|
- from __future__ import absolute_import
-
- import sys
- from pip.basecommand import Command
-
- BASE_COMPLETION = """
- # pip %(shell)s completion start%(script)s# pip %(shell)s completion end
- """
-
- COMPLETION_SCRIPTS = {
- 'bash': """
- _pip_completion()
- {
- COMPREPLY=( $( COMP_WORDS="${COMP_WORDS[*]}" \\
- COMP_CWORD=$COMP_CWORD \\
- PIP_AUTO_COMPLETE=1 $1 ) )
- }
- complete -o default -F _pip_completion pip
- """, 'zsh': """
- function _pip_completion {
- local words cword
- read -Ac words
- read -cn cword
- reply=( $( COMP_WORDS="$words[*]" \\
- COMP_CWORD=$(( cword-1 )) \\
- PIP_AUTO_COMPLETE=1 $words[1] ) )
- }
- compctl -K _pip_completion pip
- """}
-
-
- class CompletionCommand(Command):
- """A helper command to be used for command completion."""
- name = 'completion'
- summary = 'A helper command to be used for command completion'
- hidden = True
-
- def __init__(self, *args, **kw):
- super(CompletionCommand, self).__init__(*args, **kw)
-
- cmd_opts = self.cmd_opts
-
- cmd_opts.add_option(
- '--bash', '-b',
- action='store_const',
- const='bash',
- dest='shell',
- help='Emit completion code for bash')
- cmd_opts.add_option(
- '--zsh', '-z',
- action='store_const',
- const='zsh',
- dest='shell',
- help='Emit completion code for zsh')
-
- self.parser.insert_option_group(0, cmd_opts)
-
- def run(self, options, args):
- """Prints the completion code of the given shell"""
- shells = COMPLETION_SCRIPTS.keys()
- shell_options = ['--' + shell for shell in sorted(shells)]
- if options.shell in shells:
- script = COMPLETION_SCRIPTS.get(options.shell, '')
- print(BASE_COMPLETION % {'script': script, 'shell': options.shell})
- else:
- sys.stderr.write(
- 'ERROR: You must pass %s\n' % ' or '.join(shell_options)
- )
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