Move executable compiler to another file

Author: phpusr

README.md

@@ -0,0 +1,13 @@
+Django Compressor Closure API Compile Filter
+============================================
+
+### Doc
+
+- [What is the Closure Compiler](https://developers.google.com/closure/compiler/)
+- [Closure Compiler Service API Reference](https://developers.google.com/closure/compiler/docs/api-ref)
+- [Closure Compiler Online](https://closure-compiler.appspot.com/)
+
+### Similar projects
+
+- [Google closure compiler CLI API Docker Image](https://github.com/femtopixel/docker-google-closure-compiler-api)
+- [closure](https://github.com/miracle2k/python-closure)

bin/compiler

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+import os
+
+import sys
+
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+sys.path.append(BASE_DIR)
+
+from compiler import minify
+
+
+def main(argv):
+    """Read each argument as file if exits. Or else read stdin. And write to stdout"""
+    js_code = ''
+
+    if argv:
+        for file_path in argv:
+            with open(file_path) as file:
+                js_code += file.read()
+    elif sys.stdin:
+        for line in sys.stdin:
+            js_code += line
+
+    print(minify(js_code))
+
+
+if __name__ == '__main__':
+    main(sys.argv[1:])

compiler.py

@@ -1,11 +1,4 @@
-#!/usr/bin/env python3
-
 import requests
-# src: https://developers.google.com/closure/compiler/?csw=1
-# online: https://closure-compiler.appspot.com/home
-# compilation_level: WHITESPACE_ONLY, SIMPLE_OPTIMIZATIONS, ADVANCED_OPTIMIZATIONS
-# API reference: https://developers.google.com/closure/compiler/docs/api-ref
-import sys
 
 URL = 'https://closure-compiler.appspot.com/compile'
 COMPILATION_LEVEL = 'SIMPLE_OPTIMIZATIONS'
@@ -17,6 +10,9 @@ class ParseError(Exception):
     def __init__(self, errors):
         self.errors = errors
 
+    def __str__(self):
+        return str(self.errors)
+
 
 def minify(text):
     data = dict(
@@ -28,27 +24,9 @@ def minify(text):
     response = requests.post(URL, data).json()
     errors = response.get('errors')
     if errors:
-        raise ParseError(errors=errors)
+        raise ParseError(errors)
 
     data['output_info'] = 'compiled_code'
     response = requests.post(URL, data).json()
 
     return response['compiledCode']
-
-
-def main(argv):
-    js_code = ''
-
-    if argv:
-        for file_path in argv:
-            with open(file_path) as file:
-                js_code += file.read()
-    elif sys.stdin:
-        for line in sys.stdin:
-            js_code += line
-
-    print(minify(js_code))
-
-
-if __name__ == '__main__':
-    main(sys.argv[1:])

filters.py

@@ -1,6 +1,6 @@
 from compressor.filters import CallbackOutputFilter
 
 
-class GoogleClosureCompileFilter(CallbackOutputFilter):
+class ClosureAPICompileFilter(CallbackOutputFilter):
     dependencies = ['requests']
-    callback = 'google_closure_online_compile_filter.compiler.minify'
+    callback = 'compiler.minify'