Expose class name normalization.

src/jse/org/luaj/vm2/luajc/JavaBytecodeCompiler.java

@@ -32,6 +32,7 @@ import org.luaj.vm2.LuaValue;
 import org.luaj.vm2.Prototype;
 import org.luaj.vm2.LoadState.LuaCompiler;
 import org.luaj.vm2.compiler.LuaC;
+import org.luaj.vm2.lib.PackageLib;
 
 public class JavaBytecodeCompiler implements LuaCompiler {
 
@@ -89,7 +90,7 @@ public class JavaBytecodeCompiler implements LuaCompiler {
 	/** Compile into a class */
 	private byte[] loadClass(int firstByte, InputStream stream, String filename) throws IOException {
 		Prototype p = compile(firstByte, stream, filename);
-		return gen.generateBytecode(p, toClassname(filename), toSourcename(filename));
+		return gen.generateBytecode(p, PackageLib.toClassname(filename), toSourcename(filename));
 	}
 
 	/** Compile all classes produced by a prototype, and put results in a hashtable */
@@ -98,7 +99,7 @@ public class JavaBytecodeCompiler implements LuaCompiler {
 			install();
 		Prototype p = LoadState.compile( stream, filename );
 		Hashtable t = new Hashtable();
-		getInstance().genClass(t, p, toClassname(filename), toSourcename(filename));
+		getInstance().genClass(t, p, PackageLib.toClassname(filename), toSourcename(filename));
 		return t;
 	}
 	
@@ -110,7 +111,7 @@ public class JavaBytecodeCompiler implements LuaCompiler {
 	
 	public LuaFunction load(Prototype p, String filename, LuaValue env) {
 		try {
-			Class c = gen.toJavaBytecode(p, toClassname(filename), toSourcename(filename));
+			Class c = gen.toJavaBytecode(p, PackageLib.toClassname(filename), toSourcename(filename));
 			Object o = c.newInstance();
 			LuaFunction f = (LuaFunction) o;
 			f.setfenv(env);
@@ -121,16 +122,6 @@ public class JavaBytecodeCompiler implements LuaCompiler {
 		}
 	}
 	
-	
-	/** Convert filename to class name */
-	private static final String toClassname( String filename ) {
-		String classname = filename.endsWith(".lua")? filename.substring(0,filename.length()-4): filename;
-		classname = classname.replace('/', '.');
-		classname = classname.replace('\\', '.');
-		classname = classname.replaceAll("[^\\w\\.]", "_");
-		return classname;
-	}
-	
 	private static final String toSourcename( String filename ) {
 		return filename.substring( filename.lastIndexOf('/')+1 );
 	}

src/jse/org/luaj/vm2/luajc/JavaBytecodeGenerator.java

@@ -65,7 +65,9 @@ import org.luaj.vm2.lib.VarArgFunction;
 
 public class JavaBytecodeGenerator {
 	public static boolean DUMPCLASSES = "true".equals(System.getProperty("DUMPCLASSES"));
-	
+
+	public static boolean gendebuginfo = true;
+
 	private static final String STR_FUNCV = VarArgFunction.class.getName();
 	private static final String STR_VARARGS = Varargs.class.getName();
 	private static final String STR_LUAVALUE = LuaValue.class.getName();
@@ -928,10 +930,12 @@ public class JavaBytecodeGenerator {
 			}
 			
 			// add line numbers
-			if ( p.lineinfo != null && p.lineinfo.length >= nc) {
-				for ( pc=0; pc<nc; pc++ ) {
-					if ( ih[pc] != null )
-						mg.addLineNumber( ih[pc], p.lineinfo[pc] );
+			if ( gendebuginfo ) {
+				if ( p.lineinfo != null && p.lineinfo.length >= nc) {
+					for ( pc=0; pc<nc; pc++ ) {
+						if ( ih[pc] != null )
+							mg.addLineNumber( ih[pc], p.lineinfo[pc] );
+					}
 				}
 			}
 			
@@ -1199,10 +1203,12 @@ public class JavaBytecodeGenerator {
 		
 		private String getlocalname(LocVars[] locvars, int j) {
 			int number = j+1;
-			for (int i = 0; i < locvars.length; i++) {
-				if (pc < locvars[i].endpc) { /* is variable active? */
-					if (--number == 0)
-						return locvars[i].varname.toString();
+			if ( gendebuginfo ) {
+				for (int i = 0; i < locvars.length; i++) {
+					if (pc < locvars[i].endpc) { /* is variable active? */
+						if (--number == 0)
+							return locvars[i].varname.toString();
+					}
 				}
 			}
 			return "$"+j;