Press n or j to go to the next uncovered block, b, p or k for the previous block.
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 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 8102x 8102x 8102x 1934x 1934x 1934x 1934x 1934x 1934x 1934x 1934x 1934x 846x 1934x 1366x 1504x 1504x 1504x 1504x 1504x 1504x 585x 585x 571x 571x 396x 1504x 1504x 1366x 1934x 1934x 278x 278x 278x 278x 278x 3x 3x 3x 278x 275x 275x 275x 393x 365x 393x 365x 393x 1x 1x 364x 364x 393x 393x 393x 364x 364x 364x 392x 393x 393x 393x 393x 393x 393x 393x 393x 393x 393x 393x 69x 393x 61x 61x 393x 303x 303x 393x 274x 278x 8102x 6167x 362x 362x 362x 362x 1x 362x 362x 6167x 8100x 8100x 8100x | /** @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 } 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); // TODO feels like this should happen during scope creation? if ( rune === '$state' || rune === '$state.raw' || rune === '$derived' || rune === '$derived.by' || rune === '$props' ) { for (const path of extract_paths(node.id)) { // @ts-ignore this fails in CI for some insane reason const binding = /** @type {Binding} */ (context.state.scope.get(path.node.name)); binding.kind = rune === '$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(); } |