[PATCH v2 0/3] Add some more options to the pretty-formats

Here is the reworked implementation and all-new replacement first patch, as suggested by review comments.

Minor tweaks to documentation in the second patch, otherwise documentation and test cases are the same.

Eli Schwartz (3):
  pretty.c: rework describe options parsing for better extensibility
  pretty: add tag option to %(describe)
  pretty: add abbrev option to %(describe)

 Documentation/pretty-formats.txt | 16 +++++++---
 pretty.c                         | 55 ++++++++++++++++++++++++++------
 t/t4205-log-pretty-formats.sh    | 16 ++++++++++
 3 files changed, 72 insertions(+), 15 deletions(-)