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Add maxdepth option to limit subcommand nesting #109

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Add maxdepth option to limit subcommand nesting #109

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1606d94
Add maxdepth option to limit nesting
coloursofnoise Jul 20, 2022
6be35d3
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coloursofnoise Jul 20, 2022
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20 changes: 17 additions & 3 deletions sphinx_click/ext.py
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Original file line number Diff line number Diff line change
Expand Up @@ -385,6 +385,7 @@ class ClickDirective(rst.Directive):
option_spec = {
'prog': directives.unchanged_required,
'nested': nested,
'maxdepth': directives.unchanged_required,
'commands': directives.unchanged,
'show-nested': directives.flag,
}
Expand Down Expand Up @@ -432,8 +433,10 @@ def _generate_nodes(
command: click.Command,
parent: ty.Optional[click.Context],
nested: str,
maxdepth: int,
commands: ty.Optional[ty.List[str]] = None,
semantic_group: bool = False,
current_depth: int = 0,
) -> ty.List[nodes.section]:
"""Generate the relevant Sphinx nodes.

Expand All @@ -443,6 +446,7 @@ def _generate_nodes(
:param command: Instance of `click.Group` or `click.Command`
:param parent: Instance of `click.Context`, or None
:param nested: The granularity of subcommand details.
:param maxdepth: The maximum depth of recursive subcommands to display.
:param commands: Display only listed commands or skip the section if
empty
:param semantic_group: Display command as title and description for
Expand Down Expand Up @@ -480,7 +484,7 @@ def _generate_nodes(

# Subcommands

if nested == NESTED_FULL:
if (maxdepth < 1 or current_depth < maxdepth) and nested == NESTED_FULL:
if isinstance(command, click.CommandCollection):
for source in command.sources:
section.extend(
Expand All @@ -489,7 +493,9 @@ def _generate_nodes(
source,
parent=ctx,
nested=nested,
maxdepth=maxdepth,
semantic_group=True,
current_depth=current_depth + 1,
)
)
else:
Expand All @@ -498,7 +504,12 @@ def _generate_nodes(
parent = ctx if not semantic_group else ctx.parent
section.extend(
self._generate_nodes(
command.name, command, parent=parent, nested=nested
command.name,
command,
parent=parent,
nested=nested,
maxdepth=maxdepth,
current_depth=current_depth + 1,
)
)

Expand All @@ -515,6 +526,7 @@ def run(self) -> ty.Iterable[nodes.section]:
prog_name = self.options.get('prog')
show_nested = 'show-nested' in self.options
nested = self.options.get('nested')
maxdepth = int(self.options.get('maxdepth') or 0)

if show_nested:
if nested:
Expand All @@ -534,7 +546,9 @@ def run(self) -> ty.Iterable[nodes.section]:
command.strip() for command in self.options.get('commands').split(',')
]

return self._generate_nodes(prog_name, command, None, nested, commands)
return self._generate_nodes(
prog_name, command, None, nested, maxdepth, commands
)


def setup(app: application.Sphinx) -> ty.Dict[str, ty.Any]:
Expand Down