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add burn_private and burn_public transitions #53

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add burn_private and burn_public transitions #53

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996e5d3
feat: add `burn_public` and `burn_private` transitions
raghav-rama Dec 6, 2023
b55c592
fix: minor fixes
raghav-rama Dec 6, 2023
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19 changes: 19 additions & 0 deletions token/src/main.leo
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,25 @@ program token.aleo {
amount: u64,
}

/* Burn */
transition burn_public(public receiver: address, public amount_to_burn: u64) {
return then finalize(receiver, amount_to_burn);
}

finalize burn_public(public owner: address, amount_to_burn: u64) {
let amount: u64 = Mapping::get_or_use(account, owner, 0u64);
Mapping::set(account, owner, amount - amount_to_burn);
}

transition burn_private(token_to_burn: token, amount: u64) -> token {
let difference: u64 = token_to_burn.amount - amount;
return token {
owner: token_to_burn.owner,
amount: difference,
};
}


/* Mint */

// The function `mint_public` issues the specified token amount for the token receiver publicly on the network.
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