1 |
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2 |
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3 | 'use strict';
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4 |
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5 | const _ = require('lodash');
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6 | const ruleMessages = require('../../utils/ruleMessages');
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7 | const selectorAttributeOperatorSpaceChecker = require('../selectorAttributeOperatorSpaceChecker');
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8 | const validateOptions = require('../../utils/validateOptions');
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9 | const whitespaceChecker = require('../../utils/whitespaceChecker');
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10 |
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11 | const ruleName = 'selector-attribute-operator-space-before';
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12 |
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13 | const messages = ruleMessages(ruleName, {
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14 | expectedBefore: (operator) => `Expected single space before "${operator}"`,
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15 | rejectedBefore: (operator) => `Unexpected whitespace before "${operator}"`,
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16 | });
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17 |
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18 | function rule(expectation, options, context) {
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19 | const checker = whitespaceChecker('space', expectation, messages);
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20 |
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21 | return (root, result) => {
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22 | const validOptions = validateOptions(result, ruleName, {
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23 | actual: expectation,
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24 | possible: ['always', 'never'],
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25 | });
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26 |
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27 | if (!validOptions) {
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28 | return;
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29 | }
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30 |
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31 | selectorAttributeOperatorSpaceChecker({
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32 | root,
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33 | result,
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34 | locationChecker: checker.before,
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35 | checkedRuleName: ruleName,
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36 | checkBeforeOperator: true,
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37 | fix: context.fix
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38 | ? (attributeNode) => {
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39 | const rawAttrAfter = _.get(attributeNode, 'raws.spaces.attribute.after');
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40 | const { attrAfter, setAttrAfter } = rawAttrAfter
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41 | ? {
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42 | attrAfter: rawAttrAfter,
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43 | setAttrAfter(fixed) {
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44 | attributeNode.raws.spaces.attribute.after = fixed;
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45 | },
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46 | }
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47 | : {
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48 | attrAfter: _.get(attributeNode, 'spaces.attribute.after', ''),
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49 | setAttrAfter(fixed) {
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50 | _.set(attributeNode, 'spaces.attribute.after', fixed);
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51 | },
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52 | };
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53 |
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54 | if (expectation === 'always') {
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55 | setAttrAfter(attrAfter.replace(/\s*$/, ' '));
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56 |
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57 | return true;
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58 | }
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59 |
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60 | if (expectation === 'never') {
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61 | setAttrAfter(attrAfter.replace(/\s*$/, ''));
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62 |
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63 | return true;
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64 | }
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65 | }
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66 | : null,
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67 | });
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68 | };
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69 | }
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70 |
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71 | rule.ruleName = ruleName;
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72 | rule.messages = messages;
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73 | module.exports = rule;
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