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Change custom fuzzy completion API

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To make it easier to write more complex fzf options. Although this
does not break backward compatibility, users are encouraged to update
their code accordingly.

  # Before
  _fzf_complete "FZF_ARG1 FZF_ARG2..." "$@" < <(
    # Print candidates
  )

  # After
  _fzf_complete FZF_ARG1 FZF_ARG2... -- "$@" < <(
    # Print candidates
  )
This commit is contained in:
Junegunn Choi
2020-03-11 18:29:39 +09:00
parent 7085e5b629
commit 50b7608f9d
5 changed files with 177 additions and 17 deletions
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42
shell/completion.zsh
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@@ -107,16 +107,38 @@ _fzf_feed_fifo() (
)
_fzf_complete() {
local fifo fzf_opts lbuf cmd matches post
setopt localoptions ksh_arrays
# Split arguments around --
local args rest str_arg i sep
args=("$@")
sep=
for i in {0..$#args}; do
if [[ "${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 fifo lbuf cmd matches post
fifo="${TMPDIR:-/tmp}/fzf-complete-fifo-$$"
fzf_opts=$1
lbuf=$2
lbuf=${rest[0]}
cmd=$(__fzf_extract_command "$lbuf")
post="${funcstack[2]}_post"
post="${funcstack[1]}_post"
echo "$post"
type $post > /dev/null 2>&1 || post=cat
_fzf_feed_fifo "$fifo"
matches=$(FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS" __fzf_comprun "$cmd" ${(Q)${(Z+n+)fzf_opts}} -q "${(Q)prefix}" < "$fifo" | $post | tr '\n' ' ')
matches=$(FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS $str_arg" __fzf_comprun "$cmd" "${args[@]}" -q "${(Q)prefix}" < "$fifo" | $post | tr '\n' ' ')
if [ -n "$matches" ]; then
LBUFFER="$lbuf$matches"
fi
@@ -125,14 +147,14 @@ _fzf_complete() {
}
_fzf_complete_telnet() {
_fzf_complete '+m' "$@" < <(
_fzf_complete +m -- "$@" < <(
command grep -v '^\s*\(#\|$\)' /etc/hosts | command grep -Fv '0.0.0.0' |
awk '{if (length($2) > 0) {print $2}}' | sort -u
)
}
_fzf_complete_ssh() {
_fzf_complete '+m' "$@" < <(
_fzf_complete +m -- "$@" < <(
setopt localoptions nonomatch
command cat <(cat ~/.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 " " $1 }') \
@@ -142,19 +164,19 @@ _fzf_complete_ssh() {
}
_fzf_complete_export() {
_fzf_complete '-m' "$@" < <(
_fzf_complete -m -- "$@" < <(
declare -xp | sed 's/=.*//' | sed 's/.* //'
)
}
_fzf_complete_unset() {
_fzf_complete '-m' "$@" < <(
_fzf_complete -m -- "$@" < <(
declare -xp | sed 's/=.*//' | sed 's/.* //'
)
}
_fzf_complete_unalias() {
_fzf_complete '+m' "$@" < <(
_fzf_complete +m -- "$@" < <(
alias | sed 's/=.*//'
)
}