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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 99 100 101 102 103 104 105 106 107 108 109 110 | 2x 2x 2x 2x 4x 4x 4x 4x 4x 4x 4x 4x 4x 4x 626525x 626525x 626525x 304930x 304930x 304930x 304930x 626525x 626525x 4x 4x 4x 38917x 38917x 38917x 38917x 38917x 6x 6x 6x 6x 6x 6x 6x 6x 6x 6x 38917x 38917x 4x 4x 4x 655961x 655961x 655961x 582957x 582957x 582957x 582957x 655961x 655961x 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(...)', ': `array.findIndex(entry => $state.is(entry, item))`' ); } } 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(...)', ': `array.findLastIndex(entry => $state.is(entry, item))`' ); } } 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(...)', ': `array.some(entry => $state.is(entry, item))`' ); } } 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; } |