#!/usr/bin/env bash version=0.9.0 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 ... " if ! "$fzf_base"/bin/fzf --version; then rm -f "$fzf_base"/bin/fzf binary_error="Error occurred" fi } symlink() { echo " - Creating symlink: bin/$1 -> bin/fzf" rm -f "$fzf_base"/bin/fzf ln -sf "$fzf_base"/bin/$1 "$fzf_base"/bin/fzf } download() { echo "Downloading bin/$1 ..." if [ -x "$fzf_base"/bin/$1 ]; then echo " - Already exists" 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 >> $src << "EOFZF" # Key bindings # ------------ __fsel() { command find * -path '*/\.*' -prune \ -o -type f -print \ -o -type d -print \ -o -type l -print 2> /dev/null | fzf -m | while read item; do printf '%q ' "$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 ${1:-*} -path '*/\.*' -prune -o -type d -print 2> /dev/null | fzf +m) && printf 'cd %q' "$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 +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 +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 cat >> $src << "EOFZF" # Key bindings # ------------ # CTRL-T - Paste the selected file path(s) into the command line __fsel() { set -o nonomatch command find * -path '*/\.*' -prune \ -o -type f -print \ -o -type d -print \ -o -type l -print 2> /dev/null | fzf -m | while read item; do printf '%q ' "$item" done echo } if [[ $- =~ i ]]; then if [ -n "$TMUX_PANE" -a ${FZF_TMUX:-1} -ne 0 -a ${LINES:-40} -gt 15 ]; then fzf-file-widget() { local height height=${FZF_TMUX_HEIGHT:-40%} if [[ $height =~ %$ ]]; then height="-p ${height%\%}" else height="-l $height" fi tmux split-window $height "zsh -c 'source ~/.fzf.zsh; tmux send-keys -t $TMUX_PANE \"\$(__fsel)\"'" } else fzf-file-widget() { LBUFFER="${LBUFFER}$(__fsel)" zle redisplay } fi zle -N fzf-file-widget bindkey '^T' fzf-file-widget # ALT-C - cd into the selected directory fzf-cd-widget() { cd "${$(set -o nonomatch; command find -L * -path '*/\.*' -prune \ -o -type d -print 2> /dev/null | fzf):-.}" zle reset-prompt } zle -N fzf-cd-widget bindkey '\ec' fzf-cd-widget # CTRL-R - Paste the selected command from history into the command line fzf-history-widget() { LBUFFER=$(fc -l 1 | fzf +s +m -n2..,.. | sed "s/ *[0-9*]* *//") zle redisplay } zle -N fzf-history-widget bindkey '^R' fzf-history-widget fi EOFZF fi fi echo "OK" done # fish has_fish=0 if [ -n "$(which fish)" ]; then has_fish=1 echo -n "Generate ~/.config/fish/functions/fzf.fish ... " mkdir -p ~/.config/fish/functions if [ -n "$binary_error" ]; then cat > ~/.config/fish/functions/fzf.fish << EOFZF function fzf $fzf_cmd \$argv end EOFZF else cat > ~/.config/fish/functions/fzf.fish << EOFZF function fzf $fzf_base/bin/fzf \$argv end EOFZF fi echo "OK" if [ $key_bindings -eq 0 ]; then echo -n "Generate ~/.config/fish/functions/fzf_key_bindings.fish ... " cat > ~/.config/fish/functions/fzf_key_bindings.fish << "EOFZF" function fzf_key_bindings # Due to a bug of fish, we cannot use command substitution, # so we use temporary file instead if [ -z "$TMPDIR" ] set -g TMPDIR /tmp end function __fzf_list command find * -path '*/\.*' -prune \ -o -type f -print \ -o -type d -print \ -o -type l -print 2> /dev/null end function __fzf_list_dir command find -L * -path '*/\.*' -prune -o -type d -print 2> /dev/null end function __fzf_escape while read item echo -n (echo -n "$item" | sed -E 's/([ "$~'\''([{<>})])/\\\\\\1/g')' ' end end function __fzf_ctrl_t if [ -n "$TMUX_PANE" -a "$FZF_TMUX" != "0" ] tmux split-window (__fzf_tmux_height) "fish -c 'fzf_key_bindings; __fzf_ctrl_t_tmux \\$TMUX_PANE'" else __fzf_list | fzf -m > $TMPDIR/fzf.result and commandline -i (cat $TMPDIR/fzf.result | __fzf_escape) commandline -f repaint rm -f $TMPDIR/fzf.result end end function __fzf_ctrl_t_tmux __fzf_list | fzf -m > $TMPDIR/fzf.result and tmux send-keys -t $argv[1] (cat $TMPDIR/fzf.result | __fzf_escape) rm -f $TMPDIR/fzf.result end function __fzf_reverse if which tac > /dev/null tac $argv else tail -r $argv end end function __fzf_ctrl_r history | __fzf_reverse | fzf +s +m > $TMPDIR/fzf.result and commandline (cat $TMPDIR/fzf.result) commandline -f repaint rm -f $TMPDIR/fzf.result end function __fzf_alt_c # Fish hangs if the command before pipe redirects (2> /dev/null) __fzf_list_dir | fzf +m > $TMPDIR/fzf.result [ (cat $TMPDIR/fzf.result | wc -l) -gt 0 ] and cd (cat $TMPDIR/fzf.result) commandline -f repaint rm -f $TMPDIR/fzf.result end function __fzf_tmux_height if set -q FZF_TMUX_HEIGHT set height $FZF_TMUX_HEIGHT else set height 40% end if echo $height | \grep -q -E '%$' echo "-p "(echo $height | sed 's/%$//') else echo "-l $height" end set -e height end bind \ct '__fzf_ctrl_t' bind \cr '__fzf_ctrl_r' bind \ec '__fzf_alt_c' end EOFZF echo "OK" fi fi append_line() { echo "Update $2:" echo " - $1" [ -f "$2" ] || touch "$2" if [ $# -lt 3 ]; then line=$(\grep -nF "$1" "$2" | sed 's/:.*//' | tr '\n' ' ') else line=$(\grep -nF "$3" "$2" | sed 's/:.*//' | tr '\n' ' ') fi if [ -n "$line" ]; then echo " - Already exists: line #$line" else echo "$1" >> "$2" echo " + Added" fi echo } echo for shell in bash zsh; do append_line "[ -f ~/.fzf.${shell} ] && source ~/.fzf.${shell}" ~/.${shell}rc "~/.fzf.${shell}" done if [ $key_bindings -eq 0 -a $has_fish -eq 1 ]; then bind_file=~/.config/fish/functions/fish_user_key_bindings.fish append_line "fzf_key_bindings" "$bind_file" echo ' * Due to a known bug of fish, you may have issues running fzf on fish.' echo ' * If that happens, try the following:' echo ' - Remove ~/.config/fish/functions/fzf.fish' echo ' - Place fzf executable in a directory included in $PATH' echo fi cat << EOF Finished. Restart your shell or reload config file. source ~/.bashrc # bash source ~/.zshrc # zsh EOF [ $has_fish -eq 1 ] && echo " fzf_key_bindings # fish"; cat << EOF Use uninstall script to remove fzf. For more information, see: https://github.com/junegunn/fzf EOF