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Diffstat (limited to 'vendor/google.golang.org/protobuf/reflect/protoreflect/value_equal.go')
-rw-r--r--vendor/google.golang.org/protobuf/reflect/protoreflect/value_equal.go168
1 files changed, 0 insertions, 168 deletions
diff --git a/vendor/google.golang.org/protobuf/reflect/protoreflect/value_equal.go b/vendor/google.golang.org/protobuf/reflect/protoreflect/value_equal.go
deleted file mode 100644
index 654599d44..000000000
--- a/vendor/google.golang.org/protobuf/reflect/protoreflect/value_equal.go
+++ /dev/null
@@ -1,168 +0,0 @@
-// Copyright 2022 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 protoreflect
-
-import (
- "bytes"
- "fmt"
- "math"
- "reflect"
-
- "google.golang.org/protobuf/encoding/protowire"
-)
-
-// Equal reports whether v1 and v2 are recursively equal.
-//
-// - Values of different types are always unequal.
-//
-// - Bytes values are equal if they contain identical bytes.
-// Empty bytes (regardless of nil-ness) are considered equal.
-//
-// - Floating point values are equal if they contain the same value.
-// Unlike the == operator, a NaN is equal to another NaN.
-//
-// - Enums are equal if they contain the same number.
-// Since [Value] does not contain an enum descriptor,
-// enum values do not consider the type of the enum.
-//
-// - Other scalar values are equal if they contain the same value.
-//
-// - [Message] values are equal if they belong to the same message descriptor,
-// have the same set of populated known and extension field values,
-// and the same set of unknown fields values.
-//
-// - [List] values are equal if they are the same length and
-// each corresponding element is equal.
-//
-// - [Map] values are equal if they have the same set of keys and
-// the corresponding value for each key is equal.
-func (v1 Value) Equal(v2 Value) bool {
- return equalValue(v1, v2)
-}
-
-func equalValue(x, y Value) bool {
- eqType := x.typ == y.typ
- switch x.typ {
- case nilType:
- return eqType
- case boolType:
- return eqType && x.Bool() == y.Bool()
- case int32Type, int64Type:
- return eqType && x.Int() == y.Int()
- case uint32Type, uint64Type:
- return eqType && x.Uint() == y.Uint()
- case float32Type, float64Type:
- return eqType && equalFloat(x.Float(), y.Float())
- case stringType:
- return eqType && x.String() == y.String()
- case bytesType:
- return eqType && bytes.Equal(x.Bytes(), y.Bytes())
- case enumType:
- return eqType && x.Enum() == y.Enum()
- default:
- switch x := x.Interface().(type) {
- case Message:
- y, ok := y.Interface().(Message)
- return ok && equalMessage(x, y)
- case List:
- y, ok := y.Interface().(List)
- return ok && equalList(x, y)
- case Map:
- y, ok := y.Interface().(Map)
- return ok && equalMap(x, y)
- default:
- panic(fmt.Sprintf("unknown type: %T", x))
- }
- }
-}
-
-// equalFloat compares two floats, where NaNs are treated as equal.
-func equalFloat(x, y float64) bool {
- if math.IsNaN(x) || math.IsNaN(y) {
- return math.IsNaN(x) && math.IsNaN(y)
- }
- return x == y
-}
-
-// equalMessage compares two messages.
-func equalMessage(mx, my Message) bool {
- if mx.Descriptor() != my.Descriptor() {
- return false
- }
-
- nx := 0
- equal := true
- mx.Range(func(fd FieldDescriptor, vx Value) bool {
- nx++
- vy := my.Get(fd)
- equal = my.Has(fd) && equalValue(vx, vy)
- return equal
- })
- if !equal {
- return false
- }
- ny := 0
- my.Range(func(fd FieldDescriptor, vx Value) bool {
- ny++
- return true
- })
- if nx != ny {
- return false
- }
-
- return equalUnknown(mx.GetUnknown(), my.GetUnknown())
-}
-
-// equalList compares two lists.
-func equalList(x, y List) bool {
- if x.Len() != y.Len() {
- return false
- }
- for i := x.Len() - 1; i >= 0; i-- {
- if !equalValue(x.Get(i), y.Get(i)) {
- return false
- }
- }
- return true
-}
-
-// equalMap compares two maps.
-func equalMap(x, y Map) bool {
- if x.Len() != y.Len() {
- return false
- }
- equal := true
- x.Range(func(k MapKey, vx Value) bool {
- vy := y.Get(k)
- equal = y.Has(k) && equalValue(vx, vy)
- return equal
- })
- return equal
-}
-
-// equalUnknown compares unknown fields by direct comparison on the raw bytes
-// of each individual field number.
-func equalUnknown(x, y RawFields) bool {
- if len(x) != len(y) {
- return false
- }
- if bytes.Equal([]byte(x), []byte(y)) {
- return true
- }
-
- mx := make(map[FieldNumber]RawFields)
- my := make(map[FieldNumber]RawFields)
- for len(x) > 0 {
- fnum, _, n := protowire.ConsumeField(x)
- mx[fnum] = append(mx[fnum], x[:n]...)
- x = x[n:]
- }
- for len(y) > 0 {
- fnum, _, n := protowire.ConsumeField(y)
- my[fnum] = append(my[fnum], y[:n]...)
- y = y[n:]
- }
- return reflect.DeepEqual(mx, my)
-}