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|
#!/usr/bin/env bash
version=0.9.4
cd $(dirname $BASH_SOURCE)
fzf_base=$(pwd)
ask() {
read -p "$1 ([y]/n) " -n 1 -r
echo
[[ ! $REPLY =~ ^[Nn]$ ]]
}
check_binary() {
echo -n " - Checking fzf executable ... "
local output=$("$fzf_base"/bin/fzf --version 2>&1)
if [ "$version" = "$output" ]; then
echo "$output"
binary_error=""
else
echo "$output != $version"
rm -f "$fzf_base"/bin/fzf
binary_error="Invalid binary"
return 1
fi
}
symlink() {
echo " - Creating symlink: bin/$1 -> bin/fzf"
(cd "$fzf_base"/bin &&
rm -f fzf &&
ln -sf $1 fzf)
if [ $? -ne 0 ]; then
binary_error="Failed to create symlink"
return 1
fi
}
download() {
echo "Downloading bin/fzf ..."
if [[ ! $1 =~ dev && -x "$fzf_base"/bin/fzf ]]; then
echo " - Already exists"
check_binary && return
elif [ -x "$fzf_base"/bin/$1 ]; then
symlink $1 && check_binary && return
fi
mkdir -p "$fzf_base"/bin && cd "$fzf_base"/bin
if [ $? -ne 0 ]; then
binary_error="Failed to create bin directory"
return
fi
local url=https://github.com/junegunn/fzf-bin/releases/download/$version/${1}.tgz
if which curl > /dev/null; then
curl -fL $url | tar -xz
elif which wget > /dev/null; then
wget -O - $url | tar -xz
else
binary_error="curl or wget not found"
return
fi
if [ ! -f $1 ]; then
binary_error="Failed to download ${1}"
return
fi
chmod +x $1 && symlink $1 && check_binary
}
# Try to download binary executable
archi=$(uname -sm)
binary_available=1
binary_error=""
case "$archi" in
Darwin\ x86_64) download fzf-$version-darwin_amd64 ;;
Darwin\ i*86) download fzf-$version-darwin_386 ;;
Linux\ x86_64) download fzf-$version-linux_amd64 ;;
Linux\ i*86) download fzf-$version-linux_386 ;;
*) binary_available=0 ;;
esac
cd "$fzf_base"
if [ -n "$binary_error" ]; then
if [ $binary_available -eq 0 ]; then
echo "No prebuilt binary for $archi ... "
else
echo " - $binary_error !!!"
fi
echo "Installing legacy Ruby version ..."
# ruby executable
echo -n "Checking Ruby executable ... "
ruby=`which ruby`
if [ $? -ne 0 ]; then
echo "ruby executable not found !!!"
exit 1
fi
# System ruby is preferred
system_ruby=/usr/bin/ruby
if [ -x $system_ruby -a $system_ruby != "$ruby" ]; then
$system_ruby --disable-gems -rcurses -e0 2> /dev/null
[ $? -eq 0 ] && ruby=$system_ruby
fi
echo "OK ($ruby)"
# Curses-support
echo -n "Checking Curses support ... "
"$ruby" -rcurses -e0 2> /dev/null
if [ $? -eq 0 ]; then
echo "OK"
else
echo "Not found"
echo "Installing 'curses' gem ... "
if (( EUID )); then
/usr/bin/env gem install curses --user-install
else
/usr/bin/env gem install curses
fi
if [ $? -ne 0 ]; then
echo
echo "Failed to install 'curses' gem."
if [[ $(uname -r) =~ 'ARCH' ]]; then
echo "Make sure that base-devel package group is installed."
fi
exit 1
fi
fi
# Ruby version
echo -n "Checking Ruby version ... "
"$ruby" -e 'exit RUBY_VERSION >= "1.9"'
if [ $? -eq 0 ]; then
echo ">= 1.9"
"$ruby" --disable-gems -rcurses -e0 2> /dev/null
if [ $? -eq 0 ]; then
fzf_cmd="$ruby --disable-gems $fzf_base/fzf"
else
fzf_cmd="$ruby $fzf_base/fzf"
fi
else
echo "< 1.9"
fzf_cmd="$ruby $fzf_base/fzf"
fi
fi
# Auto-completion
ask "Do you want to add auto-completion support?"
auto_completion=$?
