// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. 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.

package vault

import (
	"regexp"
)

// matchPathRule returns true if input match one of regexp.
func matchPathRule(input string, regexps []*regexp.Regexp) bool {
	match := false
	for _, r := range regexps {
		if r.MatchString(input) {
			match = true
			break
		}
	}

	return match
}

// collect generates an output array according to the strategy selected.
func collect(input []string, regexps []*regexp.Regexp, appendIfMatch bool) []string {
	out := []string{}

	for _, p := range input {
		if matchPathRule(p, regexps) == appendIfMatch {
			out = append(out, p)
		}
	}

	return out
}
