# HG changeset patch
# User Jaroslav Tulach <jaroslav.tulach@apidesign.org>
# Date 1354425928 -3600
# Node ID 36f16c49bdef60b82a6f492cd4afaa7d29d25145
# Parent  907a52ed10e3bc23b110717c88ef7125b7e5d195
Throw exception when reaching native method without JavaScript implementation

diff -r 907a52ed10e3 -r 36f16c49bdef emul/src/main/java/java/lang/ClassLoader.java
--- a/emul/src/main/java/java/lang/ClassLoader.java	Sat Dec 01 10:35:24 2012 +0100
+++ b/emul/src/main/java/java/lang/ClassLoader.java	Sun Dec 02 06:25:28 2012 +0100
@@ -29,6 +29,7 @@
 import java.net.URL;
 import java.util.Enumeration;
 import java.util.NoSuchElementException;
+import org.apidesign.bck2brwsr.core.JavaScriptBody;
 
 /**
  * A class loader is an object that is responsible for loading classes. The
@@ -147,6 +148,7 @@
  */
 public abstract class ClassLoader {
 
+    @JavaScriptBody(args = {}, body = "")
     private static native void registerNatives();
     static {
         registerNatives();
diff -r 907a52ed10e3 -r 36f16c49bdef emul/src/main/java/java/lang/Object.java
--- a/emul/src/main/java/java/lang/Object.java	Sat Dec 01 10:35:24 2012 +0100
+++ b/emul/src/main/java/java/lang/Object.java	Sun Dec 02 06:25:28 2012 +0100
@@ -25,6 +25,8 @@
 
 package java.lang;
 
+import org.apidesign.bck2brwsr.core.JavaScriptBody;
+
 /**
  * Class {@code Object} is the root of the class hierarchy.
  * Every class has {@code Object} as a superclass. All objects,
@@ -36,6 +38,7 @@
  */
 public class Object {
 
+    @JavaScriptBody(args = {}, body = "")
     private static native void registerNatives();
     static {
         registerNatives();
diff -r 907a52ed10e3 -r 36f16c49bdef vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
--- a/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Sat Dec 01 10:35:24 2012 +0100
+++ b/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Sun Dec 02 06:25:28 2012 +0100
@@ -167,7 +167,7 @@
             out.append("  var s = new Array();\n");
             produceCode(code);
         } else {
-            out.append("  /* no code found for ").append(m.getInternalSig()).append(" */\n");
+            out.append("  throw 'no code found for ").append(m.getInternalSig()).append("';\n");
         }
         out.append("};");
     }
@@ -201,7 +201,7 @@
             out.append(";\n  var s = new Array();\n");
             produceCode(code);
         } else {
-            out.append("  /* no code found for ").append(m.getInternalSig()).append(" */\n");
+            out.append("  throw 'no code found for ").append(m.getInternalSig()).append("';\n");
         }
         out.append("};");
     }