49 lines
1.3 KiB
Go
49 lines
1.3 KiB
Go
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/*
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Copyright 2015 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package util
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import (
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"bytes"
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"go/doc"
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"io"
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"strings"
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"text/template"
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)
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func wrap(indent string, s string) string {
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var buf bytes.Buffer
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doc.ToText(&buf, s, indent, indent+" ", 80-len(indent))
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return buf.String()
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}
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// ExecuteTemplate executes templateText with data and output written to w.
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func ExecuteTemplate(w io.Writer, templateText string, data interface{}) error {
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t := template.New("top")
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t.Funcs(template.FuncMap{
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"trim": strings.TrimSpace,
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"wrap": wrap,
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})
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template.Must(t.Parse(templateText))
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return t.Execute(w, data)
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}
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func ExecuteTemplateToString(templateText string, data interface{}) (string, error) {
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b := bytes.Buffer{}
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err := ExecuteTemplate(&b, templateText, data)
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return b.String(), err
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}
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