positions() pos = [] @@ -316,7 +316,7 @@ def fetch_stock_positions(self): ) return pos - @API._exception_handler + @Broker._exception_handler def fetch_option_positions(self): ret = rh.get_open_option_positions() pos = [] @@ -344,7 +344,7 @@ def fetch_option_positions(self): return pos - @API._exception_handler + @Broker._exception_handler def fetch_crypto_positions(self, key=None): ret = rh.get_crypto_positions() pos = [] @@ -378,7 +378,7 @@ def fetch_crypto_positions(self, key=None): # r["market_value"] = float(upd["adjusted_mark_price"]) * r["quantity"] # r["cost_basis"] = r["avg_price"] * r["quantity"] - @API._exception_handler + @Broker._exception_handler def fetch_account(self): ret = rh.load_phoenix_account() ret = { @@ -389,7 +389,7 @@ def fetch_account(self): } return ret - @API._exception_handler + @Broker._exception_handler def fetch_stock_order_status(self, id): ret = rh.get_stock_order_info(id) # Check if any of the orders were executed @@ -413,7 +413,7 @@ def fetch_stock_order_status(self, id): "filled_price": filled_price, } - @API._exception_handler + @Broker._exception_handler def fetch_option_order_status(self, id): ret = rh.get_option_order_info(id) debugger.debug(ret) @@ -438,7 +438,7 @@ def fetch_option_order_status(self, id): "filled_price": filled_price, } - @API._exception_handler + @Broker._exception_handler def fetch_crypto_order_status(self, id): ret = rh.get_crypto_order_info(id) debugger.debug(ret) @@ -464,7 +464,7 @@ def fetch_crypto_order_status(self, id): "filled_price": filled_price, } - @API._exception_handler + @Broker._exception_handler def fetch_order_queue(self): queue = [] ret = rh.get_all_open_stock_orders() diff --git a/harvest/api/webull.py b/harvest/broker/webull.py similarity index 95% rename from harvest/api/webull.py rename to harvest/broker/webull.py index 8cded9da..14ba0a17 100644 --- a/harvest/api/webull.py +++ b/harvest/broker/webull.py @@ -9,12 +9,12 @@ import yaml # Submodule imports -from harvest.api._base import API +from harvest.broker._base import Broker from harvest.definitions import * from harvest.utils import * -class Webull(API): +class Webull(Broker): interval_list = [Interval.MIN_1, Interval.MIN_5, Interval.HR_1, Interval.DAY_1] exchange = "NASDAQ" @@ -137,7 +137,7 @@ def exit(self): # -------------- Streamer methods -------------- # - @API._exception_handler + @Broker._exception_handler def fetch_price_history( self, symbol: str, @@ -202,7 +202,7 @@ def fetch_price_history( return df - @API._exception_handler + @Broker._exception_handler def fetch_chain_info(self, symbol: str): ret = self.api.get_options_expiration_dates(symbol) return { @@ -211,7 +211,7 @@ def fetch_chain_info(self, symbol: str): "multiplier": 100, } - @API._exception_handler + @Broker._exception_handler def fetch_chain_data(self, symbol: str, date: dt.datetime): if ( @@ -263,7 +263,7 @@ def fetch_chain_data(self, symbol: str, date: dt.datetime): return df.drop(["id"], axis=1) - @API._exception_handler + @Broker._exception_handler def fetch_option_market_data(self, symbol: str): sym, date, _, price = self.occ_to_data(symbol) date = str_to_date(date_to_str(date)) @@ -303,7 +303,7 @@ def fetch_option_market_data(self, symbol: str): # ------------- Broker methods ------------- # - @API._exception_handler + @Broker._exception_handler def fetch_stock_positions(self): ret = self.api.get_positions() pos = [] @@ -319,7 +319,7 @@ def fetch_stock_positions(self): ) return pos - @API._exception_handler + @Broker._exception_handler def fetch_option_positions(self): ret = self.api.get_positions() pos = [] @@ -346,7 +346,7 @@ def fetch_option_positions(self): return pos - @API._exception_handler + @Broker._exception_handler def fetch_crypto_positions(self, key=None): ret = self.api.get_positions() pos = [] @@ -383,25 +383,29 @@ def fmt_fetch_account(self, val, data): return line["value"] return -1 - @API._exception_handler + @Broker._exception_handler def fetch_account(self): if not self.api.is_logged_in(): return None ret = self.api.get_account()["accountMembers"] return { "equity": float(self.fmt_fetch_account("totalMarketValue", ret)), - "cash": float(self.fmt_fetch_account("cashBalance", ret)) - if not self.paper - else float(self.fmt_fetch_account("usableCash", ret)), - "buying_power": float(self.fmt_fetch_account("dayBuyingPower", ret)) - if not self.paper - else float(self.fmt_fetch_account("usableCash", ret)), + "cash": ( + float(self.fmt_fetch_account("cashBalance", ret)) + if not self.paper + else float(self.fmt_fetch_account("usableCash", ret)) + ), + "buying_power": ( + float(self.fmt_fetch_account("dayBuyingPower", ret)) + if not self.paper + else float(self.fmt_fetch_account("usableCash", ret)) + ), "bp_options": float(self.fmt_fetch_account("optionBuyingPower", ret)), "bp_crypto": float(self.fmt_fetch_account("cryptoBuyingPower", ret)), "multiplier": float(-1), } - @API._exception_handler + @Broker._exception_handler def fetch_stock_order_status(self, id): ret = self.api.get_history_orders(status="All") for r in ret: @@ -419,7 +423,7 @@ def fetch_stock_order_status(self, id): "status": r["status"].lower(), } - @API._exception_handler + @Broker._exception_handler def fetch_option_order_status(self, id): ret = self.api.get_history_orders(status="All") for r in ret: @@ -442,7 +446,7 @@ def fetch_option_order_status(self, id): "status": r["status"].lower(), } - @API._exception_handler + @Broker._exception_handler def fetch_crypto_order_status(self, id): ret = self.api.get_history_orders(status="All") for r in ret: @@ -453,16 +457,18 @@ def fetch_crypto_order_status(self, id): "symbol": f"@{r['orders'][0]['ticker']['symbol'].replace('USD', '')}", "qty": float(r["quantity"]), "filled_qty": float(r["cumulative_quantity"]), - "filled_price": float(r["executions"][0]["effective_price"]) - if len(r["executions"]) - else 0, + "filled_price": ( + float(r["executions"][0]["effective_price"]) + if len(r["executions"]) + else 0 + ), "filled_cost": float(r["rounded_executed_notional"]), "side": r["side"], "time_in_force": r["timeInForce"], "status": r["status"].lower(), } - @API._exception_handler + @Broker._exception_handler def fetch_order_queue(self): queue = [] ret = self.api.get_current_orders() diff --git a/harvest/api/yahoo.py b/harvest/broker/yahoo.py similarity index 97% rename from harvest/api/yahoo.py rename to harvest/broker/yahoo.py index 8d1e74d8..a26340be 100644 --- a/harvest/api/yahoo.py +++ b/harvest/broker/yahoo.py @@ -11,12 +11,12 @@ import yfinance as yf # Submodule imports -from harvest.api._base import API +from harvest.broker._base import Broker from harvest.utils import * from harvest.definitions import * -class YahooStreamer(API): +class YahooStreamer(Broker): interval_list = [ Interval.MIN_1, @@ -122,11 +122,11 @@ def main(self) -> None: df_dict[s] = df_tmp debugger.debug(f"From yfinance dict: {df_dict}") - self.trader_main(df_dict) + self.broker_hub_cb(df_dict) # -------------- Streamer methods -------------- # - @API._exception_handler + @Broker._exception_handler def fetch_price_history( self, symbol: str, @@ -182,7 +182,7 @@ def fetch_price_history( debugger.debug(f"From yfinance got: {df}") return df - @API._exception_handler + @Broker._exception_handler def fetch_chain_info(self, symbol: str) -> Dict[str, Any]: option_list = self.watch_ticker[symbol].options return { @@ -193,7 +193,7 @@ def fetch_chain_info(self, symbol: str) -> Dict[str, Any]: "multiplier": 100, } - @API._exception_handler + @Broker._exception_handler def fetch_chain_data(self, symbol: str, date: dt.datetime) -> pd.DataFrame: if ( @@ -226,7 +226,7 @@ def fetch_chain_data(self, symbol: str, date: dt.datetime) -> pd.DataFrame: return df - @API._exception_handler + @Broker._exception_handler def fetch_option_market_data(self, occ_symbol: str) -> Dict[str, Any]: occ_symbol = occ_symbol.replace(" ", "") symbol, date, typ, _ = self.occ_to_data(occ_symbol) @@ -241,7 +241,7 @@ def fetch_option_market_data(self, occ_symbol: str) -> Dict[str, Any]: "bid": float(df["bid"].iloc[0]), } - @API._exception_handler + @Broker._exception_handler def fetch_market_hours(self, date: datetime.date) -> Dict[str, Any]: # yfinance does not support getting market hours, # so use the free Tradier API instead. diff --git a/harvest/cli.py b/harvest/cli.py index 534cbfe9..281603be 100644 --- a/harvest/cli.py +++ b/harvest/cli.py @@ -9,6 +9,7 @@ from os.path import isfile, join from typing import Callable + # Lambda functions cannot raise exceptions so using higher order functions. def _raise(e) -> Callable: def raise_helper(): @@ -98,9 +99,9 @@ def start(args: argparse.Namespace, test: bool = False) -> None: broker = args.broker debug = args.debug - from harvest.trader import LiveTrader + from harvest.trader import BrokerHub - trader = LiveTrader(streamer=streamer, broker=broker, storage=storage, debug=debug) + trader = BrokerHub(streamer=streamer, broker=broker, storage=storage, debug=debug) console = Console() console.print(f"> [bold green]Welcome to Harvest[/bold green]") diff --git a/harvest/gui/build/bundle.js b/harvest/gui/build/bundle.js index ce55d1aa..2b269bea 100644 --- a/harvest/gui/build/bundle.js +++ b/harvest/gui/build/bundle.js @@ -4,8 +4,10 @@ var app = (function () { 'use strict'; function noop() { } + // Adapted from https://github.com/then/is-promise/blob/master/index.js + // Distributed under MIT License https://github.com/then/is-promise/blob/master/LICENSE function is_promise(value) { - return value && typeof value === 'object' && typeof value.then === 'function'; + return !!value && (typeof value === 'object' || typeof value === 'function') && typeof value.then === 'function'; } function add_location(element, file, line, column, char) { element.__svelte_meta = { @@ -37,7 +39,9 @@ var app = (function () { target.insertBefore(node, anchor || null); } function detach(node) { - node.parentNode.removeChild(node); + if (node.parentNode) { + node.parentNode.removeChild(node); + } } function destroy_each(iterations, detaching) { for (let i = 0; i < iterations.length; i += 1) { @@ -63,9 +67,9 @@ var app = (function () { function children(element) { return Array.from(element.childNodes); } - function custom_event(type, detail, bubbles = false) { + function custom_event(type, detail, { bubbles = false, cancelable = false } = {}) { const e = document.createEvent('CustomEvent'); - e.initCustomEvent(type, bubbles, false, detail); + e.initCustomEvent(type, bubbles, cancelable, detail); return e; } @@ -81,9 +85,9 @@ var app = (function () { const dirty_components = []; const binding_callbacks = []; - const render_callbacks = []; + let render_callbacks = []; const flush_callbacks = []; - const resolved_promise = Promise.resolve(); + const resolved_promise = /* @__PURE__ */ Promise.resolve(); let update_scheduled = false; function schedule_update() { if (!update_scheduled) { @@ -94,22 +98,54 @@ var app = (function () { function add_render_callback(fn) { render_callbacks.push(fn); } - let flushing = false; + // flush() calls callbacks in this order: + // 1. All beforeUpdate callbacks, in order: parents before children + // 2. All bind:this callbacks, in reverse order: children before parents. + // 3. All afterUpdate callbacks, in order: parents before children. EXCEPT + // for afterUpdates called during the initial onMount, which are called in + // reverse order: children before parents. + // Since callbacks might update component values, which could trigger another + // call to flush(), the following steps guard against this: + // 1. During beforeUpdate, any updated components will be added to the + // dirty_components array and will cause a reentrant call to flush(). Because + // the flush index is kept outside the function, the reentrant call will pick + // up where the earlier call left off and go through all dirty components. The + // current_component value is saved and restored so that the reentrant call will + // not interfere with the "parent" flush() call. + // 2. bind:this callbacks cannot trigger new flush() calls. + // 3. During afterUpdate, any updated components will NOT have their afterUpdate + // callback called a second time; the seen_callbacks set, outside the flush() + // function, guarantees this behavior. const seen_callbacks = new Set(); + let flushidx = 0; // Do *not* move this inside the flush() function function flush() { - if (flushing) + // Do not reenter flush while dirty components are updated, as this can + // result in an infinite loop. Instead, let the inner flush handle it. + // Reentrancy is ok afterwards for bindings etc. + if (flushidx !== 0) { return; - flushing = true; + } + const saved_component = current_component; do { // first, call beforeUpdate functions // and update components - for (let i = 0; i < dirty_components.length; i += 1) { - const component = dirty_components[i]; - set_current_component(component); - update(component.