surma
d44f1d9677
Checkpoint before integration and package validation. Assisted-by: SurmAgent:unknown [read] [edit] [bash]
19 lines
640 B
JavaScript
19 lines
640 B
JavaScript
import { assert } from "./assert.js";
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// Every element takes the non-matching path (the predicate is never true).
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{
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const o = {};
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assert([o, o, o].values().find(() => false), undefined);
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assert(new Array(1000).fill(o).values().find(() => false), undefined);
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}
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// The match path still returns the first match and forwards (value, index).
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{
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const seen = [];
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const r = [10, 20, 30, 40].values().find((v, i) => { seen.push(v, i); return v === 30; });
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assert(r, 30);
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assert(seen.length, 6); // stopped at the third element
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assert(seen[0], 10); assert(seen[1], 0);
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assert(seen[4], 30); assert(seen[5], 2);
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}
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