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Lazy empty account update hash to respect network id #1557

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merged 1 commit into from
Apr 10, 2024
Merged

Lazy empty account update hash to respect network id #1557

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7 changes: 3 additions & 4 deletions src/lib/provable/packed.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -186,19 +186,18 @@ class Hashed<T> {
} {
let _hash = hash ?? ((t: T) => Poseidon.hashPacked(type, t));

let dummyHash = _hash(type.empty());

return class Hashed_ extends Hashed<T> {
static _innerProvable = type;
static _provable = provableFromClass(Hashed_, {
hash: modifiedField({ empty: () => dummyHash }),
hash: modifiedField({ empty: () => _hash(type.empty()) }),
value: Unconstrained.provable,
}) as ProvableHashable<Hashed<T>>;

static _hash = _hash satisfies (t: T) => Field;

static empty(): Hashed<T> {
return new this(dummyHash, Unconstrained.from(type.empty()));
let empty = type.empty();
return new this(_hash(empty), Unconstrained.from(empty));
}

static get provable() {
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