Source file src/google.golang.org/protobuf/proto/size_test.go

Documentation: google.golang.org/protobuf/proto

     1  // Copyright 2024 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package proto_test
     6  
     7  import (
     8  	"google.golang.org/protobuf/proto"
     9  )
    10  
    11  // Checking if [Size] returns 0 is an easy way to recognize empty messages:
    12  func ExampleSize() {
    13  	var m proto.Message
    14  	if proto.Size(m) == 0 {
    15  		// No fields set (or, in proto3, all fields matching the default);
    16  		// skip processing this message, or return an error, or similar.
    17  	}
    18  }
    19  

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