67 lines
1.8 KiB
JavaScript
67 lines
1.8 KiB
JavaScript
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const fs = require('node:fs');
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const prettier = require('prettier');
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const config = require('../tailwind.config.js');
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const groupToPrefix = (group, prefix) => {
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return Object.entries(group).map(([key, value]) => {
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if (value instanceof Object && !(value instanceof Array)) {
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return groupToPrefix(value, `${prefix}-${key}`);
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} else {
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return `--${prefix}-${key}: ${value};`
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}
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}).join('');
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};
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/*
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Converts the tailwind config elements into custom props.
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*/
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const generateCSSProps = () => {
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let result = '';
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const groups = [
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{key: 'colors', prefix: 'color'},
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{key: 'spacing', prefix: 'space'},
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{key: 'fontSize', prefix: 'text'},
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{key: 'fontFamily', prefix: 'font-family'},
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{key: 'screens', prefix: 'screen'},
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{key: 'gap', prefix: 'gap'},
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];
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// Add a note that this is auto generated
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result += `
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/* VARIABLES GENERATED WITH TAILWIND CONFIG ON ${new Date().toLocaleDateString()}.
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Tokens location: ./tailwind.config.js */
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:root {
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`;
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// Loop each group's keys, use that and the associated
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// property to define a :root custom prop
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groups.forEach(({key, prefix}) => {
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const group = config.theme[key];
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if (!group) {
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return;
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}
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// Object.keys(group).forEach(key => {
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// result += `--${prefix}-${key}: ${group[key]};`;
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// });
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result += groupToPrefix(group, prefix);
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});
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// Close the :root block
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result += `
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}
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`;
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// Make the CSS readable to help people with auto-complete in their editors
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result = prettier.format(result, {parser: 'scss'});
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// Push this file into the CSS dir, ready to go
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fs.writeFileSync('./src/css/custom-props.css', result);
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};
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generateCSSProps();
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module.exports = generateCSSProps;
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