Merge pull request #15 from annexare/es5-umd

Add ES5 UMD build

gulpfile.js

@@ -1,6 +1,7 @@
 'use strict';
 
 const
+  NAME = 'Countries',
   CONTINENTS = 'continents',
   COUNTRIES = 'countries',
   LANGUAGES = 'languages',
@@ -18,9 +19,11 @@ const
   DO_DATA = 'data',
   DO_EMOJI = 'emoji',
   DO_MIN = 'min',
+  DO_MIN_ES5 = 'es5.min',
   DO_MINIMAL = 'minimal',
   DO_SQL = 'sql',
 
+  JS_EXT = 'js',
   JSON_EXT = 'json',
   JSON_TAB = 2,
   fs = require('fs'),
@@ -91,6 +94,39 @@ gulp.task(DO_EMOJI, function (callback) {
   callback && callback();
 });
 
+gulp.task(DO_MIN_ES5, function () {
+  const babel = require('gulp-babel');
+  const header = require('gulp-header');
+  const pkg = require('./package.json');
+  const uglify = require('gulp-uglify');
+  const webpack = require('webpack-stream');
+
+  const banner = '/*! <%= pkg.name %> v<%= pkg.version %> by Annexare | <%= pkg.license %> */\n';
+
+  return gulp.src('dist/index.js')
+    .pipe(webpack({
+      output: {
+        filename: `index.${DO_MIN_ES5}.${JS_EXT}`,
+        libraryTarget: 'umd',
+        library: NAME,
+        umdNamedDefine: true,
+      },
+      stats: false
+    }))
+    .pipe(babel({
+      presets: [
+        ['env', {
+          targets: {
+            uglify: true
+          }
+        }]
+      ]
+    }))
+    .pipe(uglify())
+    .pipe(header(banner, { pkg }))
+    .pipe(gulp.dest('dist/'));
+});
+
 gulp.task(DO_MIN, function (callback) {
   fs.writeFileSync(`${DIST}${COUNTRIES}.${DO_MIN}.${JSON_EXT}`, JSON.stringify(countries) + LF);
   fs.writeFileSync(`${DIST}${CONTINENTS}.${DO_MIN}.${JSON_EXT}`, JSON.stringify(continents) + LF);

package.json

@@ -33,9 +33,15 @@
     "eslint": "eslint gulpfile.js; exit 0"
   },
   "devDependencies": {
-    "eslint": "*",
-    "gulp": "*",
-    "punycode": "*"
+    "babel-core": "^6.26.0",
+    "babel-preset-env": "^1.6.0",
+    "eslint": "^4.8.0",
+    "gulp": "^3.9.1",
+    "gulp-babel": "^7.0.0",
+    "gulp-header": "^1.8.9",
+    "gulp-uglify": "^3.0.0",
+    "punycode": "^2.1.0",
+    "webpack-stream": "^4.0.0"
   },
   "devEngines": {
     "node": ">=6.0"