Heavy refactor of svn-fast-info

plugins/svn-fast-info/svn-fast-info.plugin.zsh

-# vim:ft=zsh ts=2 sw=2 sts=2
+# vim:ft=zsh ts=2 sw=2 sts=2 et
 #
 # Faster alternative to the current SVN plugin implementation.
 #
@@ -10,57 +10,69 @@
 # *** IMPORTANT *** DO NO USE with the simple svn plugin, this plugin acts as a replacement of it.
 
 function svn_prompt_info() {
-	info=$(svn info 2>&1) || return; # capture stdout and stdout
-	in_svn=true
-	repo_need_upgrade="$(svn_repo_need_upgrade $info)"
-	svn_branch_name="$(svn_get_branch_name $info)"
-	svn_dirty="$(svn_dirty_choose)"
-	svn_repo_name="$(svn_get_repo_name $info)"
-	svn_rev="$(svn_get_revision $info)"
+  local info
+  info=$(svn info 2>&1) || return 1; # capture stdout and stderr
+  local repo_need_upgrade=$(svn_repo_need_upgrade $info)
 
-	if [ ! -z $repo_need_upgrade ]; then
-		echo $ZSH_PROMPT_BASE_COLOR$ZSH_THEME_SVN_PROMPT_PREFIX$ZSH_PROMPT_BASE_COLOR\
-$repo_need_upgrade\
-$ZSH_PROMPT_BASE_COLOR$ZSH_THEME_SVN_PROMPT_SUFFIX$ZSH_PROMPT_BASE_COLOR
-	fi
-
-	if [[ ${in_svn} == true && -z $repo_need_upgrade ]]; then
-		echo "$ZSH_PROMPT_BASE_COLOR$ZSH_THEME_SVN_PROMPT_PREFIX\
-$ZSH_THEME_REPO_NAME_COLOR${svn_branch_name}\
-$ZSH_PROMPT_BASE_COLOR${svn_dirty}\
-$ZSH_PROMPT_BASE_COLOR$ZSH_THEME_SVN_PROMPT_SUFFIX\
-$ZSH_PROMPT_BASE_COLOR"
+  if [ -n $repo_need_upgrade ]; then
+    printf '%s%s%s%s%s%s%s\n' \
+      $ZSH_PROMPT_BASE_COLOR \
+      $ZSH_THEME_SVN_PROMPT_PREFIX \
+      $ZSH_PROMPT_BASE_COLOR \
+      $repo_need_upgrade \
+      $ZSH_PROMPT_BASE_COLOR \
+      $ZSH_THEME_SVN_PROMPT_SUFFIX \
+      $ZSH_PROMPT_BASE_COLOR \
+  else
+    # something left for you to fix -
+    # repo name and rev aren't used here, did you forget them?
+    # especially since you set a repo name color
+    # if the prompt is alright this way, leave it as is and just
+    # delete the comment. The functions itself could stay imo,
+    # gives others the chance to use them.
+    printf '%s%s%s%s%s%s%s%s%s\n' \
+      $ZSH_PROMPT_BASE_COLOR \
+      $ZSH_THEME_SVN_PROMPT_PREFIX \
+      $ZSH_THEME_REPO_NAME_COLOR \
+      $(svn_get_branch_name $info)
+      ${svn_branch_name}\
+      $ZSH_PROMPT_BASE_COLOR
+      $(svn_dirty_choose $info)
+      $ZSH_PROMPT_BASE_COLOR
+      $ZSH_THEME_SVN_PROMPT_SUFFIX\
+      $ZSH_PROMPT_BASE_COLOR
   fi
 }
 
-
 function svn_repo_need_upgrade() {
-	info=$1
-	[ -z "${info}" ] && info=$(svn info 2>&1)
-	if grep -q "E155036" <<< $info; then echo "E155036: upgrade repo with svn upgrade"; fi
+  grep -q "E155036" <<< ${1:-$(svn info 2> /dev/null)} && \
+    echo "E155036: upgrade repo with svn upgrade"
 }
 
 function svn_get_branch_name() {
-	info=$1
-	[ -z "${info}" ] && info=$(svn info 2> /dev/null)
-	echo $info | grep '^URL:' | egrep -o '(tags|branches)/[^/]+|trunk' | egrep -o '[^/]+$' | read SVN_URL
-	echo $SVN_URL
+  echo ${1:-$(svn info 2> /dev/null)} |\
+    grep '^URL:' | egrep -o '(tags|branches)/[^/]+|trunk' |\
+    egrep -o '[^/]+$'
 }
 
 function svn_get_repo_name() {
-	info=$1
-	[ -z "${info}" ] && info=$(svn info 2> /dev/null)
-	echo $info | sed -n 's/Repository\ Root:\ .*\///p' | read SVN_ROOT
-	echo $info | sed -n "s/URL:\ .*$SVN_ROOT\///p"
+  # I think this can be further cleaned up as well, not sure how,
+  # as I can't test it
+  local svn_root
+  local info=${1:-$(svn info 2> /dev/null)}
+  echo $info | sed 's/Repository\ Root:\ .*\///p' | read svn_root
+  echo $info | sed "s/URL:\ .*$svn_root\///p"
 }
 
 function svn_get_revision() {
-	info=$1
-	[ -z "${info}" ] && info=$(svn info 2> /dev/null)
-	echo $info 2> /dev/null | sed -n s/Revision:\ //p
+  # does this work as it should?
+  echo ${1:-$(svn info 2> /dev/null)} | sed 's/Revision: //p'
 }
 
 function svn_dirty_choose() {
-	svn status | grep -E '^\s*[ACDIM!?L]' > /dev/null 2>/dev/null && echo $ZSH_THEME_SVN_PROMPT_DIRTY && return
+  if svn status | grep -E '^\s*[ACDIM!?L]' &> /dev/null; then
+    echo $ZSH_THEME_SVN_PROMPT_DIRTY
+  else
     echo $ZSH_THEME_SVN_PROMPT_CLEAN
+  fi
 }