$$); + try { + while (flushidx < dirty_components.length) { + const component = dirty_components[flushidx]; + flushidx++; + set_current_component(component); + update(component.$$); + } + } + catch (e) { + // reset dirty state to not end up in a deadlocked state and then rethrow + dirty_components.length = 0; + flushidx = 0; + throw e; } set_current_component(null); dirty_components.length = 0; + flushidx = 0; while (binding_callbacks.length) binding_callbacks.pop()(); // then, once components are updated, call @@ -129,8 +165,8 @@ var app = (function () { flush_callbacks.pop()(); } update_scheduled = false; - flushing = false; seen_callbacks.clear(); + set_current_component(saved_component); } function update($$) { if ($$.fragment !== null) { @@ -142,6 +178,16 @@ var app = (function () { $$.after_update.forEach(add_render_callback); } } + /** + * Useful for example to execute remaining `afterUpdate` callbacks before executing `destroy`. + */ + function flush_render_callbacks(fns) { + const filtered = []; + const targets = []; + render_callbacks.forEach((c) => fns.indexOf(c) === -1 ? filtered.push(c) : targets.push(c)); + targets.forEach((c) => c()); + render_callbacks = filtered; + } const outroing = new Set(); let outros; function group_outros() { @@ -178,6 +224,9 @@ var app = (function () { }); block.o(local); } + else if (callback) { + callback(); + } } function handle_promise(promise, info) { @@ -262,14 +311,17 @@ var app = (function () { info.block.p(child_ctx, dirty); } function mount_component(component, target, anchor, customElement) { - const { fragment, on_mount, on_destroy, after_update } = component.$$; + const { fragment, after_update } = component.$$; fragment && fragment.m(target, anchor); if (!customElement) { // onMount happens before the initial afterUpdate add_render_callback(() => { - const new_on_destroy = on_mount.map(run).filter(is_function); - if (on_destroy) { - on_destroy.push(...new_on_destroy); + const new_on_destroy = component.$$.on_mount.map(run).filter(is_function); + // if the component was destroyed immediately + // it will update the `$$.on_destroy` reference to `null`. + // the destructured on_destroy may still reference to the old array + if (component.$$.on_destroy) { + component.$$.on_destroy.push(...new_on_destroy); } else { // Edge case - component was destroyed immediately, @@ -284,6 +336,7 @@ var app = (function () { function destroy_component(component, detaching) { const $$ = component.$$; if ($$.fragment !== null) { + flush_render_callbacks($$.after_update); run_all($$.on_destroy); $$.fragment && $$.fragment.d(detaching); // TODO null out other refs, including component.$$ (but need to @@ -305,7 +358,7 @@ var app = (function () { set_current_component(component); const $$ = component.$$ = { fragment: null, - ctx: null, + ctx: [], // state props, update: noop, @@ -317,7 +370,7 @@ var app = (function () { on_disconnect: [], before_update: [], after_update: [], - context: new Map(parent_component ? parent_component.$$.context : options.context || []), + context: new Map(options.context || (parent_component ? parent_component.$$.context : [])), // everything else callbacks: blank_object(), dirty, @@ -370,6 +423,9 @@ var app = (function () { this.$destroy = noop; } $on(type, callback) { + if (!is_function(callback)) { + return noop; + } const callbacks = (this.$$.callbacks[type] || (this.$$.callbacks[type] = [])); callbacks.push(callback); return () => { @@ -388,7 +444,7 @@ var app = (function () { } function dispatch_dev(type, detail) { - document.dispatchEvent(custom_event(type, Object.assign({ version: '3.42.2' }, detail), true)); + document.dispatchEvent(custom_event(type, Object.assign({ version: '3.59.2' }, detail), { bubbles: true })); } function append_dev(target, node) { dispatch_dev('SvelteDOMInsert', { target, node }); @@ -411,7 +467,7 @@ var app = (function () { } function set_data_dev(text, data) { data = '' + data; - if (text.wholeText === data) + if (text.data === data) return; dispatch_dev('SvelteDOMSetData', { node: text, data }); text.data = data; @@ -452,7 +508,7 @@ var app = (function () { $inject_state() { } } - /* src/App.svelte generated by Svelte v3.42.2 */ + /* src/App.svelte generated by Svelte v3.59.2 */ const file = "src/App.svelte"; @@ -523,7 +579,9 @@ var app = (function () { insert_dev(target, ul, anchor); for (let i = 0; i < each_blocks.length; i += 1) { - each_blocks[i].m(ul, null); + if (each_blocks[i]) { + each_blocks[i].m(ul, null); + } } }, p: function update(ctx, dirty) { @@ -725,6 +783,12 @@ var app = (function () { return ret; })(); + $$self.$$.on_mount.push(function () { + if (name === undefined && !('name' in $$props || $$self.$$.bound[$$self.$$.props['name']])) { + console.warn(" was created without expected prop 'name'"); + } + }); + const writable_props = ['name']; Object.keys($$props).forEach(key => { @@ -759,13 +823,6 @@ var app = (function () { options, id: create_fragment.name }); - - const { ctx } = this.$$; - const props = options.props || {}; - - if (/*name*/ ctx[0] === undefined && !('name' in props)) { - console.warn(" was created without expected prop 'name'"); - } } get name() { @@ -786,5 +843,5 @@ var app = (function () { return app; -}()); +})(); //# sourceMappingURL=bundle.js.map diff --git a/harvest/gui/build/bundle.js.map b/harvest/gui/build/bundle.js.map index 8061b4dd..fbf63423 100644 --- a/harvest/gui/build/bundle.js.map +++ b/harvest/gui/build/bundle.js.map @@ -1 +1 @@ -{"version":3,"file":"bundle.js","sources":["../../../gui/node_modules/svelte/internal/index.mjs","../../../gui/src/App.svelte","../../../gui/src/main.js"],"sourcesContent":["function noop() { }\nconst identity = x => x;\nfunction assign(tar, src) {\n // @ts-ignore\n for (const k in src)\n tar[k] = src[k];\n return tar;\n}\nfunction is_promise(value) {\n return value && typeof value === 'object' && typeof value.then === 'function';\n}\nfunction add_location(element, file, line, column, char) {\n element.__svelte_meta = {\n loc: { file, line, column, char }\n };\n}\nfunction run(fn) {\n return fn();\n}\nfunction blank_object() {\n return Object.create(null);\n}\nfunction run_all(fns) {\n fns.forEach(run);\n}\nfunction is_function(thing) {\n return typeof thing === 'function';\n}\nfunction safe_not_equal(a, b) {\n return a != a ? b == b : a !== b || ((a && typeof a === 'object') || typeof a === 'function');\n}\nlet src_url_equal_anchor;\nfunction src_url_equal(element_src, url) {\n if (!src_url_equal_anchor) {\n src_url_equal_anchor = document.createElement('a');\n }\n src_url_equal_anchor.href = url;\n return element_src === src_url_equal_anchor.href;\n}\nfunction not_equal(a, b) {\n return a != a ? b == b : a !== b;\n}\nfunction is_empty(obj) {\n return Object.keys(obj).length === 0;\n}\nfunction validate_store(store, name) {\n if (store != null && typeof store.subscribe !== 'function') {\n throw new Error(`'${name}' is not a store with a 'subscribe' method`);\n }\n}\nfunction subscribe(store, ...callbacks) {\n if (store == null) {\n return noop;\n }\n const unsub = store.subscribe(...callbacks);\n return unsub.unsubscribe ? () => unsub.unsubscribe() : unsub;\n}\nfunction get_store_value(store) {\n let value;\n subscribe(store, _ => value = _)();\n return value;\n}\nfunction component_subscribe(component, store, callback) {\n component.$$.on_destroy.push(subscribe(store, callback));\n}\nfunction create_slot(definition, ctx, $$scope, fn) {\n if (definition) {\n const slot_ctx = get_slot_context(definition, ctx, $$scope, fn);\n return definition[0](slot_ctx);\n }\n}\nfunction get_slot_context(definition, ctx, $$scope, fn) {\n return definition[1] && fn\n ? assign($$scope.ctx.slice(), definition[1](fn(ctx)))\n : $$scope.ctx;\n}\nfunction get_slot_changes(definition, $$scope, dirty, fn) {\n if (definition[2] && fn) {\n const lets = definition[2](fn(dirty));\n if ($$scope.dirty === undefined) {\n return lets;\n }\n if (typeof lets === 'object') {\n const merged = [];\n const len = Math.max($$scope.dirty.length, lets.length);\n for (let i = 0; i < len; i += 1) {\n merged[i] = $$scope.dirty[i] | lets[i];\n }\n return merged;\n }\n return $$scope.dirty | lets;\n }\n return $$scope.dirty;\n}\nfunction update_slot_base(slot, slot_definition, ctx, $$scope, slot_changes, get_slot_context_fn) {\n if (slot_changes) {\n const slot_context = get_slot_context(slot_definition, ctx, $$scope, get_slot_context_fn);\n slot.p(slot_context, slot_changes);\n }\n}\nfunction update_slot(slot, slot_definition, ctx, $$scope, dirty, get_slot_changes_fn, get_slot_context_fn) {\n const slot_changes = get_slot_changes(slot_definition, $$scope, dirty, get_slot_changes_fn);\n update_slot_base(slot, slot_definition, ctx, $$scope, slot_changes, get_slot_context_fn);\n}\nfunction get_all_dirty_from_scope($$scope) {\n if ($$scope.ctx.length > 32) {\n const dirty = [];\n const length = $$scope.ctx.length / 32;\n for (let i = 0; i < length; i++) {\n dirty[i] = -1;\n }\n return dirty;\n }\n return -1;\n}\nfunction exclude_internal_props(props) {\n const result = {};\n for (const k in props)\n if (k[0] !== '$')\n result[k] = props[k];\n return result;\n}\nfunction compute_rest_props(props, keys) {\n const rest = {};\n keys = new Set(keys);\n for (const k in props)\n if (!keys.has(k) && k[0] !== '$')\n rest[k] = props[k];\n return rest;\n}\nfunction compute_slots(slots) {\n const result = {};\n for (const key in slots) {\n result[key] = true;\n }\n return result;\n}\nfunction once(fn) {\n let ran = false;\n return function (...args) {\n if (ran)\n return;\n ran = true;\n fn.call(this, ...args);\n };\n}\nfunction null_to_empty(value) {\n return value == null ? '' : value;\n}\nfunction set_store_value(store, ret, value) {\n store.set(value);\n return ret;\n}\nconst has_prop = (obj, prop) => Object.prototype.hasOwnProperty.call(obj, prop);\nfunction action_destroyer(action_result) {\n return action_result && is_function(action_result.destroy) ? action_result.destroy : noop;\n}\n\nconst is_client = typeof window !== 'undefined';\nlet now = is_client\n ? () => window.performance.now()\n : () => Date.now();\nlet raf = is_client ? cb => requestAnimationFrame(cb) : noop;\n// used internally for testing\nfunction set_now(fn) {\n now = fn;\n}\nfunction set_raf(fn) {\n raf = fn;\n}\n\nconst tasks = new Set();\nfunction run_tasks(now) {\n tasks.forEach(task => {\n if (!task.c(now)) {\n tasks.delete(task);\n task.f();\n }\n });\n if (tasks.size !== 0)\n raf(run_tasks);\n}\n/**\n * For testing purposes only!\n */\nfunction clear_loops() {\n tasks.clear();\n}\n/**\n * Creates a new task that runs on each raf frame\n * until it returns a falsy value or is aborted\n */\nfunction loop(callback) {\n let task;\n if (tasks.size === 0)\n raf(run_tasks);\n return {\n promise: new Promise(fulfill => {\n tasks.add(task = { c: callback, f: fulfill });\n }),\n abort() {\n tasks.delete(task);\n }\n };\n}\n\n// Track which nodes are claimed during hydration. Unclaimed nodes can then be removed from the DOM\n// at the end of hydration without touching the remaining nodes.\nlet is_hydrating = false;\nfunction start_hydrating() {\n is_hydrating = true;\n}\nfunction end_hydrating() {\n is_hydrating = false;\n}\nfunction upper_bound(low, high, key, value) {\n // Return first index of value larger than input value in the range [low, high)\n while (low < high) {\n const mid = low + ((high - low) >> 1);\n if (key(mid) <= value) {\n low = mid + 1;\n }\n else {\n high = mid;\n }\n }\n return low;\n}\nfunction init_hydrate(target) {\n if (target.hydrate_init)\n return;\n target.hydrate_init = true;\n // We know that all children have claim_order values since the unclaimed have been detached if target is not \n let children = target.childNodes;\n // If target is , there may be children without claim_order\n if (target.nodeName === 'HEAD') {\n const myChildren = [];\n for (let i = 0; i < children.length; i++) {\n const node = children[i];\n if (node.claim_order !== undefined) {\n myChildren.push(node);\n }\n }\n children = myChildren;\n }\n /*\n * Reorder claimed children optimally.\n * We can reorder claimed children optimally by finding the longest subsequence of\n * nodes that are already claimed in order and only moving the rest. The longest\n * subsequence subsequence of nodes that are claimed in order can be found by\n * computing the longest increasing subsequence of .claim_order values.\n *\n * This algorithm is optimal in generating the least amount of reorder operations\n * possible.