new operator 'join'

2026-04-25 06:55:09 +02:00
parent 49728307f3
commit 7d2cf1e687
6 changed files with 74 additions and 4 deletions
@@ -35,7 +35,7 @@ func evalFilter(ctx ExprContext, opTerm *term) (v any, err error) {
 	}

 	if it, err = NewIterator(leftValue); err != nil {
-		return nil, fmt.Errorf("left operand of MAP must be an iterable data-source; got %s", TypeName(leftValue))
+		return nil, fmt.Errorf("left operand of FILTER must be an iterable data-source; got %s", TypeName(leftValue))
 	}

 	values := newListA()