removes the following files automatically before compiling

- `.git`, `a.exe`, `a.out`
- `node_modules/node/bin/node.exe`
- `node_modules/.bin/node.exe`
- `node_modules/node/bin/node`
- `node_modules/.bin/node`
- fixes #57

CHANGELOG.md

@@ -11,6 +11,13 @@
 - fix the example code on compiling a web application
   - fixes https://github.com/pmq20/node-compiler/issues/50
   - fixes https://github.com/pmq20/node-compiler/issues/59
+- removes the following files automatically before compiling
+  - `.git`, `a.exe`, `a.out`
+  - `node_modules/node/bin/node.exe`
+  - `node_modules/.bin/node.exe`
+  - `node_modules/node/bin/node`
+  - `node_modules/.bin/node`
+  - fixes https://github.com/pmq20/node-compiler/issues/57
 
 ## v1.4.0
 

lib/compiler.rb

@@ -261,6 +261,30 @@ def npm_install
         STDERR.puts `git status` unless @options[:quiet]
         @utils.rm_rf('.git')
       end
+      if File.exist?('a.exe')
+        STDERR.puts `dir a.exe`
+        @utils.rm_rf('a.exe')
+      end
+      if File.exist?('a.out')
+        STDERR.puts `ls -l a.out`
+        @utils.rm_rf('a.out')
+      end
+      if File.exist?('node_modules/node/bin/node.exe')
+        STDERR.puts `dir node_modules\\node\\bin\\node.exe`
+        @utils.rm_rf('node_modules\node\bin\node.exe')
+      end
+      if File.exist?('node_modules/.bin/node.exe')
+        STDERR.puts `dir node_modules\\.bin\\node.exe`
+        @utils.rm_rf('node_modules\.bin\node.exe')
+      end
+      if File.exist?('node_modules/node/bin/node')
+        STDERR.puts `ls -l node_modules/node/bin/node`
+        @utils.rm_rf('node_modules/node/bin/node')
+      end
+      if File.exist?('node_modules/.bin/node')
+        STDERR.puts `ls -l node_modules/.bin/node`
+        @utils.rm_rf('node_modules/.bin/node')
+      end
     end
   end