in logger/src/main/scala-sbt-0.13/sbt/jetbrains/buildServer/sbtlogger/apiAdapter.scala [33:44]
def extraLogger(tcLoggers: mutable.Map[String, TCLogger],
tcLogAppender: TCLogAppender,
scope: String): ExtraLogger = {
tcLoggers.get(scope) match {
case Some(l) => l
case _ =>
val logger = new TCLogger(tcLogAppender, scope)
tcLoggers.put(scope, logger)
logger
}
}