diff options
Diffstat (limited to 'vendor/google.golang.org/protobuf/proto/equal.go')
-rw-r--r-- | vendor/google.golang.org/protobuf/proto/equal.go | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/vendor/google.golang.org/protobuf/proto/equal.go b/vendor/google.golang.org/protobuf/proto/equal.go deleted file mode 100644 index c36d4a9cd..000000000 --- a/vendor/google.golang.org/protobuf/proto/equal.go +++ /dev/null @@ -1,66 +0,0 @@ -// Copyright 2019 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package proto - -import ( - "reflect" - - "google.golang.org/protobuf/reflect/protoreflect" - "google.golang.org/protobuf/runtime/protoiface" -) - -// Equal reports whether two messages are equal, -// by recursively comparing the fields of the message. -// -// - Bytes fields are equal if they contain identical bytes. -// Empty bytes (regardless of nil-ness) are considered equal. -// -// - Floating-point fields are equal if they contain the same value. -// Unlike the == operator, a NaN is equal to another NaN. -// -// - Other scalar fields are equal if they contain the same value. -// -// - Message fields are equal if they have -// the same set of populated known and extension field values, and -// the same set of unknown fields values. -// -// - Lists are equal if they are the same length and -// each corresponding element is equal. -// -// - Maps are equal if they have the same set of keys and -// the corresponding value for each key is equal. -// -// An invalid message is not equal to a valid message. -// An invalid message is only equal to another invalid message of the -// same type. An invalid message often corresponds to a nil pointer -// of the concrete message type. For example, (*pb.M)(nil) is not equal -// to &pb.M{}. -// If two valid messages marshal to the same bytes under deterministic -// serialization, then Equal is guaranteed to report true. -func Equal(x, y Message) bool { - if x == nil || y == nil { - return x == nil && y == nil - } - if reflect.TypeOf(x).Kind() == reflect.Ptr && x == y { - // Avoid an expensive comparison if both inputs are identical pointers. - return true - } - mx := x.ProtoReflect() - my := y.ProtoReflect() - if mx.IsValid() != my.IsValid() { - return false - } - - // Only one of the messages needs to implement the fast-path for it to work. - pmx := protoMethods(mx) - pmy := protoMethods(my) - if pmx != nil && pmy != nil && pmx.Equal != nil && pmy.Equal != nil { - return pmx.Equal(protoiface.EqualInput{MessageA: mx, MessageB: my}).Equal - } - - vx := protoreflect.ValueOfMessage(mx) - vy := protoreflect.ValueOfMessage(my) - return vx.Equal(vy) -} |