feat: string to bigdecimal

pkgs/gnolang/preprocess.go

@@ -2516,27 +2516,13 @@ func checkType(xt Type, dt Type, autoNative bool) {
 					"cannot use untyped rune as %s",
 					dt.Kind()))
 			}
-		case UintType, Uint64Type, Uint32Type, Uint16Type, Uint8Type:
-			switch dt.Kind() {
-			case BigintKind, IntKind, Int64Kind, Int32Kind, Int16Kind, Int8Kind,
-				UintKind, Uint64Kind, Uint32Kind, Uint16Kind, Uint8Kind:
-				return // ok
-			default:
-				println("DEBUG #1")
-				println("xt:", xt.String())
-				println("dt:", dt.String())
-			}
 		default:
 			if isUntyped(xt) {
 				panic("unexpected untyped type")
 			}
 			if xt.TypeID() == cdt.TypeID() {
 				return // ok
 			}
-
-			println("DEBUG #2")
-			println("xt:", xt.String())
-			println("dt:", dt.String())
 		}
 	case *PointerType:
 		if pt, ok := xt.(*PointerType); ok {

pkgs/gnolang/values_conversions.go

@@ -815,6 +815,23 @@ GNO_CASE:
 					"cannot convert %s to %s",
 					tvk.String(), t.String()))
 			}
+		case PrimitiveType:
+			switch k {
+			case BigdecKind:
+				x := new(apd.Decimal)
+				x, _, err := x.SetString(tv.GetString())
+				if err != nil {
+					panic(err)
+				}
+
+				tv.V = BigdecValue{V: x}
+				tv.T = t
+			default:
+				panic(fmt.Sprintf(
+					"cannot convert %s to %s",
+					tvk.String(), t.String()))
+			}
+
 		default:
 			panic(fmt.Sprintf(
 				"cannot convert %s to %s",