\n *\n * Proof:\n * We know that, given a set of reordering operations, the nodes that do not move\n * always form an increasing subsequence, since they do not move among each other\n * meaning that they must be already ordered among each other. Thus, the maximal\n * set of nodes that do not move form a longest increasing subsequence.\n */\n // Compute longest increasing subsequence\n // m: subsequence length j => index k of smallest value that ends an increasing subsequence of length j\n const m = new Int32Array(children.length + 1);\n // Predecessor indices + 1\n const p = new Int32Array(children.length);\n m[0] = -1;\n let longest = 0;\n for (let i = 0; i < children.length; i++) {\n const current = children[i].claim_order;\n // Find the largest subsequence length such that it ends in a value less than our current value\n // upper_bound returns first greater value, so we subtract one\n // with fast path for when we are on the current longest subsequence\n const seqLen = ((longest > 0 && children[m[longest]].claim_order <= current) ? longest + 1 : upper_bound(1, longest, idx => children[m[idx]].claim_order, current)) - 1;\n p[i] = m[seqLen] + 1;\n const newLen = seqLen + 1;\n // We can guarantee that current is the smallest value. Otherwise, we would have generated a longer sequence.\n m[newLen] = i;\n longest = Math.max(newLen, longest);\n }\n // The longest increasing subsequence of nodes (initially reversed)\n const lis = [];\n // The rest of the nodes, nodes that will be moved\n const toMove = [];\n let last = children.length - 1;\n for (let cur = m[longest] + 1; cur != 0; cur = p[cur - 1]) {\n lis.push(children[cur - 1]);\n for (; last >= cur; last--) {\n toMove.push(children[last]);\n }\n last--;\n }\n for (; last >= 0; last--) {\n toMove.push(children[last]);\n }\n lis.reverse();\n // We sort the nodes being moved to guarantee that their insertion order matches the claim order\n toMove.sort((a, b) => a.claim_order - b.claim_order);\n // Finally, we move the nodes\n for (let i = 0, j = 0; i < toMove.length; i++) {\n while (j < lis.length && toMove[i].claim_order >= lis[j].claim_order) {\n j++;\n }\n const anchor = j < lis.length ? lis[j] : null;\n target.insertBefore(toMove[i], anchor);\n }\n}\nfunction append(target, node) {\n target.appendChild(node);\n}\nfunction append_styles(target, style_sheet_id, styles) {\n const append_styles_to = get_root_for_style(target);\n if (!append_styles_to.getElementById(style_sheet_id)) {\n const style = element('style');\n style.id = style_sheet_id;\n style.textContent = styles;\n append_stylesheet(append_styles_to, style);\n }\n}\nfunction get_root_for_style(node) {\n if (!node)\n return document;\n const root = node.getRootNode ? node.getRootNode() : node.ownerDocument;\n if (root.host) {\n return root;\n }\n return document;\n}\nfunction append_empty_stylesheet(node) {\n const style_element = element('style');\n append_stylesheet(get_root_for_style(node), style_element);\n return style_element;\n}\nfunction append_stylesheet(node, style) {\n append(node.head || node, style);\n}\nfunction append_hydration(target, node) {\n if (is_hydrating) {\n init_hydrate(target);\n if ((target.actual_end_child === undefined) || ((target.actual_end_child !== null) && (target.actual_end_child.parentElement !== target))) {\n target.actual_end_child = target.firstChild;\n }\n // Skip nodes of undefined ordering\n while ((target.actual_end_child !== null) && (target.actual_end_child.claim_order === undefined)) {\n target.actual_end_child = target.actual_end_child.nextSibling;\n }\n if (node !== target.actual_end_child) {\n // We only insert if the ordering of this node should be modified or the parent node is not target\n if (node.claim_order !== undefined || node.parentNode !== target) {\n target.insertBefore(node, target.actual_end_child);\n }\n }\n else {\n target.actual_end_child = node.nextSibling;\n }\n }\n else if (node.parentNode !== target || node.nextSibling !== null) {\n target.appendChild(node);\n }\n}\nfunction insert(target, node, anchor) {\n target.insertBefore(node, anchor || null);\n}\nfunction insert_hydration(target, node, anchor) {\n if (is_hydrating && !anchor) {\n append_hydration(target, node);\n }\n else if (node.parentNode !== target || node.nextSibling != anchor) {\n target.insertBefore(node, anchor || null);\n }\n}\nfunction detach(node) {\n node.parentNode.removeChild(node);\n}\nfunction destroy_each(iterations, detaching) {\n for (let i = 0; i < iterations.length; i += 1) {\n if (iterations[i])\n iterations[i].d(detaching);\n }\n}\nfunction element(name) {\n return document.createElement(name);\n}\nfunction element_is(name, is) {\n return document.createElement(name, { is });\n}\nfunction object_without_properties(obj, exclude) {\n const target = {};\n for (const k in obj) {\n if (has_prop(obj, k)\n // @ts-ignore\n && exclude.indexOf(k) === -1) {\n // @ts-ignore\n target[k] = obj[k];\n }\n }\n return target;\n}\nfunction svg_element(name) {\n return document.createElementNS('http://www.w3.org/2000/svg', name);\n}\nfunction text(data) {\n return document.createTextNode(data);\n}\nfunction space() {\n return text(' ');\n}\nfunction empty() {\n return text('');\n}\nfunction listen(node, event, handler, options) {\n node.addEventListener(event, handler, options);\n return () => node.removeEventListener(event, handler, options);\n}\nfunction prevent_default(fn) {\n return function (event) {\n event.preventDefault();\n // @ts-ignore\n return fn.call(this, event);\n };\n}\nfunction stop_propagation(fn) {\n return function (event) {\n event.stopPropagation();\n // @ts-ignore\n return fn.call(this, event);\n };\n}\nfunction self(fn) {\n return function (event) {\n // @ts-ignore\n if (event.target === this)\n fn.call(this, event);\n };\n}\nfunction trusted(fn) {\n return function (event) {\n // @ts-ignore\n if (event.isTrusted)\n fn.call(this, event);\n };\n}\nfunction attr(node, attribute, value) {\n if (value == null)\n node.removeAttribute(attribute);\n else if (node.getAttribute(attribute) !== value)\n node.setAttribute(attribute, value);\n}\nfunction set_attributes(node, attributes) {\n // @ts-ignore\n const descriptors = Object.getOwnPropertyDescriptors(node.__proto__);\n for (const key in attributes) {\n if (attributes[key] == null) {\n node.removeAttribute(key);\n }\n else if (key === 'style') {\n node.style.cssText = attributes[key];\n }\n else if (key === '__value') {\n node.value = node[key] = attributes[key];\n }\n else if (descriptors[key] && descriptors[key].set) {\n node[key] = attributes[key];\n }\n else {\n attr(node, key, attributes[key]);\n }\n }\n}\nfunction set_svg_attributes(node, attributes) {\n for (const key in attributes) {\n attr(node, key, attributes[key]);\n }\n}\nfunction set_custom_element_data(node, prop, value) {\n if (prop in node) {\n node[prop] = typeof node[prop] === 'boolean' && value === '' ? true : value;\n }\n else {\n attr(node, prop, value);\n }\n}\nfunction xlink_attr(node, attribute, value) {\n node.setAttributeNS('http://www.w3.org/1999/xlink', attribute, value);\n}\nfunction get_binding_group_value(group, __value, checked) {\n const value = new Set();\n for (let i = 0; i < group.length; i += 1) {\n if (group[i].checked)\n value.add(group[i].__value);\n }\n if (!checked) {\n value.delete(__value);\n }\n return Array.from(value);\n}\nfunction to_number(value) {\n return value === '' ? null : +value;\n}\nfunction time_ranges_to_array(ranges) {\n const array = [];\n for (let i = 0; i < ranges.length; i += 1) {\n array.push({ start: ranges.start(i), end: ranges.end(i) });\n }\n return array;\n}\nfunction children(element) {\n return Array.from(element.childNodes);\n}\nfunction init_claim_info(nodes) {\n if (nodes.claim_info === undefined) {\n nodes.claim_info = { last_index: 0, total_claimed: 0 };\n }\n}\nfunction claim_node(nodes, predicate, processNode, createNode, dontUpdateLastIndex = false) {\n // Try to find nodes in an order such that we lengthen the longest increasing subsequence\n init_claim_info(nodes);\n const resultNode = (() => {\n // We first try to find an element after the previous one\n for (let i = nodes.claim_info.last_index; i < nodes.length; i++) {\n const node = nodes[i];\n if (predicate(node)) {\n const replacement = processNode(node);\n if (replacement === undefined) {\n nodes.splice(i, 1);\n }\n else {\n nodes[i] = replacement;\n }\n if (!dontUpdateLastIndex) {\n nodes.claim_info.last_index = i;\n }\n return node;\n }\n }\n // Otherwise, we try to find one before\n // We iterate in reverse so that we don't go too far back\n for (let i = nodes.claim_info.last_index - 1; i >= 0; i--) {\n const node = nodes[i];\n if (predicate(node)) {\n const replacement = processNode(node);\n if (replacement === undefined) {\n nodes.splice(i, 1);\n }\n else {\n nodes[i] = replacement;\n }\n if (!dontUpdateLastIndex) {\n nodes.claim_info.last_index = i;\n }\n else if (replacement === undefined) {\n // Since we spliced before the last_index, we decrease it\n nodes.claim_info.last_index--;\n }\n return node;\n }\n }\n // If we can't find any matching node, we create a new one\n return createNode();\n })();\n resultNode.claim_order = nodes.claim_info.total_claimed;\n nodes.claim_info.total_claimed += 1;\n return resultNode;\n}\nfunction claim_element_base(nodes, name, attributes, create_element) {\n return claim_node(nodes, (node) => node.nodeName === name, (node) => {\n const remove = [];\n for (let j = 0; j < node.attributes.length; j++) {\n const attribute = node.attributes[j];\n if (!attributes[attribute.name]) {\n remove.push(attribute.name);\n }\n }\n remove.forEach(v => node.removeAttribute(v));\n return undefined;\n }, () => create_element(name));\n}\nfunction claim_element(nodes, name, attributes) {\n return claim_element_base(nodes, name, attributes, element);\n}\nfunction claim_svg_element(nodes, name, attributes) {\n return claim_element_base(nodes, name, attributes, svg_element);\n}\nfunction claim_text(nodes, data) {\n return claim_node(nodes, (node) => node.nodeType === 3, (node) => {\n const dataStr = '' + data;\n if (node.data.startsWith(dataStr)) {\n if (node.data.length !== dataStr.length) {\n return node.splitText(dataStr.length);\n }\n }\n else {\n node.data = dataStr;\n }\n }, () => text(data), true // Text nodes should not update last index since it is likely not worth it to eliminate an increasing subsequence of actual elements\n );\n}\nfunction claim_space(nodes) {\n return claim_text(nodes, ' ');\n}\nfunction find_comment(nodes, text, start) {\n for (let i = start; i < nodes.length; i += 1) {\n const node = nodes[i];\n if (node.nodeType === 8 /* comment node */ && node.textContent.trim() === text) {\n return i;\n }\n }\n return nodes.length;\n}\nfunction claim_html_tag(nodes) {\n // find html opening tag\n const start_index = find_comment(nodes, 'HTML_TAG_START', 0);\n const end_index = find_comment(nodes, 'HTML_TAG_END', start_index);\n if (start_index === end_index) {\n return new HtmlTagHydration();\n }\n init_claim_info(nodes);\n const html_tag_nodes = nodes.splice(start_index, end_index + 1);\n detach(html_tag_nodes[0]);\n detach(html_tag_nodes[html_tag_nodes.length - 1]);\n const claimed_nodes = html_tag_nodes.slice(1, html_tag_nodes.length - 1);\n for (const n of claimed_nodes) {\n n.claim_order = nodes.claim_info.total_claimed;\n nodes.claim_info.total_claimed += 1;\n }\n return new HtmlTagHydration(claimed_nodes);\n}\nfunction set_data(text, data) {\n data = '' + data;\n if (text.wholeText !== data)\n text.data = data;\n}\nfunction set_input_value(input, value) {\n input.value = value == null ? '' : value;\n}\nfunction set_input_type(input, type) {\n try {\n input.type = type;\n }\n catch (e) {\n // do nothing\n }\n}\nfunction set_style(node, key, value, important) {\n node.style.setProperty(key, value, important ? 'important' : '');\n}\nfunction select_option(select, value) {\n for (let i = 0; i < select.options.length; i += 1) {\n const option = select.options[i];\n if (option.__value === value) {\n option.selected = true;\n return;\n }\n }\n select.selectedIndex = -1; // no option should be selected\n}\nfunction select_options(select, value) {\n for (let i = 0; i < select.options.length; i += 1) {\n const option = select.options[i];\n option.selected = ~value.indexOf(option.__value);\n }\n}\nfunction select_value(select) {\n const selected_option = select.querySelector(':checked') || select.options[0];\n return selected_option && selected_option.__value;\n}\nfunction select_multiple_value(select) {\n return [].map.call(select.querySelectorAll(':checked'), option => option.__value);\n}\n// unfortunately this can't be a constant as that wouldn't be tree-shakeable\n// so we cache the result instead\nlet crossorigin;\nfunction is_crossorigin() {\n if (crossorigin === undefined) {\n crossorigin = false;\n try {\n if (typeof window !