From 2fe767806b44aea3f6f53735301b11fd2ffae08b Mon Sep 17 00:00:00 2001
From: Christoffer Sawicki <christoffer.sawicki@gmail.com>
Date: Sun, 29 Dec 2013 18:25:36 +0100
Subject: SI-8107: Use Regex.quote

---
 src/repl/scala/tools/nsc/interpreter/JavapClass.scala | 6 +++---
 src/repl/scala/tools/nsc/interpreter/Naming.scala     | 7 +++----
 2 files changed, 6 insertions(+), 7 deletions(-)

(limited to 'src/repl')

diff --git a/src/repl/scala/tools/nsc/interpreter/JavapClass.scala b/src/repl/scala/tools/nsc/interpreter/JavapClass.scala
index 496d5face1..915fd57bf8 100644
--- a/src/repl/scala/tools/nsc/interpreter/JavapClass.scala
+++ b/src/repl/scala/tools/nsc/interpreter/JavapClass.scala
@@ -11,7 +11,6 @@ import java.lang.{ ClassLoader => JavaClassLoader, Iterable => JIterable }
 import scala.tools.nsc.util.ScalaClassLoader
 import java.io.{ ByteArrayInputStream, CharArrayWriter, FileNotFoundException, PrintWriter, Writer }
 import java.util.{ Locale }
-import java.util.regex.Pattern
 import java.util.concurrent.ConcurrentLinkedQueue
 import javax.tools.{ Diagnostic, DiagnosticCollector, DiagnosticListener,
                      ForwardingJavaFileManager, JavaFileManager, JavaFileObject,
@@ -20,6 +19,7 @@ import scala.reflect.io.{ AbstractFile, Directory, File, Path }
 import scala.io.Source
 import scala.util.{ Try, Success, Failure }
 import scala.util.Properties.lineSeparator
+import scala.util.matching.Regex
 import scala.collection.JavaConverters
 import scala.collection.generic.Clearable
 import java.net.URL
@@ -608,12 +608,12 @@ object JavapClass {
 
     // class k, candidate f without prefix
     def isFunOfClass(k: String, f: String) = {
-      val p = (s"${Pattern quote k}\\$$+anonfun").r
+      val p = (s"${Regex quote k}\\$$+anonfun").r
       (p findPrefixOf f).nonEmpty
     }
     // class k, candidate f without prefix, method m
     def isFunOfMethod(k: String, m: String, f: String) = {
-      val p = (s"${Pattern quote k}\\$$+anonfun\\$$${Pattern quote m}\\$$").r
+      val p = (s"${Regex quote k}\\$$+anonfun\\$$${Regex quote m}\\$$").r
       (p findPrefixOf f).nonEmpty
     }
     def isFunOfTarget(k: String, m: Option[String], f: String) =
diff --git a/src/repl/scala/tools/nsc/interpreter/Naming.scala b/src/repl/scala/tools/nsc/interpreter/Naming.scala
index cf38a2ae3a..e09c6f315e 100644
--- a/src/repl/scala/tools/nsc/interpreter/Naming.scala
+++ b/src/repl/scala/tools/nsc/interpreter/Naming.scala
@@ -8,6 +8,7 @@ package tools.nsc
 package interpreter
 
 import scala.util.Properties.lineSeparator
+import scala.util.matching.Regex
 
 /** This is for name logic which is independent of the compiler (notice there's no Global.)
  *  That includes at least generating, metaquoting, mangling, and unmangling.
@@ -38,12 +39,10 @@ trait Naming {
   //
   // $line3.$read.$iw.$iw.Bippy =
   //   $line3.$read$$iw$$iw$Bippy@4a6a00ca
-
-  private def noMeta(s: String) = "\\Q" + s + "\\E"
   lazy val lineRegex = {
     val sn = sessionNames
-    val members = List(sn.read, sn.eval, sn.print) map noMeta mkString ("(?:", "|", ")")
-    debugging("lineRegex")(noMeta(sn.line) + """\d+[./]""" + members + """[$.]""")
+    val members = List(sn.read, sn.eval, sn.print) map Regex.quote mkString ("(?:", "|", ")")
+    debugging("lineRegex")(Regex.quote(sn.line) + """\d+[./]""" + members + """[$.]""")
   }
 
   private def removeLineWrapper(s: String) = s.replaceAll(lineRegex, "")
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