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2020-11-01 22:46:04 +00:00

104 lines
2.2 KiB
JavaScript

// @ts-nocheck
'use strict';
const _ = require('lodash');
const declarationValueIndex = require('../../utils/declarationValueIndex');
const findFontFamily = require('../../utils/findFontFamily');
const keywordSets = require('../../reference/keywordSets');
const optionsMatches = require('../../utils/optionsMatches');
const report = require('../../utils/report');
const ruleMessages = require('../../utils/ruleMessages');
const validateOptions = require('../../utils/validateOptions');
const ruleName = 'font-family-no-duplicate-names';
const messages = ruleMessages(ruleName, {
rejected: (name) => `Unexpected duplicate name ${name}`,
});
const isFamilyNameKeyword = (node) =>
!node.quote && keywordSets.fontFamilyKeywords.has(node.value.toLowerCase());
function rule(actual, options) {
return (root, result) => {
const validOptions = validateOptions(
result,
ruleName,
{ actual },
{
actual: options,
possible: {
ignoreFontFamilyNames: [_.isString, _.isRegExp],
},
optional: true,
},
);
if (!validOptions) {
return;
}
root.walkDecls(/^font(-family)?$/i, (decl) => {
const keywords = new Set();
const familyNames = new Set();
const fontFamilies = findFontFamily(decl.value);
if (fontFamilies.length === 0) {
return;
}
fontFamilies.forEach((fontFamilyNode) => {
const family = fontFamilyNode.value.trim();
if (optionsMatches(options, 'ignoreFontFamilyNames', fontFamilyNode.value.trim())) {
return;
}
if (isFamilyNameKeyword(fontFamilyNode)) {
if (keywords.has(family.toLowerCase())) {
complain(
messages.rejected(family),
declarationValueIndex(decl) + fontFamilyNode.sourceIndex,
decl,
);
return;
}
keywords.add(family);
return;
}
if (familyNames.has(family)) {
complain(
messages.rejected(family),
declarationValueIndex(decl) + fontFamilyNode.sourceIndex,
decl,
);
return;
}
familyNames.add(family);
});
});
function complain(message, index, decl) {
report({
result,
ruleName,
message,
node: decl,
index,
});
}
};
}
rule.ruleName = ruleName;
rule.messages = messages;
module.exports = rule;