Multiple paragraphs.
-- dump --
Doc
	Paragraph
		Plain "Text."
	List ForceBlankBefore=false ForceBlankBetween=false
		Item Number=""
			Paragraph
				Plain "List immediately after."
		Item Number=""
			Paragraph
				Plain "Another."
	Paragraph
		Plain "More text."
	List ForceBlankBefore=true ForceBlankBetween=false
		Item Number=""
			Paragraph
				Plain "List after blank line."
		Item Number=""
			Paragraph

			dumpTo(out, indent, blk)
		}

	case *Heading:
		fmt.Fprintf(out, "Heading")
		dumpTo(out, indent+1, x.Text)

	case *List:
		fmt.Fprintf(out, "List ForceBlankBefore=%v ForceBlankBetween=%v", x.ForceBlankBefore, x.ForceBlankBetween)
		dumpTo(out, indent+1, x.Items)

	case []*ListItem:
		for _, item := range x {
			dumpNL(out, indent)
			dumpTo(out, indent, item)
		}

	case *ListItem:

	// the blank line is preserved when printing.
	ForceBlankBefore bool

	// ForceBlankBetween indicates that list items must be
	// separated by blank lines when reformatting the comment,
	// overriding the usual conditions. See the BlankBetween method.
	//
	// The comment parser sets ForceBlankBetween for any list
	// that has a blank line between any two of its items, to make sure

pkg go/doc/comment, type LinkDef struct, Used bool #51082
pkg go/doc/comment, type List struct #51082
pkg go/doc/comment, type List struct, ForceBlankBefore bool #51082
pkg go/doc/comment, type List struct, ForceBlankBetween bool #51082
pkg go/doc/comment, type List struct, Items []*ListItem #51082
pkg go/doc/comment, type ListItem struct #51082
pkg go/doc/comment, type ListItem struct, Content []Block #51082

		{"LinkDef", Type, 19},
		{"LinkDef.Text", Field, 19},
		{"LinkDef.URL", Field, 19},
		{"LinkDef.Used", Field, 19},
		{"List", Type, 19},
		{"List.ForceBlankBefore", Field, 19},
		{"List.ForceBlankBetween", Field, 19},
		{"List.Items", Field, 19},
		{"ListItem", Type, 19},
		{"ListItem.Content", Field, 19},
		{"ListItem.Number", Field, 19},
		{"Paragraph", Type, 19},
		{"Paragraph.Text", Field, 19},