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

91 lines
2.1 KiB
JavaScript

// @ts-nocheck
'use strict';
const declarationValueIndex = require('../../utils/declarationValueIndex');
const findFontFamily = require('../../utils/findFontFamily');
const isVariable = require('../../utils/isVariable');
const keywordSets = require('../../reference/keywordSets');
const optionsMatches = require('../../utils/optionsMatches');
const postcss = require('postcss');
const report = require('../../utils/report');
const ruleMessages = require('../../utils/ruleMessages');
const validateOptions = require('../../utils/validateOptions');
const _ = require('lodash');
const ruleName = 'font-family-no-missing-generic-family-keyword';
const messages = ruleMessages(ruleName, {
rejected: 'Unexpected missing generic font family',
});
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: {
ignoreFontFamilies: [_.isString, _.isRegExp],
},
optional: true,
},
);
if (!validOptions) {
return;
}
root.walkDecls(/^font(-family)?$/i, (decl) => {
// Ignore @font-face
if (
decl.parent &&
decl.parent.type === 'atrule' &&
decl.parent.name.toLowerCase() === 'font-face'
) {
return;
}
if (decl.prop === 'font' && keywordSets.systemFontValues.has(decl.value.toLowerCase())) {
return;
}
const fontFamilies = findFontFamily(decl.value);
if (fontFamilies.length === 0) {
return;
}
if (fontFamilies.some(isFamilyNameKeyword)) {
return;
}
if (postcss.list.space(decl.value).some(isVariable)) {
return;
}
if (fontFamilies.some((node) => optionsMatches(options, 'ignoreFontFamilies', node.value))) {
return;
}
report({
result,
ruleName,
message: messages.rejected,
node: decl,
index: declarationValueIndex(decl) + fontFamilies[fontFamilies.length - 1].sourceIndex,
});
});
};
}
rule.ruleName = ruleName;
rule.messages = messages;
module.exports = rule;