Update handling separator. (#181)

sourcefiles.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+set -e
+
+echo "::group::changed-files-from-source-file"
+
+IFS=" " read -r -a FILES <<< "$(echo "${INPUT_FILES[@]}" | sort -u | tr "\n" " ")"
+
+if [[ -n $INPUT_FILES_FROM_SOURCE_FILE ]]; then
+  for file in $INPUT_FILES_FROM_SOURCE_FILE
+  do
+    while read -r fileName; do
+      FILES+=("$fileName")
+    done <"$file"
+  done
+fi
+
+echo "Input Files: ${FILES[*]}"
+
+IFS=" " read -r -a ALL_UNIQUE_FILES <<< "$(echo "${FILES[@]}" | tr " " "\n" | sort -u | tr "\n" " ")"
+
+echo "All Unique Input files: ${ALL_UNIQUE_FILES[*]}"
+
+echo "::set-output name=files::${ALL_UNIQUE_FILES[*]}"
+
+echo "::endgroup::"