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# Copyright 2021 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Programmable bash completion. https://github.com/scop/bash-completion
# TODO: Handle interspersed options. We handle `repo h<tab>`, but not
# `repo --time h<tab>`.
# Complete the list of repo subcommands.
__complete_repo_list_commands() {
local repo=${COMP_WORDS[0]}
(
# Handle completions if running outside of a checkout.
if ! "${repo}" help --all 2>/dev/null; then
repo help 2>/dev/null
fi
) | sed -n '/^ /{s/ \([^ ]\+\) .\+/\1/;p}'
}
# Complete list of all branches available in all projects in the repo client
# checkout.
__complete_repo_list_branches() {
local repo=${COMP_WORDS[0]}
"${repo}" branches 2>/dev/null | \
sed -n '/|/{s/[ *][Pp ] *\([^ ]\+\) .*/\1/;p}'
}
# Complete list of all projects available in the repo client checkout.
__complete_repo_list_projects() {
local repo=${COMP_WORDS[0]}
"${repo}" list -n 2>/dev/null
"${repo}" list -p --relative-to=. 2>/dev/null
}
# Complete the repo <command> argument.
__complete_repo_command() {
if [[ ${COMP_CWORD} -ne 1 ]]; then
return 1
fi
local command=${COMP_WORDS[1]}
COMPREPLY=($(compgen -W "$(__complete_repo_list_commands)" -- "${command}"))
return 0
}
# Complete repo subcommands that take <branch> <projects>.
__complete_repo_command_branch_projects() {
local current=$1
if [[ ${COMP_CWORD} -eq 2 ]]; then
COMPREPLY=($(compgen -W "$(__complete_repo_list_branches)" -- "${current}"))
else
COMPREPLY=($(compgen -W "$(__complete_repo_list_projects)" -- "${current}"))
fi
}
# Complete repo subcommands that take only <projects>.
__complete_repo_command_projects() {
local current=$1
COMPREPLY=($(compgen -W "$(__complete_repo_list_projects)" -- "${current}"))
}
# Complete `repo help`.
__complete_repo_command_help() {
local current=$1
# CWORD=1 is "start".
# CWORD=2 is the <subcommand> which we complete here.
if [[ ${COMP_CWORD} -eq 2 ]]; then
COMPREPLY=(
$(compgen -W "$(__complete_repo_list_commands)" -- "${current}")
)
fi
}
# Complete `repo forall`.
__complete_repo_command_forall() {
local current=$1
# CWORD=1 is "forall".
# CWORD=2+ are <projects> *until* we hit the -c option.
local i
for (( i = 0; i < COMP_CWORD; ++i )); do
if [[ "${COMP_WORDS[i]}" == "-c" ]]; then
return 0
fi
done
COMPREPLY=(
$(compgen -W "$(__complete_repo_list_projects)" -- "${current}")
)
}
# Complete `repo start`.
__complete_repo_command_start() {
local current=$1
# CWORD=1 is "start".
# CWORD=2 is the <branch> which we don't complete.
# CWORD=3+ are <projects> which we complete here.
if [[ ${COMP_CWORD} -gt 2 ]]; then
COMPREPLY=(
$(compgen -W "$(__complete_repo_list_projects)" -- "${current}")
)
fi
}
# Complete the repo subcommand arguments.
__complete_repo_arg() {
if [[ ${COMP_CWORD} -le 1 ]]; then
return 1
fi
local command=${COMP_WORDS[1]}
local current=${COMP_WORDS[COMP_CWORD]}
case ${command} in
abandon|checkout)
__complete_repo_command_branch_projects "${current}"
return 0
;;
branch|branches|diff|info|list|overview|prune|rebase|smartsync|stage|status|\
sync|upload)
__complete_repo_command_projects "${current}"
return 0
;;
help|start|forall)
__complete_repo_command_${command} "${current}"
return 0
;;
*)
return 1
;;
esac
}
# Complete the repo arguments.
__complete_repo() {
COMPREPLY=()
__complete_repo_command && return 0
__complete_repo_arg && return 0
return 0
}
# Fallback to the default complete methods if we aren't able to provide anything
# useful. This will allow e.g. local paths to be used when it makes sense.
complete -F __complete_repo -o bashdefault -o default repo