abstract class LoggerService {
  output: ILoggerOutput

  constructor()

  registerScope(namespace: string): LogFunction
  log(namespace: string, message: string): void
}

LoggerService is used by Yabf to show info/debug message into the standard error output. It is also available for use in your own app.

Initialize LoggerService instance.

constructor()

No parameters.

LoggerService write messages within a scope. You can register a new scope using this method.

registerScope(namespace: string): LogFunction

• namespace: the identifier of the scope. (e.g. yabf:logger)

Return a simple log function which writes messages in the predefined scope. See LogFunction for more details.

It is the regular log function of the service.

log(namespace: string, message: string): void

• namespace: the identifier of the scope. (e.g. yabf:logger)
• message: the text that will be displayed

The result is pushed to stderr. This method returns nothing. void