Update replace: make replace('', 'x') works

beda-software · Dec 4, 2023 · d7f02ba · d7f02ba
1 parent 1577e30
commit d7f02ba
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/fhirpathpy/engine/invocations/strings.py b/fhirpathpy/engine/invocations/strings.py
@@ -147,6 +147,8 @@ def matches(ctx, coll, regex):
 
 def replace(ctx, coll, regex, repl):
     string = ensure_string_singleton(coll)
+    if regex == "" and isinstance(repl, str):
+        return repl + repl.join(character for character in string) + repl
     if not string or not regex:
         return []
     return string.replace(regex, repl)