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[READ-ONLY] Mirror of https://github.com/flo-bit/shapecraft. flo-bit.dev/shapecraft
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3.5 kB · 118 lines
JavaScript
at commit da69385e
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119import { createRequire } from 'module';import patch from './data-patch.js';
const require = createRequire(import.meta.url);const mdnAtrules = require('mdn-data/css/at-rules.json');const mdnProperties = require('mdn-data/css/properties.json');const mdnSyntaxes = require('mdn-data/css/syntaxes.json');
const hasOwn = Object.hasOwn || ((object, property) => Object.prototype.hasOwnProperty.call(object, property));const extendSyntax = /^\s*\|\s*/;
function preprocessAtrules(dict) { const result = Object.create(null);
for (const [atruleName, atrule] of Object.entries(dict)) { let descriptors = null;
if (atrule.descriptors) { descriptors = Object.create(null);
for (const [name, descriptor] of Object.entries(atrule.descriptors)) { descriptors[name] = descriptor.syntax; } }
result[atruleName.substr(1)] = { prelude: atrule.syntax.trim().replace(/\{(.|\s)+\}/, '').match(/^@\S+\s+([^;\{]*)/)[1].trim() || null, descriptors }; }
return result;}
function patchDictionary(dict, patchDict) { const result = Object.create(null);
// copy all syntaxes for an original dict for (const [key, value] of Object.entries(dict)) { if (value) { result[key] = value.syntax || value; } }
// apply a patch for (const key of Object.keys(patchDict)) { if (hasOwn(dict, key)) { if (patchDict[key].syntax) { result[key] = extendSyntax.test(patchDict[key].syntax) ? result[key] + ' ' + patchDict[key].syntax.trim() : patchDict[key].syntax; } else { delete result[key]; } } else { if (patchDict[key].syntax) { result[key] = patchDict[key].syntax.replace(extendSyntax, ''); } } }
return result;}
function preprocessPatchAtrulesDescritors(declarations) { const result = {};
for (const [key, value] of Object.entries(declarations || {})) { result[key] = typeof value === 'string' ? { syntax: value } : value; }
return result;}
function patchAtrules(dict, patchDict) { const result = {};
// copy all syntaxes for an original dict for (const key in dict) { if (patchDict[key] === null) { continue; }
const atrulePatch = patchDict[key] || {};
result[key] = { prelude: key in patchDict && 'prelude' in atrulePatch ? atrulePatch.prelude : dict[key].prelude || null, descriptors: patchDictionary( dict[key].descriptors || {}, preprocessPatchAtrulesDescritors(atrulePatch.descriptors) ) }; }
// apply a patch for (const [key, atrulePatch] of Object.entries(patchDict)) { if (atrulePatch && !hasOwn(dict, key)) { result[key] = { prelude: atrulePatch.prelude || null, descriptors: atrulePatch.descriptors ? patchDictionary({}, preprocessPatchAtrulesDescritors(atrulePatch.descriptors)) : null }; } }
return result;}
export default { types: patchDictionary(mdnSyntaxes, patch.types), atrules: patchAtrules(preprocessAtrules(mdnAtrules), patch.atrules), properties: patchDictionary(mdnProperties, patch.properties)};