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b8329a3ffc
Wth node 20.18, we can now run these typescript files directly instead of having to use ts-node
36 lines
1.2 KiB
TypeScript
36 lines
1.2 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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import * as eslint from 'eslint';
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import type * as ESTree from 'estree';
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import { TSESTree } from '@typescript-eslint/utils';
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export default new class ApiTypeDiscrimination implements eslint.Rule.RuleModule {
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readonly meta: eslint.Rule.RuleMetaData = {
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docs: { url: 'https://github.com/microsoft/vscode/wiki/Extension-API-guidelines' },
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messages: {
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noTypeDiscrimination: 'Do not use type discrimination properties'
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},
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schema: false,
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};
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create(context: eslint.Rule.RuleContext): eslint.Rule.RuleListener {
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return {
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['TSPropertySignature[optional=false] TSTypeAnnotation TSLiteralType Literal']: (node: ESTree.Literal) => {
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const raw = String((node as TSESTree.Literal).raw);
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if (/^('|").*\1$/.test(raw)) {
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context.report({
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node: node,
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messageId: 'noTypeDiscrimination'
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});
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}
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}
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};
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}
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};
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