doc: pretty-formats document negative column alignments

Commit 066790d7cb (pretty.c: support <direction>|(<negative number>) forms,
2016-06-16) added the option for right justified column alignment without
updating the documentation.

Add an explanation of its use of negative column values.

Signed-off-by: Philip Oakley <philipoakley@iee.email>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Philip Oakley 2023-01-19 18:18:25 +00:00 committed by Junio C Hamano
parent 8bcb8f8e22
commit 63792c564c

View file

@ -158,7 +158,9 @@ The placeholders are:
Note 2: spaces around the N and M (see below)
values are optional.
'%<|( <M> )':: make the next placeholder take at least until Mth
display column, padding spaces on the right if necessary
display column, padding spaces on the right if necessary.
Use negative M values for column positions measured
from the right hand edge of the terminal window.
'%>( <N> )', '%>|( <M> )':: similar to '%<( <N> )', '%<|( <M> )' respectively,
but padding spaces on the left
'%>>( <N> )', '%>>|( <M> )':: similar to '%>( <N> )', '%>|( <M> )'