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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 4773x 3672x 3672x 3672x 3672x 3672x 7723x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 7723x 3672x 4773x 4773x 9065x 143x 143x 143x 143x 143x 143x 28x 28x 28x 28x 28x 28x 28x 28x 28x 66x 38x 38x 38x 38x 38x 38x 28x 28x 66x 28x 28x 28x 28x 28x 28x 28x 28x 28x 28x 28x 28x 28x 143x 143x 11x 11x 11x 11x 11x 11x 11x 143x 143x 9065x 9065x 2123x 2027x 2027x 2027x 2027x 77x 70x 70x 70x 7x 7x 2027x 2027x 14x 14x 14x 14x 14x 14x 2027x 2123x 96x 96x 96x 96x 96x 96x 2123x 9065x 4773x 4773x 4773x 4773x 4773x | /** @import { Expression, MemberExpression, Program } from 'estree' */ /** @import { ComponentContext } from '../types' */ import { build_getter, is_prop_source } from '../utils.js'; import * as b from '../../../../utils/builders.js'; import { add_state_transformers } from './shared/declarations.js'; /** * @param {Program} _ * @param {ComponentContext} context */ export function Program(_, context) { if (!context.state.analysis.runes) { context.state.transform['$$props'] = { read: (node) => ({ ...node, name: '$$sanitized_props' }) }; for (const [name, binding] of context.state.scope.declarations) { if (binding.declaration_kind === 'import' && binding.mutated) { const id = b.id('$$_import_' + name); context.state.transform[name] = { read: (_) => b.call(id), mutate: (_, mutation) => b.call(id, mutation) }; context.state.legacy_reactive_imports.push( b.var(id, b.call('$.reactive_import', b.thunk(b.id(name)))) ); } } } for (const [name, binding] of context.state.scope.declarations) { if (binding.kind === 'store_sub') { const store = /** @type {Expression} */ (context.visit(b.id(name.slice(1)))); context.state.transform[name] = { read: b.call, assign: (_, value) => b.call('$.store_set', store, value), mutate: (node, mutation) => { // We need to untrack the store read, for consistency with Svelte 4 const untracked = b.call('$.untrack', node); /** * * @param {Expression} n * @returns {Expression} */ function replace(n) { if (n.type === 'MemberExpression') { return { ...n, object: replace(/** @type {Expression} */ (n.object)), property: n.property }; } return untracked; } return b.call( '$.store_mutate', store, b.assignment( mutation.operator, /** @type {MemberExpression} */ ( replace(/** @type {MemberExpression} */ (mutation.left)) ), mutation.right ), untracked ); }, update: (node) => { return b.call( node.prefix ? '$.update_pre_store' : '$.update_store', build_getter(b.id(name.slice(1)), context.state), b.call(node.argument), node.operator === '--' && b.literal(-1) ); } }; } if (binding.kind === 'prop' || binding.kind === 'bindable_prop') { if (is_prop_source(binding, context.state)) { context.state.transform[name] = { read: b.call, assign: (node, value) => b.call(node, value), mutate: (node, value) => { if (binding.kind === 'bindable_prop') { // only necessary for interop with legacy parent bindings return b.call(node, value, b.true); } return value; }, update: (node) => { return b.call( node.prefix ? '$.update_pre_prop' : '$.update_prop', node.argument, node.operator === '--' && b.literal(-1) ); } }; } else if (binding.prop_alias) { const key = b.key(binding.prop_alias); context.state.transform[name] = { read: (_) => b.member(b.id('$$props'), key, key.type === 'Literal') }; } else { context.state.transform[name] = { read: (node) => b.member(b.id('$$props'), node) }; } } } add_state_transformers(context); context.next(); } |