== 'undefined' && window.parent) {\n void window.parent.document;\n }\n }\n catch (error) {\n crossorigin = true;\n }\n }\n return crossorigin;\n}\nfunction add_resize_listener(node, fn) {\n const computed_style = getComputedStyle(node);\n if (computed_style.position === 'static') {\n node.style.position = 'relative';\n }\n const iframe = element('iframe');\n iframe.setAttribute('style', 'display: block; position: absolute; top: 0; left: 0; width: 100%; height: 100%; ' +\n 'overflow: hidden; border: 0; opacity: 0; pointer-events: none; z-index: -1;');\n iframe.setAttribute('aria-hidden', 'true');\n iframe.tabIndex = -1;\n const crossorigin = is_crossorigin();\n let unsubscribe;\n if (crossorigin) {\n iframe.src = \"data:text/html,\";\n unsubscribe = listen(window, 'message', (event) => {\n if (event.source === iframe.contentWindow)\n fn();\n });\n }\n else {\n iframe.src = 'about:blank';\n iframe.onload = () => {\n unsubscribe = listen(iframe.contentWindow, 'resize', fn);\n };\n }\n append(node, iframe);\n return () => {\n if (crossorigin) {\n unsubscribe();\n }\n else if (unsubscribe && iframe.contentWindow) {\n unsubscribe();\n }\n detach(iframe);\n };\n}\nfunction toggle_class(element, name, toggle) {\n element.classList[toggle ? 'add' : 'remove'](name);\n}\nfunction custom_event(type, detail, bubbles = false) {\n const e = document.createEvent('CustomEvent');\n e.initCustomEvent(type, bubbles, false, detail);\n return e;\n}\nfunction query_selector_all(selector, parent = document.body) {\n return Array.from(parent.querySelectorAll(selector));\n}\nclass HtmlTag {\n constructor() {\n this.e = this.n = null;\n }\n c(html) {\n this.h(html);\n }\n m(html, target, anchor = null) {\n if (!this.e) {\n this.e = element(target.nodeName);\n this.t = target;\n this.c(html);\n }\n this.i(anchor);\n }\n h(html) {\n this.e.innerHTML = html;\n this.n = Array.from(this.e.childNodes);\n }\n i(anchor) {\n for (let i = 0; i < this.n.length; i += 1) {\n insert(this.t, this.n[i], anchor);\n }\n }\n p(html) {\n this.d();\n this.h(html);\n this.i(this.a);\n }\n d() {\n this.n.forEach(detach);\n }\n}\nclass HtmlTagHydration extends HtmlTag {\n constructor(claimed_nodes) {\n super();\n this.e = this.n = null;\n this.l = claimed_nodes;\n }\n c(html) {\n if (this.l) {\n this.n = this.l;\n }\n else {\n super.c(html);\n }\n }\n i(anchor) {\n for (let i = 0; i < this.n.length; i += 1) {\n insert_hydration(this.t, this.n[i], anchor);\n }\n }\n}\nfunction attribute_to_object(attributes) {\n const result = {};\n for (const attribute of attributes) {\n result[attribute.name] = attribute.value;\n }\n return result;\n}\nfunction get_custom_elements_slots(element) {\n const result = {};\n element.childNodes.forEach((node) => {\n result[node.slot || 'default'] = true;\n });\n return result;\n}\n\nconst active_docs = new Set();\nlet active = 0;\n// https://github.com/darkskyapp/string-hash/blob/master/index.js\nfunction hash(str) {\n let hash = 5381;\n let i = str.length;\n while (i--)\n hash = ((hash << 5) - hash) ^ str.charCodeAt(i);\n return hash >>> 0;\n}\nfunction create_rule(node, a, b, duration, delay, ease, fn, uid = 0) {\n const step = 16.666 / duration;\n let keyframes = '{\\n';\n for (let p = 0; p <= 1; p += step) {\n const t = a + (b - a) * ease(p);\n keyframes += p * 100 + `%{${fn(t, 1 - t)}}\\n`;\n }\n const rule = keyframes + `100% {${fn(b, 1 - b)}}\\n}`;\n const name = `__svelte_${hash(rule)}_${uid}`;\n const doc = get_root_for_style(node);\n active_docs.add(doc);\n const stylesheet = doc.__svelte_stylesheet || (doc.__svelte_stylesheet = append_empty_stylesheet(node).sheet);\n const current_rules = doc.__svelte_rules || (doc.__svelte_rules = {});\n if (!current_rules[name]) {\n current_rules[name] = true;\n stylesheet.insertRule(`@keyframes ${name} ${rule}`, stylesheet.cssRules.length);\n }\n const animation = node.style.animation || '';\n node.style.animation = `${animation ? `${animation}, ` : ''}${name} ${duration}ms linear ${delay}ms 1 both`;\n active += 1;\n return name;\n}\nfunction delete_rule(node, name) {\n const previous = (node.style.animation || '').split(', ');\n const next = previous.filter(name\n ? anim => anim.indexOf(name) < 0 // remove specific animation\n : anim => anim.indexOf('__svelte') === -1 // remove all Svelte animations\n );\n const deleted = previous.length - next.length;\n if (deleted) {\n node.style.animation = next.join(', ');\n active -= deleted;\n if (!active)\n clear_rules();\n }\n}\nfunction clear_rules() {\n raf(() => {\n if (active)\n return;\n active_docs.forEach(doc => {\n const stylesheet = doc.__svelte_stylesheet;\n let i = stylesheet.cssRules.length;\n while (i--)\n stylesheet.deleteRule(i);\n doc.__svelte_rules = {};\n });\n active_docs.clear();\n });\n}\n\nfunction create_animation(node, from, fn, params) {\n if (!from)\n return noop;\n const to = node.getBoundingClientRect();\n if (from.left === to.left && from.right === to.right && from.top === to.top && from.bottom === to.bottom)\n return noop;\n const { delay = 0, duration = 300, easing = identity, \n // @ts-ignore todo: should this be separated from destructuring? Or start/end added to public api and documentation?\n start: start_time = now() + delay, \n // @ts-ignore todo:\n end = start_time + duration, tick = noop, css } = fn(node, { from, to }, params);\n let running = true;\n let started = false;\n let name;\n function start() {\n if (css) {\n name = create_rule(node, 0, 1, duration, delay, easing, css);\n }\n if (!delay) {\n started = true;\n }\n }\n function stop() {\n if (css)\n delete_rule(node, name);\n running = false;\n }\n loop(now => {\n if (!started && now >= start_time) {\n started = true;\n }\n if (started && now >= end) {\n tick(1, 0);\n stop();\n }\n if (!running) {\n return false;\n }\n if (started) {\n const p = now - start_time;\n const t = 0 + 1 * easing(p / duration);\n tick(t, 1 - t);\n }\n return true;\n });\n start();\n tick(0, 1);\n return stop;\n}\nfunction fix_position(node) {\n const style = getComputedStyle(node);\n if (style.position !== 'absolute' && style.position !== 'fixed') {\n const { width, height } = style;\n const a = node.getBoundingClientRect();\n node.style.position = 'absolute';\n node.style.width = width;\n node.style.height = height;\n add_transform(node, a);\n }\n}\nfunction add_transform(node, a) {\n const b = node.getBoundingClientRect();\n if (a.left !== b.left || a.top !== b.top) {\n const style = getComputedStyle(node);\n const transform = style.transform === 'none' ? '' : style.transform;\n node.style.transform = `${transform} translate(${a.left - b.left}px, ${a.top - b.top}px)`;\n }\n}\n\nlet current_component;\nfunction set_current_component(component) {\n current_component = component;\n}\nfunction get_current_component() {\n if (!current_component)\n throw new Error('Function called outside component initialization');\n return current_component;\n}\nfunction beforeUpdate(fn) {\n get_current_component().$$.before_update.push(fn);\n}\nfunction onMount(fn) {\n get_current_component().$$.on_mount.push(fn);\n}\nfunction afterUpdate(fn) {\n get_current_component().$$.after_update.push(fn);\n}\nfunction onDestroy(fn) {\n get_current_component().$$.on_destroy.push(fn);\n}\nfunction createEventDispatcher() {\n const component = get_current_component();\n return (type, detail) => {\n const callbacks = component.$$.callbacks[type];\n if (callbacks) {\n // TODO are there situations where events could be dispatched\n // in a server (non-DOM) environment?\n const event = custom_event(type, detail);\n callbacks.slice().forEach(fn => {\n fn.call(component, event);\n });\n }\n };\n}\nfunction setContext(key, context) {\n get_current_component().$$.context.set(key, context);\n}\nfunction getContext(key) {\n return get_current_component().$$.context.get(key);\n}\nfunction getAllContexts() {\n return get_current_component().$$.context;\n}\nfunction hasContext(key) {\n return get_current_component().$$.context.has(key);\n}\n// TODO figure out if we still want to support\n// shorthand events, or if we want to implement\n// a real bubbling mechanism\nfunction bubble(component, event) {\n const callbacks = component.$$.callbacks[event.type];\n if (callbacks) {\n // @ts-ignore\n callbacks.slice().forEach(fn => fn.call(this, event));\n }\n}\n\nconst dirty_components = [];\nconst intros = { enabled: false };\nconst binding_callbacks = [];\nconst render_callbacks = [];\nconst flush_callbacks = [];\nconst resolved_promise = Promise.resolve();\nlet update_scheduled = false;\nfunction schedule_update() {\n if (!update_scheduled) {\n update_scheduled = true;\n resolved_promise.then(flush);\n }\n}\nfunction tick() {\n schedule_update();\n return resolved_promise;\n}\nfunction add_render_callback(fn) {\n render_callbacks.push(fn);\n}\nfunction add_flush_callback(fn) {\n flush_callbacks.push(fn);\n}\nlet flushing = false;\nconst seen_callbacks = new Set();\nfunction flush() {\n if (flushing)\n return;\n flushing = true;\n do {\n // first, call beforeUpdate functions\n // and update components\n for (let i = 0; i < dirty_components.length; i += 1) {\n const component = dirty_components[i];\n set_current_component(component);\n update(component.$$);\n }\n set_current_component(null);\n dirty_components.length = 0;\n while (binding_callbacks.length)\n binding_callbacks.pop()();\n // then, once components are updated, call\n // afterUpdate functions. This may cause\n // subsequent updates...\n for (let i = 0; i < render_callbacks.length; i += 1) {\n const callback = render_callbacks[i];\n if (!seen_callbacks.has(callback)) {\n // ...so guard against infinite loops\n seen_callbacks.add(callback);\n callback();\n }\n }\n render_callbacks.length = 0;\n } while (dirty_components.length);\n while (flush_callbacks.length) {\n flush_callbacks.pop()();\n }\n update_scheduled = false;\n flushing = false;\n seen_callbacks.clear();\n}\nfunction update($$) {\n if ($$.fragment !== null) {\n $$.update();\n run_all($$.before_update);\n const dirty = $$.dirty;\n $$.dirty = [-1];\n $$.fragment && $$.fragment.p($$.ctx, dirty);\n $$.after_update.forEach(add_render_callback);\n }\n}\n\nlet promise;\nfunction wait() {\n if (!promise) {\n promise = Promise.resolve();\n promise.then(() => {\n promise = null;\n });\n }\n return promise;\n}\nfunction dispatch(node, direction, kind) {\n node.dispatchEvent(custom_event(`${direction ? 'intro' : 'outro'}${kind}`));\n}\nconst outroing = new Set();\nlet outros;\nfunction group_outros() {\n outros = {\n r: 0,\n c: [],\n p: outros // parent group\n };\n}\nfunction check_outros() {\n if (!outros.r) {\n run_all(outros.c);\n }\n outros = outros.p;\n}\nfunction transition_in(block, local) {\n if (block && block.i) {\n outroing.delete(block);\n block.i(local);\n }\n}\nfunction transition_out(block, local, detach, callback) {\n if (block && block.o) {\n if (outroing.has(block))\n return;\n outroing.add(block);\n outros.c.push(() => {\n outroing.delete(block);\n if (callback) {\n if (detach)\n block.d(1);\n callback();\n }\n });\n block.o(local);\n }\n}\nconst null_transition = { duration: 0 };\nfunction create_in_transition(node, fn, params) {\n let config = fn(node, params);\n let running = false;\n let animation_name;\n let task;\n let uid = 0;\n function cleanup() {\n if (animation_name)\n delete_rule(node, animation_name);\n }\n function go() {\n const { delay = 0, duration = 300, easing = identity, tick = noop, css } = config || null_transition;\n if (css)\n animation_name = create_rule(node, 0, 1, duration, delay, easing, css, uid++);\n tick(0, 1);\n const start_time = now() + delay;\n const end_time = start_time + duration;\n if (task)\n task.abort();\n running = true;\n add_render_callback(() => dispatch(node, true, 'start'));\n task = loop(now => {\n if (running) {\n if (now >= end_time) {\n tick(1, 0);\n dispatch(node, true, 'end');\n cleanup();\n return running = false;\n }\n if (now >= start_time) {\n const t = easing((now - start_time) / duration);\n tick(t, 1 - t);\n }\n }\n return running;\n });\n }\n let started = false;\n return {\n start() {\n if (started)\n return;\n started = true;\n delete_rule(node);\n if (is_function(config)) {\n config = config();\n wait().then(go);\n }\n else {\n go();\n }\n },\n invalidate() {\n started = false;\n },\n end() {\n if (running) {\n cleanup();\n running = false;\n }\n }\n };\n}\nfunction create_out_transition(node, fn, params) {\n let config = fn(node, params);\n let running = true;\n let animation_name;\n const group = outros;\n group.r += 1;\n function go() {\n const { delay = 0, duration = 300, easing = identity, tick = noop, css } = config || null_transition;\n if (css)\n animation_name = create_rule(node, 1, 0, duration, delay, easing, css);\n const start_time = now() + delay;\n const end_time = start_time + duration;\n add_render_callback(() => dispatch(node, false, 'start'));\n loop(now => {\n if (running) {\n if (now >= end_time) {\n tick(0, 1);\n dispatch(node, false, 'end');\n if (!