Holger Weiss: Completion/Unix/Command/_git: various fixes and enhancements.

ChangeLog

@@ -1,3 +1,8 @@
+2010-06-17  Frank Terbeck  <ft@bewatermyfriend.org>
+
+	* Holger Weiss: 28016, 28017, 28018, 28019:
+	Completion/Unix/Command/_git: various fixes and enhancements.
+
 2010-06-16  Peter Stephenson  <p.w.stephenson@ntlworld.com>
 
 	* 28042: Doc/Zsh/contrib.yo, Functions/Zle/.distfiles,
@@ -13302,5 +13307,5 @@
 
 *****************************************************
 * This is used by the shell to define $ZSH_PATCHLEVEL
-* $Revision: 1.5006 $
+* $Revision: 1.5007 $
 *****************************************************

Completion/Unix/Command/_git

@@ -1597,13 +1597,6 @@ _git-branch () {
 }
 __git_zstyle_default ':completion::complete:git-branch:delete-argument-rest:*' ignore-line yes
 
-(( $+functions[__git_is_treeish] )) ||
-__git_is_treeish () {
-  local sha1
-  sha1="$(git rev-parse $1 -- 2> /dev/null)" &&
-  [[ "$(git cat-file -t "${sha1}^{tree}" 2> /dev/null)" == tree ]]
-}
-
 # TODO: __git_tree_ishs is just stupid.  It should be giving us a list of tags
 # and perhaps also allow all that just with ^{tree} and so on.  Not quite sure
 # how to do that, though.
@@ -1990,22 +1983,33 @@ _git-rerere () {
 
 (( $+functions[_git-reset] )) ||
 _git-reset () {
-  local commit_arg path_arg
+  local curcontext=$curcontext state line
+  typeset -A opt_args
 
-  if [[ $words[2] == --mixed ]]; then
+  _arguments -C -S -A '-*' \
-    commit_arg=':commit:__git_revisions'
+      '(-q --quiet)'{-q,--quiet}'[be quiet, only report errors]' \
-    path_arg="*:file:__git_tree_files . $words[3]"
+      '::commit:__git_revisions' \
+    - reset-head \
+      '(        --soft --hard --merge --keep)--mixed[reset the index but not the working tree (default)]' \
+      '(--mixed        --hard --merge --keep)--soft[do not touch the index file nor the working tree]' \
+      '(--mixed --soft        --merge --keep)--hard[match the working tree and index to the given tree]' \
+      '(--mixed --soft --hard         --keep)--merge[reset out of a conflicted merge]' \
+      '(--mixed --soft --hard --merge       )--keep[like --hard, but keep local working tree changes]' \
+    - reset-paths \
+      '(-p --patch)'{-p,--patch}'[select diff hunks to remove from the index]' \
+      '*::file:->files' && ret=0
+
+  case $state in
+    (files)
+      local commit
+      if [[ -n $line[1] ]] && __git_is_committish $line[1]; then
+        commit=$line[1]
       else
-    commit_arg='::commit:__git_revisions'
+        commit=HEAD
       fi
-
+      __git_tree_files . $commit && ret=0
-  _arguments -S -A '--*' \
+      ;;
-    '(        --soft --hard)--mixed[like --soft but report what has not been updated (default)]' \
+  esac
-    '(--mixed        --hard)--soft[do not touch the index file nor the working tree]' \
-    '(--mixed --soft       )--hard[match the working tree and index to the given tree]' \
-    '--merge[bring local changes along to new commit]' \
-    $commit_arg \
-    $path_arg && ret=0
 }
 
 (( $+functions[_git-revert] )) ||
@@ -2946,7 +2950,9 @@ __git_tree_files () {
   local multi_parts_opts
   local tree Path
   integer at_least_one_tree_added
-  local -a tree_files
+  local -a tree_files compadd_opts
+
+  zparseopts -D -E -a compadd_opts V: J: 1 2 n f X: M: P: S: r: R: q F:
 
   [[ "$1" == */ ]] && Path="$1" || Path="${1:h}/"
   shift
@@ -2957,11 +2963,11 @@ __git_tree_files () {
   done
 
   if (( !at_least_one_tree_added )); then
-    return
+    return 1
   fi
 
   local expl
-  _wanted files expl 'tree file' _multi_parts -f $@ -- / tree_files
+  _wanted files expl 'tree file' _multi_parts -f $compadd_opts -- / tree_files
 }
 
 # TODO: deal with things that __git_heads and __git_tags has in common (i.e.,
@@ -4421,6 +4427,23 @@ __git_setup_revision_arguments () {
 
 # ---
 
+(( $+functions[__git_is_type] )) ||
+__git_is_type () {
+  local sha1
+  sha1="$(git rev-parse $2 2> /dev/null)" &&
+  [[ "$(git cat-file -t "${sha1}^{$1}" 2> /dev/null)" == $1 ]]
+}
+
+(( $+functions[__git_is_committish] )) ||
+__git_is_committish () {
+  __git_is_type commit $1
+}
+
+(( $+functions[__git_is_treeish] )) ||
+__git_is_treeish () {
+  __git_is_type tree $1
+}
+
 (( $+functions[__git_is_indexed] )) ||
 __git_is_indexed () {
   [[ -n $(git ls-files $REPLY) ]]