| from distutils.errors import DistutilsOptionError | |
| from setuptools.command.setopt import edit_config, option_base, config_file | |
| def shquote(arg): | |
| """Quote an argument for later parsing by shlex.split()""" | |
| for c in '"', "'", "\\", "#": | |
| if c in arg: | |
| return repr(arg) | |
| if arg.split() != [arg]: | |
| return repr(arg) | |
| return arg | |
| class alias(option_base): | |
| """Define a shortcut that invokes one or more commands""" | |
| description = "define a shortcut to invoke one or more commands" | |
| command_consumes_arguments = True | |
| user_options = [ | |
| ('remove', 'r', 'remove (unset) the alias'), | |
| ] + option_base.user_options | |
| boolean_options = option_base.boolean_options + ['remove'] | |
| def initialize_options(self): | |
| option_base.initialize_options(self) | |
| self.args = None | |
| self.remove = None | |
| def finalize_options(self): | |
| option_base.finalize_options(self) | |
| if self.remove and len(self.args) != 1: | |
| raise DistutilsOptionError( | |
| "Must specify exactly one argument (the alias name) when " | |
| "using --remove" | |
| ) | |
| def run(self): | |
| aliases = self.distribution.get_option_dict('aliases') | |
| if not self.args: | |
| print("Command Aliases") | |
| print("---------------") | |
| for alias in aliases: | |
| print("setup.py alias", format_alias(alias, aliases)) | |
| return | |
| elif len(self.args) == 1: | |
| alias, = self.args | |
| if self.remove: | |
| command = None | |
| elif alias in aliases: | |
| print("setup.py alias", format_alias(alias, aliases)) | |
| return | |
| else: | |
| print("No alias definition found for %r" % alias) | |
| return | |
| else: | |
| alias = self.args[0] | |
| command = ' '.join(map(shquote, self.args[1:])) | |
| edit_config(self.filename, {'aliases': {alias: command}}, self.dry_run) | |
| def format_alias(name, aliases): | |
| source, command = aliases[name] | |
| if source == config_file('global'): | |
| source = '--global-config ' | |
| elif source == config_file('user'): | |
| source = '--user-config ' | |
| elif source == config_file('local'): | |
| source = '' | |
| else: | |
| source = '--filename=%r' % source | |
| return source + name + ' ' + command | |