--group.r) {\n // this will result in `end()` being called,\n // so we don't need to clean up here\n run_all(group.c);\n }\n return false;\n }\n if (now >= start_time) {\n const t = easing((now - start_time) / duration);\n tick(1 - t, t);\n }\n }\n return running;\n });\n }\n if (is_function(config)) {\n wait().then(() => {\n // @ts-ignore\n config = config();\n go();\n });\n }\n else {\n go();\n }\n return {\n end(reset) {\n if (reset && config.tick) {\n config.tick(1, 0);\n }\n if (running) {\n if (animation_name)\n delete_rule(node, animation_name);\n running = false;\n }\n }\n };\n}\nfunction create_bidirectional_transition(node, fn, params, intro) {\n let config = fn(node, params);\n let t = intro ? 0 : 1;\n let running_program = null;\n let pending_program = null;\n let animation_name = null;\n function clear_animation() {\n if (animation_name)\n delete_rule(node, animation_name);\n }\n function init(program, duration) {\n const d = (program.b - t);\n duration *= Math.abs(d);\n return {\n a: t,\n b: program.b,\n d,\n duration,\n start: program.start,\n end: program.start + duration,\n group: program.group\n };\n }\n function go(b) {\n const { delay = 0, duration = 300, easing = identity, tick = noop, css } = config || null_transition;\n const program = {\n start: now() + delay,\n b\n };\n if (!b) {\n // @ts-ignore todo: improve typings\n program.group = outros;\n outros.r += 1;\n }\n if (running_program || pending_program) {\n pending_program = program;\n }\n else {\n // if this is an intro, and there's a delay, we need to do\n // an initial tick and/or apply CSS animation immediately\n if (css) {\n clear_animation();\n animation_name = create_rule(node, t, b, duration, delay, easing, css);\n }\n if (b)\n tick(0, 1);\n running_program = init(program, duration);\n add_render_callback(() => dispatch(node, b, 'start'));\n loop(now => {\n if (pending_program && now > pending_program.start) {\n running_program = init(pending_program, duration);\n pending_program = null;\n dispatch(node, running_program.b, 'start');\n if (css) {\n clear_animation();\n animation_name = create_rule(node, t, running_program.b, running_program.duration, 0, easing, config.css);\n }\n }\n if (running_program) {\n if (now >= running_program.end) {\n tick(t = running_program.b, 1 - t);\n dispatch(node, running_program.b, 'end');\n if (!pending_program) {\n // we're done\n if (running_program.b) {\n // intro — we can tidy up immediately\n clear_animation();\n }\n else {\n // outro — needs to be coordinated\n if (!--running_program.group.r)\n run_all(running_program.group.c);\n }\n }\n running_program = null;\n }\n else if (now >= running_program.start) {\n const p = now - running_program.start;\n t = running_program.a + running_program.d * easing(p / running_program.duration);\n tick(t, 1 - t);\n }\n }\n return !!(running_program || pending_program);\n });\n }\n }\n return {\n run(b) {\n if (is_function(config)) {\n wait().then(() => {\n // @ts-ignore\n config = config();\n go(b);\n });\n }\n else {\n go(b);\n }\n },\n end() {\n clear_animation();\n running_program = pending_program = null;\n }\n };\n}\n\nfunction handle_promise(promise, info) {\n const token = info.token = {};\n function update(type, index, key, value) {\n if (info.token !== token)\n return;\n info.resolved = value;\n let child_ctx = info.ctx;\n if (key !== undefined) {\n child_ctx = child_ctx.slice();\n child_ctx[key] = value;\n }\n const block = type && (info.current = type)(child_ctx);\n let needs_flush = false;\n if (info.block) {\n if (info.blocks) {\n info.blocks.forEach((block, i) => {\n if (i !== index && block) {\n group_outros();\n transition_out(block, 1, 1, () => {\n if (info.blocks[i] === block) {\n info.blocks[i] = null;\n }\n });\n check_outros();\n }\n });\n }\n else {\n info.block.d(1);\n }\n block.c();\n transition_in(block, 1);\n block.m(info.mount(), info.anchor);\n needs_flush = true;\n }\n info.block = block;\n if (info.blocks)\n info.blocks[index] = block;\n if (needs_flush) {\n flush();\n }\n }\n if (is_promise(promise)) {\n const current_component = get_current_component();\n promise.then(value => {\n set_current_component(current_component);\n update(info.then, 1, info.value, value);\n set_current_component(null);\n }, error => {\n set_current_component(current_component);\n update(info.catch, 2, info.error, error);\n set_current_component(null);\n if (!info.hasCatch) {\n throw error;\n }\n });\n // if we previously had a then/catch block, destroy it\n if (info.current !== info.pending) {\n update(info.pending, 0);\n return true;\n }\n }\n else {\n if (info.current !== info.then) {\n update(info.then, 1, info.value, promise);\n return true;\n }\n info.resolved = promise;\n }\n}\nfunction update_await_block_branch(info, ctx, dirty) {\n const child_ctx = ctx.slice();\n const { resolved } = info;\n if (info.current === info.then) {\n child_ctx[info.value] = resolved;\n }\n if (info.current === info.catch) {\n child_ctx[info.error] = resolved;\n }\n info.block.p(child_ctx, dirty);\n}\n\nconst globals = (typeof window !== 'undefined'\n ? window\n : typeof globalThis !== 'undefined'\n ? globalThis\n : global);\n\nfunction destroy_block(block, lookup) {\n block.d(1);\n lookup.delete(block.key);\n}\nfunction outro_and_destroy_block(block, lookup) {\n transition_out(block, 1, 1, () => {\n lookup.delete(block.key);\n });\n}\nfunction fix_and_destroy_block(block, lookup) {\n block.f();\n destroy_block(block, lookup);\n}\nfunction fix_and_outro_and_destroy_block(block, lookup) {\n block.f();\n outro_and_destroy_block(block, lookup);\n}\nfunction update_keyed_each(old_blocks, dirty, get_key, dynamic, ctx, list, lookup, node, destroy, create_each_block, next, get_context) {\n let o = old_blocks.length;\n let n = list.length;\n let i = o;\n const old_indexes = {};\n while (i--)\n old_indexes[old_blocks[i].key] = i;\n const new_blocks = [];\n const new_lookup = new Map();\n const deltas = new Map();\n i = n;\n while (i--) {\n const child_ctx = get_context(ctx, list, i);\n const key = get_key(child_ctx);\n let block = lookup.get(key);\n if (!block) {\n block = create_each_block(key, child_ctx);\n block.c();\n }\n else if (dynamic) {\n block.p(child_ctx, dirty);\n }\n new_lookup.set(key, new_blocks[i] = block);\n if (key in old_indexes)\n deltas.set(key, Math.abs(i - old_indexes[key]));\n }\n const will_move = new Set();\n const did_move = new Set();\n function insert(block) {\n transition_in(block, 1);\n block.m(node, next);\n lookup.set(block.key, block);\n next = block.first;\n n--;\n }\n while (o && n) {\n const new_block = new_blocks[n - 1];\n const old_block = old_blocks[o - 1];\n const new_key = new_block.key;\n const old_key = old_block.key;\n if (new_block === old_block) {\n // do nothing\n next = new_block.first;\n o--;\n n--;\n }\n else if (!new_lookup.has(old_key)) {\n // remove old block\n destroy(old_block, lookup);\n o--;\n }\n else if (!lookup.has(new_key) || will_move.has(new_key)) {\n insert(new_block);\n }\n else if (did_move.has(old_key)) {\n o--;\n }\n else if (deltas.get(new_key) > deltas.get(old_key)) {\n did_move.add(new_key);\n insert(new_block);\n }\n else {\n will_move.add(old_key);\n o--;\n }\n }\n while (o--) {\n const old_block = old_blocks[o];\n if (!new_lookup.has(old_block.key))\n destroy(old_block, lookup);\n }\n while (n)\n insert(new_blocks[n - 1]);\n return new_blocks;\n}\nfunction validate_each_keys(ctx, list, get_context, get_key) {\n const keys = new Set();\n for (let i = 0; i < list.length; i++) {\n const key = get_key(get_context(ctx, list, i));\n if (keys.has(key)) {\n throw new Error('Cannot have duplicate keys in a keyed each');\n }\n keys.add(key);\n }\n}\n\nfunction get_spread_update(levels, updates) {\n const update = {};\n const to_null_out = {};\n const accounted_for = { $$scope: 1 };\n let i = levels.length;\n while (i--) {\n const o = levels[i];\n const n = updates[i];\n if (n) {\n for (const key in o) {\n if (!(key in n))\n to_null_out[key] = 1;\n }\n for (const key in n) {\n if (!accounted_for[key]) {\n update[key] = n[key];\n accounted_for[key] = 1;\n }\n }\n levels[i] = n;\n }\n else {\n for (const key in o) {\n accounted_for[key] = 1;\n }\n }\n }\n for (const key in to_null_out) {\n if (!(key in update))\n update[key] = undefined;\n }\n return update;\n}\nfunction get_spread_object(spread_props) {\n return typeof spread_props === 'object' && spread_props !== null ? spread_props : {};\n}\n\n// source: https://html.spec.whatwg.org/multipage/indices.html\nconst boolean_attributes = new Set([\n 'allowfullscreen',\n 'allowpaymentrequest',\n 'async',\n 'autofocus',\n 'autoplay',\n 'checked',\n 'controls',\n 'default',\n 'defer',\n 'disabled',\n 'formnovalidate',\n 'hidden',\n 'ismap',\n 'loop',\n 'multiple',\n 'muted',\n 'nomodule',\n 'novalidate',\n 'open',\n 'playsinline',\n 'readonly',\n 'required',\n 'reversed',\n 'selected'\n]);\n\nconst invalid_attribute_name_character = /[\\s'\">/=\\u{FDD0}-\\u{FDEF}\\u{FFFE}\\u{FFFF}\\u{1FFFE}\\u{1FFFF}\\u{2FFFE}\\u{2FFFF}\\u{3FFFE}\\u{3FFFF}\\u{4FFFE}\\u{4FFFF}\\u{5FFFE}\\u{5FFFF}\\u{6FFFE}\\u{6FFFF}\\u{7FFFE}\\u{7FFFF}\\u{8FFFE}\\u{8FFFF}\\u{9FFFE}\\u{9FFFF}\\u{AFFFE}\\u{AFFFF}\\u{BFFFE}\\u{BFFFF}\\u{CFFFE}\\u{CFFFF}\\u{DFFFE}\\u{DFFFF}\\u{EFFFE}\\u{EFFFF}\\u{FFFFE}\\u{FFFFF}\\u{10FFFE}\\u{10FFFF}]/u;\n// https://html.spec.whatwg.org/multipage/syntax.html#attributes-2\n// https://infra.spec.whatwg.org/#noncharacter\nfunction spread(args, classes_to_add) {\n const attributes = Object.assign({}, ...args);\n if (classes_to_add) {\n if (attributes.class == null) {\n attributes.class = classes_to_add;\n }\n else {\n attributes.class += ' ' + classes_to_add;\n }\n }\n let str = '';\n Object.keys(attributes).forEach(name => {\n if (invalid_attribute_name_character.test(name))\n return;\n const value = attributes[name];\n if (value === true)\n str += ' ' + name;\n else if (boolean_attributes.has(name.toLowerCase())) {\n if (value)\n str += ' ' + name;\n }\n else if (value != null) {\n str += ` ${name}=\"${value}\"`;\n }\n });\n return str;\n}\nconst escaped = {\n '\"': '"',\n \"'\": ''',\n '&': '&',\n '<': '<',\n '>': '>'\n};\nfunction escape(html) {\n return String(html).replace(/[\"'&<>]/g, match => escaped[match]);\n}\nfunction escape_attribute_value(value) {\n return typeof value === 'string' ? escape(value) : value;\n}\nfunction escape_object(obj) {\n const result = {};\n for (const key in obj) {\n result[key] = escape_attribute_value(obj[key]);\n }\n return result;\n}\nfunction each(items, fn) {\n let str = '';\n for (let i = 0; i < items.length; i += 1) {\n str += fn(items[i], i);\n }\n return str;\n}\nconst missing_component = {\n $$render: () => ''\n};\nfunction validate_component(component, name) {\n if (!component || !component.$$render) {\n if (name === 'svelte:component')\n name += ' this={...}';\n throw new Error(`<${name}> is not a valid SSR component. You may need to review your build config to ensure that dependencies are compiled, rather than imported as pre-compiled modules`);\n }\n return component;\n}\nfunction debug(file, line, column, values) {\n console.log(`{@debug} ${file ? file + ' ' : ''}(${line}:${column})`); // eslint-disable-line no-console\n console.log(values); // eslint-disable-line no-console\n return '';\n}\nlet on_destroy;\nfunction create_ssr_component(fn) {\n function $$render(result, props, bindings, slots, context) {\n const parent_component = current_component;\n const $$ = {\n on_destroy,\n context: new Map(parent_component ? parent_component.$$.context : context || []),\n // these will be immediately discarded\n on_mount: [],\n before_update: [],\n after_update: [],\n callbacks: blank_object()\n };\n set_current_component({ $$ });\n const html = fn(result, props, bindings, slots);\n set_current_component(parent_component);\n return html;\n }\n return {\n render: (props = {}, { $$slots = {}, context = new Map() } = {}) => {\n on_destroy = [];\n const result = { title: '', head: '', css: new Set() };\n const html = $$render(result, props, {}, $$slots, context);\n run_all(on_destroy);\n return {\n html,\n css: {\n code: Array.from(result.css).map(css => css.code).join('\\n'),\n map: null // TODO\n },\n head: result.title + result.head\n };\n },\n $$render\n };\n}\nfunction add_attribute(name, value, boolean) {\n if (value == null || (boolean && !value))\n return '';\n return ` ${name}${value === true ? '' : `=${typeof value === 'string' ? JSON.stringify(escape(value)) : `\"${value}\"`}`}`;\n}\nfunction add_classes(classes) {\n return classes ? ` class=\"${classes}\"` : '';\n}\n\nfunction bind(component, name, callback) {\n const index = component.