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index.js
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index.js
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'use strict';
const isStandardSyntaxRule = require('../../utils/isStandardSyntaxRule');
const report = require('../../utils/report');
const ruleMessages = require('../../utils/ruleMessages');
const validateOptions = require('../../utils/validateOptions');
const { isBoolean, isRegExp, isString } = require('../../utils/validateTypes');
const ruleName = 'selector-nested-pattern';
const messages = ruleMessages(ruleName, {
expected: (selector, pattern) => `Expected "${selector}" to match pattern "${pattern}"`,
});
const meta = {
url: 'https://stylelint.io/user-guide/rules/selector-nested-pattern',
};
/** @type {import('stylelint').Rule} */
const rule = (primary, secondaryOptions) => {
return (root, result) => {
const validOptions = validateOptions(
result,
ruleName,
{
actual: primary,
possible: [isRegExp, isString],
},
{
actual: secondaryOptions,
possible: {
splitList: [isBoolean],
},
optional: true,
},
);
if (!validOptions) {
return;
}
const normalizedPattern = isString(primary) ? new RegExp(primary) : primary;
const splitList = secondaryOptions && secondaryOptions.splitList;
root.walkRules((ruleNode) => {
if (ruleNode.parent && ruleNode.parent.type !== 'rule') {
return;
}
if (!isStandardSyntaxRule(ruleNode)) {
return;
}
const selectors = splitList ? ruleNode.selectors : [ruleNode.selector];
for (const selector of selectors) {
if (normalizedPattern.test(selector)) {
continue;
}
report({
result,
ruleName,
message: messages.expected,
messageArgs: [selector, primary],
node: ruleNode,
word: selector,
});
}
});
};
};
rule.ruleName = ruleName;
rule.messages = messages;
rule.meta = meta;
module.exports = rule;