hugo params 代码
文件路径：/resources/resource/params.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 resource
import (
"github.com/gohugoio/hugo/common/maps"
"github.com/spf13/cast"
)
func Param(r ResourceParamsProvider, fallback maps.Params, key any) (any, error) {
keyStr, err := cast.ToStringE(key)
if err != nil {
return nil, err
}
if fallback == nil {
return maps.GetNestedParam(keyStr, ".", r.Params())
}
return maps.GetNestedParam(keyStr, ".", r.Params(), fallback)
}