ART: Make presubmit.sh check for style.

Added checking for trailing whitespaces.

Test: ./presubmit.sh
Change-Id: Iea1fa2dc0f75a4b4de18a07000add077e97af486

1 files changed, 9 insertions, 1 deletions

diff --git a/presubmit.sh b/presubmit.sh
index 58f66282..55bfd23b 100755
--- a/presubmit.sh
+++ b/presubmit.sh
@@ -78,7 +78,13 @@ readonlyvars_tests() {
   local -r str_local="local"
   local -r str_ronly="readonly"
 
-  ! grep -Hn --color -E "\<(${str_local} ${str_ronly}|${str_ronly} ${str_local})\>" "${shell_files[@]}"
+  ! grep -Hn --color -E "\<(${str_local} ${str_ronly}|${str_ronly} ${str_local})\>" \
+  "${shell_files[@]}"
+}
+
+# Check for trailing whitespaces
+trailing_whitespaces_tests() {
+  ! grep -n '[[:blank:]]$' "${shell_files[@]}"
 }
 
 main() {
@@ -87,6 +93,8 @@ main() {
   if_error "shellcheck presubmit test FAILED."
   readonlyvars_tests
   if_error "Scope/read-only variables presubmit test FAILED."
+  trailing_whitespaces_tests
+  if_error "Trailing Whitespaces test FAILED"
   log S "Presubmit tests PASSED."
   exit 0
 }