Change npm install.

Author: takeshinoda

gulpfile.babel.js

@@ -10,7 +10,8 @@ const TEST_FILES = ['test/**/*_test.js', '!test/fixtures/*.js']
 
 gulp.task('test', ['compile'], () => {
   return gulp.src(TEST_FILES)
-             .pipe(mocha({ timeout: 25000, reporter: 'nyan' }))
+             //.pipe(mocha({ timeout: 25000, reporter: 'nyan' }))
+             .pipe(mocha({ timeout: 25000, reporter: 'dot' }))
 })
 
 gulp.task('compile', () => {

package.json

@@ -30,16 +30,17 @@
   },
   "dependencies": {
     "archiver": "^0.20.0",
-    "aws-sdk": "^2.2.23",
+    "aws-sdk": "^2.2.24",
     "babel-polyfill": "^6.3.14",
     "bluebird": "^3.1.1",
     "del": "^2.2.0",
     "ejs": "^2.3.4",
     "node-aws-lambda": "^0.1.7",
-    "node-serialize": "0.0.4"
+    "node-serialize": "0.0.4",
+    "npm": "^3.5.2"
   },
   "devDependencies": {
-    "babel-core": "^6.3.17",
+    "babel-core": "^6.3.21",
     "babel-plugin-espower": "^2.0.0",
     "babel-polyfill": "^6.3.14",
     "babel-preset-es2015": "^6.3.13",

src/LambdaApplicationBuilder.js

@@ -1,7 +1,7 @@
 import fs  from 'fs'
 import del from 'del'
-import child_process from 'child_process'
 
+import npm from 'npm'
 import Promise   from 'bluebird'
 import serialize from 'node-serialize'
 
@@ -34,19 +34,14 @@ export default class LambdaApplicationBuilder {
                     this.lambdaCodeGennerator.serializeLambda())
   }
 
-  installPackages(done, err) {
-    child_process
-      .exec('npm i',
-            { cwd: this.appPath() },
-            (error, stdout, stderr) => {
-              if (error !== null) {
-                console.log('exec error: ' + error)
-                err(error)
-              }
-              else {
-                done(this)
-              }
-            })
+  installPackages(done, error) {
+    npm.load({ production: true, level: 'error' }, (err) => {
+      if (err) { return error(err) }
+      npm.commands.install(this.appPath(), [], (_err, data) => {
+        if (_err) { error(_err) }
+        else      { done(data) }
+      })
+    })
   }
 
   build() {