33 lines
994 B
Python
33 lines
994 B
Python
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import click, subprocess, sys
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# run a command and display output in a styled terminal
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# cleanser is called if the command returns a >0 exit code
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def run(command: [str], stdin: str = '', cleanser = lambda: None) -> int:
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# newline and set styles
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click.secho('', fg='white', bg='black', bold=True, reset=False)
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# show command
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click.echo('knock> ' + ' '.join(command))
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# remove bold
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click.secho('', fg='white', bg='black', bold=False, reset=False)
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result = subprocess.run(
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command,
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stderr=subprocess.STDOUT,
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input=stdin.encode(),
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check=False # don't throw Python error if returncode isn't 0
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)
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# show returncode in bold, then reset styles
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click.secho(f'\nknock[{result.returncode}]>', bold=True)
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# newline
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click.echo('')
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if result.returncode > 0:
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cleanser()
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click.echo(f'Error: Command returned error code {result.returncode}.', err=True)
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sys.exit(1)
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return result.returncode
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