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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 45065x 45065x 45065x 45065x 9463x 9463x 35602x 35602x 35602x 35602x 35602x 45065x 3x 45065x 1x 1x 35601x 35601x 45065x 12x 12x 35601x 45065x 10722x 10722x 10722x 1719x 10722x 1669x 1669x 1669x 1669x 1669x 122x 122x 122x 122x 122x 122x 122x 2x 1x 1x 1x 2x 1x 2x 1x 1x 1x 122x 1667x 1669x 2x 2x 1669x 10722x 35597x 35597x 35597x 39478x 24879x 68x 68x 24879x 24879x 59x 59x 24879x 35597x 45065x 32641x 10238x 10238x 10238x 32641x 32641x 32641x 32641x 32641x 634x 634x 634x 54x 35x 35x 35x 634x 634x 32641x 42x 32641x 29x 32641x 24x 24x 32641x 32641x 32641x 32641x 32x 32641x 3x 3x 32641x 45065x | /** @import { Expression, Identifier } from 'estree' */
/** @import { EachBlock } from '#compiler' */
/** @import { Context } from '../types' */
import is_reference from 'is-reference';
import { should_proxy } from '../../3-transform/client/utils.js';
import * as e from '../../../errors.js';
import * as w from '../../../warnings.js';
import { is_rune } from '../../../../utils.js';
import { mark_subtree_dynamic } from './shared/fragment.js';
/**
* @param {Identifier} node
* @param {Context} context
*/
export function Identifier(node, context) {
let i = context.path.length;
let parent = /** @type {Expression} */ (context.path[--i]);
if (!is_reference(node, parent)) {
return;
}
mark_subtree_dynamic(context.path);
// If we are using arguments outside of a function, then throw an error
if (
node.name === 'arguments' &&
!context.path.some((n) => n.type === 'FunctionDeclaration' || n.type === 'FunctionExpression')
) {
e.invalid_arguments_usage(node);
}
// `$$slots` exists even in runes mode
if (node.name === '$$slots') {
context.state.analysis.uses_slots = true;
}
if (context.state.analysis.runes) {
if (
is_rune(node.name) &&
context.state.scope.get(node.name) === null &&
context.state.scope.get(node.name.slice(1)) === null
) {
/** @type {Expression} */
let current = node;
let name = node.name;
while (parent.type === 'MemberExpression') {
if (parent.computed) e.rune_invalid_computed_property(parent);
name += `.${/** @type {Identifier} */ (parent.property).name}`;
current = parent;
parent = /** @type {Expression} */ (context.path[--i]);
if (!is_rune(name)) {
if (name === '$effect.active') {
e.rune_renamed(parent, '$effect.active', '$effect.tracking');
}
if (name === '$state.frozen') {
e.rune_renamed(parent, '$state.frozen', '$state.raw');
}
if (name === '$state.is') {
e.rune_removed(parent, '$state.is');
}
e.rune_invalid_name(parent, name);
}
}
if (parent.type !== 'CallExpression') {
e.rune_missing_parentheses(current);
}
}
}
let binding = context.state.scope.get(node.name);
if (!context.state.analysis.runes) {
if (node.name === '$$props') {
context.state.analysis.uses_props = true;
}
if (node.name === '$$restProps') {
context.state.analysis.uses_rest_props = true;
}
}
if (binding) {
if (context.state.expression) {
context.state.expression.dependencies.add(binding);
context.state.expression.has_state ||= binding.kind !== 'normal';
}
if (
context.state.analysis.runes &&
node !== binding.node &&
context.state.function_depth === binding.scope.function_depth &&
// If we have $state that can be proxied or frozen and isn't re-assigned, then that means
// it's likely not using a primitive value and thus this warning isn't that helpful.
((binding.kind === 'state' &&
(binding.reassigned ||
(binding.initial?.type === 'CallExpression' &&
binding.initial.arguments.length === 1 &&
binding.initial.arguments[0].type !== 'SpreadElement' &&
!should_proxy(binding.initial.arguments[0], context.state.scope)))) ||
binding.kind === 'raw_state' ||
binding.kind === 'derived') &&
// We're only concerned with reads here
(parent.type !== 'AssignmentExpression' || parent.left !== node) &&
parent.type !== 'UpdateExpression'
) {
w.state_referenced_locally(node);
}
if (
context.state.reactive_statement &&
binding.scope === context.state.analysis.module.scope &&
binding.reassigned
) {
w.reactive_declaration_module_script_dependency(node);
}
}
}
|