94 lines
2.1 KiB
Go
94 lines
2.1 KiB
Go
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package schema
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import (
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"reflect"
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"strconv"
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"strings"
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"time"
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"github.com/vmihailenco/msgpack/v5"
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"github.com/uptrace/bun/dialect"
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"github.com/uptrace/bun/dialect/sqltype"
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"github.com/uptrace/bun/internal"
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)
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func FieldAppender(dialect Dialect, field *Field) AppenderFunc {
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if field.Tag.HasOption("msgpack") {
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return appendMsgpack
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}
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switch strings.ToUpper(field.UserSQLType) {
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case sqltype.JSON, sqltype.JSONB:
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return AppendJSONValue
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}
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return dialect.Appender(field.StructField.Type)
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}
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func Append(fmter Formatter, b []byte, v interface{}, custom CustomAppender) []byte {
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switch v := v.(type) {
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case nil:
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return dialect.AppendNull(b)
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case bool:
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return dialect.AppendBool(b, v)
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case int:
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return strconv.AppendInt(b, int64(v), 10)
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case int32:
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return strconv.AppendInt(b, int64(v), 10)
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case int64:
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return strconv.AppendInt(b, v, 10)
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case uint:
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return strconv.AppendUint(b, uint64(v), 10)
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case uint32:
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return strconv.AppendUint(b, uint64(v), 10)
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case uint64:
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return strconv.AppendUint(b, v, 10)
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case float32:
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return dialect.AppendFloat32(b, v)
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case float64:
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return dialect.AppendFloat64(b, v)
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case string:
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return dialect.AppendString(b, v)
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case time.Time:
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return dialect.AppendTime(b, v)
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case []byte:
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return dialect.AppendBytes(b, v)
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case QueryAppender:
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return AppendQueryAppender(fmter, b, v)
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default:
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vv := reflect.ValueOf(v)
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if vv.Kind() == reflect.Ptr && vv.IsNil() {
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return dialect.AppendNull(b)
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}
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appender := Appender(vv.Type(), custom)
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return appender(fmter, b, vv)
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}
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}
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func appendMsgpack(fmter Formatter, b []byte, v reflect.Value) []byte {
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hexEnc := internal.NewHexEncoder(b)
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enc := msgpack.GetEncoder()
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defer msgpack.PutEncoder(enc)
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enc.Reset(hexEnc)
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if err := enc.EncodeValue(v); err != nil {
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return dialect.AppendError(b, err)
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}
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if err := hexEnc.Close(); err != nil {
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return dialect.AppendError(b, err)
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}
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return hexEnc.Bytes()
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}
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func AppendQueryAppender(fmter Formatter, b []byte, app QueryAppender) []byte {
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bb, err := app.AppendQuery(fmter, b)
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if err != nil {
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return dialect.AppendError(b, err)
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}
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return bb
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}
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