mirror of https://github.com/pypa/pip
111 lines
3.3 KiB
Python
111 lines
3.3 KiB
Python
"""pip sphinx extensions"""
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import optparse
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import sys
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from textwrap import dedent
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from docutils import nodes
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from docutils.parsers import rst
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from docutils.statemachine import ViewList
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from pip._internal.cli import cmdoptions
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from pip._internal.commands import commands_dict as commands
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class PipCommandUsage(rst.Directive):
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required_arguments = 1
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def run(self):
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cmd = commands[self.arguments[0]]
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usage = dedent(
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cmd.usage.replace('%prog', 'pip {}'.format(cmd.name))
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).strip()
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node = nodes.literal_block(usage, usage)
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return [node]
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class PipCommandDescription(rst.Directive):
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required_arguments = 1
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def run(self):
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node = nodes.paragraph()
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node.document = self.state.document
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desc = ViewList()
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description = dedent(commands[self.arguments[0]].__doc__)
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for line in description.split('\n'):
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desc.append(line, "")
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self.state.nested_parse(desc, 0, node)
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return [node]
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class PipOptions(rst.Directive):
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def _format_option(self, option, cmd_name=None):
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if cmd_name:
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bookmark_line = ".. _`%s_%s`:" % (cmd_name, option._long_opts[0])
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else:
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bookmark_line = ".. _`%s`:" % option._long_opts[0]
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line = ".. option:: "
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if option._short_opts:
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line += option._short_opts[0]
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if option._short_opts and option._long_opts:
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line += ", %s" % option._long_opts[0]
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elif option._long_opts:
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line += option._long_opts[0]
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if option.takes_value():
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metavar = option.metavar or option.dest.lower()
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line += " <%s>" % metavar.lower()
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# fix defaults
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opt_help = option.help.replace('%default', str(option.default))
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# fix paths with sys.prefix
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opt_help = opt_help.replace(sys.prefix, "<sys.prefix>")
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return [bookmark_line, "", line, "", " %s" % opt_help, ""]
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def _format_options(self, options, cmd_name=None):
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for option in options:
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if option.help == optparse.SUPPRESS_HELP:
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continue
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for line in self._format_option(option, cmd_name):
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self.view_list.append(line, "")
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def run(self):
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node = nodes.paragraph()
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node.document = self.state.document
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self.view_list = ViewList()
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self.process_options()
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self.state.nested_parse(self.view_list, 0, node)
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return [node]
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class PipGeneralOptions(PipOptions):
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def process_options(self):
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self._format_options(
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[o() for o in cmdoptions.general_group['options']]
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)
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class PipIndexOptions(PipOptions):
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def process_options(self):
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self._format_options(
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[o() for o in cmdoptions.index_group['options']]
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)
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class PipCommandOptions(PipOptions):
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required_arguments = 1
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def process_options(self):
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cmd = commands[self.arguments[0]]()
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self._format_options(
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cmd.parser.option_groups[0].option_list,
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cmd_name=cmd.name,
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)
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def setup(app):
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app.add_directive('pip-command-usage', PipCommandUsage)
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app.add_directive('pip-command-description', PipCommandDescription)
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app.add_directive('pip-command-options', PipCommandOptions)
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app.add_directive('pip-general-options', PipGeneralOptions)
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app.add_directive('pip-index-options', PipIndexOptions)
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