Enforce function declaration format in bash8
Check that function calls look like ^function foo {$ in bash8, and fix
all existing failures of that check. Add a note to HACKING.rst
Change-Id: Ic19eecb39e0b20273d1bcd551a42fe400d54e938
diff --git a/exercises/client-args.sh b/exercises/client-args.sh
index e79774f..b360f1e 100755
--- a/exercises/client-args.sh
+++ b/exercises/client-args.sh
@@ -154,7 +154,7 @@
# Results
# =======
-function report() {
+function report {
if [[ -n "$2" ]]; then
echo "$1: $2"
fi