Commit 32c39fa1 authored by Russ Cox's avatar Russ Cox

go/printer: avoid reflect in print

R=gri
CC=golang-dev
https://golang.org/cl/704041
parent 29f1ca52
......@@ -739,16 +739,13 @@ func (p *printer) writeWhitespace(n int) {
// space for best comment placement. Then, any leftover whitespace is
// printed, followed by the actual token.
//
func (p *printer) print(args ...) {
v := reflect.NewValue(args).(*reflect.StructValue)
for i := 0; i < v.NumField(); i++ {
f := v.Field(i)
func (p *printer) print(args ...interface{}) {
for _, f := range args {
next := p.pos // estimated position of next item
var data []byte
var tag HTMLTag
isKeyword := false
switch x := f.Interface().(type) {
switch x := f.(type) {
case whiteSpace:
if x == ignore {
// don't add ignore's to the buffer; they
......@@ -795,7 +792,8 @@ func (p *printer) print(args ...) {
next = x // accurate position of next item
}
default:
panicln("print: unsupported argument type", f.Type().String())
fmt.Fprintf(os.Stderr, "print: unsupported argument type %T\n", f)
panic()
}
p.pos = next
......
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