From 0cc3f71ce5d98f500c5603eb933dced5857540d4 Mon Sep 17 00:00:00 2001
From: PHO <pho@cielonegro.org>
Date: Thu, 21 Apr 2016 18:17:05 +0900
Subject: [PATCH] Auto commit by The Sugar System.

---
 dot-files/_zshrc | 72 ++++++++++++++++++++++++++++++++++++------------
 1 file changed, 54 insertions(+), 18 deletions(-)

diff --git a/dot-files/_zshrc b/dot-files/_zshrc
index 45ac9af..2bcc8af 100644
--- a/dot-files/_zshrc
+++ b/dot-files/_zshrc
@@ -4,10 +4,17 @@ bindkey -e
 stty -ixon ixany
 stty erase '^H'
 
+# The following lines were added by compinstall
+zstyle :compinstall filename "$HOME/.zshrc"
+
+autoload -U compinit
+compinit
+# End of lines added by compinstall
+
 zstyle ':completion:*' matcher-list 'm:{a-zA-Z}={A-Za-z} r:|[/]=* r:|=*'
 zstyle ':completion:*' use-cache true
 
-if [ -d "$HOME/.zfunc" ]; then
+if [[ -d "$HOME/.zfunc" ]]; then
     fpath=($HOME/.zfunc $fpath)
     autoload -U ~/.zfunc/*(:t)
     function r() {
@@ -18,7 +25,7 @@ if [ -d "$HOME/.zfunc" ]; then
     }
 fi
 
-if [ -f "$HOME/.ssh/known_hosts" ]; then
+if [[ -f "$HOME/.ssh/known_hosts" ]]; then
     _cache_hosts=(`perl -ne  'if (/^([a-zA-Z0-9.-]+)/) { print "$1\n";}' ~/.ssh/known_hosts`)
 fi
 
@@ -74,15 +81,18 @@ else
     PROMPT=$_prompt_base
 fi
 
-function preexec() { # Hook
+autoload -U add-zsh-hook
+
+function _gnu_screen_preexec() {
     if { _we_are_in_gnu_screen } then
         # Set the window title of GNU Screen.
         local cmd=${1[(wr)^(*=*|sudo|nice|env|time|ssh|-*|[0-9]*)]}
         printf "\ek$cmd\e\\"
     fi
 }
+add-zsh-hook preexec _gnu_screen_preexec
 
-function precmd() { # Hook
+function _dirinfo_precmd() {
     local dirinfo="$(print_directory_info $(pwd))"
 
     case $dirinfo in
@@ -92,6 +102,7 @@ function precmd() { # Hook
             RPROMPT="%U%~%u %U($dirinfo)%u";;
     esac
 }
+add-zsh-hook precmd _dirinfo_precmd
 
 function print_directory_info() {
     local absdir=$1
@@ -156,22 +167,26 @@ function ppkill() {
     ppgrep "${ppgrep_opts[@]}" | xargs kill "$@"
 }
 
-function percol_select_history() {
-    local -a tac_cmd
-
+function find_tac_command() {
     if which gtac >&/dev/null; then
-        tac_cmd=("gtac")
+        echo "gtac"
     elif which tac >&/dev/null; then
-        tac_cmd=("tac")
+        echo "tac"
     else
-        tac_cmd=("cat")
+        echo "tail -r"
     fi
+}
+
+function percol_select_history() {
+    local -a tac_cmd
+    tac_cmd=($(find_tac_command))
 
     local selected
     selected=$("${tac_cmd[@]}" "$HISTFILE" | \
         sed 's/^: [0-9]*:[0-9]*;//' | \
         awk 'seen[$0] {next} {seen[$0]++; print}' | \
         percol --match-method regex --query "$LBUFFER")
+
     if [[ $? -eq 0 ]]; then
         BUFFER="$selected"
         CURSOR="$#BUFFER" # move cursor to the end of line
@@ -190,6 +205,35 @@ HISTFILE="$HOME/.zhistory"
 HISTSIZE=6000000
 SAVEHIST=6000000
 
+# Select directories with z(1)
+if [[ -r "$HOME/sandbox/_misc/z/z.sh" ]]; then
+    source "$HOME/sandbox/_misc/z/z.sh"
+
+    function percol_select_directory() {
+        local -a tac_cmd
+        tac_cmd=($(find_tac_command))
+
+        local selected
+        selected=$(_z -r 2>&1 | \
+            "${tac_cmd[@]}" | \
+            percol --query "$LBUFFER" | \
+            sed -E 's/[^[:space:]]+[[:space:]]+//')
+
+        if [[ $? -eq 0 ]]; then
+            cd "${selected}"
+            selected="" # Without this, zsh treats this variable as a
+                        # candidate for a "named directory".
+        fi
+
+        zle reset-prompt
+    }
+
+    if which percol >&/dev/null; then
+        zle -N percol_select_directory
+        bindkey '\C-xd' percol_select_directory
+    fi
+fi
+
 function lv() {
     local -a lv_cmd
 
@@ -276,14 +320,6 @@ function osname () {
     esac
 }
 
-# The following lines were added by compinstall
-
-zstyle :compinstall filename "$HOME/.zshrc"
-
-autoload -U compinit
-compinit
-# End of lines added by compinstall
-
 if _we_are_in_gnu_screen; then
     # When we are in a GNU Screen session...
 
-- 
2.40.0