$$.props[name];\n if (index !== undefined) {\n component.$$.bound[index] = callback;\n callback(component.$$.ctx[index]);\n }\n}\nfunction create_component(block) {\n block && block.c();\n}\nfunction claim_component(block, parent_nodes) {\n block && block.l(parent_nodes);\n}\nfunction mount_component(component, target, anchor, customElement) {\n const { fragment, on_mount, on_destroy, after_update } = component.$$;\n fragment && fragment.m(target, anchor);\n if (!customElement) {\n // onMount happens before the initial afterUpdate\n add_render_callback(() => {\n const new_on_destroy = on_mount.map(run).filter(is_function);\n if (on_destroy) {\n on_destroy.push(...new_on_destroy);\n }\n else {\n // Edge case - component was destroyed immediately,\n // most likely as a result of a binding initialising\n run_all(new_on_destroy);\n }\n component.$$.on_mount = [];\n });\n }\n after_update.forEach(add_render_callback);\n}\nfunction destroy_component(component, detaching) {\n const $$ = component.$$;\n if ($$.fragment !== null) {\n run_all($$.on_destroy);\n $$.fragment && $$.fragment.d(detaching);\n // TODO null out other refs, including component.$$ (but need to\n // preserve final state?)\n $$.on_destroy = $$.fragment = null;\n $$.ctx = [];\n }\n}\nfunction make_dirty(component, i) {\n if (component.$$.dirty[0] === -1) {\n dirty_components.push(component);\n schedule_update();\n component.$$.dirty.fill(0);\n }\n component.$$.dirty[(i / 31) | 0] |= (1 << (i % 31));\n}\nfunction init(component, options, instance, create_fragment, not_equal, props, append_styles, dirty = [-1]) {\n const parent_component = current_component;\n set_current_component(component);\n const $$ = component.$$ = {\n fragment: null,\n ctx: null,\n // state\n props,\n update: noop,\n not_equal,\n bound: blank_object(),\n // lifecycle\n on_mount: [],\n on_destroy: [],\n on_disconnect: [],\n before_update: [],\n after_update: [],\n context: new Map(parent_component ? parent_component.$$.context : options.context || []),\n // everything else\n callbacks: blank_object(),\n dirty,\n skip_bound: false,\n root: options.target || parent_component.$$.root\n };\n append_styles && append_styles($$.root);\n let ready = false;\n $$.ctx = instance\n ? instance(component, options.props || {}, (i, ret, ...rest) => {\n const value = rest.length ? rest[0] : ret;\n if ($$.ctx && not_equal($$.ctx[i], $$.ctx[i] = value)) {\n if (!$$.skip_bound && $$.bound[i])\n $$.bound[i](value);\n if (ready)\n make_dirty(component, i);\n }\n return ret;\n })\n : [];\n $$.update();\n ready = true;\n run_all($$.before_update);\n // `false` as a special case of no DOM component\n $$.fragment = create_fragment ? create_fragment($$.ctx) : false;\n if (options.target) {\n if (options.hydrate) {\n start_hydrating();\n const nodes = children(options.target);\n // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n $$.fragment && $$.fragment.l(nodes);\n nodes.forEach(detach);\n }\n else {\n // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n $$.fragment && $$.fragment.c();\n }\n if (options.intro)\n transition_in(component.$$.fragment);\n mount_component(component, options.target, options.anchor, options.customElement);\n end_hydrating();\n flush();\n }\n set_current_component(parent_component);\n}\nlet SvelteElement;\nif (typeof HTMLElement === 'function') {\n SvelteElement = class extends HTMLElement {\n constructor() {\n super();\n this.attachShadow({ mode: 'open' });\n }\n connectedCallback() {\n const { on_mount } = this.$$;\n this.$$.on_disconnect = on_mount.map(run).filter(is_function);\n // @ts-ignore todo: improve typings\n for (const key in this.$$.slotted) {\n // @ts-ignore todo: improve typings\n this.appendChild(this.$$.slotted[key]);\n }\n }\n attributeChangedCallback(attr, _oldValue, newValue) {\n this[attr] = newValue;\n }\n disconnectedCallback() {\n run_all(this.$$.on_disconnect);\n }\n $destroy() {\n destroy_component(this, 1);\n this.$destroy = noop;\n }\n $on(type, callback) {\n // TODO should this delegate to addEventListener?\n const callbacks = (this.$$.callbacks[type] || (this.$$.callbacks[type] = []));\n callbacks.push(callback);\n return () => {\n const index = callbacks.indexOf(callback);\n if (index !== -1)\n callbacks.splice(index, 1);\n };\n }\n $set($$props) {\n if (this.$$set && !is_empty($$props)) {\n this.$$.skip_bound = true;\n this.$$set($$props);\n this.$$.skip_bound = false;\n }\n }\n };\n}\n/**\n * Base class for Svelte components. Used when dev=false.\n */\nclass SvelteComponent {\n $destroy() {\n destroy_component(this, 1);\n this.$destroy = noop;\n }\n $on(type, callback) {\n const callbacks = (this.$$.callbacks[type] || (this.$$.callbacks[type] = []));\n callbacks.push(callback);\n return () => {\n const index = callbacks.indexOf(callback);\n if (index !== -1)\n callbacks.splice(index, 1);\n };\n }\n $set($$props) {\n if (this.$$set && !is_empty($$props)) {\n this.$$.skip_bound = true;\n this.$$set($$props);\n this.$$.skip_bound = false;\n }\n }\n}\n\nfunction dispatch_dev(type, detail) {\n document.dispatchEvent(custom_event(type, Object.assign({ version: '3.42.2' }, detail), true));\n}\nfunction append_dev(target, node) {\n dispatch_dev('SvelteDOMInsert', { target, node });\n append(target, node);\n}\nfunction append_hydration_dev(target, node) {\n dispatch_dev('SvelteDOMInsert', { target, node });\n append_hydration(target, node);\n}\nfunction insert_dev(target, node, anchor) {\n dispatch_dev('SvelteDOMInsert', { target, node, anchor });\n insert(target, node, anchor);\n}\nfunction insert_hydration_dev(target, node, anchor) {\n dispatch_dev('SvelteDOMInsert', { target, node, anchor });\n insert_hydration(target, node, anchor);\n}\nfunction detach_dev(node) {\n dispatch_dev('SvelteDOMRemove', { node });\n detach(node);\n}\nfunction detach_between_dev(before, after) {\n while (before.nextSibling && before.nextSibling !== after) {\n detach_dev(before.nextSibling);\n }\n}\nfunction detach_before_dev(after) {\n while (after.previousSibling) {\n detach_dev(after.previousSibling);\n }\n}\nfunction detach_after_dev(before) {\n while (before.nextSibling) {\n detach_dev(before.nextSibling);\n }\n}\nfunction listen_dev(node, event, handler, options, has_prevent_default, has_stop_propagation) {\n const modifiers = options === true ? ['capture'] : options ? Array.from(Object.keys(options)) : [];\n if (has_prevent_default)\n modifiers.push('preventDefault');\n if (has_stop_propagation)\n modifiers.push('stopPropagation');\n dispatch_dev('SvelteDOMAddEventListener', { node, event, handler, modifiers });\n const dispose = listen(node, event, handler, options);\n return () => {\n dispatch_dev('SvelteDOMRemoveEventListener', { node, event, handler, modifiers });\n dispose();\n };\n}\nfunction attr_dev(node, attribute, value) {\n attr(node, attribute, value);\n if (value == null)\n dispatch_dev('SvelteDOMRemoveAttribute', { node, attribute });\n else\n dispatch_dev('SvelteDOMSetAttribute', { node, attribute, value });\n}\nfunction prop_dev(node, property, value) {\n node[property] = value;\n dispatch_dev('SvelteDOMSetProperty', { node, property, value });\n}\nfunction dataset_dev(node, property, value) {\n node.dataset[property] = value;\n dispatch_dev('SvelteDOMSetDataset', { node, property, value });\n}\nfunction set_data_dev(text, data) {\n data = '' + data;\n if (text.wholeText === data)\n return;\n dispatch_dev('SvelteDOMSetData', { node: text, data });\n text.data = data;\n}\nfunction validate_each_argument(arg) {\n if (typeof arg !== 'string' && !(arg && typeof arg === 'object' && 'length' in arg)) {\n let msg = '{#each} only iterates over array-like objects.';\n if (typeof Symbol === 'function' && arg && Symbol.iterator in arg) {\n msg += ' You can use a spread to convert this iterable into an array.';\n }\n throw new Error(msg);\n }\n}\nfunction validate_slots(name, slot, keys) {\n for (const slot_key of Object.keys(slot)) {\n if (!~keys.indexOf(slot_key)) {\n console.warn(`<${name}> received an unexpected slot \"${slot_key}\".`);\n }\n }\n}\n/**\n * Base class for Svelte components with some minor dev-enhancements. Used when dev=true.\n */\nclass SvelteComponentDev extends SvelteComponent {\n constructor(options) {\n if (!options || (!options.target && !options.$$inline)) {\n throw new Error(\"'target' is a required option\");\n }\n super();\n }\n $destroy() {\n super.$destroy();\n this.$destroy = () => {\n console.warn('Component was already destroyed'); // eslint-disable-line no-console\n };\n }\n $capture_state() { }\n $inject_state() { }\n}\n/**\n * Base class to create strongly typed Svelte components.\n * This only exists for typing purposes and should be used in `.d.ts` files.\n *\n * ### Example:\n *\n * You have component library on npm called `component-library`, from which\n * you export a component called `MyComponent`. For Svelte+TypeScript users,\n * you want to provide typings. Therefore you create a `index.d.ts`:\n * ```ts\n * import { SvelteComponentTyped } from \"svelte\";\n * export class MyComponent extends SvelteComponentTyped<{foo: string}> {}\n * ```\n * Typing this makes it possible for IDEs like VS Code with the Svelte extension\n * to provide intellisense and to use the component like this in a Svelte file\n * with TypeScript:\n * ```svelte\n * \n * \n * ```\n *\n * #### Why not make this part of `SvelteComponent(Dev)`?\n * Because\n * ```ts\n * class ASubclassOfSvelteComponent extends SvelteComponent<{foo: string}> {}\n * const component: typeof SvelteComponent = ASubclassOfSvelteComponent;\n * ```\n * will throw a type error, so we need to separate the more strictly typed class.\n */\nclass SvelteComponentTyped extends SvelteComponentDev {\n constructor(options) {\n super(options);\n }\n}\nfunction loop_guard(timeout) {\n const start = Date.now();\n return () => {\n if (Date.now() - start > timeout) {\n throw new Error('Infinite loop detected');\n }\n };\n}\n\nexport { HtmlTag, HtmlTagHydration, SvelteComponent, SvelteComponentDev, SvelteComponentTyped, SvelteElement, action_destroyer, add_attribute, add_classes, add_flush_callback, add_location, add_render_callback, add_resize_listener, add_transform, afterUpdate, append, append_dev, append_empty_stylesheet, append_hydration, append_hydration_dev, append_styles, assign, attr, attr_dev, attribute_to_object, beforeUpdate, bind, binding_callbacks, blank_object, bubble, check_outros, children, claim_component, claim_element, claim_html_tag, claim_space, claim_svg_element, claim_text, clear_loops, component_subscribe, compute_rest_props, compute_slots, createEventDispatcher, create_animation, create_bidirectional_transition, create_component, create_in_transition, create_out_transition, create_slot, create_ssr_component, current_component, custom_event, dataset_dev, debug, destroy_block, destroy_component, destroy_each, detach, detach_after_dev, detach_before_dev, detach_between_dev, detach_dev, dirty_components, dispatch_dev, each, element, element_is, empty, end_hydrating, escape, escape_attribute_value, escape_object, escaped, exclude_internal_props, fix_and_destroy_block, fix_and_outro_and_destroy_block, fix_position, flush, getAllContexts, getContext, get_all_dirty_from_scope, get_binding_group_value, get_current_component, get_custom_elements_slots, get_root_for_style, get_slot_changes, get_spread_object, get_spread_update, get_store_value, globals, group_outros, handle_promise, hasContext, has_prop, identity, init, insert, insert_dev, insert_hydration, insert_hydration_dev, intros, invalid_attribute_name_character, is_client, is_crossorigin, is_empty, is_function, is_promise, listen, listen_dev, loop, loop_guard, missing_component, mount_component, noop, not_equal, now, null_to_empty, object_without_properties, onDestroy, onMount, once, outro_and_destroy_block, prevent_default, prop_dev, query_selector_all, raf, run, run_all, safe_not_equal, schedule_update, select_multiple_value, select_option, select_options, select_value, self, setContext, set_attributes, set_current_component, set_custom_element_data, set_data, set_data_dev, set_input_type, set_input_value, set_now, set_raf, set_store_value, set_style, set_svg_attributes, space, spread, src_url_equal, start_hydrating, stop_propagation, subscribe, svg_element, text, tick, time_ranges_to_array, to_number, toggle_class, transition_in, transition_out, trusted, update_await_block_branch, update_keyed_each, update_slot, update_slot_base, validate_component, validate_each_argument, validate_each_keys, validate_slots, validate_store, xlink_attr };\n","\n\n
\n\t

Hello {name}!!!

\n\t{#await positions}\n\t\t

Loading...

