Implement Scanner-View

flutter/_utils/autoreload.sh

@@ -3,8 +3,8 @@
     # shellcheck disable=SC2002  # disable useless-cat warning
 
     set -o nounset   # disallow usage of unset vars  ( set -u )
-    set -o errexit   # Exit immediately if a pipeline returns non-zero.  ( set -e )
-    set -o errtrace  # Allow the above trap be inherited by all functions in the script.  ( set -E )
+    #set -o errexit   # Exit immediately if a pipeline returns non-zero.  ( set -e )
+    #set -o errtrace  # Allow the above trap be inherited by all functions in the script.  ( set -E )
     set -o pipefail  # Return value of a pipeline is the value of the last (rightmost) command to exit with a non-zero status
     IFS=$'\n\t'      # Set $IFS to only newline and tab.
 
@@ -24,9 +24,9 @@
 
 
 
-pid="$( pgrep -f 'flutter_tools\.[s]napshot run' || echo '' | tail -n 1 )"
+pids="$( pgrep -f 'flutter_tools\.[s]napshot run' || echo '' )"
 
-if [ -z "$pid" ]; then
+if [ -z "$pids" ]; then
     red "No [flutter run] process found - exiting"
     exit 1
 fi
@@ -37,10 +37,21 @@ trap 'echo "reseived SIGNAL<SIGTERM> - exiting"; exit 0' SIGTERM
 trap 'echo "reseived SIGNAL<SIGQUIT> - exiting"; exit 0' SIGQUIT
 
 echo ""
-blue "Listening for changes in lib/ directory - sending signals to ${pid}..."
+while IFS= read -r pid; do
+    blue "Listening for changes in lib/ directory - sending signals to ${pid}..."
+done <<< "$pids"
+
 echo ""
 
-while true; do
-    find lib/ -name '*.dart' | entr -d -p sh -c "echo 'File(s) changed - Sending SIGUSR to $pid' ; kill -USR1 $pid";
-	yellow 'File list changed - restart';
-done
+while IFS= read -r pid; do
+    {
+        while true; do
+            find lib/ -name '*.dart' | entr -d -p sh -c "echo 'File(s) changed - Sending SIGUSR to $pid' ; kill -USR1 $pid";
+            yellow 'File list changed - restart';
+        done
+    } &
+done <<< "$pids"
+
+wait # wait for all background jobs to finish
+
+echo "DONE."