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64 lines
1.7 KiB
Text
64 lines
1.7 KiB
Text
'use strict';
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const { unit } = require('postcss-value-parser');
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const keywords = require('./keywords');
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const minifyFamily = require('./minify-family');
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const minifyWeight = require('./minify-weight');
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/**
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* @param {import('postcss-value-parser').Node[]} nodes
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* @param {import('../index').Options} opts
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* @return {import('postcss-value-parser').Node[]}
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*/
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module.exports = function (nodes, opts) {
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let i, max, node, family;
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let familyStart = NaN;
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let hasSize = false;
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for (i = 0, max = nodes.length; i < max; i += 1) {
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node = nodes[i];
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if (node.type === 'word') {
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if (hasSize) {
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continue;
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}
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const value = node.value.toLowerCase();
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if (
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value === 'normal' ||
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value === 'inherit' ||
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value === 'initial' ||
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value === 'unset'
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) {
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familyStart = i;
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} else if (keywords.style.has(value) || unit(value)) {
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familyStart = i;
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} else if (keywords.variant.has(value)) {
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familyStart = i;
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} else if (keywords.weight.has(value)) {
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node.value = minifyWeight(value);
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familyStart = i;
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} else if (keywords.stretch.has(value)) {
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familyStart = i;
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} else if (keywords.size.has(value) || unit(value)) {
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familyStart = i;
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hasSize = true;
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}
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} else if (
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node.type === 'function' &&
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nodes[i + 1] &&
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nodes[i + 1].type === 'space'
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) {
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familyStart = i;
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} else if (node.type === 'div' && node.value === '/') {
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familyStart = i + 1;
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break;
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}
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}
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familyStart += 2;
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family = minifyFamily(nodes.slice(familyStart), opts);
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return nodes.slice(0, familyStart).concat(family);
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};
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