hugo collections 代码
文件路径：/hugolib/collections.go
/ Copyright 2019 The Hugo Authors. All rights reserved.
/
/ 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 hugolib
import (
"github.com/gohugoio/hugo/common/collections"
"github.com/gohugoio/hugo/resources/page"
)
var (
_ collections.Grouper = (*pageState)(nil)
_ collections.Slicer = (*pageState)(nil)
)
/ collections.Slicer implementations below. We keep these bridge implementations
/ here as it makes it easier to get an idea of "type coverage". These
/ implementations have no value on their own.
/ Slice is for internal use.
func (p *pageState) Slice(items any) (any, error) {
return page.ToPages(items)
}
/ collections.Grouper implementations below
/ Group creates a PageGroup from a key and a Pages object
/ This method is not meant for external use. It got its non-typed arguments to satisfy
/ a very generic interface in the tpl package.
func (p *pageState) Group(key any, in any) (any, error) {
pages, err := page.ToPages(in)
if err != nil {
return nil, err
}
return page.PageGroup{Key: key, Pages: pages}, nil
}