println("one", "two")       // printsp

	// test goprintf
	defer println((interface{})(nil))
	defer println((interface {
		f()
	})(nil))
	defer println((map[int]int)(nil))
	defer println(([]int)(nil))
	defer println(int64(-11))
	defer println(uint64(12))
	defer println(uint32(12))
	defer println(uint16(12))
	defer println(uint8(12))
	defer println(uint(12))
	defer println(uintptr(12))
	defer println(13.0)

	sp := (*slice)(unsafe.Pointer(&s))
	print("[", len(s), "/", cap(s), "]")
	printpointer(sp.array)
}

func printeface(e eface) {
	print("(", e._type, ",", e.data, ")")
}

func printiface(i iface) {
	print("(", i.tab, ",", i.data, ")")
}

// hexdumpWords prints a word-oriented hex dump of [p, end).
//
// If mark != nil, it will be called with each printed word's address

	{"runtime.printstring", 1},
	{"runtime.printpointer", 1},
	{"runtime.printuintptr", 1},
	{"runtime.printiface", 1},
	{"runtime.printeface", 1},
	{"runtime.printslice", 1},
	{"runtime.printnl", 1},
	{"runtime.printsp", 1},
	{"runtime.printlock", 1},
	{"runtime.printunlock", 1},
	{"runtime.concatstring2", 1},
	{"runtime.concatstring3", 1},
	{"runtime.concatstring4", 1},
	{"runtime.concatstring5", 1},

				p.print(x.MapIndex(key))
				p.printf("\n")
			}
			p.indent--
		}
		p.printf("}")

	case reflect.Pointer:
		p.printf("*")
		// type-checked ASTs may contain cycles - use ptrmap
		// to keep track of objects that have been printed
		// already and print the respective line number instead
		ptr := x.Interface()
		if line, exists := p.ptrmap[ptr]; exists {
			p.printf("(obj @ %d)", line)
		} else {

	// measured in Unicode code points,
	// excluding TextPrefix and the newline character.
	// If TextWidth is zero, it defaults to 80 minus the number of code points in TextPrefix.
	// If TextWidth is negative, there is no limit.
	TextWidth int
}

func (p *Printer) headingLevel() int {
	if p.HeadingLevel <= 0 {
		return 3
	}
	return p.HeadingLevel
}

func (p *Printer) headingID(h *Heading) string {

		b = b[:len(b)-1]
	}
	return b
}

// A printer collects the state during printing of a file or expression.
type printer struct {
	bytes.Buffer           // output buffer
	comment      []Comment // pending end-of-line comments
	margin       int       // left margin (indent), a number of tabs
}

// printf prints to the buffer.
func (p *printer) printf(format string, args ...interface{}) {
	fmt.Fprintf(p, format, args...)

					if w != nil && w.Block == b && !printed[w.ID] {
						continue outer
					}
				}
				p.value(v, live[v.ID])
				printed[v.ID] = true
				n++
			}
			if m == n {
				p.startDepCycle()
				for _, v := range b.Values {
					if printed[v.ID] {
						continue
					}
					p.value(v, live[v.ID])
					printed[v.ID] = true
					n++
				}
				p.endDepCycle()
			}

package main

import (
	"fmt"
)

type Printer[T ~string] struct {
	PrintFn func(T)
}

func Print[T ~string](s T) {
	fmt.Println(s)
}

func PrintWithPrinter[T ~string, S interface {
	~struct {
		ID       T
		PrintFn_ func(T)
	}
	PrintFn() func(T)
}](message T, obj S) {
	obj.PrintFn()(message)
}

func main() {
	PrintWithPrinter(
		"Hello, world.",

package main

import (
	"fmt"
)

type Printer[T ~string] struct {
	PrintFn func(T)
}

func Print[T ~string](s T) {
	fmt.Println(s)
}

func PrintWithPrinter[T ~string, S interface {
	~struct {
		ID       T
		PrintFn_ func(T)
	}
	PrintFn() func(T)
}](message T, obj S) {
	obj.PrintFn()(message)
}

type PrintShop[T ~string] struct {
	ID       T
	PrintFn_ func(T)
}

	return fmt.Fprintln(writer, args...)
}

// Printf is a wrapper around fmt.Printf
func (tp *TextPrinter) Printf(format string, args ...interface{}) (n int, err error) {
	return fmt.Printf(format, args...)
}

// Println is a wrapper around fmt.Printf
func (tp *TextPrinter) Println(args ...interface{}) (n int, err error) {
	return fmt.Println(args...)
}