Clean up minor details

examples/diff.c

@@ -17,7 +17,7 @@ static int resolve_to_tree(
 	int err = 0;
 	git_object *obj = NULL;
 
-	if ((err =git_revparse(&obj, NULL, NULL, repo, identifier)) < 0)
+	if ((err = git_revparse_single(&obj, repo, identifier)) < 0)
 		return err;
 
 	switch (git_object_type(obj)) {

include/git2/revparse.h

@@ -21,7 +21,6 @@
 GIT_BEGIN_DECL
 
 /**
- *
  * Find a single object, as specified by a revision string. See `man gitrevisions`,
  * or http://git-scm.com/docs/git-rev-parse.html#_specifying_revisions for
  * information on the syntax accepted.
@@ -31,8 +30,7 @@ GIT_BEGIN_DECL
  * @param spec the textual specification for an object
  * @return 0 on success, GIT_ENOTFOUND, GIT_EAMBIGUOUS, GIT_EINVALIDSPEC or an error code
  */
-GIT_EXTERN(int) git_revparse_single(git_object **out, git_repository *repo,
-		const char *spec);
+GIT_EXTERN(int) git_revparse_single(git_object **out, git_repository *repo, const char *spec);
 
 
 /**

include/git2/revwalk.h

@@ -221,7 +221,7 @@ GIT_EXTERN(void) git_revwalk_sorting(git_revwalk *walk, unsigned int sort_mode);
  *
  * The range should be of the form
  *   <commit>..<commit>
- * where each <commit> is in the form accepted by 'git_revparse'.
+ * where each <commit> is in the form accepted by 'git_revparse_single'.
  * The left-hand commit will be hidden and the right-hand commit pushed.
  *
  * @param walk the walker being used for the traversal