| /** | |
|  * @fileoverview Rule to flag when using multiline strings | |
|  * @author Ilya Volodin | |
|  */ | |
| 
 | |
| "use strict"; | |
| 
 | |
| //------------------------------------------------------------------------------ | |
| // Requirements | |
| //------------------------------------------------------------------------------ | |
|  | |
| const astUtils = require("./utils/ast-utils"); | |
| 
 | |
| //------------------------------------------------------------------------------ | |
| // Rule Definition | |
| //------------------------------------------------------------------------------ | |
|  | |
| /** @type {import('../shared/types').Rule} */ | |
| module.exports = { | |
|     meta: { | |
|         type: "suggestion", | |
| 
 | |
|         docs: { | |
|             description: "Disallow multiline strings", | |
|             recommended: false, | |
|             url: "https://eslint.org/docs/latest/rules/no-multi-str" | |
|         }, | |
| 
 | |
|         schema: [], | |
| 
 | |
|         messages: { | |
|             multilineString: "Multiline support is limited to browsers supporting ES5 only." | |
|         } | |
|     }, | |
| 
 | |
|     create(context) { | |
| 
 | |
|         /** | |
|          * Determines if a given node is part of JSX syntax. | |
|          * @param {ASTNode} node The node to check. | |
|          * @returns {boolean} True if the node is a JSX node, false if not. | |
|          * @private | |
|          */ | |
|         function isJSXElement(node) { | |
|             return node.type.indexOf("JSX") === 0; | |
|         } | |
| 
 | |
|         //-------------------------------------------------------------------------- | |
|         // Public API | |
|         //-------------------------------------------------------------------------- | |
|  | |
|         return { | |
| 
 | |
|             Literal(node) { | |
|                 if (astUtils.LINEBREAK_MATCHER.test(node.raw) && !isJSXElement(node.parent)) { | |
|                     context.report({ | |
|                         node, | |
|                         messageId: "multilineString" | |
|                     }); | |
|                 } | |
|             } | |
|         }; | |
| 
 | |
|     } | |
| };
 |