Adds gulp task to remove folders. :lipstick:

* Previously most of the temp folder will become a gunk yard if libraries are removed & new one's are added,
  effect is final archive.zip size is huge because it contains stray files.

3 files changed, 149 insertions, 14 deletions

diff --git a/gulpfile.js b/gulpfile.js
index 0bb7f86..2fc8d42 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -1,18 +1,20 @@
 'use strict';
 
-var gulp = require('gulp');
-var browserSync = require('browser-sync');
-var uglify = require('gulp-uglify');
-var zip = require('gulp-vinyl-zip').zip;
-var size = require('gulp-size');
-var runSequence = require('run-sequence');
-let rollup = require('rollup-stream');
-
-var source = require('vinyl-source-stream');
-var libs = ['./node_modules/kontra/kontra.min.js', './node_modules/tinymusic/dist/TinyMusic.min.js'];
-var devLibs = ['./node_modules/jsfxr/jsfxr.js'];
-var libFolder = 'libs/';
-var outputTemp = 'temp/';
+const gulp = require('gulp');
+const browserSync = require('browser-sync');
+const uglify = require('gulp-uglify');
+const zip = require('gulp-vinyl-zip').zip;
+const size = require('gulp-size');
+const runSequence = require('run-sequence');
+const rollup = require('rollup-stream');
+const del = require('del');
+
+
+const source = require('vinyl-source-stream');
+const libs = ['./node_modules/kontra/kontra.min.js', './node_modules/tinymusic/dist/TinyMusic.min.js'];
+const devLibs = ['./node_modules/jsfxr/jsfxr.js'];
+const libFolder = 'libs/';
+const outputTemp = 'temp/';
 
 gulp.task('serve', ['copylibs', 'copylibsDev', 'uglyfy_copy'], function () {
     browserSync.init({
@@ -32,6 +34,11 @@ gulp.task('reload', function () {
     browserSync.reload();
 });
 
+gulp.task('delete_folders', function(){
+    return del(['libs/','public/','temp/','dist/']).then(function(paths){
+        console.log('Deleted Files & folders ',paths);
+    });
+});
 
 gulp.task('uglyfy_copy', function () {
     return rollup({
@@ -74,5 +81,5 @@ gulp.task('prepare_dist_folder', function () {
 });
 
