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218
node_modules/stylelint/lib/rules/declaration-property-value-no-unknown/index.cjs
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218
node_modules/stylelint/lib/rules/declaration-property-value-no-unknown/index.cjs
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// NOTICE: This file is generated by Rollup. To modify it,
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// please instead edit the ESM counterpart and rebuild with Rollup (npm run build).
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'use strict';
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const cssTree = require('css-tree');
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const typeGuards = require('../../utils/typeGuards.cjs');
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const validateTypes = require('../../utils/validateTypes.cjs');
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const nodeFieldIndices = require('../../utils/nodeFieldIndices.cjs');
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const getDeclarationValue = require('../../utils/getDeclarationValue.cjs');
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const isCustomProperty = require('../../utils/isCustomProperty.cjs');
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const isStandardSyntaxDeclaration = require('../../utils/isStandardSyntaxDeclaration.cjs');
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const isStandardSyntaxProperty = require('../../utils/isStandardSyntaxProperty.cjs');
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const isStandardSyntaxValue = require('../../utils/isStandardSyntaxValue.cjs');
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const matchesStringOrRegExp = require('../../utils/matchesStringOrRegExp.cjs');
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const atKeywords = require('../../reference/atKeywords.cjs');
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const report = require('../../utils/report.cjs');
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const ruleMessages = require('../../utils/ruleMessages.cjs');
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const validateObjectWithArrayProps = require('../../utils/validateObjectWithArrayProps.cjs');
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const validateObjectWithProps = require('../../utils/validateObjectWithProps.cjs');
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const validateOptions = require('../../utils/validateOptions.cjs');
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const ruleName = 'declaration-property-value-no-unknown';
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const messages = ruleMessages(ruleName, {
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rejected: (property, value) => `Unexpected unknown value "${value}" for property "${property}"`,
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rejectedParseError: (property, value) =>
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`Cannot parse property value "${value}" for property "${property}"`,
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});
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const meta = {
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url: 'https://stylelint.io/user-guide/rules/declaration-property-value-no-unknown',
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};
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const SYNTAX_DESCRIPTOR = /^syntax$/i;
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/** @typedef {import('stylelint').CoreRules[ruleName]} Rule */
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/** @typedef {Parameters<Rule>[1]} SecondaryOptions */
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/** @type {Rule} */
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const rule = (primary, secondaryOptions) => {
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return (root, result) => {
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const validOptions = validateOptions(
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result,
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ruleName,
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{ actual: primary },
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{
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actual: secondaryOptions,
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possible: {
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ignoreProperties: [validateObjectWithArrayProps(validateTypes.isString, validateTypes.isRegExp)],
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propertiesSyntax: [validateObjectWithProps(validateTypes.isString)],
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typesSyntax: [validateObjectWithProps(validateTypes.isString)],
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},
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optional: true,
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},
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);
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if (!validOptions) {
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return;
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}
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const ignoreProperties = Array.from(Object.entries(secondaryOptions?.ignoreProperties ?? {}));
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/** @type {(name: string, propValue: string) => boolean} */
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const isPropIgnored = (name, value) => {
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const [, valuePattern] =
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ignoreProperties.find(([namePattern]) => matchesStringOrRegExp(name, namePattern)) || [];
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return Boolean(valuePattern && matchesStringOrRegExp(value, valuePattern));
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};
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/** @type {SecondaryOptions['propertiesSyntax']} */
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const propertiesSyntax = {
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'text-box-edge':
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'auto | [ text | cap | ex | ideographic | ideographic-ink ] [ text | alphabetic | ideographic | ideographic-ink ]?',
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'text-box-trim': 'none | trim-start | trim-end | trim-both',
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'view-timeline':
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"[ <'view-timeline-name'> [ <'view-timeline-axis'> || <'view-timeline-inset'> ]? ]#",
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...secondaryOptions?.propertiesSyntax,
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};
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/**
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* @todo add support for oklab(), oklch(), color(), color-mix(), light-dark(), etc.
