From 4a194bf5384a217697e7106ab5aca42946bb74cd Mon Sep 17 00:00:00 2001
From: Paul Phillips <paulp@improving.org>
Date: Thu, 27 Jan 2011 01:26:41 +0000
Subject: Some minor cleanups in anyval source generation.

---
 src/compiler/scala/tools/cmd/gen/AnyVals.scala     | 13 +++++++------
 src/compiler/scala/tools/cmd/gen/Codegen.scala     | 16 ++++++++++------
 src/compiler/scala/tools/cmd/gen/CodegenSpec.scala |  1 +
 3 files changed, 18 insertions(+), 12 deletions(-)

diff --git a/src/compiler/scala/tools/cmd/gen/AnyVals.scala b/src/compiler/scala/tools/cmd/gen/AnyVals.scala
index b8ed251062..23a31a56b4 100644
--- a/src/compiler/scala/tools/cmd/gen/AnyVals.scala
+++ b/src/compiler/scala/tools/cmd/gen/AnyVals.scala
@@ -7,7 +7,7 @@ package scala.tools.cmd
 package gen
 
 trait AnyValTemplates {
-  def now = "" + new java.util.Date
+  def timestampString = "// generated on " + new java.util.Date + "\n"
 
   def template = """
 /*                     __                                               *\
@@ -18,13 +18,12 @@ trait AnyValTemplates {
 **                          |/                                          **
 \*                                                                      */
 
-// generated on %s
-
+%s
 package scala
 
 import java.{ lang => jl }
 
-  """.trim.format(now) + "\n\n"
+  """.trim.format(timestampString) + "\n\n"
 
   val booleanBody = """
 final class Boolean extends AnyVal {
@@ -62,7 +61,7 @@ object Unit extends AnyValCompanion {
   """.trim
 }
 
-object AnyVals extends AnyValTemplates {
+class AnyVals extends AnyValTemplates {
   val B = "Byte"
   val S = "Short"
   val C = "Char"
@@ -202,4 +201,6 @@ object AnyVals extends AnyValTemplates {
       else floatingCompanion
     ) ++ commonCompanion
   }
-}
\ No newline at end of file
+}
+
+object AnyVals extends AnyVals { }
\ No newline at end of file
diff --git a/src/compiler/scala/tools/cmd/gen/Codegen.scala b/src/compiler/scala/tools/cmd/gen/Codegen.scala
index 0beb7c986a..a96e53d4e2 100644
--- a/src/compiler/scala/tools/cmd/gen/Codegen.scala
+++ b/src/compiler/scala/tools/cmd/gen/Codegen.scala
@@ -20,17 +20,21 @@ object Codegen {
     if (args0.isEmpty)
       return println (CodegenSpec.helpMsg)
 
-    val out = outDir getOrElse { return println("--outdir is required.") }
+    val out = outDir getOrElse { return println("--out is required.") }
     val all = genall || (!anyvals && !products)
 
     echo("Generating sources into " + out)
 
     if (anyvals || all) {
-      AnyVals.make() foreach {
-        case (name, code ) =>
-          val file = out / (name + ".scala") toFile;
-          echo("Writing: " + file)
-          file writeAll code
+      val av = new AnyVals {
+        override def timestampString =
+          if (stamp) super.timestampString
+          else ""
+      }
+      av.make() foreach { case (name, code ) =>
+        val file = out / (name + ".scala") toFile;
+        echo("Writing: " + file)
+        file writeAll code
       }
     }
     if (products || all) {
diff --git a/src/compiler/scala/tools/cmd/gen/CodegenSpec.scala b/src/compiler/scala/tools/cmd/gen/CodegenSpec.scala
index e655334b1b..e99c49721f 100644
--- a/src/compiler/scala/tools/cmd/gen/CodegenSpec.scala
+++ b/src/compiler/scala/tools/cmd/gen/CodegenSpec.scala
@@ -22,6 +22,7 @@ trait CodegenSpec extends Spec with Meta.StdOpts with Interpolation {
   val anyvals  = "anyvals" / "generate sources for AnyVal types" --?
   val products = "products" / "generate sources for ProductN, FunctionN, etc." --?
   val genall   = "all" / "generate sources for everything" --?
+  val stamp    = "stamp" / "add a timestamp to the generated files" --?
 }
 
 object CodegenSpec extends CodegenSpec with Reference {
-- 
cgit v1.2.3