Merge pull request #205 from demux/master

Live Script Support

docs/compilers.rst

@@ -32,6 +32,33 @@ To use it add this to your ``PIPELINE_COMPILERS`` ::
 
   Defaults to ``''``.
 
+Live Script compiler
+======================
+
+The LiveScript compiler uses `LiveScript <https://github.com/gkz/LiveScript>`_
+to compile your javascripts.
+
+To use it add this to your ``PIPELINE_COMPILERS`` ::
+
+  PIPELINE_COMPILERS = (
+    'pipeline.compilers.livescript.LiveScriptCompiler',
+  )
+
+``PIPELINE_LIVE_SCRIPT_BINARY``
+---------------------------------
+
+  Command line to execute for LiveScript program.
+  You will most likely change this to the location of lsc on your system.
+
+  Defaults to ``'/usr/bin/env lsc'``.
+
+``PIPELINE_LIVE_SCRIPT_ARGUMENTS``
+------------------------------------
+
+  Additional arguments to use when lsc is called.
+
+  Defaults to ``''``.
+
 LESS compiler
 =============
 

pipeline/compilers/livescript.py

+from __future__ import unicode_literals
+
+from pipeline.conf import settings
+from pipeline.compilers import SubProcessCompiler
+
+class LiveScriptCompiler(SubProcessCompiler):
+    output_extension = 'js'
+
+    def match_file(self, path):
+        return path.endswith('.ls')
+
+    def compile_file(self, infile, outfile, outdated=False, force=False):
+        if not outdated and not force:
+            return  # File doesn't need to be recompiled
+        command = "%s -cp %s %s > %s" % (
+            settings.PIPELINE_LIVE_SCRIPT_BINARY,
+            settings.PIPELINE_LIVE_SCRIPT_ARGUMENTS,
+            infile,
+            outfile
+        )
+        return self.execute_command(command)

pipeline/conf/settings.py

@@ -48,6 +48,9 @@ PIPELINE_CSSMIN_ARGUMENTS = getattr(settings, 'PIPELINE_CSSMIN_ARGUMENTS', '')
 PIPELINE_COFFEE_SCRIPT_BINARY = getattr(settings, 'PIPELINE_COFFEE_SCRIPT_BINARY', '/usr/bin/env coffee')
 PIPELINE_COFFEE_SCRIPT_ARGUMENTS = getattr(settings, 'PIPELINE_COFFEE_SCRIPT_ARGUMENTS', '')
 
+PIPELINE_LIVE_SCRIPT_BINARY = getattr(settings, 'PIPELINE_LIVE_SCRIPT_BINARY', '/usr/bin/env lsc')
+PIPELINE_LIVE_SCRIPT_ARGUMENTS = getattr(settings, 'PIPELINE_LIVE_SCRIPT_ARGUMENTS', '')
+
 PIPELINE_SASS_BINARY = getattr(settings, 'PIPELINE_SASS_BINARY', '/usr/bin/env sass')
 PIPELINE_SASS_ARGUMENTS = getattr(settings, 'PIPELINE_SASS_ARGUMENTS', '')