knative.dev/pkg@v0.0.0-20260602142205-ac97e43f6622/apis/convert.go (about)

     1  /*
     2  Copyright 2020 The Knative Authors
     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  package apis
    18  
    19  import "context"
    20  
    21  // ConvertToViaProxy attempts to convert a specific source to a sink
    22  // through a proxy
    23  func ConvertToViaProxy(
    24  	ctx context.Context,
    25  	source, proxy, sink Convertible,
    26  ) error {
    27  	if err := source.ConvertTo(ctx, proxy); err != nil {
    28  		return err
    29  	}
    30  
    31  	return proxy.ConvertTo(ctx, sink)
    32  }
    33  
    34  // ConvertFromViaProxy attempts to convert a specific sink from a source
    35  // through a proxy
    36  func ConvertFromViaProxy(
    37  	ctx context.Context,
    38  	source, proxy, sink Convertible,
    39  ) error {
    40  	if err := proxy.ConvertFrom(ctx, source); err != nil {
    41  		return err
    42  	}
    43  
    44  	return sink.ConvertFrom(ctx, proxy)
    45  }