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template.go
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/
template.go
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package core
import (
"bytes"
"text/template"
"github.com/mgutz/ansi"
)
var DisableColor = false
var TemplateFuncs = map[string]interface{}{
// Templates with Color formatting. See Documentation: https://github.com/mgutz/ansi#style-format
"color": func(color string) string {
if DisableColor {
return ""
}
return ansi.ColorCode(color)
},
}
var memoizedGetTemplate = map[string]*template.Template{}
func getTemplate(tmpl string) (*template.Template, error) {
if t, ok := memoizedGetTemplate[tmpl]; ok {
return t, nil
}
t, err := template.New("prompt").Funcs(TemplateFuncs).Parse(tmpl)
if err != nil {
return nil, err
}
memoizedGetTemplate[tmpl] = t
return t, nil
}
func RunTemplate(tmpl string, data interface{}) (string, error) {
t, err := getTemplate(tmpl)
if err != nil {
return "", err
}
buf := bytes.NewBufferString("")
err = t.Execute(buf, data)
if err != nil {
return "", err
}
return buf.String(), err
}