package koushin import ( "html/template" "io" "github.com/labstack/echo/v4" ) type tmpl struct { t *template.Template } func (t *tmpl) Render(w io.Writer, name string, data interface{}, c echo.Context) error { return t.t.ExecuteTemplate(w, name, data) } func loadTemplates() (*tmpl, error) { t, err := template.New("drmdb").Funcs(template.FuncMap{ "tuple": func(values ...interface{}) []interface{} { return values }, }).ParseGlob("public/*.html") return &tmpl{t}, err }