Remove --all option: it's the default

Author: adriaanm

src/main/scala/scala/tools/partest/nest/ConsoleRunner.scala

@@ -100,7 +100,7 @@ class ConsoleRunner(argstr: String) extends {
 
     // Early return on no args, version, or invalid args
     if (optVersion) return echo(versionMsg)
-    if ((argstr == "") || optHelp) return NestUI.usage()
+    if (optHelp) return NestUI.usage()
 
     val (individualTests, invalid) = parsed.residualArgs map (p => Path(p)) partition denotesTestPath
     if (invalid.nonEmpty) {
@@ -122,6 +122,7 @@ class ConsoleRunner(argstr: String) extends {
     val grepExpr = optGrep getOrElse ""
 
     // If --grep is given we suck in every file it matches.
+    // TODO: intersect results of grep with specified kinds, if any
     val greppedTests = if (grepExpr == "") Nil else {
       val paths = grepFor(grepExpr)
       if (paths.isEmpty)
@@ -136,9 +137,8 @@ class ConsoleRunner(argstr: String) extends {
 
     val givenKinds = standardKinds.filter(kind => parsed.isSet("--" + kind))
     val kinds = (
-      if (optAll) standardKinds
-      else if (givenKinds.nonEmpty) givenKinds
-      else if (invalid.isEmpty && miscTests.isEmpty && !isRerun) standardKinds // If no kinds, --grep, or individual tests were given, assume --all
+      if (givenKinds.nonEmpty) givenKinds
+      else if (miscTests.isEmpty) standardKinds // If no kinds, --grep, or individual tests were given, assume --all
       else Nil
     )
     val kindsTests = kinds flatMap testsFor

src/main/scala/scala/tools/partest/nest/ConsoleRunnerSpec.scala

@@ -8,11 +8,10 @@ trait ConsoleRunnerSpec extends Spec with Meta.StdOpts with Interpolation {
   def referenceSpec       = ConsoleRunnerSpec
   def programInfo         = Spec.Info(
       "console-runner",
-      "Usage: NestRunner [options] [test test ...]",
+      "Usage: ConsoleRunner [options] [test test ...]",
       "scala.tools.partest.nest.ConsoleRunner")
 
   heading("Test categories:")
-  val optAll          = "all"          / "run all tests"                     --?
   val optPos          = "pos"          / "run compilation tests (success)"   --?
   val optNeg          = "neg"          / "run compilation tests (failure)"   --?
   val optRun          = "run"          / "run interpreter and backend tests" --?