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node_modules/stylelint/lib/rules/declaration-block-single-line-max-declarations/index.mjs

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+import blockString from '../../utils/blockString.mjs';
+import { isNumber } from '../../utils/validateTypes.mjs';
+import isSingleLineString from '../../utils/isSingleLineString.mjs';
+import report from '../../utils/report.mjs';
+import ruleMessages from '../../utils/ruleMessages.mjs';
+import validateOptions from '../../utils/validateOptions.mjs';
+
+const ruleName = 'declaration-block-single-line-max-declarations';
+
+const messages = ruleMessages(ruleName, {
+	expected: (max) => `Expected no more than ${max} ${max === 1 ? 'declaration' : 'declarations'}`,
+});
+
+const meta = {
+	url: 'https://stylelint.io/user-guide/rules/declaration-block-single-line-max-declarations',
+};
+
+/** @type {import('stylelint').CoreRules[ruleName]} */
+const rule = (primary) => {
+	return (root, result) => {
+		const validOptions = validateOptions(result, ruleName, {
+			actual: primary,
+			possible: [isNumber],
+		});
+
+		if (!validOptions) {
+			return;
+		}
+
+		root.walkRules((ruleNode) => {
+			const block = blockString(ruleNode);
+
+			if (!isSingleLineString(block)) {
+				return;
+			}
+
+			if (!ruleNode.nodes) {
+				return;
+			}
+
+			const decls = ruleNode.nodes.filter((node) => node.type === 'decl');
+
+			if (decls.length <= primary) {
+				return;
+			}
+
+			report({
+				message: messages.expected,
+				messageArgs: [primary],
+				node: ruleNode,
+				word: block,
+				result,
+				ruleName,
+			});
+		});
+	};
+};
+
+rule.ruleName = ruleName;
+rule.messages = messages;
+rule.meta = meta;
+export default rule;