blob: da11f54a010a3bc21fb0873a3ecc77af5ef27f1b [file] [log] [blame]
/*
* Copyright 2005 Frerich Raabe <raabe@kde.org>
* Copyright (C) 2006 Apple Computer, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "core/xml/XPathVariableReference.h"
#include "core/xml/XPathValue.h"
namespace blink {
namespace XPath {
VariableReference::VariableReference(const String& name) : name_(name) {}
Value VariableReference::Evaluate(EvaluationContext& context) const {
HashMap<String, String>& bindings = context.variable_bindings;
if (!bindings.Contains(name_)) {
// FIXME: Is this the right thing to do if an unknown variable is
// referenced?
return "";
}
return bindings.at(name_);
}
} // namespace XPath
} // namespace blink