cleanup release

Author: hansl

tools/gulp/tasks/release.ts

@@ -1,14 +1,14 @@
-import child_process = require('child_process');
-import fs = require('fs');
-import gulp = require('gulp');
+import {execSync} from 'child_process';
+import {readdirSync, statSync} from 'fs';
+import {task} from 'gulp';
 import gulpRunSequence = require('run-sequence');
 import path = require('path');
 
 import {execTask} from '../task_helpers';
 import {DIST_COMPONENTS_ROOT} from '../constants';
 
 
-gulp.task('build:release', function(done: () => void) {
+task('build:release', function(done: () => void) {
   // Synchronously run those tasks.
   gulpRunSequence(
     'clean',
@@ -20,31 +20,32 @@ gulp.task('build:release', function(done: () => void) {
 
 
 /** Make sure we're logged in. */
-gulp.task(':publish:whoami', execTask('npm', ['whoami'], {
+task(':publish:whoami', execTask('npm', ['whoami'], {
   silent: true,
   errMessage: 'You must be logged in to publish.'
 }));
-gulp.task(':publish:logout', execTask('npm', ['logout']));
-gulp.task(':publish', function(done: () => void) {
-  const exec: any = child_process.execSync;
+
+task(':publish:logout', execTask('npm', ['logout']));
+
+task(':publish', function() {
   const currentDir = process.cwd();
 
-  fs.readdirSync(DIST_COMPONENTS_ROOT)
+  readdirSync(DIST_COMPONENTS_ROOT)
     .forEach(dirName => {
       const componentPath = path.join(DIST_COMPONENTS_ROOT, dirName);
-      const stat = fs.statSync(componentPath);
+      const stat = statSync(componentPath);
 
       if (!stat.isDirectory()) {
         return;
       }
 
       process.chdir(componentPath);
-      exec('npm publish');
+      execSync('npm publish');
     });
   process.chdir(currentDir);
 });
 
-gulp.task('publish', function(done: () => void) {
+task('publish', function(done: () => void) {
   gulpRunSequence(
     ':publish:whoami',
     'build:release',