blob: 09abe4db66a5b2e1304ea5f7f80b0adef21f4ce9 [file] [log] [blame]
/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* 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 APPLE INC. ``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 APPLE INC. OR
* CONTRIBUTORS 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.
*/
"use strict";
class Type extends Node {
get typeParameters() { return []; }
get kind() { return Type; }
get isPtr() { return false; }
get isArray() { return false; }
get isArrayRef() { return false; }
get isRef() { return this.isPtr || this.isArrayRef; }
get isNumber() { return false; }
get isInt() { return false; }
get isFloating() { return false; }
get isPrimitive() { return false; }
inherits(protocol)
{
if (!protocol)
return {result: true};
return protocol.hasHeir(this);
}
get instantiatedType() { return this.visit(new InstantiateImmediates()); }
// Have to call these on the unifyNode.
argumentForAndOverload(origin, value)
{
return new MakePtrExpression(origin, value);
}
argumentTypeForAndOverload(origin)
{
return new PtrType(origin, "thread", this);
}
returnTypeFromAndOverload(origin)
{
throw new WTypeError(origin.originString, "By-pointer overload returned non-pointer type: " + this);
}
}