X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=zsh%2Frc;h=fbf9aea5196ba5582b5c9738ae85adab1c950f45;hb=614f9080ac810a2f4c0a5244bca856f3358e625e;hp=f82abc75268ba2332901abcf196f5477e7c1a60d;hpb=bf112c3be047b2e3849b583dc3c8932e1b38d39d;p=config%2Fdotfiles.git

diff --git a/zsh/rc b/zsh/rc
index f82abc7..fbf9aea 100644
--- a/zsh/rc
+++ b/zsh/rc
@@ -1,5 +1,20 @@
 # Zsh configuration file.
 
+# Copyright (C) 2011-2012  Simon Ruderich
+#
+# This file is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This file is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this file.  If not, see <http://www.gnu.org/licenses/>.
+
 
 source_debug ". ~/.zsh/rc"
 
@@ -78,17 +93,17 @@ if [[ $ZSH_VERSION != (4.3.<5->|4.<4->*|<5->*) ]]; then
     # arrays.
     function precmd() {
         for function in $precmd_functions; do
-            $function $@
+            $function "$@"
         done
     }
     function preexec() {
         for function in $preexec_functions; do
-            $function $@
+            $function "$@"
         done
     }
     function chpwd() {
         for function in $chpwd_functions; do
-            $function $@
+            $function "$@"
         done
     }
 fi
@@ -112,6 +127,8 @@ setopt appendhistory
 setopt incappendhistory
 # If the same command is run multiple times store it only once in the history.
 setopt histignoredups
+# Don't add lines starting with a space to the history.
+setopt histignorespace
 # Vim like completions of previous executed commands (also enter Vi-mode). If
 # called at the beginning it just recalls old commands (like cursor up), if
 # called after typing something, only lines starting with the typed text are
@@ -184,7 +201,7 @@ if [[ $ZSH_VERSION == (4.3.<9->|4.<4->*|<5->*) ||
     zstyle ':vcs_info:*' enable git hg
     # Check the repository for changes so they can be used in %u/%c (see
     # below). This comes with a speed penalty for bigger repositories.
-    zstyle ':vcs_info:*' check-for-changes true
+    zstyle ':vcs_info:*' check-for-changes yes
 
     # Set style of vcs_info display. The current branch (green) and VCS (blue)
     # is displayed. If there is an special action going on (merge, rebase)
@@ -315,7 +332,8 @@ add-zsh-hook precmd prompt_precmd
 # currently running program.
 #
 # When a program is started preexec() sets the window's name to it; when it
-# stops precmd() resets the window's name to 'zsh'.
+# stops precmd() resets the window's name to 'zsh'. 'fg' is supported and sets
+# the window's name to the resumed job.
 #
 # It works with screen, xterm and rxvt.
 #
@@ -348,6 +366,14 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
             program_name=${program_name#sudo }
             program_sudo=yes
         fi
+
+        # Replace fg with the resumed job name.
+        if [[ $program_name == fg ]]; then
+            program_name=${jobtexts[%+]}
+        elif [[ $program_name == fg* ]]; then
+            program_name=${jobtexts[${program_name#fg }]}
+        fi
+
         # Remove all arguments from the program name.
         program_name=${program_name%% *}
 
@@ -463,34 +489,69 @@ zmodload zsh/complist
 autoload -Uz compinit && compinit -d ~/.zsh/cache/zcompdump
 
 # Use cache to speed up some slow completions (dpkg, perl modules, etc.).
-zstyle ':completion:*' use-cache on
+zstyle ':completion:*' use-cache yes
 zstyle ':completion:*' cache-path ~/.zsh/cache
 
-# Complete arguments and fix spelling mistakes when possible.
-zstyle ':completion:*' completer _complete _match _correct _approximate
-
+# Let the completion system handle all completions, including expanding of
+# shell wildcards (which is handled by other shell mechanisms if the default
+# expand-or-complete is used).
+bindkey '^I' complete-word
 # If there are multiple matches after pressing <Tab> always display them
-# immediately without requiring another <Tab>. a<Tab> lists aaa, aab, aac as
-# possible completions if the directory contains aaa, aab, aac, bbb.
+# immediately without requiring another <Tab>. a<Tab> completes to aa and
+# lists aaa, aab, aac as possible completions if the directory contains aaa,
+# aab, aac, bbb instead of only completing to aa.
 setopt nolistambiguous
-# Allow completions in the middle of a text, i.e. "/usr/bin/<TAB>whatever"
-# completes like "/usr/bin/<TAB>". Useful when adding new options to commands.
-bindkey '^I' expand-or-complete-prefix
+# Support completions in the middle of a word, without this option zsh jumps
+# to the end of the word before the completion process begins. Is required for
+# the _prefix completer.
+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.
-zstyle ':completion:*' matcher-list '' 'm:{a-z}={A-Z}'
+# 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.
+zstyle ':completion:*:(^approximate):*' matcher-list 'm:{a-z}={A-Z}'
+
+# Allow one mistake per three characters. Thanks to the book "From Bash to Z
+# Shell" page 248.
+zstyle -e ':completion:*:approximate:*' max-errors \
+    'reply=( $(( ($#PREFIX + $#SUFFIX) / 3 )) )'
+
+# Expand shell wildcards to all matching files after <Tab>. echo *<Tab>
+# results in a b c if the directory contains the files a, b, c. Thanks to the
+# book "From Bash to Z Shell" page 246.
+zstyle ':completion:*:expand:*' tag-order all-expansions
+# Keep prefixes unexpanded if possible: $HOME/<Tab> doesn't expand $HOME,
+# while $HOME<Tab> does.
+zstyle ':completion:*:expand:*' keep-prefix yes
+
+# When completing multiple path components display all matching ambiguous
+# components. For example /u/s/d/r/README<Tab> lists all matching READMEs
+# instead of just the matching paths up to the r/ component. Can be slow if
+# there are many matching files.
+zstyle ':completion:*' list-suffixes yes
 
