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34 lines
806 B
Python
34 lines
806 B
Python
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"""Logic for checking and displaying man pages."""
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import subprocess
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import os
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from httpie.context import Environment
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MAN_COMMAND = 'man'
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NO_MAN_PAGES = os.getenv('HTTPIE_NO_MAN_PAGES', False)
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def is_available(program: str) -> bool:
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"""Check whether HTTPie's man pages are available in this system."""
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if NO_MAN_PAGES or os.system == 'nt':
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return False
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process = subprocess.run(
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[MAN_COMMAND, program],
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shell=False,
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stdout=subprocess.DEVNULL,
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stderr=subprocess.DEVNULL
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)
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return process.returncode == 0
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def display_for(env: Environment, program: str) -> None:
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"""Display the man page for the given command (http/https)."""
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subprocess.run(
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[MAN_COMMAND, program],
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stdout=env.stdout,
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stderr=env.stderr
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)
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