Add peco / peco functions

Signed-off-by: Knut Ahlers <knut@ahlers.me>

.zsh/config.sh

@@ -50,5 +50,8 @@ source ${HOME}/.zsh/config-git.zsh
 ## Load local-config if available
 [ -e ${HOME}/.zsh/local-config.zsh ] && source ${HOME}/.zsh/local-config.zsh
 
+## Load peco functions
+source ${HOME}/.zsh/peco.sh
+
 ## Clean PATH from duplicates
 PATH=$(${HOME}/bin/path-dedup.py)

.zsh/peco.sh

@@ -0,0 +1,12 @@
+# select history
+function exists { which $1 &> /dev/null }
+function peco-select-history() {
+    local tac
+    exists gtac && tac="gtac" || { exists tac && tac="tac" || { tac="tail -r" } }
+    BUFFER=$(fc -l -n 1 | eval $tac | peco --query "$LBUFFER")
+    CURSOR=$#BUFFER         # move cursor
+    zle -R -c               # refresh
+}
+
+zle -N peco-select-history
+bindkey '^R' peco-select-history

bin/update-gotools

@@ -29,6 +29,7 @@ INSTALLS=(
   'github.com/Luzifer/slugify'
   'github.com/Luzifer/str2hex'
   'github.com/Luzifer/worktime'
+  'github.com/peco/peco/cmd/peco'
 )