diff options
| -rw-r--r-- | src/main/scala/firrtl/options/Shell.scala | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/main/scala/firrtl/options/Shell.scala b/src/main/scala/firrtl/options/Shell.scala index 4fb89450..9f0cb8bd 100644 --- a/src/main/scala/firrtl/options/Shell.scala +++ b/src/main/scala/firrtl/options/Shell.scala @@ -38,7 +38,7 @@ class Shell(val applicationName: String) { lazy val registeredTransforms: Seq[RegisteredTransform] = { val transforms = scala.collection.mutable.ArrayBuffer[RegisteredTransform]() val iter = ServiceLoader.load(classOf[RegisteredTransform]).iterator() - parser.note("FIRRTL Transform Options") + if (iter.hasNext) { parser.note("FIRRTL Transform Options") } while (iter.hasNext) { val tx = iter.next() transforms += tx @@ -53,8 +53,12 @@ class Shell(val applicationName: String) { * line options via methods of [[Shell.parser]] */ def parse(args: Array[String], initAnnos: AnnotationSeq = Seq.empty): AnnotationSeq = { - registeredTransforms - registeredLibraries + val rtString = registeredTransforms.map(r => s"\n - ${r.getClass.getName}").mkString + val rlString = registeredLibraries.map(l => s"\n - ${l.getClass.getName}").mkString + parser.note(s"""| + |The following FIRRTL transforms registered command line options:$rtString + |The following libraries registered command line options:$rlString""".stripMargin) + parser .parse(args, initAnnos) .getOrElse(throw new OptionsException("Failed to parse command line options", new IllegalArgumentException)) |