// 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.


// Proto file describing function parsing errors.
syntax = "proto3";

package google.ads.googleads.v0.errors;

option java_package = "com.google.ads.googleads.v0.errors";
option java_outer_classname = "FunctionParsingErrorProto";
option java_multiple_files = true;

// Objective-C prefix. Google Ads API.
option objc_class_prefix = "GAA";
option csharp_namespace = "Google.Ads.GoogleAds.V0.Errors";
option php_namespace = "Google\\Ads\\GoogleAds\\V0\\Errors";
option php_metadata_namespace = "Google\\Ads\\GoogleAds\\V0\\Errors";

// Container for enum describing possible function parsing errors.
message FunctionParsingErrorEnum {

  // Enum describing possible function parsing errors.
  enum FunctionParsingError {
    // Enum unspecified.
    UNSPECIFIED = 0;
    // The received error code is not known in this version.
    UNKNOWN = 1;
    // Unexpected end of function string.
    NO_MORE_INPUT = 2;
    // Could not find an expected character.
    EXPECTED_CHARACTER = 3;
    // Unexpected separator character.
    UNEXPECTED_SEPARATOR = 4;
    // Unmatched left bracket or parenthesis.
    UNMATCHED_LEFT_BRACKET = 5;
    // Unmatched right bracket or parenthesis.
    UNMATCHED_RIGHT_BRACKET = 6;
    // Functions are nested too deeply.
    TOO_MANY_NESTED_FUNCTIONS = 7;
    // Missing right-hand-side operand.
    MISSING_RIGHT_HAND_OPERAND = 8;
    // Invalid operator/function name.
    INVALID_OPERATOR_NAME = 9;
    // Feed attribute operand's argument is not an integer.
    FEED_ATTRIBUTE_OPERAND_ARGUMENT_NOT_INTEGER = 10;
    // Missing function operands.
    NO_OPERANDS = 11;
    // Function had too many operands.
    TOO_MANY_OPERANDS = 12;
  }
}
