package org.jruby.ir.operands;
import org.jruby.ir.IRVisitor;
import org.jruby.ir.IRScope;
import org.jruby.ir.transformations.inlining.InlinerInfo;
import org.jruby.parser.StaticScope;
import org.jruby.runtime.DynamicScope;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;
import java.util.List;
/**
* Wrap a scope for the purpose of finding live module which happens to be associated with it.
*/
public class ScopeModule extends Operand {
private final IRScope scope;
public ScopeModule(IRScope scope) {
this.scope = scope;
}
@Override
public void addUsedVariables(List<Variable> l) {
/* Do nothing */
}
@Override
public Operand cloneForInlining(InlinerInfo ii) {
return this;
}
@Override
public boolean canCopyPropagate() {
return true;
}
public IRScope getScope() {
return scope;
}
@Override
public String toString() {
return "module<" + scope.getName() + ">";
}
@Override
public Object retrieve(ThreadContext context, IRubyObject self, DynamicScope currDynScope, Object[] temp) {
StaticScope staticScope = scope.getStaticScope();
return staticScope != null ? staticScope.getModule() : context.runtime.getClass(scope.getName());
}
@Override
public void visit(IRVisitor visitor) {
visitor.ScopeModule(this);
}
}