use minify

node_modules/minify/bin/minify.js

@@ -0,0 +1,100 @@
+#!/usr/bin/env node
+
+'use strict';
+
+const Pack = require('../package');
+const Version = Pack.version;
+
+const log = function(...args) {
+    console.log(...args);
+    process.stdin.pause();
+};
+
+const Argv = process.argv;
+const files = Argv.slice(2);
+const [In] = files;
+
+log.error = function(e) {
+    console.error(e);
+    process.stdin.pause();
+};
+
+process.on('uncaughtException', (error) => {
+    if (error.code !== 'EPIPE')
+        log(error);
+});
+
+minify();
+
+function readStd(callback) {
+    const stdin = process.stdin;
+    let chunks = '';
+    const read = () => {
+        const chunk = stdin.read();
+        
+        if (chunk)
+            return chunks += chunk;
+        
+        stdin.removeListener('readable', read);
+        callback(chunks);
+    };
+    
+    stdin.setEncoding('utf8');
+    stdin.addListener('readable', read);
+}
+
+function minify() {
+    if (!In || /^(-h|--help)$/.test(In))
+        return help();
+    
+    if (/^--(js|css|html)$/.test(In))
+        return readStd(processStream);
+    
+    if (/^(-v|--version)$/.test(In))
+        return log('v' + Version);
+    
+    uglifyFiles(files);
+}
+
+function processStream(chunks) {
+    const minify = require('..');
+    const tryCatch = require('try-catch');
+    
+    if (!chunks || !In)
+        return;
+    
+    const name = In.replace('--', '');
+    
+    const [e, data] = tryCatch(minify[name], chunks);
+    if (e)
+        return log.error(e);
+     
+    log(data);
+}
+
+function uglifyFiles(files) {
+    const minify = require('..');
+    const minifiers = files.map(minify);
+    
+    Promise.all(minifiers)
+        .then(logAll)
+        .catch(log.error);
+}
+
+function logAll(array) {
+    for (const item of array)
+        log(item);
+}
+
+function help() {
+    const bin = require('../help');
+    const usage = 'Usage: minify [options]';
+    
+    console.log(usage);
+    console.log('Options:');
+    
+    Object.keys(bin).forEach((name) => {
+        console.log('  %s %s', name, bin[name]);
+    });
+}
+