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 45091x 45091x 45091x 45091x 9463x 9463x 35628x 35628x 35628x 35628x 35628x 45091x 3x 45091x 1x 1x 35627x 35627x 45091x 12x 12x 35627x 45091x 10748x 10748x 10748x 1719x 10748x 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 10748x 35623x 35623x 35623x 39504x 24879x 68x 68x 24879x 24879x 59x 59x 24879x 35623x 45091x 32667x 10252x 10252x 10252x 32667x 32667x 32667x 32667x 32667x 634x 634x 634x 54x 35x 35x 35x 634x 634x 32667x 42x 32667x 29x 32667x 24x 24x 32667x 32667x 32667x 32667x 32x 32667x 3x 3x 32667x 45091x | /** @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);
}
}
}
|