refactored some stuff

zsh/files/termsupport.zsh

@@ -0,0 +1,44 @@
+function title {
+  emulate -L zsh
+  setopt prompt_subst
+
+  [[ "$EMACS" == *term* ]] && return
+
+  : ${2=$1}
+
+  case "$TERM" in
+    cygwin|xterm*|putty*|rxvt*|ansi)
+      print -Pn "\e]2;$2:q\a"
+      print -Pn "\e]1;$1:q\a"
+      ;;
+    screen*|tmux*)
+      print -Pn "\ek$1:q\e\\"
+      ;;
+    *)
+      if [[ -n "$terminfo[fsl]" ]] && [[ -n "$terminfo[tsl]" ]]; then
+	echoti tsl
+	print -Pn "$1"
+	echoti fsl
+      fi
+      ;;
+  esac
+}
+
+function omz_termsupport_precmd {
+  emulate -L zsh
+
+  title '%15<..<%~%<<' '%n@%m: %~'
+}
+
+function omz_termsupport_preexec {
+  emulate -L zsh
+  setopt extended_glob
+
+  local CMD=${1[(wr)^(*=*|sudo|ssh|mosh|rake|-*)]:gs/%/%%}
+  local LINE="${2:gs/%/%%}"
+
+  title '$CMD' '%100>...>$LINE%<<'
+}
+
+precmd_functions+=(omz_termsupport_precmd)
+preexec_functions+=(omz_termsupport_preexec)