Consistent y/n confirmation prompts

abra

@@ -377,6 +377,15 @@ load_context() {
   fi
 }
 
+prompt_confirm() {
+  read -rp "Continue? (y/[n])? " choice
+
+  case "$choice" in
+    y|Y ) return ;;
+    * ) exit;;
+  esac
+}
+
 #######################################
 # abra app ..
 #######################################
@@ -506,13 +515,7 @@ sub_app_deploy (){
   fi
   echo "  Stack: $(tput setaf 1)${STACK_NAME}$(tput sgr0)"
 
-  read -rp "Continue? (y/[n])? " choice
-
-  case "$choice" in
-    y|Y ) ;;
-    n|N ) return;;
-    * ) return;;
-  esac
+  prompt_confirm
 
   (
     cd "$APP_DIR" || error "\$APP_DIR '$APP_DIR' not found"
@@ -535,7 +538,7 @@ sub_app_undeploy (){
   load_instance_env
 
   warning "Un-deploy $STACK_NAME from $SERVER?"
-  read -rp "Enter to continue, Ctrl+C to quit"
+  prompt_confirm
 
   docker stack rm "$STACK_NAME"
 }
@@ -558,7 +561,7 @@ sub_app_delete (){
 
   if [ "$abra___force" != "true" ]; then
     warning "Delete $ENV_FILE?"
-    read -rp "Enter to continue, Ctrl+C to quit"
+    prompt_confirm
   fi
 
   rm "$ENV_FILE"
@@ -604,8 +607,8 @@ sub_app_secret_rm(){
   fi
 
   if [ "$abra___force" != "true" ]; then
-    warning "Delete $(echo "$NAMES" | paste -d "")?"
-    read -rp "Enter to continue, Ctrl+C to quit"
+    warning "About to delete $(echo "$NAMES" | paste -d "")"
+    prompt_confirm
   fi
 
   for NAME in ${NAMES}; do