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Return compiler arguments for invalid package manifests #1846

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Return compiler arguments for invalid package manifests #1846

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2 changes: 1 addition & 1 deletion Sources/BuildSystemIntegration/SwiftPMBuildSystem.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -756,7 +756,7 @@ package actor SwiftPMBuildSystem: BuiltInBuildSystem {

/// Retrieve settings for a package manifest (Package.swift).
private func settings(forPackageManifest path: AbsolutePath) throws -> TextDocumentSourceKitOptionsResponse? {
let compilerArgs = swiftPMWorkspace.interpreterFlags(for: path.parentDirectory) + [path.pathString]
let compilerArgs = try swiftPMWorkspace.interpreterFlags(for: path) + [path.pathString]
return TextDocumentSourceKitOptionsResponse(compilerArguments: compilerArgs)
}
}
33 changes: 33 additions & 0 deletions Tests/BuildSystemIntegrationTests/SwiftPMBuildSystemTests.swift
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Expand Up @@ -1103,6 +1103,39 @@ final class SwiftPMBuildSystemTests: XCTestCase {
XCTAssertEqual(end.token, begin.token)
XCTAssertEqual(end.value, .end(WorkDoneProgressEnd()))
}

func testBuildSettingsForInvalidManifest() async throws {
try await withTestScratchDir { tempDir in
try FileManager.default.createFiles(
root: tempDir,
files: [
"pkg/Sources/lib/a.swift": "",
"pkg/Package.swift": """
// swift-tools-version: 4.2
import PackageDescription
""",
]
)
let packageRoot = try tempDir.appendingPathComponent("pkg").realpath
let manifestURL = packageRoot.appendingPathComponent("Package.swift")
let buildSystemManager = await BuildSystemManager(
buildSystemSpec: BuildSystemSpec(kind: .swiftPM, projectRoot: packageRoot),
toolchainRegistry: .forTesting,
options: SourceKitLSPOptions(),
connectionToClient: DummyBuildSystemManagerConnectionToClient(),
buildSystemTestHooks: BuildSystemTestHooks()
)
await buildSystemManager.waitForUpToDateBuildGraph()
let settings = await buildSystemManager.buildSettingsInferredFromMainFile(
for: DocumentURI(manifestURL),
language: .swift,
fallbackAfterTimeout: false
)
let compilerArgs = try XCTUnwrap(settings?.compilerArguments)
XCTAssert(compilerArgs.contains("-package-description-version"))
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Worth checking that we get the package version correct since that's still well-formed in this case?

XCTAssert(compilerArgs.contains(try manifestURL.filePath))
}
}
}

private func assertArgumentsDoNotContain(
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