builtin-base: bool() supports lists and dicts, int() supports fractions

builtin-base.go

@@ -72,6 +72,10 @@ func boolFunc(ctx ExprContext, name string, args map[string]any) (result any, er
 		result = v
 	case string:
 		result = len(v) > 0
+	case *ListType:
+		result = len(*v) > 0
+	case *DictType:
+		result = len(*v) > 0
 	default:
 		err = ErrCantConvert(name, v, "bool")
 	}
@@ -95,6 +99,8 @@ func intFunc(ctx ExprContext, name string, args map[string]any) (result any, err
 		if i, err = strconv.Atoi(v); err == nil {
 			result = int64(i)
 		}
+	case *FractionType:
+		result = int64(v.num / v.den)
 	default:
 		err = ErrCantConvert(name, v, "int")
 	}