[Fix #244] Add Git special action styles

modules/git/README.md

@@ -241,9 +241,12 @@ Theming
 -------
 
 To display information about the current repository in a prompt, define the
-following styles in the `prompt_name_setup` function.
+following styles in the `prompt_name_setup` function, where the syntax for
+setting a style is as follows.
 
-| Name      | Format Code | Content
+    zstyle ':prezto:module:git:info:context:subcontext' format 'string'
+
+| Name      | Format Code | Description
 | --------- | :---------: | ---------------------------------------------------
 | action    |     %s      | Special action name
 | added     |     %a      | Added files count
@@ -261,6 +264,19 @@ following styles in the `prompt_name_setup` function.
 | stashed   |     %S      | Stashed states count
 | unmerged  |     %U      | Unmerged files count
 | untracked |     %u      | Untracked files count
+[**Main Contexts**]
+
+| Name                 |   Format    | Description
+| -------------------- | :---------: | -----------------------------------------
+| apply                |    value    | Applying patches
+| bisect               |    value    | Binary searching for changes
+| cherry-pick          |    value    | Cherry picking
+| cherry-pick-sequence |    value    | Cherry picking sequence
+| merge                |    value    | Merging
+| rebase               |    value    | Rebasing
+| rebase-interactive   |    value    | Rebasing interactively
+| rebase-merge         |    value    | Rebasing merge
+[**Special Action Contexts**]
 
 First, format the repository state attributes. For example, to format the branch
 and remote names, define the following styles.

modules/git/functions/git-info

@@ -10,6 +10,14 @@
 function _git-action {
   local action_dir
   local git_dir="$(git-dir)"
+  local apply_formatted
+  local bisect_formatted
+  local cherry_pick_formatted
+  local cherry_pick_sequence_formatted
+  local merge_formatted
+  local rebase_formatted
+  local rebase_interactive_formatted
+  local rebase_merge_formatted
 
   for action_dir in \
     "${git_dir}/rebase-apply" \
@@ -17,12 +25,15 @@ function _git-action {
     "${git_dir}/../.dotest"
   do
     if [[ -d "$action_dir" ]] ; then
+      zstyle -s ':prezto:module:git:info:action:apply' format 'apply_formatted' || apply_formatted='apply'
+      zstyle -s ':prezto:module:git:info:action:rebase' format 'rebase_formatted' || rebase_formatted='rebase'
+
       if [[ -f "${action_dir}/rebasing" ]] ; then
-        print 'rebase'
+        print "$rebase_formatted"
       elif [[ -f "${action_dir}/applying" ]] ; then
-        print 'am'
+        print "$apply_formatted"
       else
-        print 'am/rebase'
+        print "${rebase_formatted}/${apply_formatted}"
       fi
 
       return 0
@@ -34,7 +45,8 @@ function _git-action {
     "${git_dir}/.dotest-merge/interactive"
   do
     if [[ -f "$action_dir" ]]; then
-      print 'rebase-i'
+      zstyle -s ':prezto:module:git:info:action:rebase-interactive' format 'rebase_interactive_formatted' || rebase_interactive_formatted='rebase-interactive'
+      print "$rebase_interactive_formatted"
       return 0
     fi
   done
@@ -44,28 +56,33 @@ function _git-action {
     "${git_dir}/.dotest-merge"
   do
     if [[ -d "$action_dir" ]]; then
-      print 'rebase-m'
+      zstyle -s ':prezto:module:git:info:action:rebase-merge' format 'rebase_merge_formatted' || rebase_merge_formatted='rebase-merge'
+      print "$rebase_merge_formatted"
       return 0
     fi
   done
 
   if [[ -f "${git_dir}/MERGE_HEAD" ]]; then
-    print 'merge'
+    zstyle -s ':prezto:module:git:info:action:merge' format 'merge_formatted' || merge_formatted='merge'
+    print "$merge_formatted"
     return 0
   fi
 
   if [[ -f "${git_dir}/CHERRY_PICK_HEAD" ]]; then
     if [[ -d "${git_dir}/sequencer" ]] ; then
-      print 'cherry-seq'
+      zstyle -s ':prezto:module:git:info:action:cherry-pick-sequence' format 'cherry_pick_sequence_formatted' || cherry_pick_sequence_formatted='cherry-pick-sequence'
+      print "$cherry_pick_sequence_formatted"
     else
-      print 'cherry'
+      zstyle -s ':prezto:module:git:info:action:cherry-pick' format 'cherry_pick_formatted' || cherry_pick_formatted='cherry-pick'
+      print "$cherry_pick_formatted"
     fi
 
     return 0
   fi
 
   if [[ -f "${git_dir}/BISECT_LOG" ]]; then
-    print 'bisect'
+    zstyle -s ':prezto:module:git:info:action:bisect' format 'bisect_formatted' || bisect_formatted='bisect'
+    print "$bisect_formatted"
     return 0
   fi