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| author | Robert Griesemer <gri@golang.org> | 2010-12-06 15:34:23 -0800 |
|---|---|---|
| committer | Robert Griesemer <gri@golang.org> | 2010-12-06 15:34:23 -0800 |
| commit | 2fd2991eac8866fa72b6f160d3425727de6f200d (patch) | |
| tree | e58af69a3ebcc414cdd6cc74a0e8fe8e94d5ab3c | |
| parent | 5a9ad8b9e3a5835c3dc051fff97c1d81844260f6 (diff) | |
| download | go-2fd2991eac8866fa72b6f160d3425727de6f200d.tar.gz go-2fd2991eac8866fa72b6f160d3425727de6f200d.zip | |
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
| -rw-r--r-- | src/cmd/godoc/spec.go | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/cmd/godoc/spec.go b/src/cmd/godoc/spec.go index df36caaa72..b1c1a883f7 100644 --- a/src/cmd/godoc/spec.go +++ b/src/cmd/godoc/spec.go @@ -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? |