Document --2.0 flag.

agrimm · BanzaiMan · commit 48ec00983a5f · 2013-07-31T21:56:37.000-04:00
diff --git a/core/src/main/java/org/jruby/util/cli/OutputStrings.java b/core/src/main/java/org/jruby/util/cli/OutputStrings.java
@@ -69,6 +69,7 @@ public static String getBasicUsageHelp() {
                 .append("  --headless      do not launch a GUI window, no matter what\n")
                 .append("  --1.8           specify Ruby 1.8.x compatibility\n")
                 .append("  --1.9           specify Ruby 1.9.x compatibility (default)\n")
+                .append("  --2.0           specify Ruby 2.0 compatibility\n")
                 .append("  --bytecode      show the JVM bytecode produced by compiling specified code\n")
                 .append("  --version       print the version\n")
                 .append("  --disable-gems  do not load RubyGems on startup\n");
