github.com/graemephi/kahugo@v0.62.3-0.20211121071557-d78c0423784d/common/collections/collections.go (about)

     1  // Copyright 2018 The Hugo Authors. All rights reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  // http://www.apache.org/licenses/LICENSE-2.0
     7  //
     8  // Unless required by applicable law or agreed to in writing, software
     9  // distributed under the License is distributed on an "AS IS" BASIS,
    10  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  // Package collections contains common Hugo functionality related to collection
    15  // handling.
    16  package collections
    17  
    18  // Grouper defines a very generic way to group items by a given key.
    19  type Grouper interface {
    20  	Group(key interface{}, items interface{}) (interface{}, error)
    21  }