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BEGIN LICENSE BLOCK ***** Version: EPL 1.0/GPL 2.0/LGPL 2.1 The contents of this file are subject to the Eclipse Public License Version 1.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.eclipse.org/legal/epl-v10.html Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the specific language governing rights and limitations under the License. Copyright (C) 2006 Anders Bengtsson <ndrsbngtssn@yahoo.se> Alternatively, the contents of this file may be used under the terms of either of the GNU General Public License Version 2 or later (the "GPL"), or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), in which case the provisions of the GPL or the LGPL are applicable instead of those above. If you wish to allow use of your version of this file only under the terms of either the GPL or the LGPL, and not to allow others to use your version of this file under the terms of the EPL, indicate your decision by deleting the provisions above and replace them with the notice and other provisions required by the GPL or the LGPL. If you do not delete the provisions above, a recipient may use your version of this file under the terms of any one of the EPL, the GPL or the LGPL. END LICENSE BLOCK ***
 
 
 package org.jruby;
 
 import static org.jruby.runtime.Visibility.PRIVATE;
 import static org.jruby.runtime.Visibility.PROTECTED;
 

Author(s):
Anders Bengtsson
 
 @JRubyClass(name="NameError", parent="StandardError")
 public class RubyNameError extends RubyException {
     private IRubyObject name;

    
Nested class whose instances act as thunks reacting to to_str method called from (Exception#to_str, Exception#message) MRI equivalent: rb_cNameErrorMesg, class name: "message", construction method: "!", to_str implementation: "name_err_mesg_to_str" TODO: this class should not be lookupable
 
     @JRubyClass(name = "NameError::Message", parent = "Data")
     public static final class RubyNameErrorMessage extends RubyObject {
 
         static ObjectAllocator NAMEERRORMESSAGE_ALLOCATOR = new ObjectAllocator() {
             public IRubyObject allocate(Ruby runtimeRubyClass klass) {
                 IRubyObject dummy = new RubyObject(runtimeruntime.getObject());
                 return new RubyNameErrorMessage(runtimedummydummy..);
             }
         };        
 
         private final IRubyObject object;
         private final IRubyObject method;
         private final Visibility visibility;
         private final CallType callType;
 
         RubyNameErrorMessage(Ruby runtimeIRubyObject objectIRubyObject methodVisibility visibilityCallType callType) {
             super(runtimeruntime.getNameErrorMessage(), false);
             this. = object;
             this. = method;
             this. = visibility;
             this. = callType;
         }
 
         @JRubyMethod(name = "_load", meta = true)
         public static IRubyObject load(IRubyObject recvIRubyObject arg) {
             return arg;
         }
 
         @JRubyMethod(name = "_dump")
         public IRubyObject dump(ThreadContext contextIRubyObject arg) {
             return to_str(context);
         }
 
         @JRubyMethod(name = "to_str")
         public IRubyObject to_str(ThreadContext context) {
             String format = null;
 
             if ( == ) {
                 format = "private method `%s' called for %s";
            } else if ( == ) {
                format = "protected method `%s' called for %s";
            } else if ( == .) {
                format = "undefined local variable or method `%s' for %s";
            } else if ( == .) {
                format = "super: no superclass method `%s'";
            }
            if (format == nullformat = "undefined method `%s' for %s";
            String description = null;
            if (.isNil()) {
                description = "nil";
            } else if ( instanceof RubyBoolean && .isTrue()) {
                description = "true";
            } else if ( instanceof RubyBoolean && !.isTrue()) {
                description = "false";
            } else {
                try {
                    description = RubyObject.inspect(context).toString();
                } catch(JumpException e) {}
                if (description == null || description.length() > 65) description = .anyToString().toString();
            }
            if (description.length() == 0 || (description.length() > 0 && description.charAt(0) != '#')) {
                description = description + ":" + .getMetaClass().getRealClass().getName();            
            }
            Ruby runtime = getRuntime();
            RubyArray arr = runtime.newArray(runtime.newString(description));
            ByteList msgBytes = new ByteList(format.length() + description.length() + .toString().length());
            Sprintf.sprintf(msgBytesformatarr);
            return runtime.newString(msgBytes).infectBy();
        }
    }
    private static ObjectAllocator NAMEERROR_ALLOCATOR = new ObjectAllocator() {
        public IRubyObject allocate(Ruby runtimeRubyClass klass) {
            return new RubyNameError(runtimeklass);
        }
    };
    public static RubyClass createNameErrorClass(Ruby runtimeRubyClass standardErrorClass) {
        RubyClass nameErrorClass = runtime.defineClass("NameError"standardErrorClass);
        nameErrorClass.defineAnnotatedMethods(RubyNameError.class);
        return nameErrorClass;
    }
    public static RubyClass createNameErrorMessageClass(Ruby runtimeRubyClass nameErrorClass) {
        RubyClass messageClass = nameErrorClass.defineClassUnder("Message"runtime.getClass("Data"), .);
        messageClass.defineAnnotatedMethods(RubyNameErrorMessage.class);
        return messageClass;
    }
    protected RubyNameError(Ruby runtimeRubyClass exceptionClass) {
        this(runtimeexceptionClassexceptionClass.getName());
    }
    public RubyNameError(Ruby runtimeRubyClass exceptionClassString message) {
        this(runtimeexceptionClassmessage, (Stringnull);
    }
    public RubyNameError(Ruby runtimeRubyClass exceptionClassString messageString name) {
        super(runtimeexceptionClassmessage);
        this. = name == null ? runtime.getNil() : runtime.newString(name);
    }
    
    public RubyNameError(Ruby runtimeRubyClass exceptionClassString messageIRubyObject name) {
        super(runtimeexceptionClassmessage);
        this. = name;
    }
    @JRubyMethod(name = "exception", rest = true, meta = true)
    public static RubyException newRubyNameError(IRubyObject recvIRubyObject[] args) {
        RubyClass klass = (RubyClass)recv;
        
        RubyException newError = (RubyExceptionklass.allocate();
        
        newError.callInit(args.);
        
        return newError;
    }
    @JRubyMethod(name = "initialize", optional = 2)
    @Override
    public IRubyObject initialize(IRubyObject[] argsBlock block) {
        if (args.length > 1) {
             = args[args.length - 1];
            int newLength = args.length > 2 ? args.length - 2 : args.length - 1;
            IRubyObject []tmpArgs = new IRubyObject[newLength];
            System.arraycopy(args, 0, tmpArgs, 0, newLength);
            args = tmpArgs;
        } else {
             = getRuntime().getNil();
        }
        super.initialize(argsblock);
        return this;
    }
    @JRubyMethod(name = "to_s")
    @Override
    public IRubyObject to_s() {
        if (.isNil()) return getRuntime().newString(.getMetaClass().getName());
        RubyString str = .convertToString();
        if (str !=  = str;
        if (isTaint()) .setTaint(true);
        return ;
    }
    @JRubyMethod(name = "name")
    public IRubyObject name() {
        return ;
    }
    @Override
    public void copySpecialInstanceVariables(IRubyObject clone) {
        super.copySpecialInstanceVariables(clone);
        RubyNameError exception = (RubyNameError)clone;
        exception.name = ;
    }
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