 # Use ls-like colors for completions.
 zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
 
 # Make completion lists scrollable so "do you wish to see all n possibilities"
 # is no longer displayed. Display current position in percent (%p).
-zstyle ':completion:*' list-prompt '%p'
+zstyle ':completion:*:default' list-prompt '%p'
 # Display group name (%d) (like 'external command', 'alias', etc.), in bold.
-zstyle ':completion:*' format '    %B%d%b:'
+# Also display a message if _approximate found errors and if no matches were
+# found.
+zstyle ':completion:*'             format '    %B%d%b:'
+zstyle ':completion:*:corrections' format '    %B%d%b (errors: %e)'
+zstyle ':completion:*:warnings'    format '    %Bno matches for %d%b'
 # Display different types of matches separately.
 zstyle ':completion:*' group-name ''
 
+# Separate man pages by section.
+zstyle ':completion:*' separate-sections yes
+
 # Don't draw trailing / in bold (new in zsh 4.3.11). Thanks to Mikachu in #zsh
 # on Freenode for the fix (2010-12-17 13:46 CET).
 zle_highlight=(suffix:none)
@@ -499,18 +560,20 @@ zle_highlight=(suffix:none)
 zstyle ':completion:*:functions' ignored-patterns '_*'
 # Ignore parent directory.
 zstyle ':completion:*:(cd|mv|cp):*' ignore-parents parent pwd
-# Always complete one value (file name) only once in the current line. This
-# makes it easy to complete multiple values because I can just press tab to
-# get all possible values. Otherwise I would have to skip the first value
-# again and again.
-zstyle ':completion:*' ignore-line yes
+# Always complete file names only once in the current line. This makes it easy
+# to complete multiple file names because I can just press tab to get all
+# possible values. Otherwise I would have to skip the first value again and
+# again. Thanks to Mikachu in #zsh on Freenode (2011-08-11 14:42 CEST) for the
+# hint to use other. other is necessary so prefix<Tab> lists both prefix and
+# prefixrest if the directory contains prefix and prefixrest.
+zstyle ':completion:*:all-files' ignore-line other
 # Except for mv and cp, because I often want to use to similar names, so I
 # complete to the same and change it.
-zstyle ':completion:*:(mv|cp):*' ignore-line no
+zstyle ':completion:*:(mv|cp):all-files' ignore-line no
+
 # Don't complete ./config.* files, this makes running ./configure much
 # simpler. Thanks to Nomexous in #zsh on Freenode (2010-03-16 01:54 CET)
 zstyle ':completion:*:*:-command-:*' ignored-patterns './config.*'
-
 # Don't complete unwanted files with Vim. Thanks to Nomexous in #zsh on
 # Freenode (2010-06-06 04:54 CEST). See below for a way to complete them.
 zstyle ':completion:*:*:vim:*:all-files' ignored-patterns \
@@ -576,22 +639,19 @@ if [[ -n $window_reset ]]; then
     alias clear='clear; window_reset=yes; window_precmd reset'
 fi
 
+
+# CUSTOM COMMANDS
+
 # Display all branches (except stash) in gitk but only 200 commits as this is
-# much faster. Also put in the background and disown. Thanks to sitaram in
-# #git on Freenode (2009-04-20 15:51).
+# much faster. Also put in the background and disown. Thanks to drizzd in #git
+# on Freenode (2010-04-03 17:55 CEST).
 gitk() {
-    command gitk \
-        --max-count=200 \
-        $(git rev-parse --symbolic-full-name --remotes --branches) \
-        $@ &
+    command gitk --max-count=200 --branches --remotes --tags "$@" &
     disown %command
 }
 # Same for tig (except the disown part as it's no GUI program).
 tig() {
-    command tig \
-        --max-count=200 \
-        $(git rev-parse --symbolic-full-name --remotes --branches) \
-        $@
+    command tig --max-count=200 --branches --remotes --tags "$@"
 }
 
 # Pipe output through less.
@@ -599,10 +659,30 @@ tree() {
     command tree -C "$@" | less
 }
 
-# Automatically disown.
-xpdf() {
-    command xpdf "$@" &
-    disown %command
+# Choose the "best" PDF viewer available: zathura, then xpdf. Also setup
+# completion for `pdf`.
+if (( $+commands[zathura] )); then
+    pdf() {
+        command zathura "$@" 2>/dev/null &
+        disown %command
+    }
+    # No completion for zathura yet.
+    compdef _xpdf pdf
+elif (( $+commands[xpdf] )); then
+    pdf() {
+        command xpdf "$@" 2>/dev/null &
+        disown %command
+    }
+    compdef _xpdf pdf
+fi
+
+# GHCI doesn't use readline, force it if rlwrap is available.
+(( $+commands[rlwrap] )) && ghci() {
+    command rlwrap \
+        --always-readline --complete-filenames -t dumb \
+        --histsize 5000 \
+        --file ~/.shell/rlwrap/ghci \
+        ghci "$@" 2>&1
 }