userdiff: funcname and word patterns for shas/userdiff-sh

Add regexp based on the "Shell Command Language" specifications.
Because of the lax syntax of sh, some corner cases may not be
handled properly.

Signed-off-by: Adrien Schildknecht <adrien+dev@schischi.me>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/t/t4018/sh-function-string b/t/t4018/sh-function-string
new file mode 100644
index 0000000000..f60a899bc3
--- /dev/null
+++ b/t/t4018/sh-function-string
@@ -0,0 +1,4 @@
+RIGHT_foo() {
+	echo "bar()"
+	ChangeMe;
+}