package cbt
/**
* This represents a logger with namespaces that can be enabled or disabled as needed. The
* namespaces are defined using {{enabledLoggers}}. Possible values are defined in the subobject
* "names".
*
* We can replace this with something more sophisticated eventually.
*/
case class Logger(enabledLoggers: Set[String], start: Long) {
def this(enabledLoggers: Option[String], start: Long) = {
this(
enabledLoggers.toVector.flatMap( _.split(",") ).toSet,
start
)
}
val disabledLoggers: Set[String] = enabledLoggers.filter(_.startsWith("-")).map(_.drop(1))
def log(name: String, msg: => String) = {
if(
(
(enabledLoggers contains name)
|| (enabledLoggers contains "all")
) && !(disabledLoggers contains name)
){
logUnguarded(name, msg)
}
}
def showInvocation(method: String, args: Any) = method ++ "( " ++ args.toString ++ " )"
final def stage1(msg: => String) = log(names.stage1, msg)
final def stage2(msg: => String) = log(names.stage2, msg)
final def loop(msg: => String) = log(names.loop, msg)
final def task(msg: => String) = log(names.task, msg)
final def composition(msg: => String) = log(names.composition, msg)
final def resolver(msg: => String) = log(names.resolver, msg)
final def lib(msg: => String) = log(names.lib, msg)
final def test(msg: => String) = log(names.test, msg)
final def git(msg: => String) = log(names.git, msg)
final def pom(msg: => String) = log(names.pom, msg)
final def dynamic(msg: => String) = log(names.dynamic, msg)
final def run(msg: => String) = log(names.run, msg)
final def transientCache(msg: => String) = log(names.transientCache, msg)
private object names{
val stage1 = "stage1"
val stage2 = "stage2"
val loop = "loop"
val task = "task"
val resolver = "resolver"
val composition = "composition"
val lib = "lib"
val test = "test"
val pom = "pom"
val run = "run"
val git = "git"
val dynamic = "dynamic"
val transientCache = "transientCache"
}
private def logUnguarded(name: String, msg: => String) = {
val timeTaken = ((System.currentTimeMillis.toDouble - start) / 1000).toString
System.err.println( s"[$timeTaken][$name] $msg" )
}
}