t7800-difftool.sh: Simplify the --extcmd test

[git.git] / Documentation / pretty-formats.txt

diff --git a/Documentation/pretty-formats.txt b/Documentation/pretty-formats.txt
index 7ff6a6ce22f735fa40b2b2d1ec3f66f9bce9cc64..53a9168ba7d8959e65c2442f6a078155d6f24c71 100644 (file)
--- a/Documentation/pretty-formats.txt
+++ b/Documentation/pretty-formats.txt
@@ -136,9 +136,7 @@ The placeholders are:
 - '%n': newline
 - '%x00': print a byte from a hex code
 - '%w([<w>[,<i1>[,<i2>]]])': switch line wrapping, like the -w option of
-  linkgit:git-shortlog[1].  NOTE: Color placeholders (`%C*`) are not
-  recognized as having no width, so they should not be put into wrapped
-  sections.
+  linkgit:git-shortlog[1].
 
 NOTE: Some placeholders may depend on other options given to the
 revision traversal engine. For example, the `%g*` reflog options will
@@ -146,6 +144,14 @@ insert an empty string unless we are traversing reflog entries (e.g., by
 `git log -g`). The `%d` placeholder will use the "short" decoration
 format if `--decorate` was not already provided on the command line.
 
+If you add a `{plus}` (plus sign) after '%' of a placeholder, a line-feed
+is inserted immediately before the expansion if and only if the
+placeholder expands to a non-empty string.
+
+If you add a `-` (minus sign) after '%' of a placeholder, line-feeds that
+immediately precede the expansion are deleted if and only if the
+placeholder expands to an empty string.
+
 * 'tformat:'
 +
 The 'tformat:' format works exactly like 'format:', except that it