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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 | 2x 2x 2x 2x 4x 4x 4x 4x 4x 4x 4x 4x 4x 4x 624493x 624493x 624493x 304061x 304061x 304061x 304061x 624493x 624493x 4x 4x 4x 38829x 38829x 38829x 38829x 38829x 6x 6x 6x 6x 6x 6x 6x 6x 6x 6x 38829x 38829x 4x 4x 4x 654781x 654781x 654781x 578222x 578222x 578222x 578222x 654781x 654781x 4x 4x 4x 4x 4x 4x 2x 2x 2x 2x 2x 2x 2x 2x 18x 18x 18x 18x 2x 2x 2x 2x 2x 2x 2x 2x | import * as w from '../warnings.js'; import { get_proxied_value } from '../proxy.js'; export function init_array_prototype_warnings() { const array_prototype = Array.prototype; // The REPL ends up here over and over, and this prevents it from adding more and more patches // of the same kind to the prototype, which would slow down everything over time. // @ts-expect-error const cleanup = Array.__svelte_cleanup; if (cleanup) { cleanup(); } const { indexOf, lastIndexOf, includes } = array_prototype; array_prototype.indexOf = function (item, from_index) { const index = indexOf.call(this, item, from_index); if (index === -1) { const test = indexOf.call(get_proxied_value(this), get_proxied_value(item), from_index); if (test !== -1) { w.state_proxy_equality_mismatch('array.indexOf(...)'); } } return index; }; array_prototype.lastIndexOf = function (item, from_index) { // we need to specify this.length - 1 because it's probably using something like // `arguments` inside so passing undefined is different from not passing anything const index = lastIndexOf.call(this, item, from_index ?? this.length - 1); if (index === -1) { // we need to specify this.length - 1 because it's probably using something like // `arguments` inside so passing undefined is different from not passing anything const test = lastIndexOf.call( get_proxied_value(this), get_proxied_value(item), from_index ?? this.length - 1 ); if (test !== -1) { w.state_proxy_equality_mismatch('array.lastIndexOf(...)'); } } return index; }; array_prototype.includes = function (item, from_index) { const has = includes.call(this, item, from_index); if (!has) { const test = includes.call(get_proxied_value(this), get_proxied_value(item), from_index); if (test) { w.state_proxy_equality_mismatch('array.includes(...)'); } } return has; }; // @ts-expect-error Array.__svelte_cleanup = () => { array_prototype.indexOf = indexOf; array_prototype.lastIndexOf = lastIndexOf; array_prototype.includes = includes; }; } /** * @param {any} a * @param {any} b * @param {boolean} equal * @returns {boolean} */ export function strict_equals(a, b, equal = true) { if ((a === b) !== (get_proxied_value(a) === get_proxied_value(b))) { w.state_proxy_equality_mismatch(equal ? '===' : '!=='); } return (a === b) === equal; } /** * @param {any} a * @param {any} b * @param {boolean} equal * @returns {boolean} */ export function equals(a, b, equal = true) { if ((a == b) !== (get_proxied_value(a) == get_proxied_value(b))) { w.state_proxy_equality_mismatch(equal ? '==' : '!='); } return (a == b) === equal; } |