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package org.jruby.ir.instructions.defined;
import org.jruby.RubyString;
import org.jruby.ir.IRVisitor;
import org.jruby.ir.Operation;
import org.jruby.ir.instructions.Instr;
import org.jruby.ir.operands.Operand;
import org.jruby.ir.operands.StringLiteral;
import org.jruby.ir.operands.Variable;
import org.jruby.ir.transformations.inlining.InlinerInfo;
import org.jruby.javasupport.util.RuntimeHelpers;
import org.jruby.runtime.Block;
import org.jruby.runtime.DynamicScope;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;
import org.jruby.util.ByteList;
/**
*
* @author enebo
*/
public class GetDefinedConstantOrMethodInstr extends DefinedObjectNameInstr {
public GetDefinedConstantOrMethodInstr(Variable result, Operand object, StringLiteral name) {
super(Operation.DEFINED_CONSTANT_OR_METHOD, result, new Operand[] { object, name });
}
@Override
public Instr cloneForInlining(InlinerInfo inlinerInfo) {
return new GetDefinedConstantOrMethodInstr((Variable) getResult().cloneForInlining(inlinerInfo),
getObject().cloneForInlining(inlinerInfo),
(StringLiteral) getName().cloneForInlining(inlinerInfo));
}
@Override
public Object interpret(ThreadContext context, DynamicScope currDynScope, IRubyObject self, Object[] temp, Block block) {
IRubyObject value = (IRubyObject) getObject().retrieve(context, self, currDynScope, temp);
String name = getName().string;
RubyString definedType = RuntimeHelpers.getDefinedConstantOrBoundMethod(value, name);
return definedType == null ? context.nil : new StringLiteral(definedType.getByteList()).retrieve(context, self, currDynScope, temp);
}
@Override
public void visit(IRVisitor visitor) {
visitor.GetDefinedConstantOrMethodInstr(this);
}
}