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node_modules/stylelint/lib/rules/comment-empty-line-before/index.cjs

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+// NOTICE: This file is generated by Rollup. To modify it,
+// please instead edit the ESM counterpart and rebuild with Rollup (npm run build).
+'use strict';
+
+const validateTypes = require('../../utils/validateTypes.cjs');
+const fixEmptyLinesBefore = require('../../utils/fixEmptyLinesBefore.cjs');
+const hasEmptyLine = require('../../utils/hasEmptyLine.cjs');
+const isAfterComment = require('../../utils/isAfterComment.cjs');
+const configurationComment = require('../../utils/configurationComment.cjs');
+const isFirstNested = require('../../utils/isFirstNested.cjs');
+const isFirstNodeOfRoot = require('../../utils/isFirstNodeOfRoot.cjs');
+const isSharedLineComment = require('../../utils/isSharedLineComment.cjs');
+const isStandardSyntaxComment = require('../../utils/isStandardSyntaxComment.cjs');
+const optionsMatches = require('../../utils/optionsMatches.cjs');
+const report = require('../../utils/report.cjs');
+const ruleMessages = require('../../utils/ruleMessages.cjs');
+const validateOptions = require('../../utils/validateOptions.cjs');
+
+const ruleName = 'comment-empty-line-before';
+
+const messages = ruleMessages(ruleName, {
+	expected: 'Expected empty line before comment',
+	rejected: 'Unexpected empty line before comment',
+});
+
+const meta = {
+	url: 'https://stylelint.io/user-guide/rules/comment-empty-line-before',
+	fixable: true,
+};
+
+/** @type {import('stylelint').CoreRules[ruleName]} */
+const rule = (primary, secondaryOptions, context) => {
+	return (root, result) => {
+		const validOptions = validateOptions(
+			result,
+			ruleName,
+			{
+				actual: primary,
+				possible: ['always', 'never'],
+			},
+			{
+				actual: secondaryOptions,
+				possible: {
+					except: ['first-nested'],
+					ignore: ['stylelint-commands', 'after-comment'],
+					ignoreComments: [validateTypes.isString, validateTypes.isRegExp],
+				},
+				optional: true,
+			},
+		);
+
+		if (!validOptions) {
+			return;
+		}
+
+		root.walkComments((comment) => {
+			// Ignore the first node
+			if (isFirstNodeOfRoot(comment)) {
+				return;
+			}
+
+			// Optionally ignore stylelint commands
+			if (
+				configurationComment.isConfigurationComment(comment.text, context.configurationComment) &&
+				optionsMatches(secondaryOptions, 'ignore', 'stylelint-commands')
+			) {
+				return;
+			}
+
+			// Optionally ignore newlines between comments
+			if (optionsMatches(secondaryOptions, 'ignore', 'after-comment') && isAfterComment(comment)) {
+				return;
+			}
+
+			// Ignore comments matching the ignoreComments option.
+			if (optionsMatches(secondaryOptions, 'ignoreComments', comment.text)) {
+				return;
+			}
+
+			// Ignore shared-line comments
+			if (isSharedLineComment(comment)) {
+				return;
+			}
+
+			// Ignore non-standard comments
+			if (!isStandardSyntaxComment(comment)) {
+				return;
+			}
+
+			const expectEmptyLineBefore = (() => {
+				if (optionsMatches(secondaryOptions, 'except', 'first-nested') && isFirstNested(comment)) {
+					return false;
+				}
+
+				return primary === 'always';
+			})();
+
+			const before = comment.raws.before || '';
+			const hasEmptyLineBefore = hasEmptyLine(before);
+
+			// Return if the expectation is met
+			if (expectEmptyLineBefore === hasEmptyLineBefore) {
+				return;
+			}
+
+			const message = expectEmptyLineBefore ? messages.expected : messages.rejected;
+			const action = expectEmptyLineBefore ? 'add' : 'remove';
+
+			// Fix
+			const fix = () =>
+				fixEmptyLinesBefore({
+					node: comment,
+					newline: context.newline,
+					action,
+				});
+
+			report({
+				message,
+				node: comment,
+				result,
+				ruleName,
+				fix,
+			});
+		});
+	};
+};
+
+rule.ruleName = ruleName;
+rule.messages = messages;
+rule.meta = meta;
+
+module.exports = rule;