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/*
 * Copyright (C) 2021 Thomas Akehurst
 *
 * 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 com.github.tomakehurst.wiremock.extension.responsetemplating.helpers;

import com.github.jknack.handlebars.Options;
import com.github.jknack.handlebars.TagType;
import java.io.IOException;

public class MatchesRegexHelper extends HandlebarsHelper {

  @Override
  public Object apply(Object context, Options options) throws IOException {
    if (options.params.length < 1) {
      return handleError("You must specify the string to be matched and the regular expression");
    }

    String value = context.toString();
    String regex = options.param(0);

    boolean isMatch = value.matches(regex);

    if (options.tagType == TagType.SECTION) {
      return isMatch ? options.apply(options.fn) : "";
    }

    return isMatch;
  }
}
 















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