first commit

app.js

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+/**
+ * Terminalizer
+ * 
+ * @author Mohammad Fares <faressoft.com@gmail.com>
+ */
+
+var yargs         = require('yargs'),
+    is            = require('is_js'),
+    chalk         = require('chalk'),
+    _             = require('lodash'),
+    async         = require('async'),
+    asyncPromises = require('async-promises'),
+    death         = require('death'),
+    stringArgv    = require('string-argv'),
+    path          = require('path'),
+    ProgressBar   = require('progress'),
+    GIFEncoder    = require('gif-encoder'),
+    PNG           = require('pngjs').PNG,
+    yaml          = require('js-yaml'),
+    os            = require('os'),
+    spawn         = require('child_process').spawn,
+    electron      = require('electron'),
+    deepmerge     = require('deepmerge'),
+    pty           = require('node-pty-prebuilt'),
+    fs            = require('fs-extra'),
+    now           = require('performance-now');
+var package       = require('./package.json'),
+    utility       = require('./utility.js'),
+    di            = require('./di.js'),
+    play          = require('./commands/play.js');
+
+// Define the DI as a global object
+global.di = di;
+
+// Define the the root path of the app as a global constant
+global.ROOT_PATH = __dirname;
+
+// Dependency Injection
+di.set('is', is);
+di.set('chalk', chalk);
+di.set('_', _);
+di.set('async', async);
+di.set('asyncPromises', asyncPromises);
+di.set('death', death);
+di.set('stringArgv', stringArgv);
+di.set('path', path);
+di.set('ProgressBar', ProgressBar);
+di.set('GIFEncoder', GIFEncoder);
+di.set('PNG', PNG);
+di.set('os', os);
+di.set('spawn', spawn);
+di.set('electron', electron);
+di.set('deepmerge', deepmerge);
+di.set('pty', pty);
+di.set('fs', fs);
+di.set('now', now);
+di.set('fs', fs);
+di.set('yaml', yaml);
+di.set('utility', utility);
+di.set('play', play);
+di.set('errorHandler', errorHandler);
+
+// Initialize yargs
+yargs.usage('Usage: $0 <command> [options]')
+     // Add link
+     .epilogue('For more information, check https://www.terminalizer.com')
+     // Set the version number
+     .version(package.version)
+     // Add aliases for version and help options
+     .alias({v: 'version', h: 'help'})
+     // Require to pass a command
+     .demandCommand(1, 'The command is missing')
+     // Strict mode
+     .strict()
+     // Set width to 90 cols
+     .wrap(100)
+     // Automatically loads the commands
+     .commandDir('commands')
+     // Handle failures
+     .fail(errorHandler);
+
+// Parse the command line arguments
+var argv = yargs.parse();
+
+/**
+ * Print exceptions
+ * 
+ * @param {String} message
+ */
+function errorHandler(message) {
+
+  console.error('Error: \n  ' + message + '\n');
+  console.error('Hint:\n  Use the option ' + chalk.green('--help') + ' to get help about the usage');
+  process.exit(1);
+
+}