\n\t{:then data}\n\t\t
    \n\t\t{#each data as position}\n\t\t\t
  • {position.symbol}
    • \n\t\t{/each}\n\t\t
\n\t{:catch error}\n\t\t

Error: {error}

\n\t{/await}\n\t

\n
\n\n","import App from './App.svelte';\n\nconst app = new App({\n\ttarget: document.body,\n\tprops: {\n\t\tname: 'world'\n\t}\n});\n\nexport default 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\ No newline at end of file +{"version":3,"file":"bundle.js","sources":["../../../gui/node_modules/svelte/internal/index.mjs","../../../gui/src/App.svelte","../../../gui/src/main.js"],"sourcesContent":["function noop() { }\nconst identity = x => x;\nfunction assign(tar, src) {\n // @ts-ignore\n for (const k in src)\n tar[k] = src[k];\n return tar;\n}\n// Adapted from https://github.com/then/is-promise/blob/master/index.js\n// Distributed under MIT License https://github.com/then/is-promise/blob/master/LICENSE\nfunction is_promise(value) {\n return !!value && (typeof value === 'object' || typeof value === 'function') && typeof value.then === 'function';\n}\nfunction add_location(element, file, line, column, char) {\n element.__svelte_meta = {\n loc: { file, line, column, char }\n };\n}\nfunction run(fn) {\n return fn();\n}\nfunction blank_object() {\n return Object.create(null);\n}\nfunction run_all(fns) {\n fns.forEach(run);\n}\nfunction is_function(thing) {\n return typeof thing === 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() => unsub.unsubscribe() : unsub;\n}\nfunction get_store_value(store) {\n let value;\n subscribe(store, _ => value = _)();\n return value;\n}\nfunction component_subscribe(component, store, callback) {\n component.$$.on_destroy.push(subscribe(store, callback));\n}\nfunction create_slot(definition, ctx, $$scope, fn) {\n if (definition) {\n const slot_ctx = get_slot_context(definition, ctx, $$scope, fn);\n return definition[0](slot_ctx);\n }\n}\nfunction get_slot_context(definition, ctx, $$scope, fn) {\n return definition[1] && fn\n ? assign($$scope.ctx.slice(), definition[1](fn(ctx)))\n : $$scope.ctx;\n}\nfunction get_slot_changes(definition, $$scope, dirty, fn) {\n if (definition[2] && fn) {\n const lets = definition[2](fn(dirty));\n if ($$scope.dirty === undefined) {\n return lets;\n }\n if (typeof lets === 'object') {\n const merged = [];\n const len = Math.max($$scope.dirty.length, lets.length);\n for (let i = 0; i < len; i += 1) {\n merged[i] = $$scope.dirty[i] | lets[i];\n }\n return merged;\n }\n return $$scope.dirty | lets;\n }\n return $$scope.dirty;\n}\nfunction update_slot_base(slot, slot_definition, ctx, $$scope, slot_changes, get_slot_context_fn) {\n if (slot_changes) {\n const slot_context = get_slot_context(slot_definition, ctx, $$scope, get_slot_context_fn);\n slot.p(slot_context, slot_changes);\n }\n}\nfunction update_slot(slot, slot_definition, ctx, $$scope, dirty, get_slot_changes_fn, get_slot_context_fn) {\n const slot_changes = get_slot_changes(slot_definition, $$scope, dirty, get_slot_changes_fn);\n update_slot_base(slot, slot_definition, ctx, $$scope, slot_changes, get_slot_context_fn);\n}\nfunction get_all_dirty_from_scope($$scope) {\n if ($$scope.ctx.length > 32) {\n const dirty = [];\n const length = $$scope.ctx.length / 32;\n for (let i = 0; i < length; i++) {\n dirty[i] = -1;\n }\n return dirty;\n }\n return -1;\n}\nfunction exclude_internal_props(props) {\n const result = {};\n for (const k in props)\n if (k[0] !== '$')\n result[k] = props[k];\n return result;\n}\nfunction compute_rest_props(props, keys) {\n const rest = {};\n keys = new Set(keys);\n for (const k in props)\n if (!keys.has(k) && k[0] !== '$')\n rest[k] = props[k];\n return rest;\n}\nfunction compute_slots(slots) {\n const result = {};\n for (const key in slots) {\n result[key] = true;\n }\n return result;\n}\nfunction once(fn) {\n let ran = false;\n return function (...args) {\n if (ran)\n return;\n ran = true;\n fn.call(this, ...args);\n };\n}\nfunction null_to_empty(value) {\n return value == null ? '' : value;\n}\nfunction set_store_value(store, ret, value) {\n store.set(value);\n return ret;\n}\nconst has_prop = (obj, prop) => Object.prototype.hasOwnProperty.call(obj, prop);\nfunction action_destroyer(action_result) {\n return action_result && is_function(action_result.destroy) ? action_result.destroy : noop;\n}\nfunction split_css_unit(value) {\n const split = typeof value === 'string' && value.match(/^\\s*(-?[\\d.]+)([^\\s]*)\\s*$/);\n return split ? [parseFloat(split[1]), split[2] || 'px'] : [value, 'px'];\n}\nconst contenteditable_truthy_values = ['', true, 1, 'true', 'contenteditable'];\n\nconst is_client = typeof window !== 'undefined';\nlet now = is_client\n ? () => window.performance.now()\n : () => Date.now();\nlet raf = is_client ? cb => requestAnimationFrame(cb) : noop;\n// used internally for testing\nfunction set_now(fn) {\n now = fn;\n}\nfunction set_raf(fn) {\n raf = fn;\n}\n\nconst tasks = new Set();\nfunction run_tasks(now) {\n tasks.forEach(task => {\n if (!task.c(now)) {\n tasks.delete(task);\n task.f();\n }\n });\n if (tasks.size !== 0)\n raf(run_tasks);\n}\n/**\n * For testing purposes only!\n */\nfunction clear_loops() {\n tasks.clear();\n}\n/**\n * Creates a new task that runs on each raf frame\n * until it returns a falsy value or is aborted\n */\nfunction loop(callback) {\n let task;\n if (tasks.size === 0)\n raf(run_tasks);\n return {\n promise: new Promise(fulfill => {\n tasks.add(task = { c: callback, f: fulfill });\n }),\n abort() {\n tasks.delete(task);\n }\n };\n}\n\nconst globals = (typeof window !== 'undefined'\n ? window\n : typeof globalThis !== 'undefined'\n ? globalThis\n : global);\n\n/**\n * Resize observer singleton.\n * One listener per element only!\n * https://groups.google.com/a/chromium.org/g/blink-dev/c/z6ienONUb5A/m/F5-VcUZtBAAJ\n */\nclass ResizeObserverSingleton {\n constructor(options) {\n this.options = options;\n this._listeners = 'WeakMap' in globals ? new WeakMap() : undefined;\n }\n observe(element, listener) {\n this._listeners.set(element, listener);\n this._getObserver().observe(element, this.options);\n return () => {\n this._listeners.delete(element);\n this._observer.unobserve(element); // this line can probably be removed\n };\n }\n _getObserver() {\n var _a;\n return (_a = this._observer) !== null && _a !== void 0 ? _a : (this._observer = new ResizeObserver((entries) => {\n var _a;\n for (const entry of entries) {\n ResizeObserverSingleton.entries.set(entry.target, entry);\n (_a = this._listeners.get(entry.target)) === null || _a === void 0 ? void 0 : _a(entry);\n }\n }));\n }\n}\n// Needs to be written like this to pass the tree-shake-test\nResizeObserverSingleton.entries = 'WeakMap' in globals ? new WeakMap() : undefined;\n\n// Track which nodes are claimed during hydration. Unclaimed nodes can then be removed from the DOM\n// at the end of hydration without touching the remaining nodes.\nlet is_hydrating = false;\nfunction start_hydrating() {\n is_hydrating = true;\n}\nfunction end_hydrating() {\n is_hydrating = false;\n}\nfunction upper_bound(low, high, key, value) {\n // Return first index of value larger than input value in the range [low, high)\n while (low < high) {\n const mid = low + ((high - low) >> 1);\n if (key(mid) <= value) {\n low = mid + 1;\n }\n else {\n high = mid;\n }\n }\n return low;\n}\nfunction init_hydrate(target) {\n if (target.hydrate_init)\n return;\n target.hydrate_init = true;\n // We know that all children have claim_order values since the unclaimed have been detached if target is not \n let children = target.childNodes;\n // If target is , there may be children without claim_order\n if (target.nodeName === 'HEAD') {\n const myChildren = [];\n for (let i = 0; i < children.length; i++) {\n const node = children[i];\n if (node.claim_order !== undefined) {\n myChildren.push(node);\n }\n }\n children = myChildren;\n }\n /*\n * Reorder claimed children optimally.\n * We can reorder claimed children optimally by finding the longest subsequence of\n * nodes that are already claimed in order and only moving the rest. The longest\n * subsequence of nodes that are claimed in order can be found by\n * computing the longest increasing subsequence of .claim_order values.\n *\n * This algorithm is optimal in generating the least amount of reorder operations\n * possible.\n *\n * Proof:\n * We know that, given a set of reordering operations, the nodes that do not move\n * always form an increasing subsequence, since they do not move among each other\n * meaning that they must be already ordered among each other. Thus, the maximal\n * set of nodes that do not move form a longest increasing subsequence.\n */\n // Compute longest increasing subsequence\n // m: subsequence length j => index k of smallest value that ends an increasing subsequence of length j\n const m = new Int32Array(children.length + 1);\n // Predecessor indices + 1\n const p = new Int32Array(children.length);\n m[0] = -1;\n let longest = 0;\n for (let i = 0; i < children.length; i++) {\n const current = children[i].claim_order;\n // Find the largest subsequence length such that it ends in a value less than our current value\n // upper_bound returns first greater value, so we subtract one\n // with fast path for when we are on the current longest subsequence\n const seqLen = ((longest > 0 && children[m[longest]].claim_order <= current) ? longest + 1 : upper_bound(1, longest, idx => children[m[idx]].claim_order, current)) - 1;\n p[i] = m[seqLen] + 1;\n const newLen = seqLen + 1;\n // We can guarantee that current is the smallest value. Otherwise, we would have generated a longer sequence.\n m[newLen] = i;\n longest = Math.max(newLen, longest);\n }\n // The longest increasing subsequence of nodes (initially reversed)\n const lis = [];\n // The rest of the nodes, nodes that will be moved\n const toMove = [];\n let last = children.length - 1;\n for (let cur = m[longest] + 1; cur != 0; cur = p[cur - 1]) {\n lis.push(children[cur - 1]);\n for (; last >= cur; last--) {\n toMove.push(children[last]);\n }\n last--;\n }\n for (; last >= 0; last--) {\n toMove.push(children[last]);\n }\n lis.reverse();\n // We sort the nodes being moved to guarantee that their insertion order matches the claim order\n toMove.sort((a, b) => a.claim_order - b.claim_order);\n // Finally, we move the nodes\n for (let i = 0, j = 0; i < toMove.length; i++) {\n while (j < lis.length && toMove[i].claim_order >= lis[j].claim_order) {\n j++;\n }\n const anchor = j < lis.length ? lis[j] : null;\n target.insertBefore(toMove[i], anchor);\n }\n}\nfunction append(target, node) {\n target.appendChild(node);\n}\nfunction append_styles(target, style_sheet_id, styles) {\n const append_styles_to = get_root_for_style(target);\n if (!append_styles_to.getElementById(style_sheet_id)) {\n const style = element('style');\n style.id = style_sheet_id;\n style.textContent = styles;\n append_stylesheet(append_styles_to, style);\n }\n}\nfunction get_root_for_style(node) {\n if (!node)\n return document;\n const root = node.getRootNode ? node.getRootNode() : node.ownerDocument;\n if (root && root.host) {\n return root;\n }\n return node.ownerDocument;\n}\nfunction append_empty_stylesheet(node) {\n const style_element = element('style');\n append_stylesheet(get_root_for_style(node), style_element);\n return style_element.sheet;\n}\nfunction append_stylesheet(node, style) {\n append(node.head || node, style);\n return style.sheet;\n}\nfunction append_hydration(target, node) {\n if (is_hydrating) {\n init_hydrate(target);\n if ((target.actual_end_child === undefined) || ((target.actual_end_child !== null) && (target.actual_end_child.parentNode !== target))) {\n target.actual_end_child = target.firstChild;\n }\n // Skip nodes of undefined ordering\n while ((target.actual_end_child !== null) && (target.actual_end_child.claim_order === undefined)) {\n target.actual_end_child = target.actual_end_child.nextSibling;\n }\n if (node !== target.actual_end_child) {\n // We only insert if the ordering of this node should be modified or the parent node is not target\n if (node.claim_order !== undefined || node.parentNode !== target) {\n target.insertBefore(node, target.actual_end_child);\n }\n }\n else {\n target.actual_end_child = node.nextSibling;\n }\n }\n else if (node.parentNode !== target || node.nextSibling !== null) {\n target.appendChild(node);\n }\n}\nfunction insert(target, node, anchor) {\n target.insertBefore(node, anchor || null);\n}\nfunction insert_hydration(target, node, anchor) {\n if (is_hydrating && !anchor) {\n append_hydration(target, node);\n }\n else if (node.parentNode !