[git] Move git-action to its own autoloadable file

instead of redefining the function constantly inside git-info.

modules/git-info/functions/coalesce

@@ -1,3 +1,4 @@
+# vim:et sts=2 sw=2 ft=zsh
 # Prints the first non-empty string in the arguments array.
 for arg in ${argv}; do
   print -n ${arg}

modules/git-info/functions/git-action

@@ -0,0 +1,80 @@
+# vim:et sts=2 sw=2 ft=zsh
+# Gets the Git special action (am, bisect, cherry, merge, rebase).
+# Borrowed from vcs_info and edited.
+local git_dir=${$(command git rev-parse --git-dir):A}
+local action_dir
+for action_dir in \
+  "${git_dir}/rebase-apply" \
+  "${git_dir}/rebase" \
+  "${git_dir}/../.dotest"
+do
+  if [[ -d ${action_dir} ]]; then
+    local apply_formatted rebase_formatted
+    zstyle -s ':zim:git-info:action:apply' format 'apply_formatted' || apply_formatted='apply'
+    zstyle -s ':zim:git-info:action:rebase' format 'rebase_formatted' || rebase_formatted='rebase'
+
+    if [[ -f "${action_dir}/rebasing" ]]; then
+      print ${rebase_formatted}
+    elif [[ -f "${action_dir}/applying" ]]; then
+      print ${apply_formatted}
+    else
+      print "${rebase_formatted}/${apply_formatted}"
+    fi
+
+    return 0
+  fi
+done
+
+for action_dir in \
+  "${git_dir}/rebase-merge/interactive" \
+  "${git_dir}/.dotest-merge/interactive"
+do
+  if [[ -f ${action_dir} ]]; then
+    local rebase_interactive_formatted
+    zstyle -s ':zim:git-info:action:rebase-interactive' format 'rebase_interactive_formatted' || rebase_interactive_formatted='rebase-interactive'
+    print ${rebase_interactive_formatted}
+    return 0
+  fi
+done
+
+for action_dir in \
+  "${git_dir}/rebase-merge" \
+  "${git_dir}/.dotest-merge"
+do
+  if [[ -d ${action_dir} ]]; then
+    local rebase_merge_formatted
+    zstyle -s ':zim: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
+  local merge_formatted
+  zstyle -s ':zim: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
+    local cherry_pick_sequence_formatted
+    zstyle -s ':zim:git-info:action:cherry-pick-sequence' format 'cherry_pick_sequence_formatted' || cherry_pick_sequence_formatted='cherry-pick-sequence'
+    print ${cherry_pick_sequence_formatted}
+  else
+    local cherry_pick_formatted
+    zstyle -s ':zim: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
+  local bisect_formatted
+  zstyle -s ':zim:git-info:action:bisect' format 'bisect_formatted' || bisect_formatted='bisect'
+  print ${bisect_formatted}
+  return 0
+fi
+
+return 1

modules/git-info/functions/git-info

@@ -31,88 +31,6 @@ fi
 local action_format action_formatted
 zstyle -s ':zim:git-info:action' format 'action_format'
 if [[ -n ${action_format} ]]; then
-  # Gets the Git special action (am, bisect, cherry, merge, rebase).
-  # Borrowed from vcs_info and edited.
-  git-action() {
-    local git_dir=${$(command git rev-parse --git-dir):A}
-    local action_dir
-    for action_dir in \
-      "${git_dir}/rebase-apply" \
-      "${git_dir}/rebase" \
-      "${git_dir}/../.dotest"
-    do
-      if [[ -d ${action_dir} ]]; then
-        local apply_formatted rebase_formatted
-        zstyle -s ':zim:git-info:action:apply' format 'apply_formatted' || apply_formatted='apply'
-        zstyle -s ':zim:git-info:action:rebase' format 'rebase_formatted' || rebase_formatted='rebase'
-
-        if [[ -f "${action_dir}/rebasing" ]]; then
-          print ${rebase_formatted}
-        elif [[ -f "${action_dir}/applying" ]]; then
-          print ${apply_formatted}
-        else
-          print "${rebase_formatted}/${apply_formatted}"
-        fi
-
-        return 0
-      fi
-    done
-
-    for action_dir in \
-      "${git_dir}/rebase-merge/interactive" \
-      "${git_dir}/.dotest-merge/interactive"
-    do
-      if [[ -f ${action_dir} ]]; then
-        local rebase_interactive_formatted
-        zstyle -s ':zim:git-info:action:rebase-interactive' format 'rebase_interactive_formatted' || rebase_interactive_formatted='rebase-interactive'
-        print ${rebase_interactive_formatted}
-        return 0
-      fi
-    done
-
-    for action_dir in \
-      "${git_dir}/rebase-merge" \
-      "${git_dir}/.dotest-merge"
-    do
-      if [[ -d ${action_dir} ]]; then
-        local rebase_merge_formatted
-        zstyle -s ':zim: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
-      local merge_formatted
-      zstyle -s ':zim: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
-        local cherry_pick_sequence_formatted
-        zstyle -s ':zim:git-info:action:cherry-pick-sequence' format 'cherry_pick_sequence_formatted' || cherry_pick_sequence_formatted='cherry-pick-sequence'
-        print ${cherry_pick_sequence_formatted}
-      else
-        local cherry_pick_formatted
-        zstyle -s ':zim: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
-      local bisect_formatted
-      zstyle -s ':zim:git-info:action:bisect' format 'bisect_formatted' || bisect_formatted='bisect'
-      print ${bisect_formatted}
-      return 0
-    fi
-
-    return 1
-  }
-
   local action=$(git-action)
   if [[ -n ${action} ]]; then
     zformat -f action_formatted ${action_format} "s:${action}"