mirror of
https://github.com/pypa/pip
synced 2023-12-13 21:30:23 +01:00
158 lines
4.8 KiB
Python
158 lines
4.8 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, create_command
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from pip._internal.req.req_file import SUPPORTED_OPTIONS
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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 = create_command(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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cmd = create_command(self.arguments[0])
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description = dedent(cmd.__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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bookmark_line = (
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".. _`{cmd_name}_{option._long_opts[0]}`:"
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if cmd_name else
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".. _`{option._long_opts[0]}`:"
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).format(**locals())
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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 += ", " + 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 += " <{}>".format(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, "", " " + 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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required_arguments = 1
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def process_options(self):
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cmd_name = self.arguments[0]
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self._format_options(
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[o() for o in cmdoptions.index_group['options']],
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cmd_name=cmd_name,
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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 = create_command(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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class PipReqFileOptionsReference(PipOptions):
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def determine_opt_prefix(self, opt_name):
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for command in commands_dict:
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cmd = create_command(command)
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if cmd.cmd_opts.has_option(opt_name):
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return command
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raise KeyError('Could not identify prefix of opt {}'.format(opt_name))
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def process_options(self):
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for option in SUPPORTED_OPTIONS:
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if getattr(option, 'deprecated', False):
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continue
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opt = option()
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opt_name = opt._long_opts[0]
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if opt._short_opts:
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short_opt_name = '{}, '.format(opt._short_opts[0])
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else:
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short_opt_name = ''
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if option in cmdoptions.general_group['options']:
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prefix = ''
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else:
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prefix = '{}_'.format(self.determine_opt_prefix(opt_name))
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self.view_list.append(
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' * :ref:`{short}{long}<{prefix}{opt_name}>`'.format(
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short=short_opt_name,
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long=opt_name,
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prefix=prefix,
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opt_name=opt_name
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),
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"\n"
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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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app.add_directive(
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'pip-requirements-file-options-ref-list', PipReqFileOptionsReference
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)
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