X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=Documentation%2Fdiff-options.txt;h=e745a3ccdc923b068e791a778a7c73b664b230d2;hb=a031d76eebbe85c93f5d4a2a4cafacf417df9bce;hp=c9c6c2b1cb61caa6db5e029d6bce1c76a6c075a7;hpb=371276bf29314af04b804cfd877abcac62674a58;p=git.git

diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index c9c6c2b1c..e745a3ccd 100644
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -21,6 +21,7 @@ endif::git-format-patch[]
 ifndef::git-format-patch[]
 -p::
 -u::
+--patch::
 	Generate patch (see section on generating patches).
 	{git-diff? This is the default.}
 endif::git-format-patch[]
@@ -126,11 +127,39 @@ any of those replacements occurred.
 	gives the default to color output.
 	Same as `--color=never`.
 
---color-words[=<regex>]::
-	Show colored word diff, i.e., color words which have changed.
-	By default, words are separated by whitespace.
+--word-diff[=<mode>]::
+	Show a word diff, using the <mode> to delimit changed words.
+	By default, words are delimited by whitespace; see
+	`--word-diff-regex` below.  The <mode> defaults to 'plain', and
+	must be one of:
++
+--
+color::
+	Highlight changed words using only colors.  Implies `--color`.
+plain::
+	Show words as `[-removed-]` and `{+added+}`.  Makes no
+	attempts to escape the delimiters if they appear in the input,
+	so the output may be ambiguous.
+porcelain::
+	Use a special line-based format intended for script
+	consumption.  Added/removed/unchanged runs are printed in the
+	usual unified diff format, starting with a `+`/`-`/` `
+	character at the beginning of the line and extending to the
+	end of the line.  Newlines in the input are represented by a
+	tilde `~` on a line of its own.
+none::
+	Disable word diff again.
+--
 +
-When a <regex> is specified, every non-overlapping match of the
+Note that despite the name of the first mode, color is used to
+highlight the changed parts in all modes if enabled.
+
+--word-diff-regex=<regex>::
+	Use <regex> to decide what a word is, instead of considering
+	runs of non-whitespace to be a word.  Also implies
+	`--word-diff` unless it was already enabled.
++
+Every non-overlapping match of the
 <regex> is considered a word.  Anything between these matches is
 considered whitespace and ignored(!) for the purposes of finding
 differences.  You may want to append `|[^[:space:]]` to your regular
@@ -142,6 +171,10 @@ The regex can also be set via a diff driver or configuration option, see
 linkgit:gitattributes[1] or linkgit:git-config[1].  Giving it explicitly
 overrides any diff driver or configuration setting.  Diff drivers
 override configuration settings.
+
+--color-words[=<regex>]::
+	Equivalent to `--word-diff=color` plus (if a regex was
+	specified) `--word-diff-regex=<regex>`.
 endif::git-format-patch[]
 
 --no-renames::
@@ -177,7 +210,14 @@ endif::git-format-patch[]
 	Break complete rewrite changes into pairs of delete and create.
 
 -M::
+ifndef::git-log[]
 	Detect renames.
+endif::git-log[]
+ifdef::git-log[]
+	If generating diffs, detect and report renames for each commit.
+	For following files across renames while traversing history, see
+	`--follow`.
+endif::git-log[]
 
 -C::
 	Detect copies as well as renames.  See also `--find-copies-harder`.