Commit 2fd2991e authored by Robert Griesemer's avatar Robert Griesemer

godoc: don't call flush if position is not valid

(fixes new godoc crash when looking at spec)

R=rsc, r, iant
CC=golang-dev
https://golang.org/cl/3488041
parent 5a9ad8b9
......@@ -39,7 +39,9 @@ func (p *ebnfParser) flush() {
func (p *ebnfParser) next() {
p.flush()
if p.pos.IsValid() {
p.flush()
}
p.pos, p.tok, p.lit = p.scanner.Scan()
if p.tok.IsKeyword() {
// TODO Should keyword mapping always happen outside scanner?
......
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