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/*
 * Copyright © 2015 Stefan Niederhauser ([email protected])
 *
 * 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 guru.nidi.codeassert.dependency;

import guru.nidi.codeassert.config.LocationMatcher;

import java.util.Set;

interface RuleAccessor {
    RuleAccessor MAY_BE_USED = new RuleAccessor() {
        @Override
        public Set access(DependencyRule rule) {
            return rule.usedBy.may;
        }
    };

    RuleAccessor MUST_BE_USED = new RuleAccessor() {
        @Override
        public Set access(DependencyRule rule) {
            return rule.usedBy.must;
        }
    };

    RuleAccessor MUST_NOT_BE_USED = new RuleAccessor() {
        @Override
        public Set access(DependencyRule rule) {
            return rule.usedBy.mustNot;
        }
    };

    Set access(DependencyRule rule);
}