# __ __ # / /_ / __/ # / // / / /_ # / __/ / /_/ __/ # /_/ /__// completion.bash # # - $FZF_TMUX (default: 0) # - $FZF_TMUX_OPTS (default: empty) # - $FZF_COMPLETION_TRIGGER (default: '**') # - $FZF_COMPLETION_OPTS (default: empty)

if [[ $- =~ i ]]; then

# To use custom commands instead of find, override fzf_compgen{path,dir} if ! declare -f _fzf_compgen_path > /dev/null; then

_fzf_compgen_path() {
  echo "$1"
  command find -L "$1" \
    -name .git -prune -o -name .hg -prune -o -name .svn -prune -o \( -type d -o -type f -o -type l \) \
    -a -not -path "$1" -print 2> /dev/null | sed 's@^\./@@'
}

fi

if ! declare -f _fzf_compgen_dir > /dev/null; then

_fzf_compgen_dir() {
  command find -L "$1" \
    -name .git -prune -o -name .hg -prune -o -name .svn -prune -o -type d \
    -a -not -path "$1" -print 2> /dev/null | sed 's@^\./@@'
}

fi

###########################################################

# To redraw line after fzf closes (printf 'e[5n') bind '“e[0n”: redraw-current-line' 2> /dev/null

__fzf_comprun() {

if [[ "$(type -t _fzf_comprun 2>&1)" = function ]]; then
  _fzf_comprun "$@"
elif [[ -n "$TMUX_PANE" ]] && { [[ "${FZF_TMUX:-0}" != 0 ]] || [[ -n "$FZF_TMUX_OPTS" ]]; }; then
  shift
  fzf-tmux ${FZF_TMUX_OPTS:--d${FZF_TMUX_HEIGHT:-40%}} -- "$@"
else
  shift
  fzf "$@"
fi

}

__fzf_orig_completion() {

local l comp f cmd
while read -r l; do
  if [[ "$l" =~ ^(.*\ -F)\ *([^ ]*).*\ ([^ ]*)$ ]]; then
    comp="${BASH_REMATCH[1]}"
    f="${BASH_REMATCH[2]}"
    cmd="${BASH_REMATCH[3]}"
    [[ "$f" = _fzf_* ]] && continue
    printf -v "_fzf_orig_completion_${cmd//[^A-Za-z0-9_]/_}" "%s" "${comp} %s ${cmd} #${f}"
    if [[ "$l" = *" -o nospace "* ]] && [[ ! "$__fzf_nospace_commands" = *" $cmd "* ]]; then
      __fzf_nospace_commands="$__fzf_nospace_commands $cmd "
    fi
  fi
done

}

_fzf_opts_completion() {

local cur prev opts
COMPREPLY=()
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
opts="
  -x --extended
  -e --exact
  --algo
  -i +i
  -n --nth
  --with-nth
  -d --delimiter
  +s --no-sort
  --tac
  --tiebreak
  -m --multi
  --no-mouse
  --bind
  --cycle
  --no-hscroll
  --jump-labels
  --height
  --literal
  --reverse
  --margin
  --inline-info
  --prompt
  --pointer
  --marker
  --header
  --header-lines
  --ansi
  --tabstop
  --color
  --no-bold
  --history
  --history-size
  --preview
  --preview-window
  -q --query
  -1 --select-1
  -0 --exit-0
  -f --filter
  --print-query
  --expect
  --sync"

case "${prev}" in
--tiebreak)
  COMPREPLY=( $(compgen -W "length begin end index" -- "$cur") )
  return 0
  ;;
--color)
  COMPREPLY=( $(compgen -W "dark light 16 bw" -- "$cur") )
  return 0
  ;;
--history)
  COMPREPLY=()
  return 0
  ;;
esac

if [[ "$cur" =~ ^-|\+ ]]; then
  COMPREPLY=( $(compgen -W "${opts}" -- "$cur") )
  return 0
fi

return 0

}

_fzf_handle_dynamic_completion() {

local cmd orig_var orig ret orig_cmd orig_complete
cmd="$1"
shift
orig_cmd="$1"
orig_var="_fzf_orig_completion_$cmd"
orig="${!orig_var##*#}"
if [[ -n "$orig" ]] && type "$orig" > /dev/null 2>&1; then
  $orig "$@"
elif [[ -n "$_fzf_completion_loader" ]]; then
  orig_complete=$(complete -p "$orig_cmd" 2> /dev/null)
  _completion_loader "$@"
  ret=$?
  # _completion_loader may not have updated completion for the command
  if [[ "$(complete -p "$orig_cmd" 2> /dev/null)" != "$orig_complete" ]]; then
    __fzf_orig_completion < <(complete -p "$orig_cmd" 2> /dev/null)
    if [[ "$__fzf_nospace_commands" = *" $orig_cmd "* ]]; then
      eval "${orig_complete/ -F / -o nospace -F }"
    else
      eval "$orig_complete"
    fi
  fi
  return $ret
fi

