/
templating.go
46 lines (41 loc) · 922 Bytes
/
templating.go
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package main
import (
"bytes"
"embed"
"github.com/Masterminds/sprig"
"go/format"
"text/template"
)
//go:embed *.tpl
var templateFiles embed.FS
var templates *template.Template
func Templates() (*template.Template, error) {
if templates == nil {
//sub, err := fs.Sub(templateFiles, "template")
//if err != nil {
// return nil, err
//}
tpls, err := template.New("base").Funcs(sprig.HermeticTxtFuncMap()).ParseFS(templateFiles, "*.tpl")
if err != nil {
return nil, err
}
templates = tpls
}
return templates, nil
}
func RenderGoTemplate(name string, data interface{}) ([]byte, error) {
var generated bytes.Buffer
tpl, err := Templates()
if err != nil {
return nil, err
}
err = tpl.ExecuteTemplate(&generated, name, data)
if err != nil {
return nil, err
}
formatted, err := format.Source(generated.Bytes())
if err != nil {
return generated.Bytes(), err
}
return formatted, nil
}