== target || node.nextSibling != anchor) {\n target.insertBefore(node, anchor || null);\n }\n}\nfunction detach(node) {\n if (node.parentNode) {\n node.parentNode.removeChild(node);\n }\n}\nfunction destroy_each(iterations, detaching) {\n for (let i = 0; i < iterations.length; i += 1) {\n if (iterations[i])\n iterations[i].d(detaching);\n }\n}\nfunction element(name) {\n return document.createElement(name);\n}\nfunction element_is(name, is) {\n return document.createElement(name, { is });\n}\nfunction object_without_properties(obj, exclude) {\n const target = {};\n for (const k in obj) {\n if (has_prop(obj, k)\n // @ts-ignore\n && exclude.indexOf(k) === -1) {\n // @ts-ignore\n target[k] = obj[k];\n }\n }\n return target;\n}\nfunction svg_element(name) {\n return document.createElementNS('http://www.w3.org/2000/svg', name);\n}\nfunction text(data) {\n return document.createTextNode(data);\n}\nfunction space() {\n return text(' ');\n}\nfunction empty() {\n return text('');\n}\nfunction comment(content) {\n return document.createComment(content);\n}\nfunction listen(node, event, handler, options) {\n node.addEventListener(event, handler, options);\n return () => node.removeEventListener(event, handler, options);\n}\nfunction prevent_default(fn) {\n return function (event) {\n event.preventDefault();\n // @ts-ignore\n return fn.call(this, event);\n };\n}\nfunction stop_propagation(fn) {\n return function (event) {\n event.stopPropagation();\n // @ts-ignore\n return fn.call(this, event);\n };\n}\nfunction stop_immediate_propagation(fn) {\n return function (event) {\n event.stopImmediatePropagation();\n // @ts-ignore\n return fn.call(this, event);\n };\n}\nfunction self(fn) {\n return function (event) {\n // @ts-ignore\n if (event.target === this)\n fn.call(this, event);\n };\n}\nfunction trusted(fn) {\n return function (event) {\n // @ts-ignore\n if (event.isTrusted)\n fn.call(this, event);\n };\n}\nfunction attr(node, attribute, value) {\n if (value == null)\n node.removeAttribute(attribute);\n else if (node.getAttribute(attribute) !== value)\n node.setAttribute(attribute, value);\n}\n/**\n * List of attributes that should always be set through the attr method,\n * because updating them through the property setter doesn't work reliably.\n * In the example of `width`/`height`, the problem is that the setter only\n * accepts numeric values, but the attribute can also be set to a string like `50%`.\n * If this list becomes too big, rethink this approach.\n */\nconst always_set_through_set_attribute = ['width', 'height'];\nfunction set_attributes(node, attributes) {\n // @ts-ignore\n const descriptors = Object.getOwnPropertyDescriptors(node.__proto__);\n for (const key in attributes) {\n if (attributes[key] == null) {\n node.removeAttribute(key);\n }\n else if (key === 'style') {\n node.style.cssText = attributes[key];\n }\n else if (key === '__value') {\n node.value = node[key] = attributes[key];\n }\n else if (descriptors[key] && descriptors[key].set && always_set_through_set_attribute.indexOf(key) === -1) {\n node[key] = attributes[key];\n }\n else {\n attr(node, key, attributes[key]);\n }\n }\n}\nfunction set_svg_attributes(node, attributes) {\n for (const key in attributes) {\n attr(node, key, attributes[key]);\n }\n}\nfunction set_custom_element_data_map(node, data_map) {\n Object.keys(data_map).forEach((key) => {\n set_custom_element_data(node, key, data_map[key]);\n });\n}\nfunction set_custom_element_data(node, prop, value) {\n if (prop in node) {\n node[prop] = typeof node[prop] === 'boolean' && value === '' ? true : value;\n }\n else {\n attr(node, prop, value);\n }\n}\nfunction set_dynamic_element_data(tag) {\n return (/-/.test(tag)) ? set_custom_element_data_map : set_attributes;\n}\nfunction xlink_attr(node, attribute, value) {\n node.setAttributeNS('http://www.w3.org/1999/xlink', attribute, value);\n}\nfunction get_binding_group_value(group, __value, checked) {\n const value = new Set();\n for (let i = 0; i < group.length; i += 1) {\n if (group[i].checked)\n value.add(group[i].__value);\n }\n if (!checked) {\n value.delete(__value);\n }\n return Array.from(value);\n}\nfunction init_binding_group(group) {\n let _inputs;\n return {\n /* push */ p(...inputs) {\n _inputs = inputs;\n _inputs.forEach(input => group.push(input));\n },\n /* remove */ r() {\n _inputs.forEach(input => group.splice(group.indexOf(input), 1));\n }\n };\n}\nfunction init_binding_group_dynamic(group, indexes) {\n let _group = get_binding_group(group);\n let _inputs;\n function get_binding_group(group) {\n for (let i = 0; i < indexes.length; i++) {\n group = group[indexes[i]] = group[indexes[i]] || [];\n }\n return group;\n }\n function push() {\n _inputs.forEach(input => _group.push(input));\n }\n function remove() {\n _inputs.forEach(input => _group.splice(_group.indexOf(input), 1));\n }\n return {\n /* update */ u(new_indexes) {\n indexes = new_indexes;\n const new_group = get_binding_group(group);\n if (new_group !== _group) {\n remove();\n _group = new_group;\n push();\n }\n },\n /* push */ p(...inputs) {\n _inputs = inputs;\n push();\n },\n /* remove */ r: remove\n };\n}\nfunction to_number(value) {\n return value === '' ? null : +value;\n}\nfunction time_ranges_to_array(ranges) {\n const array = [];\n for (let i = 0; i < ranges.length; i += 1) {\n array.push({ start: ranges.start(i), end: ranges.end(i) });\n }\n return array;\n}\nfunction children(element) {\n return Array.from(element.childNodes);\n}\nfunction init_claim_info(nodes) {\n if (nodes.claim_info === undefined) {\n nodes.claim_info = { last_index: 0, total_claimed: 0 };\n }\n}\nfunction claim_node(nodes, predicate, processNode, createNode, dontUpdateLastIndex = false) {\n // Try to find nodes in an order such that we lengthen the longest increasing subsequence\n init_claim_info(nodes);\n const resultNode = (() => {\n // We first try to find an element after the previous one\n for (let i = nodes.claim_info.last_index; i < nodes.length; i++) {\n const node = nodes[i];\n if (predicate(node)) {\n const replacement = processNode(node);\n if (replacement === undefined) {\n nodes.splice(i, 1);\n }\n else {\n nodes[i] = replacement;\n }\n if (!dontUpdateLastIndex) {\n nodes.claim_info.last_index = i;\n }\n return node;\n }\n }\n // Otherwise, we try to find one before\n // We iterate in reverse so that we don't go too far back\n for (let i = nodes.claim_info.last_index - 1; i >= 0; i--) {\n const node = nodes[i];\n if (predicate(node)) {\n const replacement = processNode(node);\n if (replacement === undefined) {\n nodes.splice(i, 1);\n }\n else {\n nodes[i] = replacement;\n }\n if (!dontUpdateLastIndex) {\n nodes.claim_info.last_index = i;\n }\n else if (replacement === undefined) {\n // Since we spliced before the last_index, we decrease it\n nodes.claim_info.last_index--;\n }\n return node;\n }\n }\n // If we can't find any matching node, we create a new one\n return createNode();\n })();\n resultNode.claim_order = nodes.claim_info.total_claimed;\n nodes.claim_info.total_claimed += 1;\n return resultNode;\n}\nfunction claim_element_base(nodes, name, attributes, create_element) {\n return claim_node(nodes, (node) => node.nodeName === name, (node) => {\n const remove = [];\n for (let j = 0; j < node.attributes.length; j++) {\n const attribute = node.attributes[j];\n if (!attributes[attribute.name]) {\n remove.push(attribute.name);\n }\n }\n remove.forEach(v => node.removeAttribute(v));\n return undefined;\n }, () => create_element(name));\n}\nfunction claim_element(nodes, name, attributes) {\n return claim_element_base(nodes, name, attributes, element);\n}\nfunction claim_svg_element(nodes, name, attributes) {\n return claim_element_base(nodes, name, attributes, svg_element);\n}\nfunction claim_text(nodes, data) {\n return claim_node(nodes, (node) => node.nodeType === 3, (node) => {\n const dataStr = '' + data;\n if (node.data.startsWith(dataStr)) {\n if (node.data.length !== dataStr.length) {\n return node.splitText(dataStr.length);\n }\n }\n else {\n node.data = dataStr;\n }\n }, () => text(data), true // Text nodes should not update last index since it is likely not worth it to eliminate an increasing subsequence of actual elements\n );\n}\nfunction claim_space(nodes) {\n return claim_text(nodes, ' ');\n}\nfunction claim_comment(nodes, data) {\n return claim_node(nodes, (node) => node.nodeType === 8, (node) => {\n node.data = '' + data;\n return undefined;\n }, () => comment(data), true);\n}\nfunction find_comment(nodes, text, start) {\n for (let i = start; i < nodes.length; i += 1) {\n const node = nodes[i];\n if (node.nodeType === 8 /* comment node */ && node.textContent.trim() === text) {\n return i;\n }\n }\n return nodes.length;\n}\nfunction claim_html_tag(nodes, is_svg) {\n // find html opening tag\n const start_index = find_comment(nodes, 'HTML_TAG_START', 0);\n const end_index = find_comment(nodes, 'HTML_TAG_END', start_index);\n if (start_index === end_index) {\n return new HtmlTagHydration(undefined, is_svg);\n }\n init_claim_info(nodes);\n const html_tag_nodes = nodes.splice(start_index, end_index - start_index + 1);\n detach(html_tag_nodes[0]);\n detach(html_tag_nodes[html_tag_nodes.length - 1]);\n const claimed_nodes = html_tag_nodes.slice(1, html_tag_nodes.length - 1);\n for (const n of claimed_nodes) {\n n.claim_order = nodes.claim_info.total_claimed;\n nodes.claim_info.total_claimed += 1;\n }\n return new HtmlTagHydration(claimed_nodes, is_svg);\n}\nfunction set_data(text, data) {\n data = '' + data;\n if (text.data === data)\n return;\n text.data = data;\n}\nfunction set_data_contenteditable(text, data) {\n data = '' + data;\n if (text.wholeText === data)\n return;\n text.data = data;\n}\nfunction set_data_maybe_contenteditable(text, data, attr_value) {\n if (~contenteditable_truthy_values.indexOf(attr_value)) {\n set_data_contenteditable(text, data);\n }\n else {\n set_data(text, data);\n }\n}\nfunction set_input_value(input, value) {\n input.value = value == null ? '' : value;\n}\nfunction set_input_type(input, type) {\n try {\n input.type = type;\n }\n catch (e) {\n // do nothing\n }\n}\nfunction set_style(node, key, value, important) {\n if (value == null) {\n node.style.removeProperty(key);\n }\n else {\n node.style.setProperty(key, value, important ? 'important' : '');\n }\n}\nfunction select_option(select, value, mounting) {\n for (let i = 0; i < select.options.length; i += 1) {\n const option = select.options[i];\n if (option.__value === value) {\n option.selected = true;\n return;\n }\n }\n if (!mounting || value !== undefined) {\n select.selectedIndex = -1; // no option should be selected\n }\n}\nfunction select_options(select, value) {\n for (let i = 0; i < select.options.length; i += 1) {\n const option = select.options[i];\n option.selected = ~value.indexOf(option.__value);\n }\n}\nfunction select_value(select) {\n const selected_option = select.querySelector(':checked');\n return selected_option && selected_option.__value;\n}\nfunction select_multiple_value(select) {\n return [].map.call(select.querySelectorAll(':checked'), option => option.__value);\n}\n// unfortunately this can't be a constant as that wouldn't be tree-shakeable\n// so we cache the result instead\nlet crossorigin;\nfunction is_crossorigin() {\n if (crossorigin === undefined) {\n crossorigin = false;\n try {\n if (typeof window !== 'undefined' && window.parent) {\n void window.parent.document;\n }\n }\n catch (error) {\n crossorigin = true;\n }\n }\n return crossorigin;\n}\nfunction add_iframe_resize_listener(node, fn) {\n const computed_style = getComputedStyle(node);\n if (computed_style.position === 'static') {\n node.style.position = 'relative';\n }\n const iframe = element('iframe');\n iframe.setAttribute('style', 'display: block; position: absolute; top: 0; left: 0; width: 100%; height: 100%; ' +\n 'overflow: hidden; border: 0; opacity: 0; pointer-events: none; z-index: -1;');\n iframe.setAttribute('aria-hidden', 'true');\n iframe.tabIndex = -1;\n const crossorigin = is_crossorigin();\n let unsubscribe;\n if (crossorigin) {\n iframe.src = \"data:text/html,\";\n unsubscribe = listen(window, 'message', (event) => {\n if (event.source === iframe.contentWindow)\n fn();\n });\n }\n else {\n iframe.src = 'about:blank';\n iframe.onload = () => {\n unsubscribe = listen(iframe.contentWindow, 'resize', fn);\n // make sure an initial resize event is fired _after_ the iframe is loaded (which is asynchronous)\n // see https://github.com/sveltejs/svelte/issues/4233\n fn();\n };\n }\n append(node, iframe);\n return () => {\n if (crossorigin) {\n unsubscribe();\n }\n else if (unsubscribe && iframe.contentWindow) {\n unsubscribe();\n }\n detach(iframe);\n };\n}\nconst resize_observer_content_box = /* @__PURE__ */ new ResizeObserverSingleton({ box: 'content-box' });\nconst resize_observer_border_box = /* @__PURE__ */ new ResizeObserverSingleton({ box: 'border-box' });\nconst resize_observer_device_pixel_content_box = /* @__PURE__ */ new ResizeObserverSingleton({ box: 'device-pixel-content-box' });\nfunction toggle_class(element, name, toggle) {\n element.classList[toggle ? 'add' : 'remove'](name);\n}\nfunction custom_event(type, detail, { bubbles = false, cancelable = false } = {}) {\n const e = document.createEvent('CustomEvent');\n e.initCustomEvent(type, bubbles, cancelable, detail);\n return e;\n}\nfunction query_selector_all(selector, parent = document.body) {\n return Array.from(parent.querySelectorAll(selector));\n}\nfunction head_selector(nodeId, head) {\n const result = [];\n let started = 0;\n for (const node of head.childNodes) {\n if (node.nodeType === 8 /* comment node */) {\n const comment = node.textContent.trim();\n if (comment === `HEAD_${nodeId}_END`) {\n started -= 1;\n result.push(node);\n }\n else if (comment === `HEAD_${nodeId}_START`) {\n started += 1;\n result.push(node);\n }\n }\n else if (started > 0) {\n result.push(node);\n }\n }\n return result;\n}\nclass HtmlTag {\n constructor(is_svg = false) {\n this.is_svg = false;\n this.is_svg = is_svg;\n this.e = this.n = null;\n }\n c(html) {\n this.h(html);\n }\n m(html, target, anchor = null) {\n if (!this.e) {\n if (this.is_svg)\n this.e = svg_element(target.nodeName);\n /** #7364 target for