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node_modules/stylelint/lib/rules/function-name-case/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 valueParser = require('postcss-value-parser');
+const validateTypes = require('../../utils/validateTypes.cjs');
+const functions = require('../../reference/functions.cjs');
+const nodeFieldIndices = require('../../utils/nodeFieldIndices.cjs');
+const getDeclarationValue = require('../../utils/getDeclarationValue.cjs');
+const isStandardSyntaxFunction = require('../../utils/isStandardSyntaxFunction.cjs');
+const isStandardSyntaxValue = require('../../utils/isStandardSyntaxValue.cjs');
+const optionsMatches = require('../../utils/optionsMatches.cjs');
+const report = require('../../utils/report.cjs');
+const ruleMessages = require('../../utils/ruleMessages.cjs');
+const setDeclarationValue = require('../../utils/setDeclarationValue.cjs');
+const validateOptions = require('../../utils/validateOptions.cjs');
+
+const ruleName = 'function-name-case';
+
+const messages = ruleMessages(ruleName, {
+	expected: (actual, expected) => `Expected "${actual}" to be "${expected}"`,
+});
+
+const meta = {
+	url: 'https://stylelint.io/user-guide/rules/function-name-case',
+	fixable: true,
+};
+
+const mapLowercaseFunctionNamesToCamelCase = new Map();
+
+for (const func of functions.camelCaseFunctions) {
+	mapLowercaseFunctionNamesToCamelCase.set(func.toLowerCase(), func);
+}
+
+/** @type {import('stylelint').CoreRules[ruleName]} */
+const rule = (primary, secondaryOptions) => {
+	return (root, result) => {
+		const validOptions = validateOptions(
+			result,
+			ruleName,
+			{
+				actual: primary,
+				possible: ['lower', 'upper'],
+			},
+			{
+				actual: secondaryOptions,
+				possible: {
+					ignoreFunctions: [validateTypes.isString, validateTypes.isRegExp],
+				},
+				optional: true,
+			},
+		);
+
+		if (!validOptions) {
+			return;
+		}
+
+		root.walkDecls((decl) => {
+			if (!decl.value.includes('(')) return;
+
+			if (!isStandardSyntaxValue(decl.value)) return;
+
+			const parsed = valueParser(getDeclarationValue(decl));
+
+			parsed.walk((node) => {
+				if (node.type !== 'function' || !isStandardSyntaxFunction(node)) {
+					return;
+				}
+
+				const functionName = node.value;
+				const functionNameLowerCase = functionName.toLowerCase();
+
+				if (optionsMatches(secondaryOptions, 'ignoreFunctions', functionName)) {
+					return;
+				}
+
+				/** @type {string} */
+				let expectedFunctionName;
+
+				if (
+					primary === 'lower' &&
+					mapLowercaseFunctionNamesToCamelCase.has(functionNameLowerCase)
+				) {
+					expectedFunctionName = mapLowercaseFunctionNamesToCamelCase.get(functionNameLowerCase);
+				} else if (primary === 'lower') {
+					expectedFunctionName = functionNameLowerCase;
+				} else {
+					expectedFunctionName = functionName.toUpperCase();
+				}
+
+				if (functionName === expectedFunctionName) {
+					return;
+				}
+
+				const index = nodeFieldIndices.declarationValueIndex(decl) + node.sourceIndex;
+				const endIndex = index + functionName.length;
+
+				report({
+					message: messages.expected,
+					messageArgs: [functionName, expectedFunctionName],
+					node: decl,
+					index,
+					endIndex,
+					result,
+					ruleName,
+					fix: () => {
+						node.value = expectedFunctionName;
+						setDeclarationValue(decl, parsed.toString());
+					},
+				});
+			});
+		});
+	};
+};
+
+rule.ruleName = ruleName;
+rule.messages = messages;
+rule.meta = meta;
+
+module.exports = rule;

node_modules/stylelint/lib/rules/function-name-case/index.mjs

@@ -0,0 +1,116 @@
+import valueParser from 'postcss-value-parser';
+
+import { isRegExp, isString } from '../../utils/validateTypes.mjs';
+import { camelCaseFunctions } from '../../reference/functions.mjs';
+import { declarationValueIndex } from '../../utils/nodeFieldIndices.mjs';
+import getDeclarationValue from '../../utils/getDeclarationValue.mjs';
+import isStandardSyntaxFunction from '../../utils/isStandardSyntaxFunction.mjs';
+import isStandardSyntaxValue from '../../utils/isStandardSyntaxValue.mjs';
+import optionsMatches from '../../utils/optionsMatches.mjs';
+import report from '../../utils/report.mjs';
+import ruleMessages from '../../utils/ruleMessages.mjs';
+import setDeclarationValue from '../../utils/setDeclarationValue.mjs';
+import validateOptions from '../../utils/validateOptions.mjs';
+
+const ruleName = 'function-name-case';
+
+const messages = ruleMessages(ruleName, {
+	expected: (actual, expected) => `Expected "${actual}" to be "${expected}"`,
+});
+
+const meta = {
+	url: 'https://stylelint.io/user-guide/rules/function-name-case',
+	fixable: true,
+};
+
+const mapLowercaseFunctionNamesToCamelCase = new Map();
+
+for (const func of camelCaseFunctions) {
+	mapLowercaseFunctionNamesToCamelCase.set(func.toLowerCase(), func);
+}
+
+/** @type {import('stylelint').CoreRules[ruleName]} */
+const rule = (primary, secondaryOptions) => {
+	return (root, result) => {
+		const validOptions = validateOptions(
+			result,
+			ruleName,
+			{
+				actual: primary,
+				possible: ['lower', 'upper'],
+			},
+			{
+				actual: secondaryOptions,
+				possible: {
+					ignoreFunctions: [isString, isRegExp],
+				},
+				optional: true,
+			},
+		);
+
+		if (!validOptions) {
+			return;
+		}
+
+		root.walkDecls((decl) => {
+			if (!decl.value.includes('(')) return;
+
+			if (!isStandardSyntaxValue(decl.value)) return;
+
+			const parsed = valueParser(getDeclarationValue(decl));
+
+			parsed.walk((node) => {
+				if (node.type !== 'function' || !isStandardSyntaxFunction(node)) {
+					return;
+				}
+
+				const functionName = node.value;
+				const functionNameLowerCase = functionName.toLowerCase();
+
+				if (optionsMatches(secondaryOptions, 'ignoreFunctions', functionName)) {
+					return;
+				}
+
+				/** @type {string} */
+				let expectedFunctionName;
+
+				if (
+					primary === 'lower' &&
+					mapLowercaseFunctionNamesToCamelCase.has(functionNameLowerCase)
+				) {
+					expectedFunctionName = mapLowercaseFunctionNamesToCamelCase.get(functionNameLowerCase);
+				} else if (primary === 'lower') {
+					expectedFunctionName = functionNameLowerCase;
+				} else {
+					expectedFunctionName = functionName.toUpperCase();
+				}
+
+				if (functionName === expectedFunctionName) {
+					return;
+				}
+
+				const index = declarationValueIndex(decl) + node.sourceIndex;
+				const endIndex = index + functionName.length;
+
+				report({
+					message: messages.expected,
+					messageArgs: [functionName, expectedFunctionName],
+					node: decl,
+					index,
+					endIndex,
+					result,
+					ruleName,
+					fix: () => {
+						node.value = expectedFunctionName;
+						setDeclarationValue(decl, parsed.toString());
+					},
+				});
+			});
+		});
+	};
+};
+
+rule.ruleName = ruleName;
+rule.messages = messages;
+rule.meta = meta;
+export default rule;