wip

webutil/scanner.go

@@ -0,0 +1,85 @@
+package webutil
+
+import "strconv"
+
+func scan(raw string, val any) error {
+	switch v := val.(type) {
+	case *string:
+		*v = raw
+	case *int:
+		if i, err := strconv.ParseInt(raw, 10, 64); err != nil {
+			return err
+		} else {
+			*v = int(i)
+		}
+	case *int8:
+		if i, err := strconv.ParseInt(raw, 10, 8); err != nil {
+			return err
+		} else {
+			*v = int8(i)
+		}
+	case *int16:
+		if i, err := strconv.ParseInt(raw, 10, 16); err != nil {
+			return err
+		} else {
+			*v = int16(i)
+		}
+	case *int32:
+		if i, err := strconv.ParseInt(raw, 10, 32); err != nil {
+			return err
+		} else {
+			*v = int32(i)
+		}
+	case *int64:
+		if i, err := strconv.ParseInt(raw, 10, 64); err != nil {
+			return err
+		} else {
+			*v = int64(i)
+		}
+	case *uint:
+		if i, err := strconv.ParseUint(raw, 10, 64); err != nil {
+			return err
+		} else {
+			*v = uint(i)
+		}
+	case *uint8:
+		if i, err := strconv.ParseUint(raw, 10, 8); err != nil {
+			return err
+		} else {
+			*v = uint8(i)
+		}
+	case *uint16:
+		if i, err := strconv.ParseUint(raw, 10, 16); err != nil {
+			return err
+		} else {
+			*v = uint16(i)
+		}
+	case *uint32:
+		if i, err := strconv.ParseUint(raw, 10, 32); err != nil {
+			return err
+		} else {
+			*v = uint32(i)
+		}
+	case *uint64:
+		if i, err := strconv.ParseUint(raw, 10, 64); err != nil {
+			return err
+		} else {
+			*v = uint64(i)
+		}
+	case *float32:
+		if f, err := strconv.ParseFloat(raw, 32); err != nil {
+			return err
+		} else {
+			*v = float32(f)
+		}
+	case *float64:
+		if f, err := strconv.ParseFloat(raw, 64); err != nil {
+			return err
+		} else {
+			*v = float64(f)
+		}
+	default:
+		return ErrUnsupportedType
+	}
+	return nil
+}