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4 |
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5 | "use strict";
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6 |
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8 |
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9 |
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10 |
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11 | module.exports = {
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12 | meta: {
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13 | type: "suggestion",
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14 |
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15 | docs: {
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16 | description: "disallow specified syntax",
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17 | category: "Stylistic Issues",
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18 | recommended: false,
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19 | url: "https://eslint.org/docs/rules/no-restricted-syntax"
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20 | },
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21 |
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22 | schema: {
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23 | type: "array",
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24 | items: {
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25 | oneOf: [
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26 | {
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27 | type: "string"
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28 | },
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29 | {
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30 | type: "object",
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31 | properties: {
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32 | selector: { type: "string" },
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33 | message: { type: "string" }
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34 | },
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35 | required: ["selector"],
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36 | additionalProperties: false
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37 | }
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38 | ]
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39 | },
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40 | uniqueItems: true,
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41 | minItems: 0
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42 | },
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43 |
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44 | messages: {
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45 |
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46 | restrictedSyntax: "{{message}}"
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47 | }
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48 | },
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49 |
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50 | create(context) {
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51 | return context.options.reduce((result, selectorOrObject) => {
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52 | const isStringFormat = (typeof selectorOrObject === "string");
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53 | const hasCustomMessage = !isStringFormat && Boolean(selectorOrObject.message);
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54 |
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55 | const selector = isStringFormat ? selectorOrObject : selectorOrObject.selector;
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56 | const message = hasCustomMessage ? selectorOrObject.message : `Using '${selector}' is not allowed.`;
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57 |
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58 | return Object.assign(result, {
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59 | [selector](node) {
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60 | context.report({
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61 | node,
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62 | messageId: "restrictedSyntax",
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63 | data: { message }
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64 | });
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65 | }
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66 | });
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67 | }, {});
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68 |
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69 | }
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70 | };
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