zsh/rc: Improve documentation for matcher-list.

[config/dotfiles.git] / zsh / rc

diff --git a/zsh/rc b/zsh/rc
index 4f5d10029e595ba1af957c5eecdf7d070440323b..ca125967f14840a584ef057b9de0ad8c87d8a0d5 100644 (file)
--- a/zsh/rc
+++ b/zsh/rc
@@ -370,7 +370,7 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
         # Replace fg with the resumed job name.
         if [[ $program_name == fg ]]; then
             program_name=${jobtexts[%+]}
-        elif [[ $program_name == fg* ]]; then
+        elif [[ $program_name == fg\ * ]]; then
             program_name=${jobtexts[${program_name#fg }]}
         fi
 
@@ -509,10 +509,20 @@ setopt completeinword
 zstyle ':completion:::::' completer \
     _expand _complete _prefix _ignored _approximate
 
-# Try uppercase if the currently typed string doesn't match. This allows
-# typing in lowercase most of the time and completion fixes the case. Don't
-# perform these fixes in _approximate to prevent it from changing the input
-# too much. Thanks to the book "From Bash to Z Shell" page 249.
+# Match specification to be tried when completing items. Each group ('...') is
+# tried after another if no matches were found, once matches are found no
+# other groups are tried. Thanks to Mikachu in #zsh on Freenode (2012-08-28
+# 18:48 CEST) for explanations.
+#
+# When matching also include the uppercase variant of typed characters
+# ('m:{a-z}={A-Z}'); using '' before this group would try the unmodified match
+# first, but I prefer to get all matches immediately (e.g. if Makefile and
+# makefile exist in the current directory echo m<tab> matches both, with '' it
+# would only match makefile because it found one match). This allows typing in
+# lowercase most of the time and completion fixes the case, which is faster.
+#
+# Don't perform these fixes in _approximate to prevent it from changing the
+# input too much. Thanks to the book "From Bash to Z Shell" page 249.
 zstyle ':completion:*:(^approximate):*' matcher-list 'm:{a-z}={A-Z}'
 
 # Allow one mistake per three characters. Thanks to the book "From Bash to Z
@@ -541,7 +551,7 @@ zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
 # is no longer displayed. Display current position in percent (%p).
 zstyle ':completion:*:default' list-prompt '%p'
 # Display group name (%d) (like 'external command', 'alias', etc.), in bold.
-# Also display a message if _approximate found errors and if no matches were
+# Also display a message if _approximate found errors and no matches were
 # found.
 zstyle ':completion:*'             format '    %B%d%b:'
 zstyle ':completion:*:corrections' format '    %B%d%b (errors: %e)'
@@ -699,26 +709,47 @@ fi
 
 # LOAD ADDITIONAL CONFIGURATION FILES
 
+# Configuration option for rc.local to use tmux. By default screen is used.
+use_tmux=
+
 source_config ~/.zsh/rc.local
 
 
 # RUN COMMANDS
 
-# If not already in screen reattach to a running session or create a new one.
-# This also starts screen on a remote server when connecting through ssh.
-if [[ $TERM != dumb && $TERM != linux && -z $STY ]]; then
+# If not already in screen or tmux, reattach to a running session or create a
+# new one. This also starts screen/tmux on a remote server when connecting
+# through ssh.
+if [[ $TERM != dumb && $TERM != linux && -z $STY && -z $TMUX ]]; then
     # Get running detached sessions.
-    session=$(screen -list | grep 'Detached' | awk '{ print $1; exit }')
+    if [[ -z $use_tmux ]]; then
+        session=$(screen -list | grep 'Detached' | awk '{ print $1; exit }')
+    else
+        session=$(tmux list-sessions 2>/dev/null \
+                  | sed '/(attached)$/ d; s/^\([0-9]\{1,\}\).*$/\1/; q')
+    fi
 
     # As we exec later we have to set the title here.
-    window_preexec "screen"
+    if [[ -z $use_tmux ]]; then
+        window_preexec "screen"
+    else
+        window_preexec "tmux"
+    fi
 
     # Create a new session if none is running.
     if [[ -z $session ]]; then
-        exec screen
+        if [[ -z $use_tmux ]]; then
+            exec screen
+        else
+            exec tmux
+        fi
     # Reattach to a running session.
     else
-        exec screen -r $session
+        if [[ -z $use_tmux ]]; then
+            exec screen -r $session
+        else
+            exec tmux attach-session -t $session
+        fi
     fi
 fi
 
@@ -730,7 +761,7 @@ fi
 # cases it doesn't work, the E alias can be used as workaround.
 #
 # Moved in the "run commands" section to prevent one unnecessary zsh process
-# when starting screen (see above).
+# when starting screen/tmux (see above).
 exec 2>>(while read -r -k -u 0 line; do
     printf '\e[91m%s\e[0m' "$line";
     print -n $'\0';
@@ -739,7 +770,7 @@ done &)
 # Run reminder and redisplay it every four hours (if it's available).
 PERIOD=14400
 periodic() {
-    which rem > /dev/null && [ -f ~/.reminders ] && rem -h
+    (( $+commands[rem] )) && [ -f ~/.reminders ] && rem -h
 }