securityos/node_modules/stylelint/lib/rules/font-family-no-missing-gene.../index.js

121 lines
3.0 KiB
JavaScript

'use strict';
const declarationValueIndex = require('../../utils/declarationValueIndex');
const findFontFamily = require('../../utils/findFontFamily');
const isStandardSyntaxValue = require('../../utils/isStandardSyntaxValue');
const isVariable = require('../../utils/isVariable');
const { systemFontKeywords, fontFamilyKeywords } = require('../../reference/keywords');
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 { isAtRule } = require('../../utils/typeGuards');
const { isRegExp, isString, assert } = require('../../utils/validateTypes');
const ruleName = 'font-family-no-missing-generic-family-keyword';
const messages = ruleMessages(ruleName, {
rejected: 'Unexpected missing generic font family',
});
const meta = {
url: 'https://stylelint.io/user-guide/rules/font-family-no-missing-generic-family-keyword',
};
/**
* @param {import('postcss-value-parser').Node} node
* @returns {boolean}
*/
const isFamilyNameKeyword = (node) =>
!('quote' in node) && fontFamilyKeywords.has(node.value.toLowerCase());
/**
* @param {string} value
* @returns {boolean}
*/
const isLastFontFamilyVariable = (value) => {
const lastValue = postcss.list.comma(value).pop();
return lastValue != null && (isVariable(lastValue) || !isStandardSyntaxValue(lastValue));
};
/** @type {import('stylelint').Rule} */
const rule = (primary, secondaryOptions) => {
return (root, result) => {
const validOptions = validateOptions(
result,
ruleName,
{ actual: primary },
{
actual: secondaryOptions,
possible: {
ignoreFontFamilies: [isString, isRegExp],
},
optional: true,
},
);
if (!validOptions) {
return;
}
root.walkDecls(/^font(-family)?$/i, (decl) => {
// Ignore @font-face
const parent = decl.parent;
if (parent && isAtRule(parent) && parent.name.toLowerCase() === 'font-face') {
return;
}
if (decl.prop === 'font' && systemFontKeywords.has(decl.value.toLowerCase())) {
return;
}
if (isLastFontFamilyVariable(decl.value)) {
return;
}
const fontFamilies = findFontFamily(decl.value);
if (fontFamilies.length === 0) {
return;
}
if (fontFamilies.some((node) => isFamilyNameKeyword(node))) {
return;
}
if (
fontFamilies.some((node) =>
optionsMatches(secondaryOptions, 'ignoreFontFamilies', node.value),
)
) {
return;
}
const lastFontFamily = fontFamilies[fontFamilies.length - 1];
assert(lastFontFamily);
const valueIndex = declarationValueIndex(decl);
const index = valueIndex + lastFontFamily.sourceIndex;
const endIndex = valueIndex + lastFontFamily.sourceEndIndex;
report({
result,
ruleName,
message: messages.rejected,
node: decl,
index,
endIndex,
});
});
};
};
rule.ruleName = ruleName;
rule.messages = messages;
rule.meta = meta;
module.exports = rule;