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;
; Licensed to jclouds, Inc. (jclouds) under one or more
; contributor license agreements.  See the NOTICE file
; distributed with this work for additional information
; regarding copyright ownership.  jclouds licenses this file
; to you 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.
;

(ns org.jclouds.predicate)

(defprotocol Coercions
  "Protocol for coercing between predicate-like things, like
  Clojure fns and com.google.common.base.Predicate."
  (to-predicate [p]))

(extend-protocol Coercions
  clojure.lang.IFn
  (to-predicate [p]
    (reify com.google.common.base.Predicate
      (apply [this input] (p input))))

  com.google.common.base.Predicate
  (to-predicate [p] p))