1 | 'use strict';
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2 |
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3 | const _ = require('lodash');
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4 | const beforeBlockString = require('../../utils/beforeBlockString');
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5 | const blockString = require('../../utils/blockString');
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6 | const isSingleLineString = require('../../utils/isSingleLineString');
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7 | const report = require('../../utils/report');
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8 | const ruleMessages = require('../../utils/ruleMessages');
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9 | const validateOptions = require('../../utils/validateOptions');
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10 |
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11 | const ruleName = 'declaration-block-single-line-max-declarations';
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12 |
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13 | const messages = ruleMessages(ruleName, {
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14 | expected: (max) => `Expected no more than ${max} ${max === 1 ? 'declaration' : 'declarations'}`,
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15 | });
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16 |
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17 | function rule(quantity) {
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18 | return (root, result) => {
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19 | const validOptions = validateOptions(result, ruleName, {
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20 | actual: quantity,
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21 | possible: [_.isNumber],
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22 | });
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23 |
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24 | if (!validOptions) {
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25 | return;
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26 | }
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27 |
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28 | root.walkRules((rule) => {
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29 | if (!isSingleLineString(blockString(rule))) {
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30 | return;
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31 | }
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32 |
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33 | if (!rule.nodes) {
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34 | return;
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35 | }
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36 |
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37 | const decls = rule.nodes.filter((node) => node.type === 'decl');
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38 |
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39 | if (decls.length <= quantity) {
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40 | return;
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41 | }
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42 |
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43 | report({
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44 | message: messages.expected(quantity),
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45 | node: rule,
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46 | index: beforeBlockString(rule, { noRawBefore: true }).length,
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47 | result,
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48 | ruleName,
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49 | });
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50 | });
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51 | };
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52 | }
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53 |
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54 | rule.ruleName = ruleName;
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55 | rule.messages = messages;
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56 | module.exports = rule;
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