105 lines
3.1 KiB
JavaScript
105 lines
3.1 KiB
JavaScript
'use strict';
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const declarationValueIndex = require('../../utils/declarationValueIndex');
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const getDeclarationValue = require('../../utils/getDeclarationValue');
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const ruleMessages = require('../../utils/ruleMessages');
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const setDeclarationValue = require('../../utils/setDeclarationValue');
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const validateOptions = require('../../utils/validateOptions');
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const valueListCommaWhitespaceChecker = require('../valueListCommaWhitespaceChecker');
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const whitespaceChecker = require('../../utils/whitespaceChecker');
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const ruleName = 'value-list-comma-newline-after';
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const messages = ruleMessages(ruleName, {
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expectedAfter: () => 'Expected newline after ","',
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expectedAfterMultiLine: () => 'Expected newline after "," in a multi-line list',
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rejectedAfterMultiLine: () => 'Unexpected whitespace after "," in a multi-line list',
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});
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const meta = {
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url: 'https://stylelint.io/user-guide/rules/value-list-comma-newline-after',
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fixable: true,
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deprecated: true,
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};
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/** @type {import('stylelint').Rule} */
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const rule = (primary, _secondaryOptions, context) => {
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const checker = whitespaceChecker('newline', primary, messages);
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return (root, result) => {
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const validOptions = validateOptions(result, ruleName, {
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actual: primary,
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possible: ['always', 'always-multi-line', 'never-multi-line'],
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});
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if (!validOptions) {
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return;
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}
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/** @type {Map<import('postcss').Declaration, number[]> | undefined} */
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let fixData;
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valueListCommaWhitespaceChecker({
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root,
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result,
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locationChecker: checker.afterOneOnly,
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checkedRuleName: ruleName,
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fix: context.fix
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? (declNode, index) => {
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const valueIndex = declarationValueIndex(declNode);
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if (index <= valueIndex) {
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return false;
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}
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fixData = fixData || new Map();
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const commaIndices = fixData.get(declNode) || [];
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commaIndices.push(index);
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fixData.set(declNode, commaIndices);
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return true;
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}
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: null,
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determineIndex: (declString, match) => {
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const nextChars = declString.substring(match.endIndex, declString.length);
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// If there's a // comment, that means there has to be a newline
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// ending the comment so we're fine
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if (/^[ \t]*\/\//.test(nextChars)) {
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return false;
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}
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// If there are spaces and then a comment begins, look for the newline
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return /^[ \t]*\/\*/.test(nextChars)
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? declString.indexOf('*/', match.endIndex) + 1
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: match.startIndex;
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},
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});
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if (fixData) {
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for (const [decl, commaIndices] of fixData.entries()) {
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for (const index of commaIndices.sort((a, b) => a - b).reverse()) {
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const value = getDeclarationValue(decl);
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const valueIndex = index - declarationValueIndex(decl);
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const beforeValue = value.slice(0, valueIndex + 1);
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let afterValue = value.slice(valueIndex + 1);
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if (primary.startsWith('always')) {
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afterValue = context.newline + afterValue;
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} else if (primary.startsWith('never-multi-line')) {
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afterValue = afterValue.replace(/^\s*/, '');
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}
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setDeclarationValue(decl, beforeValue + afterValue);
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}
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}
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}
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};
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};
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rule.ruleName = ruleName;
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rule.messages = messages;
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rule.meta = meta;
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module.exports = rule;
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