forked from PirateCare/Syllabus
61 lines
2.2 KiB
JavaScript
Executable File
61 lines
2.2 KiB
JavaScript
Executable File
#!/usr/bin/env node
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const program = require('commander');
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const fs = require('fs');
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const { default: PurgeCSS, defaultOptions, setOptions } = require('../lib/purgecss')
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function getList(list) {
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return list.split(',')
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}
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program
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.usage('--css <css> --content <content> [options]')
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.option('-con, --content <files>', 'glob of content files (comma separated)', getList)
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.option('-css, --css <files>', 'glob of css files (comma separated)', getList)
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.option('-c, --config <path>', 'path to the configuration file')
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.option('-o, --output <path>', 'file path directory to write purged css files to')
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.option('-font, --font-face', 'option to remove unused font-faces')
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.option('-keyframes, --keyframes', 'option to remove unused keyframes')
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.option('-rejected, --rejected', 'option to output rejected selectors')
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.option('-w, --whitelist <list>', 'list of classes that should not be removed (comma separated)', getList);
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program.parse(process.argv);
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// config file is not specified or the content and css are not,
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// PurgeCSS will not run
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if (!program.config && !(program.content && program.css)) {
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program.help();
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}
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(async() => {
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// if the config file is present, use it
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// other options specified will override
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let options = defaultOptions;
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if (program.config) {
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options = await setOptions(program.config);
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}
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if (program.content) options.content = program.content;
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if (program.css) options.css = program.css;
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if (program.fontFace) options.fontFace = program.fontFace;
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if (program.keyframes) options.keyframes = program.keyframes;
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if (program.rejected) options.rejected = program.rejected;
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if (program.variables) options.variables = program.variables;
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if (program.whitelist) options.whitelist = program.whitelist;
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const purged = await new PurgeCSS().purge(options);
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// output results in specified directory
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if (program.output) {
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for (const purgedResult of purged) {
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const fileName = purgedResult.file.split("/").pop();
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try {
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fs.promises.writeFile(`${program.output}/${fileName}`, purgedResult.css);
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} catch(err) {
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console.error(err.message);
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}
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}
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} else {
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console.log(JSON.stringify(purged));
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}
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})()
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