com.github.tonivade.purefun.CheckedMatcher Maven / Gradle / Ivy

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/*
 * Copyright (c) 2018-2019, Antonio Gabriel Muñoz Conejo 
 * Distributed under the terms of the MIT License
 */
package com.github.tonivade.purefun;

@FunctionalInterface
public interface CheckedMatcher extends Recoverable {

  boolean match(A target) throws Throwable;

  default Matcher1 unchecked() {
    return recover(this::sneakyThrow);
  }

  default Matcher1 recover(Function1 mapper) {
    return target -> {
      try {
        return match(target);
      } catch (Throwable e) {
        return mapper.apply(e);
      }
    };
  }

  default CheckedMatcher and(CheckedMatcher other) {
    return request -> match(request) && other.match(request);
  }

  default CheckedMatcher or(CheckedMatcher other) {
    return request -> match(request) || other.match(request);
  }

  default CheckedMatcher negate() {
    return request -> !match(request);
  }

  static  CheckedMatcher not(CheckedMatcher matcher) {
    return matcher.negate();
  }
}