Re: [GSoC][RFC/PATCH] userdiff: added support for diffing shell scripts

From: Kapil Jain <jkapil.cs@gmail.com>
Date: Mar 24, 2019, 10:04 UTC
Message-ID: <CAMknYENJ+U4urtSEtwDSLpdwGe=x=uq_HdSs-cT9Z+PT5ZQiLg@mail.gmail.com>
In-Reply-To: <CAP8UFD0cWSTZPqqVwTFyYL06S+6aT_EiLPW6jUE0AH9puxevmg@mail.gmail.com>

On Sun, Mar 24, 2019 at 2:49 PM Christian Couder <christian.couder@gmail.com> wrote:

>
> The test_language_driver() function used to test the regexps is
> ...
> GIT_TEST_CMP which is usually either "diff -u" or "diff -c".

Thanks.

please provide some insights on the regex mentioned below:

+
+PATTERNS("shell",
+  /* Function Names */
+  "([A-Za-z_][A-Za-z0-9_]*)[[:space:]]*\\([[:space:]]*\\)[[:space:]]*\\{",
+  /* Words */
+  "([$#@A-Za-z_\"\'][$#@A-Za-z0-9_\"\']*)"),
+

reference mail: https://public-inbox.org/git/20190324084523.8744-1-jkapil.cs@gmail.com/. please let me know if the regex is not self explanatory.