forked from stylelint/stylelint
/
index.js
132 lines (107 loc) · 2.94 KB
/
index.js
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'use strict';
const isKeyframeRule = require('../../utils/isKeyframeRule');
const isStandardSyntaxRule = require('../../utils/isStandardSyntaxRule');
const isStandardSyntaxSelector = require('../../utils/isStandardSyntaxSelector');
const optionsMatches = require('../../utils/optionsMatches');
const parseSelector = require('../../utils/parseSelector');
const report = require('../../utils/report');
const resolvedNestedSelector = require('postcss-resolve-nested-selector');
const ruleMessages = require('../../utils/ruleMessages');
const validateOptions = require('../../utils/validateOptions');
const ruleName = 'selector-no-qualifying-type';
const messages = ruleMessages(ruleName, {
rejected: 'Unexpected qualifying type selector',
});
const selectorCharacters = ['#', '.', '['];
function isSelectorCharacters(value) {
return selectorCharacters.some((char) => value.includes(char));
}
function getRightNodes(node) {
const result = [];
let rightNode = node;
while ((rightNode = rightNode.next())) {
if (rightNode.type === 'combinator') {
break;
}
if (rightNode.type !== 'id' && rightNode.type !== 'class' && rightNode.type !== 'attribute') {
continue;
}
result.push(rightNode);
}
return result;
}
const rule = function(enabled, options) {
return (root, result) => {
const validOptions = validateOptions(
result,
ruleName,
{
actual: enabled,
possible: [true, false],
},
{
actual: options,
possible: {
ignore: ['attribute', 'class', 'id'],
},
optional: true,
},
);
if (!validOptions) {
return;
}
root.walkRules((rule) => {
if (!isStandardSyntaxRule(rule)) {
return;
}
if (isKeyframeRule(rule)) {
return;
}
if (!isSelectorCharacters(rule.selector)) {
return;
}
function checkSelector(selectorAST) {
selectorAST.walkTags((selector) => {
const selectorParent = selector.parent;
if (selectorParent.nodes.length === 1) {
return;
}
const selectorNodes = getRightNodes(selector);
const index = selector.sourceIndex;
selectorNodes.forEach((selectorNode) => {
if (selectorNode.type === 'id' && !optionsMatches(options, 'ignore', 'id')) {
complain(index);
}
if (selectorNode.type === 'class' && !optionsMatches(options, 'ignore', 'class')) {
complain(index);
}
if (
selectorNode.type === 'attribute' &&
!optionsMatches(options, 'ignore', 'attribute')
) {
complain(index);
}
});
});
}
resolvedNestedSelector(rule.selector, rule).forEach((resolvedSelector) => {
if (!isStandardSyntaxSelector(resolvedSelector)) {
return;
}
parseSelector(resolvedSelector, result, rule, checkSelector);
});
function complain(index) {
report({
ruleName,
result,
node: rule,
message: messages.rejected,
index,
});
}
});
};
};
rule.ruleName = ruleName;
rule.messages = messages;
module.exports = rule;