Fix comments

Author: rsoeldner

dist/bin/dotr

@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
+IFS=""
 # Try to autodetect real location of the script
 
 if [ -z "$PROG_HOME" ] ; then
@@ -31,7 +32,6 @@ source "$PROG_HOME/bin/common"
 
 CLASS_PATH=".$PSEP$DOTTY_LIB$PSEP$SCALA_LIB"
 
-
 addResidual () {
   residual_args+=("$1")
 }
@@ -66,14 +66,18 @@ case $key in
   esac
 done
 
-CLASS_PATH="${classpath_args[@]}$CLASS_PATH"
-
 if [ $run_repl == true ]; then
     echo "Starting dotty REPL"
-    echo "$PROG_HOME/bin/dotc -classpath $CLASS_PATH -repl ${residual_args[@]}"
+    if [ -z $classpath_args ]; then
+        classpath_args=""
+    else
+        classpath_args="-classpath \"${classpath_args[*]}\""
+    fi
+    eval "$PROG_HOME/bin/dotc $classpath_args -repl ${residual_args[@]}"
 elif [ -z $residual_args ]; then
     echo "Starting dotty REPL..."
     eval "$PROG_HOME/bin/dotc -repl"
 else
+    CLASS_PATH="${classpath_args[*]}$CLASS_PATH"
     eval exec "\"$JAVACMD\"" "$DEBUG" "-classpath \"$CLASS_PATH\"" "${residual_args[@]}"
 fi