| "use strict"; |
| |
| const atRuleParamIndex = require("../../utils/atRuleParamIndex"); |
| const mediaQueryListCommaWhitespaceChecker = require("../mediaQueryListCommaWhitespaceChecker"); |
| const ruleMessages = require("../../utils/ruleMessages"); |
| const validateOptions = require("../../utils/validateOptions"); |
| const whitespaceChecker = require("../../utils/whitespaceChecker"); |
| |
| const ruleName = "media-query-list-comma-newline-after"; |
| |
| const messages = ruleMessages(ruleName, { |
| expectedAfter: () => 'Expected newline after ","', |
| expectedAfterMultiLine: () => |
| 'Expected newline after "," in a multi-line list', |
| rejectedAfterMultiLine: () => |
| 'Unexpected whitespace after "," in a multi-line list' |
| }); |
| |
| const rule = function(expectation, options, context) { |
| const checker = whitespaceChecker("newline", expectation, messages); |
| |
| return (root, result) => { |
| const validOptions = validateOptions(result, ruleName, { |
| actual: expectation, |
| possible: ["always", "always-multi-line", "never-multi-line"] |
| }); |
| |
| if (!validOptions) { |
| return; |
| } |
| |
| // Only check for the newline after the comma, while allowing |
| // arbitrary indentation after the newline |
| let fixData; |
| |
| mediaQueryListCommaWhitespaceChecker({ |
| root, |
| result, |
| locationChecker: checker.afterOneOnly, |
| checkedRuleName: ruleName, |
| allowTrailingComments: expectation.indexOf("always") === 0, |
| fix: context.fix |
| ? (atRule, index) => { |
| const paramCommaIndex = index - atRuleParamIndex(atRule); |
| |
| fixData = fixData || new Map(); |
| const commaIndices = fixData.get(atRule) || []; |
| |
| commaIndices.push(paramCommaIndex); |
| fixData.set(atRule, commaIndices); |
| |
| return true; |
| } |
| : null |
| }); |
| |
| if (fixData) { |
| fixData.forEach((commaIndices, atRule) => { |
| let params = atRule.raws.params |
| ? atRule.raws.params.raw |
| : atRule.params; |
| |
| commaIndices |
| .sort((a, b) => b - a) |
| .forEach(index => { |
| const beforeComma = params.slice(0, index + 1); |
| const afterComma = params.slice(index + 1); |
| |
| if (expectation.indexOf("always") === 0) { |
| if (/^\s*\r?\n/.test(afterComma)) { |
| params = beforeComma + afterComma.replace(/^[^\S\r\n]*/, ""); |
| } else { |
| params = beforeComma + context.newline + afterComma; |
| } |
| } else if (expectation.indexOf("never") === 0) { |
| params = beforeComma + afterComma.replace(/^\s*/, ""); |
| } |
| }); |
| |
| if (atRule.raws.params) { |
| atRule.raws.params.raw = params; |
| } else { |
| atRule.params = params; |
| } |
| }); |
| } |
| }; |
| }; |
| |
| rule.ruleName = ruleName; |
| rule.messages = messages; |
| module.exports = rule; |