This will create a file, test_module_patch.patch that has all of the outputs of the git diff command in it, but as a patch file! Success! You've officially created your first patch.

You can use Git from your IDE or from the command line; I just I happen to be a command-line junkie. Executing git help shows the most common commands, which are summarized in Listing 2.

We agree that it shouldn’t be hard to roll visual diff functionality into open source software packages used for hardware design, and to integrate that into version control systems.