src/log/logger.ts

// Copyright 2019 The Casbin Authors. All Rights Reserved.
//
// 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.

// Logger is the logging interface implementation.
export interface Logger {
  // enableLog controls whether print the message.
  enableLog(enable: boolean): void;

  // isEnable returns if logger is enabled.
  isEnable(): boolean;

  // print formats using the default formats for its operands and logs the message.
  print(...v: any[]): void;

  // printf formats according to a format specifier and logs the message.
  printf(format: string, ...v: any[]): void;
}