Refactor to remove code duplication 🦄

Author: pirelenito

lib/write-version-file.js lib/build-file.jslib/write-version-file.js renamed to lib/build-file.js

@@ -1,13 +1,13 @@
 var exec = require('child_process').exec
 var removeEmptyLines = require('./helpers/remove-empty-lines.js')
 
-module.exports = function writeVersionFile (compiler) {
+module.exports = function buildFile (compiler, command, asset) {
   compiler.plugin('emit', function (compilation, callback) {
-    exec('git describe', function (err, stdout) {
+    exec(command, function (err, stdout) {
       if (err) { return callback(err) }
       const version = removeEmptyLines(stdout)
 
-      compilation.assets['VERSION'] = {
+      compilation.assets[asset] = {
         source: function () {
           return version
         },

lib/index.js

@@ -1,11 +1,10 @@
-var writeCommithashFile = require('./write-commithash-file')
-var writeVersionFile = require('./write-version-file')
+var buildFile = require('./build-file')
 
 function GitRevisionPlugin () {}
 
 GitRevisionPlugin.prototype.apply = function (compiler) {
-  writeCommithashFile(compiler)
-  writeVersionFile(compiler)
+  buildFile(compiler, 'git rev-parse HEAD', 'COMMITHASH')
+  buildFile(compiler, 'git describe', 'VERSION')
 }
 
 module.exports = GitRevisionPlugin