// Copyright 2023 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.

syntax = "proto3";

package google.ads.googleads.v16.errors;

option csharp_namespace = "Google.Ads.GoogleAds.V16.Errors";
option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v16/errors;errors";
option java_multiple_files = true;
option java_outer_classname = "FunctionErrorProto";
option java_package = "com.google.ads.googleads.v16.errors";
option objc_class_prefix = "GAA";
option php_namespace = "Google\\Ads\\GoogleAds\\V16\\Errors";
option ruby_package = "Google::Ads::GoogleAds::V16::Errors";

// Proto file describing function errors.

// Container for enum describing possible function errors.
message FunctionErrorEnum {
  // Enum describing possible function errors.
  enum FunctionError {
    // Enum unspecified.
    UNSPECIFIED = 0;

    // The received error code is not known in this version.
    UNKNOWN = 1;

    // The format of the function is not recognized as a supported function
    // format.
    INVALID_FUNCTION_FORMAT = 2;

    // Operand data types do not match.
    DATA_TYPE_MISMATCH = 3;

    // The operands cannot be used together in a conjunction.
    INVALID_CONJUNCTION_OPERANDS = 4;

    // Invalid numer of Operands.
    INVALID_NUMBER_OF_OPERANDS = 5;

    // Operand Type not supported.
    INVALID_OPERAND_TYPE = 6;

    // Operator not supported.
    INVALID_OPERATOR = 7;

    // Request context type not supported.
    INVALID_REQUEST_CONTEXT_TYPE = 8;

    // The matching function is not allowed for call placeholders
    INVALID_FUNCTION_FOR_CALL_PLACEHOLDER = 9;

    // The matching function is not allowed for the specified placeholder
    INVALID_FUNCTION_FOR_PLACEHOLDER = 10;

    // Invalid operand.
    INVALID_OPERAND = 11;

    // Missing value for the constant operand.
    MISSING_CONSTANT_OPERAND_VALUE = 12;

    // The value of the constant operand is invalid.
    INVALID_CONSTANT_OPERAND_VALUE = 13;

    // Invalid function nesting.
    INVALID_NESTING = 14;

    // The Feed ID was different from another Feed ID in the same function.
    MULTIPLE_FEED_IDS_NOT_SUPPORTED = 15;

    // The matching function is invalid for use with a feed with a fixed schema.
    INVALID_FUNCTION_FOR_FEED_WITH_FIXED_SCHEMA = 16;

    // Invalid attribute name.
    INVALID_ATTRIBUTE_NAME = 17;
  }
}
