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// Copyright 2018 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package pb
import (
"google.golang.org/protobuf/reflect/protoreflect"
exprpb "google.golang.org/genproto/googleapis/api/expr/v1alpha1"
emptypb "google.golang.org/protobuf/types/known/emptypb"
structpb "google.golang.org/protobuf/types/known/structpb"
)
var (
// CheckedPrimitives map from proto field descriptor type to expr.Type.
CheckedPrimitives = map[protoreflect.Kind]*exprpb.Type{
protoreflect.BoolKind: checkedBool,
protoreflect.BytesKind: checkedBytes,
protoreflect.DoubleKind: checkedDouble,
protoreflect.FloatKind: checkedDouble,
protoreflect.Int32Kind: checkedInt,
protoreflect.Int64Kind: checkedInt,
protoreflect.Sint32Kind: checkedInt,
protoreflect.Sint64Kind: checkedInt,
protoreflect.Uint32Kind: checkedUint,
protoreflect.Uint64Kind: checkedUint,
protoreflect.Fixed32Kind: checkedUint,
protoreflect.Fixed64Kind: checkedUint,
protoreflect.Sfixed32Kind: checkedInt,
protoreflect.Sfixed64Kind: checkedInt,
protoreflect.StringKind: checkedString}
// CheckedWellKnowns map from qualified proto type name to expr.Type for
// well-known proto types.
CheckedWellKnowns = map[string]*exprpb.Type{
// Wrapper types.
"google.protobuf.BoolValue": checkedWrap(checkedBool),
"google.protobuf.BytesValue": checkedWrap(checkedBytes),
"google.protobuf.DoubleValue": checkedWrap(checkedDouble),
"google.protobuf.FloatValue": checkedWrap(checkedDouble),
"google.protobuf.Int64Value": checkedWrap(checkedInt),
"google.protobuf.Int32Value": checkedWrap(checkedInt),
"google.protobuf.UInt64Value": checkedWrap(checkedUint),
"google.protobuf.UInt32Value": checkedWrap(checkedUint),
"google.protobuf.StringValue": checkedWrap(checkedString),
// Well-known types.
"google.protobuf.Any": checkedAny,
"google.protobuf.Duration": checkedDuration,
"google.protobuf.Timestamp": checkedTimestamp,
// Json types.
"google.protobuf.ListValue": checkedListDyn,
"google.protobuf.NullValue": checkedNull,
"google.protobuf.Struct": checkedMapStringDyn,
"google.protobuf.Value": checkedDyn,
}
// common types
checkedDyn = &exprpb.Type{TypeKind: &exprpb.Type_Dyn{Dyn: &emptypb.Empty{}}}
// Wrapper and primitive types.
checkedBool = checkedPrimitive(exprpb.Type_BOOL)
checkedBytes = checkedPrimitive(exprpb.Type_BYTES)
checkedDouble = checkedPrimitive(exprpb.Type_DOUBLE)
checkedInt = checkedPrimitive(exprpb.Type_INT64)
checkedString = checkedPrimitive(exprpb.Type_STRING)
checkedUint = checkedPrimitive(exprpb.Type_UINT64)
// Well-known type equivalents.
checkedAny = checkedWellKnown(exprpb.Type_ANY)
checkedDuration = checkedWellKnown(exprpb.Type_DURATION)
checkedTimestamp = checkedWellKnown(exprpb.Type_TIMESTAMP)
// Json-based type equivalents.
checkedNull = &exprpb.Type{
TypeKind: &exprpb.Type_Null{
Null: structpb.NullValue_NULL_VALUE}}
checkedListDyn = &exprpb.Type{
TypeKind: &exprpb.Type_ListType_{
ListType: &exprpb.Type_ListType{ElemType: checkedDyn}}}
checkedMapStringDyn = &exprpb.Type{
TypeKind: &exprpb.Type_MapType_{
MapType: &exprpb.Type_MapType{
KeyType: checkedString,
ValueType: checkedDyn}}}
)
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