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Member "hugo-0.113.0/tpl/collections/append.go" (5 Jun 2023, 1298 Bytes) of package /linux/www/hugo-0.113.0.tar.gz:


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    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
   15 
   16 import (
   17     "errors"
   18 
   19     "github.com/gohugoio/hugo/common/collections"
   20 )
   21 
   22 // Append appends args up to the last one to the slice in the last argument.
   23 // This construct allows template constructs like this:
   24 //
   25 //  {{ $pages = $pages | append $p2 $p1 }}
   26 //
   27 // Note that with 2 arguments where both are slices of the same type,
   28 // the first slice will be appended to the second:
   29 //
   30 //  {{ $pages = $pages | append .Site.RegularPages }}
   31 func (ns *Namespace) Append(args ...any) (any, error) {
   32     if len(args) < 2 {
   33         return nil, errors.New("need at least 2 arguments to append")
   34     }
   35 
   36     to := args[len(args)-1]
   37     from := args[:len(args)-1]
   38 
   39     return collections.Append(to, from...)
   40 }