# Key-bindings
ask "Do you want to add key bindings?"
key_bindings=$?
echo
for shell in bash zsh; do
echo -n "Generate ~/.fzf.$shell ... "
src=~/.fzf.${shell}
fzf_completion="[[ \$- =~ i ]] && source \"$fzf_base/fzf-completion.${shell}\""
if [ $auto_completion -ne 0 ]; then
fzf_completion="# $fzf_completion"
fi
if [ -n "$binary_error" ]; then
cat > $src << EOF
# Setup fzf function
# ------------------
unalias fzf 2> /dev/null
fzf() {
$fzf_cmd "\$@"
}
export -f fzf > /dev/null
# Auto-completion
# ---------------
$fzf_completion
EOF
else
cat > $src << EOF
# Setup fzf
# ---------
unalias fzf 2> /dev/null
unset fzf 2> /dev/null
if [[ ! "\$PATH" =~ "$fzf_base/bin" ]]; then
export PATH="$fzf_base/bin:\$PATH"
fi
# Auto-completion
# ---------------
$fzf_completion
EOF
fi
if [ $key_bindings -eq 0 ]; then
if [ $shell = bash ]; then
cat >> $src << "EOFZF"
# Key bindings
# ------------
__fsel() {
command find -L . \( -path '*/\.*' -o -fstype 'dev' -o -fstype 'proc' \) -prune \
-o -type f -print \
-o -type d -print \
-o -type l -print 2> /dev/null | sed 1d | cut -b3- | fzf -m | while read item; do
printf '%q ' "$item"
done
echo
}
if [[ $- =~ i ]]; then
__fsel_tmux() {
local height
height=${FZF_TMUX_HEIGHT:-40%}
if [[ $height =~ %$ ]]; then
height="-p ${height%\%}"
else
height="-l $height"
fi
tmux split-window $height "bash -c 'source ~/.fzf.bash; tmux send-keys -t $TMUX_PANE \"\$(__fsel)\"'"
}
__fcd() {
local dir
dir=$(command find -L ${1:-.} \( -path '*/\.*' -o -fstype 'dev' -o -fstype 'proc' \) -prune \
-o -type d -print 2> /dev/null | sed 1d | cut -b3- | fzf +m) && printf 'cd %q' "$dir"
}
__use_tmux=0
[ -n "$TMUX_PANE" -a ${FZF_TMUX:-1} -ne 0 -a ${LINES:-40} -gt 15 ] && __use_tmux=1
if [ -z "$(set -o | \grep '^vi.*on')" ]; then
# Required to refresh the prompt after fzf
bind '"\er": redraw-current-line'
# CTRL-T - Paste the selected file path into the command line
if [ $__use_tmux -eq 1 ]; then
bind '"\C-t": " \C-u \C-a\C-k$(__fsel_tmux)\e\C-e\C-y\C-a\C-d\C-y\ey\C-h"'
else
bind '"\C-t": " \C-u \C-a\C-k$(__fsel)\e\C-e\C-y\C-a\C-y\ey\C-h\C-e\er \C-h"'
fi
# CTRL-R - Paste the selected command from history into the command line
bind '"\C-r": " \C-e\C-u$(HISTTIMEFORMAT= history | fzf +s --tac +m -n2..,.. | sed \"s/ *[0-9]* *//\")\e\C-e\er"'
# ALT-C - cd into the selected directory
bind '"\ec": " \C-e\C-u$(__fcd)\e\C-e\er\C-m"'
else
bind '"\C-x\C-e": shell-expand-line'
bind '"\C-x\C-r": redraw-current-line'
# CTRL-T - Paste the selected file path into the command line
# - FIXME: Selected items are attached to the end regardless of cursor position
if [ $__use_tmux -eq 1 ]; then
bind '"\C-t": "\e$a \eddi$(__fsel_tmux)\C-x\C-e\e0P$xa"'
else
bind '"\C-t": "\e$a \eddi$(__fsel)\C-x\C-e\e0Px$a \C-x\C-r\exa "'
fi
bind -m vi-command '"\C-t": "i\C-t"'
# CTRL-R - Paste the selected command from history into the command line
bind '"\C-r": "\eddi$(HISTTIMEFORMAT= history | fzf +s --tac +m -n2..,.. | sed \"s/ *[0-9]* *//\")\C-x\C-e\e$a\C-x\C-r"'
bind -m vi-command '"\C-r": "i\C-r"'
# ALT-C - cd into the selected directory
bind '"\ec": "\eddi$(__fcd)\C-x\C-e\C-x\C-r\C-m"'
bind -m vi-command '"\ec": "i\ec"'
fi
unset __use_tmux
fi
EOFZF
else # zsh
cat >> $src << "EOFZF"
# Key bindings
# ------------
|