// any of the printing methods
// in order to customize the details of the printing process.
type Printer struct {
	// HeadingLevel is the nesting level used for
	// HTML and Markdown headings.
	// If HeadingLevel is zero, it defaults to level 3,
	// meaning to use <h3> and ###.
	HeadingLevel int

	// HeadingID is a function that computes the heading ID
	// (anchor tag) to use for the heading h when generating

{"HeadingLevel": 5}
-- input --
# Heading
-- markdown --
##### Heading {#hdr-Heading}
-- html --

	case *Paragraph:
		if !p.tight {
			out.WriteString("<p>")
		}
		p.text(out, x.Text)
		out.WriteString("\n")

	case *Heading:
		out.WriteString("<h")
		h := strconv.Itoa(p.headingLevel())
		out.WriteString(h)
		if id := p.headingID(x); id != "" {
			out.WriteString(` id="`)
			p.escape(out, id)
			out.WriteString(`"`)
		}
		out.WriteString(">")
		p.text(out, x.Text)

// See the [Printer] documentation for ways to customize the Markdown output.
func (p *Printer) Markdown(d *Doc) []byte {
	mp := &mdPrinter{
		Printer:       p,
		headingPrefix: strings.Repeat("#", p.headingLevel()) + " ",
	}

	var out bytes.Buffer
	for i, x := range d.Content {
		if i > 0 {
			out.WriteByte('\n')
		}
		mp.block(&out, x)
	}
	return out.Bytes()
}

// block prints the block x to out.

pkg go/doc/comment, type Printer struct, DocLinkURL func(*DocLink) string #51082
pkg go/doc/comment, type Printer struct, HeadingID func(*Heading) string #51082
pkg go/doc/comment, type Printer struct, HeadingLevel int #51082
pkg go/doc/comment, type Printer struct, TextCodePrefix string #51082
pkg go/doc/comment, type Printer struct, TextPrefix string #51082
pkg go/doc/comment, type Printer struct, TextWidth int #51082

		{"Parser.Words", Field, 19},
		{"Plain", Type, 19},
		{"Printer", Type, 19},
		{"Printer.DocLinkBaseURL", Field, 19},
		{"Printer.DocLinkURL", Field, 19},
		{"Printer.HeadingID", Field, 19},
		{"Printer.HeadingLevel", Field, 19},
		{"Printer.TextCodePrefix", Field, 19},
		{"Printer.TextPrefix", Field, 19},
		{"Printer.TextWidth", Field, 19},
		{"Text", Type, 19},
	},
	"go/format": {
		{"Node", Func, 1},