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cmds: Check for extra arguments

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This commit is contained in:
Kovid Goyal 2018-05-23 08:24:08 +05:30
parent 76da315f81
commit 8e0e4b8fd1
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 4 additions and 2 deletions
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6
kitty/cmds.py
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@ -38,7 +38,7 @@ def cmd(short_desc, desc=None, options_spec=None, no_response=False, argspec='..
func.impl = lambda: globals()[func.__name__[4:]]
func.no_response = no_response
func.string_return_is_error = string_return_is_error
func.args_count = args_count
func.args_count = 0 if not argspec else args_count
return func
return w
@ -92,7 +92,7 @@ def ls(boss, window):
@cmd(
'Set the font size in all windows',
'Sets the font size to the specified size, in pts.',
argspec='FONT_SIZE'
argspec='FONT_SIZE', args_count=1
)
def cmd_set_font_size(global_opts, opts, args):
try:
@ -638,6 +638,8 @@ cmap = {v.name: v for v in globals().values() if hasattr(v, 'is_cmd')}
def parse_subcommand_cli(func, args):
opts, items = parse_args(args[1:], (func.options_spec or '\n').format, func.argspec, func.desc, '{} @ {}'.format(appname, func.name))
if func.args_count is not None and func.args_count != len(items):
if func.args_count == 0:
raise SystemExit('Unknown extra argument(s) supplied to {}'.format(func.name))
raise SystemExit('Must specify exactly {} argument(s) for {}'.format(func.args_count, func.name))
return opts, items