}

__fzf_generic_path_completion() {

local cur base dir leftover matches trigger cmd
cmd="${COMP_WORDS[0]//[^A-Za-z0-9_=]/_}"
COMPREPLY=()
trigger=${FZF_COMPLETION_TRIGGER-'**'}
cur="${COMP_WORDS[COMP_CWORD]}"
if [[ "$cur" == *"$trigger" ]]; then
  base=${cur:0:${#cur}-${#trigger}}
  eval "base=$base"

  [[ $base = *"/"* ]] && dir="$base"
  while true; do
    if [[ -z "$dir" ]] || [[ -d "$dir" ]]; then
      leftover=${base/#"$dir"}
      leftover=${leftover/#\/}
      [[ -z "$dir" ]] && dir='.'
      [[ "$dir" != "/" ]] && dir="${dir/%\//}"
      matches=$(eval "$1 $(printf %q "$dir")" | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse --bind=ctrl-z:ignore $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS $2" __fzf_comprun "$4" -q "$leftover" | while read -r item; do
        printf "%q$3 " "$item"
      done)
      matches=${matches% }
      [[ -z "$3" ]] && [[ "$__fzf_nospace_commands" = *" ${COMP_WORDS[0]} "* ]] && matches="$matches "
      if [[ -n "$matches" ]]; then
        COMPREPLY=( "$matches" )
      else
        COMPREPLY=( "$cur" )
      fi
      printf '\e[5n'
      return 0
    fi
    dir=$(dirname "$dir")
    [[ "$dir" =~ /$ ]] || dir="$dir"/
  done
else
  shift
  shift
  shift
  _fzf_handle_dynamic_completion "$cmd" "$@"
fi

}

_fzf_complete() {

# Split arguments around --
local args rest str_arg i sep
args=("$@")
sep=
for i in "${!args[@]}"; do
  if [[ "${args[$i]}" = -- ]]; then
    sep=$i
    break
  fi
done
if [[ -n "$sep" ]]; then
  str_arg=
  rest=("${args[@]:$((sep + 1)):${#args[@]}}")
  args=("${args[@]:0:$sep}")
else
  str_arg=$1
  args=()
  shift
  rest=("$@")
fi

local cur selected trigger cmd post
post="$(caller 0 | awk '{print $2}')_post"
type -t "$post" > /dev/null 2>&1 || post=cat

cmd="${COMP_WORDS[0]//[^A-Za-z0-9_=]/_}"
trigger=${FZF_COMPLETION_TRIGGER-'**'}
cur="${COMP_WORDS[COMP_CWORD]}"
if [[ "$cur" == *"$trigger" ]]; then
  cur=${cur:0:${#cur}-${#trigger}}

  selected=$(FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse --bind=ctrl-z:ignore $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS $str_arg" __fzf_comprun "${rest[0]}" "${args[@]}" -q "$cur" | $post | tr '\n' ' ')
  selected=${selected% } # Strip trailing space not to repeat "-o nospace"
  if [[ -n "$selected" ]]; then
    COMPREPLY=("$selected")
  else
    COMPREPLY=("$cur")
  fi
  printf '\e[5n'
  return 0
else
  _fzf_handle_dynamic_completion "$cmd" "${rest[@]}"
fi

}

_fzf_path_completion() {

__fzf_generic_path_completion _fzf_compgen_path "-m" "" "$@"

}

# Deprecated. No file only completion. _fzf_file_completion() {

_fzf_path_completion "$@"

