pretty: add support for "valueonly" option in %(trailers)

diff --git a/Documentation/git-help.txt b/Documentation/git-help.txt
index 83d25d825aa5a9b68f3cff5290d1ebacef35ebde..aab5453bbbb239931ee2006095135c8db9f0f9ea 100644 (file)
--- a/Documentation/git-help.txt
+++ b/Documentation/git-help.txt
@@ -8,7 +8,7 @@ git-help - Display help information about Git
 SYNOPSIS
 --------
 [verse]
-'git help' [-a|--all [--verbose]] [-g|--guide]
+'git help' [-a|--all [--[no-]verbose]] [-g|--guide]
           [-i|--info|-m|--man|-w|--web] [COMMAND|GUIDE]
 
 DESCRIPTION
@@ -29,6 +29,10 @@ guide is brought up. The 'man' program is used by default for this
 purpose, but this can be overridden by other options or configuration
 variables.
 
+If an alias is given, git shows the definition of the alias on
+standard output. To get the manual page for the aliased command, use
+`git COMMAND --help`.
+
 Note that `git --help ...` is identical to `git help ...` because the
 former is internally converted into the latter.
 
@@ -42,8 +46,10 @@ OPTIONS
 --all::
        Prints all the available commands on the standard output. This
        option overrides any given command or guide name.
-       When used with `--verbose` print description for all recognized
-       commands.
+
+--verbose::
+       When used with `--all` print description for all recognized
+       commands. This is the default.
 
 -c::
 --config::