.

Author: lihaoyi

main/define/src/mill/define/Discover.scala

@@ -131,13 +131,8 @@ object Discover {
                 ).asExprOf[mainargs.MainData[?, ?]]
               catch {
                 case NonFatal(e) =>
-                  val (before, Array(after, _*)) = e.getStackTrace().span(e =>
-                    !(e.getClassName() == "mill.define.Discover$Router$" && e.getMethodName() == "applyImpl")
-                  ): @unchecked
-                  val trace =
-                    (before :+ after).map(_.toString).mkString("trace:\n", "\n", "\n...")
                   report.errorAndAbort(
-                    s"Error generating maindata for ${m.fullName}: ${e}\n$trace",
+                    s"Error generating maindata for ${m.fullName}: ${e}\n${e.getStackTrace().mkString("\n")}",
                     m.pos.getOrElse(Position.ofMacroExpansion)
                   )
               }