| /** | |
|  * @fileoverview Rule to flag use of certain node types | |
|  * @author Burak Yigit Kaya | |
|  */ | |
| "use strict"; | |
| 
 | |
| //------------------------------------------------------------------------------ | |
| // Rule Definition | |
| //------------------------------------------------------------------------------ | |
|  | |
| /** @type {import('../shared/types').Rule} */ | |
| module.exports = { | |
|     meta: { | |
|         type: "suggestion", | |
| 
 | |
|         docs: { | |
|             description: "Disallow specified syntax", | |
|             recommended: false, | |
|             url: "https://eslint.org/docs/latest/rules/no-restricted-syntax" | |
|         }, | |
| 
 | |
|         schema: { | |
|             type: "array", | |
|             items: { | |
|                 oneOf: [ | |
|                     { | |
|                         type: "string" | |
|                     }, | |
|                     { | |
|                         type: "object", | |
|                         properties: { | |
|                             selector: { type: "string" }, | |
|                             message: { type: "string" } | |
|                         }, | |
|                         required: ["selector"], | |
|                         additionalProperties: false | |
|                     } | |
|                 ] | |
|             }, | |
|             uniqueItems: true, | |
|             minItems: 0 | |
|         }, | |
| 
 | |
|         messages: { | |
|             // eslint-disable-next-line eslint-plugin/report-message-format -- Custom message might not end in a period | |
|             restrictedSyntax: "{{message}}" | |
|         } | |
|     }, | |
| 
 | |
|     create(context) { | |
|         return context.options.reduce((result, selectorOrObject) => { | |
|             const isStringFormat = (typeof selectorOrObject === "string"); | |
|             const hasCustomMessage = !isStringFormat && Boolean(selectorOrObject.message); | |
| 
 | |
|             const selector = isStringFormat ? selectorOrObject : selectorOrObject.selector; | |
|             const message = hasCustomMessage ? selectorOrObject.message : `Using '${selector}' is not allowed.`; | |
| 
 | |
|             return Object.assign(result, { | |
|                 [selector](node) { | |
|                     context.report({ | |
|                         node, | |
|                         messageId: "restrictedSyntax", | |
|                         data: { message } | |
|                     }); | |
|                 } | |
|             }); | |
|         }, {}); | |
| 
 | |
|     } | |
| };
 |