Update: Replace inline CLI code with gulp-cli dependency

Author: phated

bin/gulp.js

@@ -1,212 +1,3 @@
 #!/usr/bin/env node
 
-'use strict';
-var gutil = require('gulp-util');
-var prettyTime = require('pretty-hrtime');
-var chalk = require('chalk');
-var semver = require('semver');
-var archy = require('archy');
-var Liftoff = require('liftoff');
-var tildify = require('tildify');
-var interpret = require('interpret');
-var v8flags = require('v8flags');
-var completion = require('../lib/completion');
-var argv = require('minimist')(process.argv.slice(2));
-var taskTree = require('../lib/taskTree');
-
-// Set env var for ORIGINAL cwd
-// before anything touches it
-process.env.INIT_CWD = process.cwd();
-
-var cli = new Liftoff({
-  name: 'gulp',
-  completions: completion,
-  extensions: interpret.jsVariants,
-  v8flags: v8flags,
-});
-
-// Exit with 0 or 1
-var failed = false;
-process.once('exit', function(code) {
-  if (code === 0 && failed) {
-    process.exit(1);
-  }
-});
-
-// Parse those args m8
-var cliPackage = require('../package');
-var versionFlag = argv.v || argv.version;
-var tasksFlag = argv.T || argv.tasks;
-var tasks = argv._;
-var toRun = tasks.length ? tasks : ['default'];
-
-// This is a hold-over until we have a better logging system
-// with log levels
-var simpleTasksFlag = argv['tasks-simple'];
-var shouldLog = !argv.silent && !simpleTasksFlag;
-
-if (!shouldLog) {
-  gutil.log = function() {};
-}
-
-cli.on('require', function(name) {
-  gutil.log('Requiring external module', chalk.magenta(name));
-});
-
-cli.on('requireFail', function(name) {
-  gutil.log(chalk.red('Failed to load external module'), chalk.magenta(name));
-});
-
-cli.on('respawn', function(flags, child) {
-  var nodeFlags = chalk.magenta(flags.join(', '));
-  var pid = chalk.magenta(child.pid);
-  gutil.log('Node flags detected:', nodeFlags);
-  gutil.log('Respawned to PID:', pid);
-});
-
-cli.launch({
-  cwd: argv.cwd,
-  configPath: argv.gulpfile,
-  require: argv.require,
-  completion: argv.completion,
-}, handleArguments);
-
-// The actual logic
-function handleArguments(env) {
-  if (versionFlag && tasks.length === 0) {
-    gutil.log('CLI version', cliPackage.version);
-    if (env.modulePackage && typeof env.modulePackage.version !== 'undefined') {
-      gutil.log('Local version', env.modulePackage.version);
-    }
-    process.exit(0);
-  }
-
-  if (!env.modulePath) {
-    gutil.log(
-      chalk.red('Local gulp not found in'),
-      chalk.magenta(tildify(env.cwd))
-    );
-    gutil.log(chalk.red('Try running: npm install gulp'));
-    process.exit(1);
-  }
-
-  if (!env.configPath) {
-    gutil.log(chalk.red('No gulpfile found'));
-    process.exit(1);
-  }
-
-  // Check for semver difference between cli and local installation
-  if (semver.gt(cliPackage.version, env.modulePackage.version)) {
-    gutil.log(chalk.red('Warning: gulp version mismatch:'));
-    gutil.log(chalk.red('Global gulp is', cliPackage.version));
-    gutil.log(chalk.red('Local gulp is', env.modulePackage.version));
-  }
-
-  // Chdir before requiring gulpfile to make sure
-  // we let them chdir as needed
-  if (process.cwd() !== env.cwd) {
-    process.chdir(env.cwd);
-    gutil.log(
-      'Working directory changed to',
-      chalk.magenta(tildify(env.cwd))
-    );
-  }
-
-  // This is what actually loads up the gulpfile
-  require(env.configPath);
-  gutil.log('Using gulpfile', chalk.magenta(tildify(env.configPath)));
-
-  var gulpInst = require(env.modulePath);
-  logEvents(gulpInst);
-
-  process.nextTick(function() {
-    if (simpleTasksFlag) {
-      return logTasksSimple(env, gulpInst);
-    }
-    if (tasksFlag) {
-      return logTasks(env, gulpInst);
-    }
-    gulpInst.start.apply(gulpInst, toRun);
-  });
-}
-
-function logTasks(env, localGulp) {
-  var tree = taskTree(localGulp.tasks);
-  tree.label = 'Tasks for ' + chalk.magenta(tildify(env.configPath));
-  archy(tree)
-    .split('\n')
-    .forEach(function(v) {
-      if (v.trim().length === 0) {
-        return;
-      }
-      gutil.log(v);
-    });
-}
-
-function logTasksSimple(env, localGulp) {
-  console.log(Object.keys(localGulp.tasks)
-    .join('\n')
-    .trim());
-}
-
-// Format orchestrator errors
-function formatError(e) {
-  if (!e.err) {
-    return e.message;
-  }
-
-  // PluginError
-  if (typeof e.err.showStack === 'boolean') {
-    return e.err.toString();
-  }
-
-  // Normal error
-  if (e.err.stack) {
-    return e.err.stack;
-  }
-
-  // Unknown (string, number, etc.)
-  return new Error(String(e.err)).stack;
-}
-
-// Wire up logging events
-function logEvents(gulpInst) {
-
-  // Total hack due to poor error management in orchestrator
-  gulpInst.on('err', function() {
-    failed = true;
-  });
-
-  gulpInst.on('task_start', function(e) {
-    // TODO: batch these
-    // so when 5 tasks start at once it only logs one time with all 5
-    gutil.log('Starting', '\'' + chalk.cyan(e.task) + '\'...');
-  });
-
-  gulpInst.on('task_stop', function(e) {
-    var time = prettyTime(e.hrDuration);
-    gutil.log(
-      'Finished', '\'' + chalk.cyan(e.task) + '\'',
-      'after', chalk.magenta(time)
-    );
-  });
-
-  gulpInst.on('task_err', function(e) {
-    var msg = formatError(e);
-    var time = prettyTime(e.hrDuration);
-    gutil.log(
-      '\'' + chalk.cyan(e.task) + '\'',
-      chalk.red('errored after'),
-      chalk.magenta(time)
-    );
-    gutil.log(msg);
-  });
-
-  gulpInst.on('task_not_found', function(err) {
-    gutil.log(
-      chalk.red('Task \'' + err.task + '\' is not in your gulpfile')
-    );
-    gutil.log('Please check the documentation for proper gulpfile formatting');
-    process.exit(1);
-  });
-}
+require('gulp-cli')();

completion/README.md

@@ -10,7 +10,7 @@ gulp has very few flags to know about. All other flags are for tasks to use if n
 - `--cwd <dir path>` will manually set the CWD. The search for the gulpfile, as well as the relativity of all requires will be from here
 - `-T` or `--tasks` will display the task dependency tree for the loaded gulpfile
 - `--tasks-simple` will display a plaintext list of tasks for the loaded gulpfile
-- `--verify` will verify plugins referenced in project's package.json against the plugins black list 
+- `--verify` will verify plugins referenced in project's package.json against the plugins blacklist
 - `--color` will force gulp and gulp plugins to display colors even when no color support is detected
 - `--no-color` will force gulp and gulp plugins to not display colors even when color support is detected
 - `--silent` will disable all gulp logging