mirror of https://github.com/hashicorp/consul
139 lines
3.8 KiB
Go
139 lines
3.8 KiB
Go
package protohcl
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import (
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"fmt"
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"github.com/zclconf/go-cty/cty"
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"google.golang.org/protobuf/reflect/protoreflect"
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)
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func decodeAttributeToPrimitive(desc protoreflect.FieldDescriptor, val cty.Value) (protoreflect.Value, error) {
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switch kind := desc.Kind(); kind {
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case protoreflect.BoolKind:
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return protoBoolFromCty(val)
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case protoreflect.EnumKind:
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return protoEnumFromCty(desc, val)
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case protoreflect.Int32Kind:
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return protoInt32FromCty(val)
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case protoreflect.Sint32Kind:
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return protoInt32FromCty(val)
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case protoreflect.Uint32Kind:
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return protoUint32FromCty(val)
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case protoreflect.Int64Kind:
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return protoInt64FromCty(val)
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case protoreflect.Sint64Kind:
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return protoInt64FromCty(val)
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case protoreflect.Uint64Kind:
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return protoUint64FromCty(val)
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case protoreflect.Sfixed32Kind:
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return protoInt32FromCty(val)
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case protoreflect.Fixed32Kind:
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return protoUint32FromCty(val)
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case protoreflect.FloatKind:
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return protoFloatFromCty(val)
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case protoreflect.Sfixed64Kind:
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return protoInt64FromCty(val)
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case protoreflect.Fixed64Kind:
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return protoUint64FromCty(val)
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case protoreflect.DoubleKind:
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return protoDoubleFromCty(val)
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case protoreflect.StringKind:
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return protoStringFromCty(val)
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case protoreflect.BytesKind:
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return protoBytesFromCty(val)
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default:
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return protoreflect.Value{}, fmt.Errorf("unknown primitive protobuf kind: %q", kind.String())
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}
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}
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func protoBoolFromCty(val cty.Value) (protoreflect.Value, error) {
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goVal, err := boolFromCty(val)
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if err != nil {
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return protoreflect.Value{}, err
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}
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return protoreflect.ValueOfBool(goVal), nil
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}
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func protoEnumFromCty(desc protoreflect.FieldDescriptor, val cty.Value) (protoreflect.Value, error) {
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if val.Type() != cty.String {
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return protoreflect.Value{}, fmt.Errorf("expected value of type %s but actual type is %s", cty.String.FriendlyName(), val.Type().FriendlyName())
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}
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if val.IsNull() {
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defaultValDesc := desc.DefaultEnumValue()
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return protoreflect.ValueOfEnum(defaultValDesc.Number()), nil
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}
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valDesc := desc.Enum().Values().ByName(protoreflect.Name(val.AsString()))
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if valDesc == nil {
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defaultValDesc := desc.DefaultEnumValue()
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return protoreflect.ValueOfEnum(defaultValDesc.Number()), nil
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}
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return protoreflect.ValueOfEnum(valDesc.Number()), nil
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}
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func protoInt32FromCty(val cty.Value) (protoreflect.Value, error) {
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goVal, err := int32FromCty(val)
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if err != nil {
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return protoreflect.Value{}, err
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}
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return protoreflect.ValueOfInt32(goVal), nil
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}
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func protoUint32FromCty(val cty.Value) (protoreflect.Value, error) {
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goVal, err := uint32FromCty(val)
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if err != nil {
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return protoreflect.Value{}, err
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}
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return protoreflect.ValueOfUint32(goVal), nil
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}
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func protoInt64FromCty(val cty.Value) (protoreflect.Value, error) {
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goVal, err := int64FromCty(val)
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if err != nil {
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return protoreflect.Value{}, err
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}
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return protoreflect.ValueOfInt64(goVal), nil
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}
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func protoUint64FromCty(val cty.Value) (protoreflect.Value, error) {
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goVal, err := uint64FromCty(val)
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if err != nil {
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return protoreflect.Value{}, err
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}
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return protoreflect.ValueOfUint64(goVal), nil
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}
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func protoFloatFromCty(val cty.Value) (protoreflect.Value, error) {
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goVal, err := floatFromCty(val)
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if err != nil {
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return protoreflect.Value{}, err
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}
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return protoreflect.ValueOfFloat32(goVal), nil
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}
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func protoDoubleFromCty(val cty.Value) (protoreflect.Value, error) {
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goVal, err := doubleFromCty(val)
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if err != nil {
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return protoreflect.Value{}, err
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}
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return protoreflect.ValueOfFloat64(goVal), nil
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}
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func protoStringFromCty(val cty.Value) (protoreflect.Value, error) {
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goVal, err := stringFromCty(val)
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if err != nil {
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return protoreflect.Value{}, err
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}
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return protoreflect.ValueOfString(goVal), nil
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}
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func protoBytesFromCty(val cty.Value) (protoreflect.Value, error) {
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goVal, err := bytesFromCty(val)
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if err != nil {
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return protoreflect.Value{}, err
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}
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return protoreflect.ValueOfBytes(goVal), nil
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}
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