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* @see https://drafts.csswg.org/css-color-5/
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*/
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const typesSyntax = { ...secondaryOptions?.typesSyntax };
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/** @type {Map<string, string>} */
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const typedCustomPropertyNames = new Map();
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root.walkAtRules(/^property$/i, (atRule) => {
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const propName = atRule.params.trim();
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if (!propName || !atRule.nodes || !isCustomProperty(propName)) return;
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for (const node of atRule.nodes) {
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if (typeGuards.isDeclaration(node) && SYNTAX_DESCRIPTOR.test(node.prop)) {
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const value = node.value.trim();
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const unquoted = cssTree.string.decode(value);
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// Only string values are valid.
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// We can not check the syntax of this property.
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if (unquoted === value) continue;
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// Any value is allowed in this custom property.
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// We don't need to check this property.
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if (unquoted === '*') continue;
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// https://github.com/csstree/csstree/pull/256
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// We can circumvent this issue by prefixing the property name,
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// making it a vendor-prefixed property instead of a custom property.
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// No one should be using `-stylelint--` as a property prefix.
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//
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// When this is resolved `typedCustomPropertyNames` can become a `Set<string>`
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// and the prefix can be removed.
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const prefixedPropName = `-stylelint${propName}`;
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typedCustomPropertyNames.set(propName, prefixedPropName);
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propertiesSyntax[prefixedPropName] = unquoted;
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}
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}
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});
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const forkedLexer = cssTree.fork({
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properties: propertiesSyntax,
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types: typesSyntax,
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}).lexer;
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root.walkDecls((decl) => {
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const { prop, parent } = decl;
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const value = getDeclarationValue(decl);
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// csstree/csstree#243
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// NOTE: CSSTree's `fork()` doesn't support `-moz-initial`, but it may be possible in the future.
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if (/^-moz-initial$/i.test(value)) return;
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if (!isStandardSyntaxDeclaration(decl)) return;
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if (!isStandardSyntaxProperty(prop)) return;
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if (!isStandardSyntaxValue(value)) return;
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if (isCustomProperty(prop) && !typedCustomPropertyNames.has(prop)) return;
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if (isPropIgnored(prop, value)) return;
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/** @type {import('css-tree').CssNode} */
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let cssTreeValueNode;
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try {
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cssTreeValueNode = cssTree.parse(value, { context: 'value', positions: true });
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if (containsUnsupportedFunction(cssTreeValueNode)) return;
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} catch {
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const index = nodeFieldIndices.declarationValueIndex(decl);
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const endIndex = index + value.length;
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report({
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message: messages.rejectedParseError(prop, value),
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node: decl,
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index,
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endIndex,
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result,
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ruleName,
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});
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return;
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}
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const { error } =
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parent && typeGuards.isAtRule(parent) && !atKeywords.nestingSupportedAtKeywords.has(parent.name.toLowerCase())
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? forkedLexer.matchAtruleDescriptor(parent.name, prop, cssTreeValueNode)
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: forkedLexer.matchProperty(typedCustomPropertyNames.get(prop) ?? prop, cssTreeValueNode);
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if (!error) return;
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if (!('mismatchLength' in error)) return;
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const { name, rawMessage, loc } = error;
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if (name !== 'SyntaxMatchError') return;
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if (rawMessage !== 'Mismatch') return;
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const valueIndex = nodeFieldIndices.declarationValueIndex(decl);
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const mismatchValue = value.slice(loc.start.offset, loc.end.offset);
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report({
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message: messages.rejected(prop, mismatchValue),
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node: decl,
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index: valueIndex + loc.start.offset,
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endIndex: valueIndex + loc.end.offset,
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result,
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ruleName,
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});
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});
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};
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};
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/**
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* @see csstree/csstree#164 min, max, clamp
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* @see csstree/csstree#245 env
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* @param {import('css-tree').CssNode} cssTreeNode
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* @returns {boolean}
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*/
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function containsUnsupportedFunction(cssTreeNode) {
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return Boolean(
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cssTree.find(
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cssTreeNode,
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(node) => node.type === 'Function' && ['clamp', 'min', 'max', 'env'].includes(node.name),
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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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