mirror of
https://github.com/prometheus/prometheus.git
synced 2024-11-11 08:04:04 -08:00
49 lines
1.3 KiB
Go
49 lines
1.3 KiB
Go
/*
|
|
Copyright 2015 The Kubernetes Authors.
|
|
|
|
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 util
|
|
|
|
import (
|
|
"bytes"
|
|
"go/doc"
|
|
"io"
|
|
"strings"
|
|
"text/template"
|
|
)
|
|
|
|
func wrap(indent string, s string) string {
|
|
var buf bytes.Buffer
|
|
doc.ToText(&buf, s, indent, indent+" ", 80-len(indent))
|
|
return buf.String()
|
|
}
|
|
|
|
// ExecuteTemplate executes templateText with data and output written to w.
|
|
func ExecuteTemplate(w io.Writer, templateText string, data interface{}) error {
|
|
t := template.New("top")
|
|
t.Funcs(template.FuncMap{
|
|
"trim": strings.TrimSpace,
|
|
"wrap": wrap,
|
|
})
|
|
template.Must(t.Parse(templateText))
|
|
return t.Execute(w, data)
|
|
}
|
|
|
|
func ExecuteTemplateToString(templateText string, data interface{}) (string, error) {
|
|
b := bytes.Buffer{}
|
|
err := ExecuteTemplate(&b, templateText, data)
|
|
return b.String(), err
|
|
}
|