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template.go
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template.go
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/*
Copyright 2018 Heptio Inc.
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 templates
import (
"strings"
"text/template"
)
// TemplateFuncs exports (currently singular) functions to be used inside the template
var TemplateFuncs = map[string]interface{}{
"indent": func(i int, input string) string {
split := strings.Split(input, "\n")
ident := "\n" + strings.Repeat(" ", i)
// Don't indent the first line, it's already indented in the template
return strings.Join(split, ident)
},
}
// NewTemplate declares a new template that already has TemplateFuncs in scope
func NewTemplate(name, tmpl string) *template.Template {
return template.Must(template.New(name).Funcs(TemplateFuncs).Parse(tmpl))
}