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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 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 8147x 8147x 8147x 1985x 1985x 1985x 1985x 1985x 2123x 2123x 1984x 1984x 1984x 1985x 1985x 1985x 1985x 863x 1985x 1403x 1541x 1541x 1541x 1541x 1541x 1541x 595x 595x 581x 581x 400x 1541x 1541x 1403x 1984x 1985x 282x 282x 282x 282x 282x 3x 3x 3x 282x 279x 279x 279x 397x 369x 397x 369x 397x 1x 1x 368x 368x 397x 397x 397x 368x 368x 368x 396x 397x 397x 397x 397x 397x 397x 397x 397x 397x 397x 397x 69x 397x 61x 61x 397x 307x 307x 397x 278x 282x 8147x 6161x 362x 362x 362x 362x 1x 362x 362x 6161x 8144x 8144x 8144x | /** @import { Expression, Identifier, Literal, VariableDeclarator } from 'estree' */ /** @import { Binding } from '#compiler' */ /** @import { Context } from '../types' */ import { get_rune } from '../../scope.js'; import { ensure_no_module_import_conflict, validate_identifier_name } from './shared/utils.js'; import * as e from '../../../errors.js'; import { extract_paths } from '../../../utils/ast.js'; import { equal } from '../../../utils/assert.js'; /** * @param {VariableDeclarator} node * @param {Context} context */ export function VariableDeclarator(node, context) { ensure_no_module_import_conflict(node, context.state); if (context.state.analysis.runes) { const init = node.init; const rune = get_rune(init, context.state.scope); const paths = extract_paths(node.id); for (const path of paths) { validate_identifier_name(context.state.scope.get(/** @type {Identifier} */ (path.node).name)); } // TODO feels like this should happen during scope creation? if ( rune === '$state' || rune === '$state.raw' || rune === '$derived' || rune === '$derived.by' || rune === '$props' ) { for (const path of paths) { // @ts-ignore this fails in CI for some insane reason const binding = /** @type {Binding} */ (context.state.scope.get(path.node.name)); binding.kind = rune === '$state' ? 'state' : rune === '$state.raw' ? 'raw_state' : rune === '$derived' || rune === '$derived.by' ? 'derived' : path.is_rest ? 'rest_prop' : 'prop'; } } if (rune === '$props') { if (node.id.type !== 'ObjectPattern' && node.id.type !== 'Identifier') { e.props_invalid_identifier(node); } context.state.analysis.needs_props = true; if (node.id.type === 'Identifier') { const binding = /** @type {Binding} */ (context.state.scope.get(node.id.name)); binding.initial = null; // else would be $props() binding.kind = 'rest_prop'; } else { equal(node.id.type, 'ObjectPattern'); for (const property of node.id.properties) { if (property.type !== 'Property') continue; if (property.computed) { e.props_invalid_pattern(property); } if (property.key.type === 'Identifier' && property.key.name.startsWith('$$')) { e.props_illegal_name(property); } const value = property.value.type === 'AssignmentPattern' ? property.value.left : property.value; if (value.type !== 'Identifier') { e.props_invalid_pattern(property); } const alias = property.key.type === 'Identifier' ? property.key.name : String(/** @type {Literal} */ (property.key).value); let initial = property.value.type === 'AssignmentPattern' ? property.value.right : null; const binding = /** @type {Binding} */ (context.state.scope.get(value.name)); binding.prop_alias = alias; // rewire initial from $props() to the actual initial value, stripping $bindable() if necessary if ( initial?.type === 'CallExpression' && initial.callee.type === 'Identifier' && initial.callee.name === '$bindable' ) { binding.initial = /** @type {Expression | null} */ (initial.arguments[0] ?? null); binding.kind = 'bindable_prop'; } else { binding.initial = initial; } } } } } else { if (node.init?.type === 'CallExpression') { const callee = node.init.callee; if ( callee.type === 'Identifier' && (callee.name === '$state' || callee.name === '$derived' || callee.name === '$props') && context.state.scope.get(callee.name)?.kind !== 'store_sub' ) { e.rune_invalid_usage(node.init, callee.name); } } } context.next(); } |