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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 8129x 8129x 8129x 1969x 1969x 1969x 1969x 1969x 2107x 2107x 1968x 1968x 1968x 1969x 1969x 1969x 1969x 861x 1969x 1389x 1527x 1527x 1527x 1527x 1527x 1527x 591x 591x 577x 577x 400x 1527x 1527x 1389x 1968x 1969x 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 8129x 6159x 362x 362x 362x 362x 1x 362x 362x 6159x 8126x 8126x 8126x | /** @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(); } |