Merge branch 'pedroseac-master'

Author: Andrey Fedoseev

AUTHORS

@@ -8,3 +8,4 @@ Alexey Kuleshevich [https://github.com/lehins]
 Andrey Dresvyannikov [https://github.com/sepulchered]
 Jasper Schulz [https://github.com/jaheba]
 Tim Olson [https://github.com/timolson]
+Pedro Seac [https://github.com/pedroseac]

CHANGES.rst

@@ -5,7 +5,7 @@ Changes
 Dev
 ===
 
- - 
+- Add support for ``--presets`` option in Babel compiler. See babel-cli `options <https://babeljs.io/docs/usage/options/>` for more information.
 
 1.3
 ===

docs/index.rst

@@ -180,13 +180,17 @@ Babel
 ``plugins``
   Babel `plugins <http://babeljs.io/docs/plugins/>`_ command line option. Default: ``None`` (uses Babel's default option).
 
+``presets``
+  Babel `presets <http://babeljs.io/docs/plugins/#presets>`_ command line option. Default: ``None`` (uses Babel's default option).
+
 Example::
 
     STATIC_PRECOMPILER_COMPILERS = (
         ('static_precompiler.compilers.Babel', {
             "executable": "/usr/bin/babel",
             "sourcemap_enabled": True,
-            "plugins": "transform-react-jsx"
+            "plugins": "transform-react-jsx",
+            "presets": "es2015,react",
         }),
     )
 

static_precompiler/compilers/babel.py

@@ -16,13 +16,14 @@ class Babel(base.BaseCompiler):
     input_extension = "es6"
     output_extension = "js"
 
-    def __init__(self, executable="babel", sourcemap_enabled=False, modules=None, plugins=None):
+    def __init__(self, executable="babel", sourcemap_enabled=False, modules=None, plugins=None, presets=None):
         self.executable = executable
         self.is_sourcemap_enabled = sourcemap_enabled
         if modules:
             warnings.warn("'modules' option is removed in Babel 6.0. Use `plugins` instead.", DeprecationWarning)
         self.modules = modules
         self.plugins = plugins
+        self.presets = presets
         super(Babel, self).__init__()
 
     def get_extra_args(self):
@@ -34,6 +35,9 @@ def get_extra_args(self):
         if self.plugins is not None:
             args += ["--plugins", self.plugins]
 
+        if self.presets is not None:
+            args += ["--presets", self.presets]
+
         return args
 
     def compile_file(self, source_path):

static_precompiler/tests/test_babel.py

@@ -67,9 +67,10 @@ def test_compile_source():
 
 def test_get_extra_args():
 
-    compiler = compilers.Babel(modules="foo", plugins="bar")
+    compiler = compilers.Babel(modules="foo", plugins="bar", presets="baz")
 
     assert compiler.get_extra_args() == [
         "--modules", "foo",
         "--plugins", "bar",
+        "--presets", "baz",
     ]