}

_fzf_dir_completion() {

__fzf_generic_path_completion _fzf_compgen_dir "" "/" "$@"

}

_fzf_complete_kill() {

local trigger=${FZF_COMPLETION_TRIGGER-'**'}
local cur="${COMP_WORDS[COMP_CWORD]}"
if [[ -z "$cur" ]]; then
  COMP_WORDS[$COMP_CWORD]=$trigger
elif [[ "$cur" != *"$trigger" ]]; then
  return 1
fi

_fzf_proc_completion "$@"

}

_fzf_proc_completion() {

_fzf_complete -m --preview 'echo {}' --preview-window down:3:wrap --min-height 15 -- "$@" < <(
  command ps -ef | sed 1d
)

}

_fzf_proc_completion_post() {

awk '{print $2}'

}

_fzf_host_completion() {

_fzf_complete +m -- "$@" < <(
  command cat <(command tail -n +1 ~/.ssh/config ~/.ssh/config.d/* /etc/ssh/ssh_config 2> /dev/null | command grep -i '^\s*host\(name\)\? ' | awk '{for (i = 2; i <= NF; i++) print $1 " " $i}' | command grep -v '[*?]') \
      <(command grep -oE '^[[a-z0-9.,:-]+' ~/.ssh/known_hosts | tr ',' '\n' | tr -d '[' | awk '{ print $1 " " $1 }') \
      <(command grep -v '^\s*\(#\|$\)' /etc/hosts | command grep -Fv '0.0.0.0') |
      awk '{if (length($2) > 0) {print $2}}' | sort -u
)

}

_fzf_var_completion() {

_fzf_complete -m -- "$@" < <(
  declare -xp | sed 's/=.*//' | sed 's/.* //'
)

}

_fzf_alias_completion() {

_fzf_complete -m -- "$@" < <(
  alias | sed 's/=.*//' | sed 's/.* //'
)

}

# fzf options complete -o default -F _fzf_opts_completion fzf

d_cmds=“${FZF_COMPLETION_DIR_COMMANDS:-cd pushd rmdir}” a_cmds=“

awk cat diff diff3
emacs emacsclient ex file ftp g++ gcc gvim head hg java
javac ld less more mvim nvim patch perl python ruby
sed sftp sort source tail tee uniq vi view vim wc xdg-open
basename bunzip2 bzip2 chmod chown curl cp dirname du
find git grep gunzip gzip hg jar
ln ls mv open rm rsync scp
svn tar unzip zip"

# Preserve existing completion __fzf_orig_completion < <(complete -p $d_cmds $a_cmds 2> /dev/null)

if type _completion_loader > /dev/null 2>&1; then

_fzf_completion_loader=1

fi

__fzf_defc() {

local cmd func opts orig_var orig def
cmd="$1"
func="$2"
opts="$3"
orig_var="_fzf_orig_completion_${cmd//[^A-Za-z0-9_]/_}"
orig="${!orig_var}"
if [[ -n "$orig" ]]; then
  printf -v def "$orig" "$func"
  eval "$def"
else
  complete -F "$func" $opts "$cmd"
fi

}

# Anything for cmd in $a_cmds; do

__fzf_defc "$cmd" _fzf_path_completion "-o default -o bashdefault"

done

# Directory for cmd in $d_cmds; do

__fzf_defc "$cmd" _fzf_dir_completion "-o nospace -o dirnames"

done

# Kill completion (supports empty completion trigger) complete -F _fzf_complete_kill -o default -o bashdefault kill

unset cmd d_cmds a_cmds

_fzf_setup_completion() {

local kind fn cmd
kind=$1
fn=_fzf_${1}_completion
if [[ $# -lt 2 ]] || ! type -t "$fn" > /dev/null; then
  echo "usage: ${FUNCNAME[0]} path|dir|var|alias|host|proc COMMANDS..."
  return 1
fi
shift
__fzf_orig_completion < <(complete -p "$@" 2> /dev/null)
for cmd in "$@"; do
  case "$kind" in
    dir)   __fzf_defc "$cmd" "$fn" "-o nospace -o dirnames" ;;
    var)   __fzf_defc "$cmd" "$fn" "-o default -o nospace -v" ;;
    alias) __fzf_defc "$cmd" "$fn" "-a" ;;
    *)     __fzf_defc "$cmd" "$fn" "-o default -o bashdefault" ;;
  esac
done

}

# Environment variables / Aliases / Hosts _fzf_setup_completion 'var' export unset _fzf_setup_completion 'alias' unalias _fzf_setup_completion 'host' ssh telnet

fi