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[PATCH RFC 20/20] cat-file: update docs

From
Olga Telezhnaya <olyatelezhnaya@gmail.com>
Date
Feb 22, 2019, 16:05 UTC
Message-ID
<0102016915f49a88-27e5f4a8-225c-4d1b-8baf-9027c654169a-000000@eu-west-1.amazonses.com>
In-Reply-To
<0102016915f499b8-5813fc52-230b-469e-b939-a1244e83a2b9-000000@eu-west-1.amazonses.com>

Update the docs for cat-file command. Some new formatting atoms added because of reusing ref-filter code.

Actually, %(rest) is supported for all ref-filter commands, but it has the meaning only for cat-file, that's why I decided to leave it here.

Signed-off-by: Olga Telezhnaia <olyatelezhnaya@gmail.com>
---
 Documentation/git-cat-file.txt | 38 ++--------------------------------
 1 file changed, 2 insertions(+), 36 deletions(-)
diff --git a/Documentation/git-cat-file.txt b/Documentation/git-cat-file.txt
index 8eca671b8278c..b32fcde802ca1 100644
--- a/Documentation/git-cat-file.txt
+++ b/Documentation/git-cat-file.txt
@@ -195,28 +195,8 @@ the whole line is considered as an object, as if it were fed to
 linkgit:git-rev-parse[1].
 
 You can specify the information shown for each object by using a custom
-`<format>`. The `<format>` is copied literally to stdout for each
-object, with placeholders of the form `%(atom)` expanded, followed by a
-newline. The available atoms are:
-
-`objectname`::
-	The 40-hex object name of the object.
-
-`objecttype`::
-	The type of the object (the same as `cat-file -t` reports).
-
-`objectsize`::
-	The size, in bytes, of the object (the same as `cat-file -s`
-	reports).
-
-`objectsize:disk`::
-	The size, in bytes, that the object takes up on disk. See the
-	note about on-disk sizes in the `CAVEATS` section below.
-
-`deltabase`::
-	If the object is stored as a delta on-disk, this expands to the
-	40-hex sha1 of the delta base object. Otherwise, expands to the
-	null sha1 (40 zeroes). See `CAVEATS` below.
+`<format>`. The format is the same as that of linkgit:git-for-each-ref[1],
+with one additional option:
 
 `rest`::
 	If this atom is used in the output string, input lines are split
@@ -300,20 +280,6 @@ notdir SP <size> LF
 is printed when, during symlink resolution, a file is used as a
 directory name.
 
-CAVEATS
--------
-
-Note that the sizes of objects on disk are reported accurately, but care
-should be taken in drawing conclusions about which refs or objects are
-responsible for disk usage. The size of a packed non-delta object may be
-much larger than the size of objects which delta against it, but the
-choice of which object is the base and which is the delta is arbitrary
-and is subject to change during a repack.
-
-Note also that multiple copies of an object may be present in the object
-database; in this case, it is undefined which copy's size or delta base
-will be reported.
-
 GIT
 ---
 Part of the linkgit:git[1] suite

--
https://github.com/git/git/pull/568
Previous: Olga TelezhnayaNext: Olga Telezhnaya
Message 9 of 32 in “cat-file: reuse struct ref_format”
  1. 01/20 cat-file: reuse struct ref_formatOlga Telezhnaya, Feb 22, 2019
  2. 14/20 cat-file: move print_object_or_die to ref-filterOlga Telezhnaya, Feb 22, 2019
  3. 18/20 cat-file: get rid of expand_dataOlga Telezhnaya, Feb 22, 2019
  4. 08/20 cat-file: remove rest from expand_dataOlga Telezhnaya, Feb 22, 2019
  5. Jeff KingFeb 28, 2019
  6. 19/20 cat-file: tests for new atoms addedOlga Telezhnaya, Feb 22, 2019
  7. 17/20 cat-file: reuse ref-filter formatting logicOlga Telezhnaya, Feb 22, 2019
  8. 16/20 for-each-ref: tests for new atom %(raw) addedOlga Telezhnaya, Feb 22, 2019
  9. 20/20 cat-file: update docsOlga Telezhnaya, Feb 22, 2019
  10. 06/20 cat-file: remove mark_query from expand_dataOlga Telezhnaya, Feb 22, 2019
  11. Jeff KingFeb 28, 2019
  12. Christian CouderMar 3, 2019
  13. 03/20 ref-filter: add rest formatting optionOlga Telezhnaya, Feb 22, 2019
  14. Jeff KingFeb 28, 2019
  15. 13/20 cat-file: rewrite print_object_or_dieOlga Telezhnaya, Feb 22, 2019
  16. 09/20 ref-filter: make expand_data globalOlga Telezhnaya, Feb 22, 2019
  17. Jeff KingFeb 28, 2019
  18. 04/20 for-each-ref: tests for new atom %(rest) addedOlga Telezhnaya, Feb 22, 2019
  19. Jeff KingFeb 28, 2019
  20. Olga TelezhnayaMar 1, 2019
  21. 11/20 cat-file: move filter_object to diff.cOlga Telezhnaya, Feb 22, 2019
  22. 10/20 cat-file: inline stream_blobOlga Telezhnaya, Feb 22, 2019
  23. Jeff KingFeb 28, 2019
  24. 15/20 ref-filter: add raw formatting optionOlga Telezhnaya, Feb 22, 2019
  25. 07/20 cat-file: remove skip_object_infoOlga Telezhnaya, Feb 22, 2019
  26. Jeff KingFeb 28, 2019
  27. 05/20 cat-file: remove split_on_whitespaceOlga Telezhnaya, Feb 22, 2019
  28. Jeff KingFeb 28, 2019
  29. 02/20 ref-filter: rename field in ref_array_item stuctOlga Telezhnaya, Feb 22, 2019
  30. Jeff KingFeb 28, 2019
  31. 12/20 cat-file: remove batch_write functionOlga Telezhnaya, Feb 22, 2019
  32. Jeff KingFeb 28, 2019

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