1
0
mirror of https://github.com/golang/go synced 2024-11-19 03:24:40 -07:00
go/pointer/testdata/fmtexcerpt.go
Alan Donovan 6643abb26c go.tools/pointer: inclusion-based pointer analysis for Go.
Suggested reading order:
- doc.go
- api.go, analysis.go, callgraph.go, labels.go
- print.go, util.go
- gen.go
- solve.go
- pointer_test.go, testdata/*
- intrinsics.go (none are implemented yet)

R=dannyb, gri, crawshaw, 0xjnml
CC=golang-dev
https://golang.org/cl/10618043
2013-08-22 12:27:55 -04:00

43 lines
649 B
Go

// +build ignore
// This is a slice of the fmt package.
package main
type pp struct {
field interface{}
}
func newPrinter() *pp {
return new(pp)
}
func Fprintln(a ...interface{}) {
p := newPrinter()
p.doPrint(a, true, true)
}
func Println(a ...interface{}) {
Fprintln(a...)
}
func (p *pp) doPrint(a []interface{}, addspace, addnewline bool) {
print(a[0]) // @concrete S | string
stringer := a[0].(interface {
String() string
})
stringer.String()
print(stringer) // @concrete S
}
type S int
func (S) String() string { return "" }
func main() {
Println("Hello, World!", S(0))
}
// @calls (*main.pp).doPrint -> (main.S).String