defensive coding for top-level keys

ortus-boxlang · Jan 18, 2025 · fd6fa38 · fd6fa38
1 parent d91c208
commit fd6fa38
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diff --git a/src/main/java/ortus/boxlang/runtime/types/util/StructUtil.java b/src/main/java/ortus/boxlang/runtime/types/util/StructUtil.java
@@ -456,7 +456,7 @@ public static Stream<IStruct> findKey( IStruct struct, String key ) {
 			    Struct	returnStruct	= new Struct( Struct.TYPES.LINKED );
 			    String	keyName			= entry.getKey().getName();
 			    String[] keyParts		= entry.getKey().getName().split( "\\." );
-			    String	flatMapParent	= keyName.substring( 0, keyName.lastIndexOf( "." ) );
+			    String	flatMapParent	= keyName.lastIndexOf( "." ) > -1 ? keyName.substring( 0, keyName.lastIndexOf( "." ) ) : "";
 			    returnStruct.put(
 			        Key.owner,
 			        keyParts.length > 1

diff --git a/src/test/java/ortus/boxlang/runtime/bifs/global/struct/StructFindKeyTest.java b/src/test/java/ortus/boxlang/runtime/bifs/global/struct/StructFindKeyTest.java
@@ -79,11 +79,13 @@ public void testBif() {
 		    	}
 		    };
 		       result = StructFindKey( myStruct, "total" );
+		    emptyResult = StructFindKey( myStruct, "bird", "all" );
 		       """,
 		    context );
 
 		assertTrue( variables.get( result ) instanceof Array );
 		assertEquals( variables.getAsArray( result ).size(), 1 );
+		assertEquals( variables.getAsArray( Key.of( "emptyResult" ) ).size(), 0 );
 		instance.executeSource(
 		    """
 		    myStruct = {