42 lines
1.2 KiB
Python
42 lines
1.2 KiB
Python
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import os
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import subprocess
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from pathlib import Path
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from doit.exceptions import TaskFailed
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from .task import FlowTask, ShellEnv
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class MissingTarget ( Exception ): pass
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class Command ( FlowTask ):
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@staticmethod
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def mkRule ( rule, targets=[], depends=[], command=None ):
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return Command( rule, targets, depends, command )
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def __init__ ( self, rule, targets, depends, command ):
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super().__init__( rule, targets, depends )
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self.command = command
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self.addClean( self.targets )
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def __repr__ ( self ):
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return '<{}>'.format( ' '.join(self.command) )
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def doTask ( self ):
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from ..helpers.io import ErrorMessage
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state = subprocess.run( self.command )
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if state.returncode:
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e = ErrorMessage( 1, 'Command.doTask(): UNIX command failed ({}).' \
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.format( state.returncode ))
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return TaskFailed( e )
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return self.checkTargets( 'Command.doTask' )
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def create_doit_tasks ( self ):
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return { 'basename' : self.basename
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, 'actions' : [ self.doTask ]
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, 'doc' : 'Run {}.'.format( self )
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, 'file_dep' : self.file_dep
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}
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