svelte
Version:
Cybernetically enhanced web apps
26 lines (21 loc) • 863 B
JavaScript
/** @import { ClassDeclaration } from 'estree' */
/** @import { Context } from '../types' */
import * as w from '../../../warnings.js';
import { validate_identifier_name } from './shared/utils.js';
/**
* @param {ClassDeclaration} node
* @param {Context} context
*/
export function ClassDeclaration(node, context) {
if (context.state.analysis.runes && node.id !== null) {
validate_identifier_name(context.state.scope.get(node.id.name));
}
// In modules, we allow top-level module scope only, in components, we allow the component scope,
// which is function_depth of 1. With the exception of `new class` which is also not allowed at
// component scope level either.
const allowed_depth = context.state.ast_type === 'module' ? 0 : 1;
if (context.state.scope.function_depth > allowed_depth) {
w.perf_avoid_nested_class(node);
}
context.next();
}