45 lines
1.2 KiB
JavaScript
45 lines
1.2 KiB
JavaScript
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/**
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* @fileoverview Warn when using template string syntax in regular strings
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* @author Jeroen Engels
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*/
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"use strict";
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//------------------------------------------------------------------------------
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// Rule Definition
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//------------------------------------------------------------------------------
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/** @type {import('../shared/types').Rule} */
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module.exports = {
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meta: {
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type: "problem",
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docs: {
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description: "Disallow template literal placeholder syntax in regular strings",
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recommended: false,
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url: "https://eslint.org/docs/latest/rules/no-template-curly-in-string"
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},
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schema: [],
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messages: {
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unexpectedTemplateExpression: "Unexpected template string expression."
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}
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},
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create(context) {
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const regex = /\$\{[^}]+\}/u;
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return {
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Literal(node) {
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if (typeof node.value === "string" && regex.test(node.value)) {
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context.report({
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node,
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messageId: "unexpectedTemplateExpression"
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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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