func (p *Package) HTMLDecl(node interface{}) (template.HTML, error) {
cfg := printer.Config{
HTML: true,
Tabwidth: 8,
Linker: p,
}
var buf bytes.Buffer
err := cfg.Fprint(&buf, p.fset, node)
s := buf.String()
if strings.HasPrefix(s, "<span class=\"token\">const</span>") {
s = valueRe.ReplaceAllString(s, "<span id=\""+constPrefix+"${1}\">${1}</span>${2}")
} else if strings.HasPrefix(s, "<span class=\"token\">var</span>") {
s = valueRe.ReplaceAllString(s, "<span id=\""+varPrefix+"${1}\">${1}</span>${2}")
}
return template.HTML(s), err
}
func (e *Example) HTML() (template.HTML, error) {
cfg := printer.Config{
HTML: true,
Tabwidth: 8,
Linker: e.pkg,
}
var buf bytes.Buffer
var node interface{}
if e.example.Play != nil {
node = e.example.Play
} else {
node = e.example.Code
if bk, ok := node.(*ast.BlockStmt); ok {
node = bk.List
}
}
err := cfg.Fprint(&buf, e.fset, node)
return template.HTML(buf.String()), err
}