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node_modules/stylelint/lib/rules/block-no-empty/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 beforeBlockString = require('../../utils/beforeBlockString.cjs');
+const hasBlock = require('../../utils/hasBlock.cjs');
+const typeGuards = require('../../utils/typeGuards.cjs');
+const configurationComment = require('../../utils/configurationComment.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 = 'block-no-empty';
+
+const messages = ruleMessages(ruleName, {
+	rejected: 'Unexpected empty block',
+});
+
+const meta = {
+	url: 'https://stylelint.io/user-guide/rules/block-no-empty',
+};
+
+/** @type {import('stylelint').CoreRules[ruleName]} */
+const rule = (primary, secondaryOptions, context) => {
+	return (root, result) => {
+		const validOptions = validateOptions(
+			result,
+			ruleName,
+			{
+				actual: primary,
+				possible: [true],
+			},
+			{
+				actual: secondaryOptions,
+				possible: {
+					ignore: ['comments'],
+				},
+				optional: true,
+			},
+		);
+
+		if (!validOptions) {
+			return;
+		}
+
+		const ignoreComments = optionsMatches(secondaryOptions, 'ignore', 'comments');
+
+		// Check both kinds of statements: rules and at-rules
+		root.walkRules(check);
+		root.walkAtRules(check);
+
+		/** @typedef {import('postcss').Rule | import('postcss').AtRule} Statement */
+
+		/**
+		 * @param {Statement} statement
+		 */
+		function check(statement) {
+			if (!hasBlock(statement)) {
+				return;
+			}
+
+			if (hasNotableChild(statement)) {
+				return;
+			}
+
+			if (hasNonWhitespace(statement)) {
+				return;
+			}
+
+			let index = beforeBlockString(statement, { noRawBefore: true }).length;
+
+			// For empty blocks when using SugarSS parser
+			if (statement.raws.between === undefined) {
+				index--;
+			}
+
+			report({
+				message: messages.rejected,
+				node: statement,
+				start: statement.positionBy({ index }),
+				result,
+				ruleName,
+			});
+		}
+
+		/**
+		 * @param {Statement} statement
+		 * @returns {boolean}
+		 */
+		function hasNotableChild(statement) {
+			return (statement.nodes ?? []).some((child) => {
+				if (typeGuards.isComment(child)) {
+					if (ignoreComments) return false;
+
+					if (configurationComment.isConfigurationComment(child.text, context.configurationComment)) return false;
+				}
+
+				return true;
+			});
+		}
+
+		/**
+		 * @param {Statement} statement
+		 * @returns {boolean}
+		 */
+		function hasNonWhitespace(statement) {
+			const { after } = statement.raws;
+
+			return typeof after === 'string' && /\S/.test(after);
+		}
+	};
+};
+
+rule.ruleName = ruleName;
+rule.messages = messages;
+rule.meta = meta;
+
+module.exports = rule;