89 lines
2.8 KiB
JavaScript
89 lines
2.8 KiB
JavaScript
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'use strict';
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/*
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* W3C provides JSON list of all CSS properties and their status in the standard
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*
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* documentation: https://www.w3.org/Style/CSS/all-properties.en.html
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* JSON url: ( https://www.w3.org/Style/CSS/all-properties.en.json )
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*
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* Download that file, filter out duplicates and filter the properties based on the wanted standard level
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*
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* ED - Editors' Draft (not a W3C Technical Report)
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* FPWD - First Public Working Draft
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* WD - Working Draft
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* LC - Last Call Working Draft
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* CR - Candidate Recommendation
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* PR - Proposed Recommendation
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* REC - Recommendation
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* NOTE - Working Group Note
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*/
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var fs = require('fs');
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var path = require('path');
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var request = require('request');
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const { camelToDashed } = require('../lib/parsers');
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var url = 'https://www.w3.org/Style/CSS/all-properties.en.json';
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console.log('Downloading CSS properties...');
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function toCamelCase(propName) {
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return propName.replace(/-([a-z])/g, function(g) {
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return g[1].toUpperCase();
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});
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}
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request(url, function(error, response, body) {
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if (!error && response.statusCode === 200) {
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var allCSSProperties = JSON.parse(body);
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// Filter out all properties newer than Working Draft
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var workingDraftAndOlderProperties = allCSSProperties.filter(function(cssProp) {
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// TODO: --* css Needs additional logic to this module, so filter it out for now
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return cssProp.status !== 'ED' && cssProp.status !== 'FPWD' && cssProp.property !== '--*';
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});
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// Remove duplicates, there can be many properties in different states of standard
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// and add only property names to the list
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var CSSpropertyNames = [];
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workingDraftAndOlderProperties.forEach(function(cssProp) {
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const camelCaseName = toCamelCase(cssProp.property);
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if (CSSpropertyNames.indexOf(camelCaseName) === -1) {
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CSSpropertyNames.push(camelCaseName);
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}
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});
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var out_file = fs.createWriteStream(path.resolve(__dirname, './../lib/allProperties.js'), {
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encoding: 'utf-8',
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});
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var date_today = new Date();
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out_file.write(
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"'use strict';\n\n// autogenerated - " +
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(date_today.getMonth() + 1 + '/' + date_today.getDate() + '/' + date_today.getFullYear()) +
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'\n\n'
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);
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out_file.write('/*\n *\n * https://www.w3.org/Style/CSS/all-properties.en.html\n */\n\n');
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out_file.write('var allProperties = new Set();\n');
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out_file.write('module.exports = allProperties;\n');
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CSSpropertyNames.forEach(function(property) {
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out_file.write('allProperties.add(' + JSON.stringify(camelToDashed(property)) + ');\n');
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});
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out_file.end(function(err) {
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if (err) {
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throw err;
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}
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console.log('Generated ' + Object.keys(CSSpropertyNames).length + ' properties.');
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});
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} else {
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throw error;
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}
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});
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