#!/usr/bin/env bash
# set -x

# To install:
#  > vcpkg integrate bash
#    This adds the following line to ~/.bashrc:
#      source ~/vcpkg/scripts/vcpkg_completion.bash

# Details: bash and utilities from bash-completion
#          Bash commands: compgen, complete
# Input: COMP_WORDS, COMP_CWORD, COMP_LINE, COMP_POINT, COMP_KEY, COMP_WORDBREAKS
# Output: COMPREPLY

_vcpkg_completions()
{
    local vcpkg_executable=${COMP_WORDS[0]}
    local remaining_command_line=${COMP_LINE:(${#vcpkg_executable}+1)}
    # echo "rem:$remaining_command_line"

    if [ $COMP_CWORD -eq 1 ]; then
        local opts=$(${vcpkg_executable} autocomplete ${remaining_command_line})
    else
        local opts=$(${vcpkg_executable} autocomplete ${remaining_command_line} --)
    fi
    #echo "opts:$opts"

    COMPREPLY=($(compgen -W "${opts}" -- ${COMP_WORDS[COMP_CWORD]}) )
    #echo "COMPREPLY:$COMPREPLY"
}

complete -F _vcpkg_completions vcpkg