exit on no parameters

6 years ago · 03a7a9bdfd
1 changed files with 2 additions and 1 deletions
--- a/scrape.sh
+++ b/scrape.sh
@ -51,7 +51,8 @@ function scrape_page {

 function parse_args {
  if [ "$1" = "" ]; then
-    echo ""
+    usage
+    exit 0
  fi

  while [[ $# -gt 0 ]]; do