registered in the index file, or blobs in given tree objects.
+CONFIGURATION
+-------------
+
+grep.lineNumber::
+ If set to true, enable '-n' option by default.
+
+grep.extendedRegexp::
+ If set to true, enable '--extended-regexp' option by default.
+
+
OPTIONS
-------
--cached::
as a regex).
-n::
+--line-number::
Prefix the line number to matching lines.
-l::