/*
* Copyright 2010-2016 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.types.checker;
import org.jetbrains.annotations.
NotNull;
import org.jetbrains.kotlin.types.
KotlinType;
import org.jetbrains.kotlin.types.
TypeConstructor;
public class
KotlinTypeCheckerImpl implements
KotlinTypeChecker {
@
NotNull
public static
KotlinTypeChecker withAxioms(@
NotNull final
TypeConstructorEquality equalityAxioms) {
return new
KotlinTypeCheckerImpl(new
TypeCheckingProcedure(new
TypeCheckerProcedureCallbacksImpl() {
@
Override
public boolean
assertEqualTypeConstructors(@
NotNull TypeConstructor constructor1, @
NotNull TypeConstructor constructor2) {
return
constructor1.
equals(
constructor2) ||
equalityAxioms.
equals(
constructor1,
constructor2);
}
}));
}
private final
TypeCheckingProcedure procedure;
protected
KotlinTypeCheckerImpl(@
NotNull TypeCheckingProcedure procedure) {
this.
procedure =
procedure;
}
@
Override
public boolean
isSubtypeOf(@
NotNull KotlinType subtype, @
NotNull KotlinType supertype) {
return
procedure.
isSubtypeOf(
subtype,
supertype);
}
@
Override
public boolean
equalTypes(@
NotNull KotlinType a, @
NotNull KotlinType b) {
return
procedure.
equalTypes(
a,
b);
}
}