github.com/aacfactory/fns@v1.2.86-0.20240310083819-80d667fc0a17/transports/encoding.go (about)

     1  /*
     2   * Copyright 2023 Wang Min Xiang
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   * 	http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   *
    16   */
    17  
    18  package transports
    19  
    20  import (
    21  	"bytes"
    22  	"github.com/aacfactory/avro"
    23  	"github.com/aacfactory/json"
    24  )
    25  
    26  type Marshal func(v any) (p []byte, err error)
    27  
    28  func GetMarshaler(ct []byte) (v Marshal, contentType []byte) {
    29  	if len(ct) == 0 {
    30  		v = json.Marshal
    31  		contentType = ContentTypeJsonHeaderValue
    32  		return
    33  	}
    34  	if bytes.Equal(ct, ContentTypeAvroHeaderValue) {
    35  		v = avro.Marshal
    36  		contentType = ContentTypeAvroHeaderValue
    37  		return
    38  	}
    39  	v = json.Marshal
    40  	contentType = ContentTypeJsonHeaderValue
    41  	return
    42  }