examinekey: Added two new format variables: objectpath and objectpointer

doc/git-annex-examinekey.mdwn

@@ -22,9 +22,13 @@ that can be determined purely by looking at the key.
   use '${var;width}' ; to left-justify a variable, use '${var;-width}';
   to escape unusual characters in a variable, use '${escaped_var}'
 
-  These variables are available for use in formats: key, backend,
-  bytesize, humansize, keyname, hashdirlower, hashdirmixed, mtime (for
-  the mtime field of a WORM key).
+  To generate a path from the top of the repository to the git-annex
+  object for a key, use ${objectpath}. To generate the value of a
+  git-annex pointer file for a key, use ${objectpointer}.
+
+  These variables are also available for use in formats: ${key}, ${backend},
+  ${bytesize}, ${humansize}, ${keyname}, ${hashdirlower}, ${hashdirmixed},
+  ${mtime} (for the mtime field of a WORM key).
 
   Also, '\\n' is a newline, '\\000' is a NULL, etc.
 
@@ -43,12 +47,6 @@ that can be determined purely by looking at the key.
   Enable batch mode, in which a line containing a key is read from stdin,
   the information about it is output to stdout, and repeat.
 
-# EXAMPLES
-
-The location where the content of a key is stored can be looked up by running:
-
-	git annex examinekey $KEY --format='.git/annex/objects/${hashdirmixed}${key}/${key}'
-
 # SEE ALSO
 
 [[git-annex]](1)

doc/todo/calckey___91__--path__93___given_a_checksum_and_filename__63__/comment_3_4520660c0f66bd73158887f22586886e._comment

@@ -0,0 +1,7 @@
+[[!comment format=mdwn
+ username="joey"
+ subject="""comment 3"""
+ date="2020-11-12T16:59:34Z"
+ content="""
+Implemented examinekey ${objectpath} and ${objectpointer}.
+"""]]