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Add spack -H shortcut for spack help --all

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- I keep typing this based on `spack test -h` and `spack test -H`
- This finally makes my fingers happy
This commit is contained in:
Todd Gamblin 2018-06-22 23:41:51 -07:00
parent df45b6f56d
commit f476e60c01
1 changed files with 17 additions and 18 deletions
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35
lib/spack/spack/main.py
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@ -314,8 +314,13 @@ def make_argument_parser(**kwargs):
stat_lines = list(zip(*(iter(stat_names),) * 7))
parser.add_argument(
'-h', '--help', action='store_true',
'-h', '--help',
dest='help', action='store_const', const='short', default=None,
help="show this help message and exit")
parser.add_argument(
'-H', '--all-help',
dest='help', action='store_const', const='long', default=None,
help="show help for all commands (same as spack help --all)")
parser.add_argument(
'--color', action='store', default='auto',
choices=('always', 'never', 'auto'),
@ -563,15 +568,17 @@ def main(argv=None):
parser.print_help()
return 1
# -h and -V are special as they do not require a command, but all the
# other options do nothing without a command.
if not args.command:
if args.version:
print(spack.spack_version)
return 0
else:
parser.print_help()
return 0 if args.help else 1
# -h, -H, and -V are special as they do not require a command, but
# all the other options do nothing without a command.
if args.version:
print(spack.spack_version)
return 0
elif args.help:
sys.stdout.write(parser.format_help(level=args.help))
return 0
elif not args.command:
parser.print_help()
return 1
# Try to load the particular command the caller asked for. If there
# is no module for it, just die.
@ -586,14 +593,6 @@ def main(argv=None):
# Re-parse with the proper sub-parser added.
args, unknown = parser.parse_known_args()
# we now know whether options go with spack or the command
if args.version:
print(spack.spack_version)
return 0
elif args.help:
parser.print_help()
return 0
# now we can actually execute the command.
command = spack.cmd.get_command(cmd_name)
try: