ardupilot/Tools/completion/bash/_waf

#!/usr/bin/env bash

_waf()
{
    local cur prev opts
    COMPREPLY=()
    cur="${COMP_WORDS[COMP_CWORD]}"
    prev="${COMP_WORDS[COMP_CWORD-1]}"
    # don't complet =
    _init_completion -n = || return

    # TODO: generate for waf help
    opts="-h"
    opts+=" -j "
    opts+=" -v "
    opts+=" -g "
    opts+=" --debug"
    opts+=" --bootloader"
    opts+=" --board"
    opts+=" --target"
    opts+=" --upload"
    opts+=" --upload-port"
    opts+=" --upload-force"
    opts+=" --static"
    opts+=" --Werror"
    opts+=" --disable-Werror"
    opts+=" --default-parameters"
    opts+=" --enable-sfml"
    opts+=" --enable-sfml-audio"
    opts+=" --enable-sfml-joystick"
    opts+=" --sitl-osd"
    opts+=" --sitl-rgbled"
    opts+=" --sitl-flash-storage"
    opts+=" --sitl-littlefs"
    opts+=" --build-dates"
    opts+=" --enable-scripting"
    opts+=" --disable-scripting"
    opts+=" --scripting-checks"
    opts+=" --scripting-docs"
    opts+=" --enable-dronecan-tests"
    opts+=" --enable-networking-tests"
    opts+=" --disable-networking"
    opts+=" --num-aux-imus"
    opts+=" --ekf-single"
    opts+=" --ekf-double"
    opts+=" --postype-single"
    opts+=" --force-32bit"
    opts+=" --ubsan"
    opts+=" --ubsan-abort"
    opts+=" --asan"
    opts+=" --coverage"
    opts+=" --osd"
    opts+=" --osd-fonts"
    opts+=" --enable-math-check-indexes"
    opts+=" --enable-asserts"
    opts+=" --enable-benchmarks"
    opts+=" --enable-check-firmware"
    opts+=" --enable-stats"
    opts+=" --consistent-builds"

    # generate command list from waf help (cached for the shell session)
    if [ -z "$_waf_comp_commands" ]; then
      _waf_comp_commands=$(./waf --help 2>/dev/null | sed -n '/^Main commands/,/^Options:/p' | sed -n 's/^  \([a-zA-Z_][a-zA-Z0-9_-]*\) *: .*/\1/p' | sed '/^conf$/d' | tr '\n' ' ')
    fi
    opts+=" $_waf_comp_commands"
    opts+=" submodule_force_clean"
    opts+=" submodulesync"
    opts+=" scripting_docs"

    # Prevent word reuse TODO: add -vvv case
    for ((i = 0; i < COMP_CWORD; i++))
    do
        if [[ $opts == *"${COMP_WORDS[i]}"* ]]; then
          opts=${opts//${COMP_WORDS[i]}/}
          opts=${opts//--${COMP_WORDS[i]}/}
        fi
    done

    case $prev in
      --board)
        opts=$(./waf list_boards | sed -e '$d')
        mapfile -t COMPREPLY < <(compgen -W "${opts}" -- "${cur}")
        return 0
        ;;
    esac

    case $cur in
      --targets=*)
        cur=${cur#*=}
        if [ -z "$_waf_comp_targets" ]; then
          # list target without color, remove Lua embedding, remove empty and space only line, remove objs/*, remove path for lua binding, remove trailing spaces, change line return for space
          _waf_comp_targets=$(./waf list -c no | sed  -e '/^Embedding/d' -e '/^ *$/d' -e '/objs\//d' -e '$d' -e '/^\//d' | tr -d " " | tr '\n' ' ')
        fi
        opts=$_waf_comp_targets
        mapfile -t COMPREPLY < <(compgen -W "${opts}" -- "${cur}")
        return 0
        ;;
    esac

    # shellcheck disable=SC2016 # compgen -W expands the command substitution itself
    mapfile -t COMPREPLY < <(compgen -W '$(_parse_help "$1")' -- "$cur")
    mapfile -t -O "${#COMPREPLY[@]}" COMPREPLY < <(compgen -W "${opts}" -- "${cur}")
    [[ ${COMPREPLY-} == *= ]] && compopt -o nospace
}


complete -F _waf waf