git-column.1: clarify initial description, provide examples

When I read this man page I couldn't figure out what kind of input it was referring to, or how input was being put into columns, or where I should look for the syntax of the --mode option. Signed-off-by: Frederick Eaton <frederik@ofb.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Frederick Eaton committed Sep 19, 2018 at 13:12 UTC 6271d94769c4db0a2938761d255a438289561639
1 file changed +33 -2
Documentation/git-column.txt
+33 -2
@@ -13,7 +13,10 @@ SYNOPSIS
13
14 DESCRIPTION
15 -----------
16 -This command formats its input into multiple columns.
16 +This command formats the lines of its standard input into a table with
17 +multiple columns. Each input line occupies one cell of the table. It
18 +is used internally by other git commands to format output into
19 +columns.
20
21 OPTIONS
22 -------
@@ -23,7 +26,7 @@ OPTIONS
26
27 --mode=<mode>::
28 Specify layout mode. See configuration variable column.ui for option
26 - syntax.
29 + syntax in linkgit:git-config[1].
30
31 --raw-mode=<n>::
32 Same as --mode but take mode encoded as a number. This is mainly used
@@ -43,6 +46,34 @@ OPTIONS
46 --padding=<N>::
47 The number of spaces between columns. One space by default.
48
49 +EXAMPLES
50 +------
51 +
52 +Format data by columns:
53 +------------
54 +$ seq 1 24 | git column --mode=column --padding=5
55 +1 4 7 10 13 16 19 22
56 +2 5 8 11 14 17 20 23
57 +3 6 9 12 15 18 21 24
58 +------------
59 +
60 +Format data by rows:
61 +------------
62 +$ seq 1 21 | git column --mode=row --padding=5
63 +1 2 3 4 5 6 7
64 +8 9 10 11 12 13 14
65 +15 16 17 18 19 20 21
66 +------------
67 +
68 +List some tags in a table with unequal column widths:
69 +------------
70 +$ git tag --list 'v2.4.*' --column=row,dense
71 +v2.4.0 v2.4.0-rc0 v2.4.0-rc1 v2.4.0-rc2 v2.4.0-rc3
72 +v2.4.1 v2.4.10 v2.4.11 v2.4.12 v2.4.2
73 +v2.4.3 v2.4.4 v2.4.5 v2.4.6 v2.4.7
74 +v2.4.8 v2.4.9
75 +------------
76 +
77 GIT
78 ---
79 Part of the linkgit:git[1] suite