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package mill.util
import ammonite.ops.Path
import mill.define.{Discover, Input, Target, Task}
import mill.eval.{Evaluator, Result}
import mill.util.Strict.Agg
class TestEvaluator(module: mill.Module,
discover: Discover,
workspacePath: Path,
basePath: Path){
val evaluator = new Evaluator(workspacePath, basePath, module, discover, DummyLogger)
//val evaluator = new Evaluator(workspacePath, basePath, module, new PrintLogger(true, ammonite.util.Colors.Default, System.out, System.out, System.err))
def apply[T](t: Task[T]): Either[Result.Failing, (T, Int)] = {
val evaluated = evaluator.evaluate(Agg(t))
if (evaluated.failing.keyCount == 0) {
Right(
Tuple2(
evaluated.rawValues.head.asInstanceOf[Result.Success[T]].value,
evaluated.evaluated.collect {
case t: Target[_] if module.millInternal.targets.contains(t) && !t.isInstanceOf[Input[_]] => t
case t: mill.define.Command[_] => t
}.size
))
} else {
Left(
evaluated.failing.lookupKey(evaluated.failing.keys().next).items.next())
}
}
}
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