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6 | "use strict";
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7 |
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8 | const astUtils = require("./utils/ast-utils");
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9 |
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10 |
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11 |
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12 |
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13 |
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14 | module.exports = {
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15 | meta: {
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16 | type: "suggestion",
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17 |
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18 | docs: {
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19 | description: "disallow throwing literals as exceptions",
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20 | category: "Best Practices",
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21 | recommended: false,
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22 | url: "https://eslint.org/docs/rules/no-throw-literal"
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23 | },
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24 |
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25 | schema: [],
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26 |
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27 | messages: {
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28 | object: "Expected an error object to be thrown.",
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29 | undef: "Do not throw undefined."
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30 | }
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31 | },
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32 |
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33 | create(context) {
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34 |
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35 | return {
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36 |
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37 | ThrowStatement(node) {
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38 | if (!astUtils.couldBeError(node.argument)) {
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39 | context.report({ node, messageId: "object" });
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40 | } else if (node.argument.type === "Identifier") {
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41 | if (node.argument.name === "undefined") {
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42 | context.report({ node, messageId: "undef" });
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43 | }
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44 | }
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45 |
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46 | }
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47 |
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48 | };
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49 |
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50 | }
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51 | };
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