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44 lines
1.0 KiB
Python
44 lines
1.0 KiB
Python
import contextlib
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from plumbum import local
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from pre_commit.languages import helpers
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from pre_commit.languages import python
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NODE_ENV = 'node_env'
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class NodeEnv(object):
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def __init__(self, py_env):
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self.py_env = py_env
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self.env_prefix = '. {0}/bin/activate &&'.format(NODE_ENV)
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def run(self, cmd, **kwargs):
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return self.py_env.run(' '.join([self.env_prefix, cmd]), **kwargs)
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@contextlib.contextmanager
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def in_env(py_env):
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yield NodeEnv(py_env)
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def install_environment():
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assert local.path('package.json').exists()
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if local.path('node_env').exists():
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return
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local['virtualenv'][python.PY_ENV]()
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with python.in_env() as python_env:
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python_env.run('pip install nodeenv')
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python_env.run('nodeenv {0}'.format(NODE_ENV))
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with in_env(python_env) as node_env:
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node_env.run('npm install -g')
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def run_hook(hook, file_args):
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with python.in_env() as py_env:
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with in_env(py_env) as node_env:
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return helpers.run_hook(node_env, hook, file_args) |