From the git 1.5.4 series and further, many git commands (not all of them at the
time of the writing though) come with an enhanced option parser.
-Here is a
n exhaustive list of the facilities provided by this option parser.
+Here is a list of the facilities provided by this option parser.
+Abbreviating long options
+Commands that support the enhanced option parser accepts unique
+prefix of a long option as if it is fully spelled out, but use this
+with a caution. For example, `git commit --amen` behaves as if you
+typed `git commit --amend`, but that is true only until a later version
+of Git introduces another option that shares the same prefix,
+e.g `git commit --amenity" option.
Separating argument from the option
You can write the mandatory option parameter to an option as a separate