hugo resource_helpers 代码
文件路径：/resources/resource/resource_helpers.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 (
"strings"
"time"
"github.com/gohugoio/hugo/helpers"
"github.com/spf13/cast"
)
/ GetParam will return the param with the given key from the Resource,
/ nil if not found.
func GetParam(r Resource, key string) any {
return getParam(r, key, false)
}
/ GetParamToLower is the same as GetParam but it will lower case any string
/ result, including string slices.
func GetParamToLower(r Resource, key string) any {
return getParam(r, key, true)
}
func getParam(r Resource, key string, stringToLower bool) any {
v := r.Params()[strings.ToLower(key)]
if v == nil {
return nil
}
switch val := v.(type) {
case bool:
return val
case string:
if stringToLower {
return strings.ToLower(val)
}
return val
case int64, int32, int16, int8, int:
return cast.ToInt(v)
case float64, float32:
return cast.ToFloat64(v)
case time.Time:
return val
case []string:
if stringToLower {
return helpers.SliceToLower(val)
}
return v
case map[string]any:
return v
case map[any]any:
return v
}
return nil
}