 gulp.task('release', function () {
-    runSequence('copylibs', 'copylibsDev', 'uglyfy_copy', 'prepare_dist_folder', 'zipFiles');
+    runSequence('delete_folders','copylibs', 'copylibsDev', 'uglyfy_copy', 'prepare_dist_folder', 'zipFiles');
 });
diff --git a/package-lock.json b/package-lock.json
index f9bb142..f500980 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -204,6 +204,15 @@
       "integrity": "sha512-B1qMD3RBP7O8o0H2KbrXDyB0IccejMF15+87Lvlor12ONPRHP6gTjXMNkt/d3ZuOGbAe66hFmaCfECI24Ufp6w==",
       "dev": true
     },
+    "array-union": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/array-union/-/array-union-1.0.2.tgz",
+      "integrity": "sha1-mjRBDk9OPaI96jdb5b5w8kd47Dk=",
+      "dev": true,
+      "requires": {
+        "array-uniq": "1.0.3"
+      }
+    },
     "array-uniq": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/array-uniq/-/array-uniq-1.0.3.tgz",
@@ -1673,6 +1682,28 @@
         }
       }
     },
+    "del": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/del/-/del-3.0.0.tgz",
+      "integrity": "sha1-U+z2mf/LyzljdpGrE7rxYIGXZuU=",
+      "dev": true,
+      "requires": {
+        "globby": "6.1.0",
+        "is-path-cwd": "1.0.0",
+        "is-path-in-cwd": "1.0.1",
+        "p-map": "1.2.0",
+        "pify": "3.0.0",
+        "rimraf": "2.6.2"
+      },
+      "dependencies": {
+        "pify": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
+          "integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY=",
+          "dev": true
+        }
+      }
+    },
     "depd": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -2326,6 +2357,12 @@
         "universalify": "0.1.2"
       }
     },
+    "fs.realpath": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
+      "dev": true
+    },
     "fsevents": {
       "version": "1.2.4",
       "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.2.4.tgz",
@@ -3025,6 +3062,35 @@
       "integrity": "sha512-S0nG3CLEQiY/ILxqtztTWH/3iRRdyBLw6KMDxnKMchrtbj2OFmehVh0WUCfW3DUrIgx/qFrJPICrq4Z4sTR9UQ==",
       "dev": true
     },
+    "globby": {
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
+      "integrity": "sha1-9abXDoOV4hyFj7BInWTfAkJNUGw=",
+      "dev": true,
+      "requires": {
+        "array-union": "1.0.2",
+        "glob": "7.1.2",
+        "object-assign": "4.1.1",
+        "pify": "2.3.0",
+        "pinkie-promise": "2.0.1"
+      },
+      "dependencies": {
+        "glob": {
+          "version": "7.1.2",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.2.tgz",
+          "integrity": "sha512-MJTUg1kjuLeQCJ+ccE4Vpa6kKVXkPYJ2mOCQyUuKLcLQsdrMCpBPUi8qVE6+YuaJkozeA9NusTAw3hLr8Xe5EQ==",
+          "dev": true,
+          "requires": {
+            "fs.realpath": "1.0.0",
+            "inflight": "1.0.6",
+            "inherits": "2.0.3",
+            "minimatch": "3.0.4",
+            "once": "1.4.0",
+            "path-is-absolute": "1.0.1"
+          }
+        }
+      }
+    },
     "globule": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/globule/-/globule-0.1.0.tgz",
@@ -4101,6 +4167,30 @@
         "lodash.isfinite": "3.3.2"
       }
     },
+    "is-path-cwd": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-path-cwd/-/is-path-cwd-1.0.0.tgz",
+      "integrity": "sha1-0iXsIxMuie3Tj9p2dHLmLmXxEG0=",
+      "dev": true
+    },
+    "is-path-in-cwd": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/is-path-in-cwd/-/is-path-in-cwd-1.0.1.tgz",
+      "integrity": "sha512-FjV1RTW48E7CWM7eE/J2NJvAEEVektecDBVBE5Hh3nM1Jd0kvhHtX68Pr3xsDf857xt3Y4AkwVULK1Vku62aaQ==",
+      "dev": true,
+      "requires": {
+        "is-path-inside": "1.0.1"
+      }
+    },
+    "is-path-inside": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/is-path-inside/-/is-path-inside-1.0.1.tgz",
+      "integrity": "sha1-jvW33lBDej/cprToZe96pVy0gDY=",
+      "dev": true,
+      "requires": {
+        "path-is-inside": "1.0.2"
+      }
+    },
     "is-plain-object": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/is-plain-object/-/is-plain-object-2.0.4.tgz",
@@ -4932,6 +5022,12 @@
       "integrity": "sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=",
       "dev": true
     },
+    "p-map": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/p-map/-/p-map-1.2.0.tgz",
+      "integrity": "sha512-r6zKACMNhjPJMTl8KcFH4li//gkrXWfbD6feV8l6doRHlzljFWGJ2AP6iKaCJXyZmAUMOPtvbW7EXkbWO/pLEA==",
+      "dev": true
+    },
     "parse-filepath": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/parse-filepath/-/parse-filepath-1.0.2.tgz",
@@ -5029,6 +5125,12 @@
       "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
       "dev": true
     },
+    "path-is-inside": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/path-is-inside/-/path-is-inside-1.0.2.tgz",
+      "integrity": "sha1-NlQX3t5EQw0cEa9hAn+s8HS9/FM=",
+      "dev": true
+    },
     "path-parse": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
@@ -5429,6 +5531,31 @@
       "integrity": "sha512-TTlYpa+OL+vMMNG24xSlQGEJ3B/RzEfUlLct7b5G/ytav+wPrplCpVMFuwzXbkecJrb6IYo1iFb0S9v37754mg==",
       "dev": true
     },
+    "rimraf": {
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.6.2.tgz",
+      "integrity": "sha512-lreewLK/BlghmxtfH36YYVg1i8IAce4TI7oao75I1g245+6BctqTVQiBP3YUJ9C6DQOXJmkYR9X9fCLtCOJc5w==",
+      "dev": true,
+      "requires": {
+        "glob": "7.1.2"
+      },
+      "dependencies": {
+        "glob": {
+          "version": "7.1.2",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.2.tgz",
+          "integrity": "sha512-MJTUg1kjuLeQCJ+ccE4Vpa6kKVXkPYJ2mOCQyUuKLcLQsdrMCpBPUi8qVE6+YuaJkozeA9NusTAw3hLr8Xe5EQ==",
+          "dev": true,
+          "requires": {
+            "fs.realpath": "1.0.0",
+            "inflight": "1.0.6",
+            "inherits": "2.0.3",
+            "minimatch": "3.0.4",
+            "once": "1.4.0",
+            "path-is-absolute": "1.0.1"
+          }
+        }
+      }
+    },
     "rollup": {
       "version": "0.54.1",
       "resolved": "https://registry.npmjs.org/rollup/-/rollup-0.54.1.tgz",
diff --git a/package.json b/package.json
index 48435d2..490f5eb 100644
--- a/package.json
+++ b/package.json
@@ -19,6 +19,7 @@
     "babel-preset-env": "^1.7.0",
     "babel-preset-es2015": "^6.24.1",
     "browser-sync": "^2.24.6",
+    "del": "^3.0.0",
     "gulp": "^3.9.1",
     "gulp-rollup": "^2.16.2",
     "gulp-size": "^3.0.0",