Update matches invocation

beda-software · Aug 15, 2023 · 1ec771a · 1ec771a
1 parent 1de688f
commit 1ec771a
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/fhirpathpy/engine/invocations/strings.py b/fhirpathpy/engine/invocations/strings.py
@@ -133,8 +133,11 @@ def join(ctx, coll, separator=""):
 
 # test function
 def matches(ctx, coll, regex):
+    if not regex or not coll:
+        return []
+
     string = ensure_string_singleton(coll)
-    valid = re.compile(regex)
+    valid = re.compile(regex, re.DOTALL)
     return re.search(valid, string) is not None