From c29cace1e8f3260389ea78fa4ef86d80cd5e5275 Mon Sep 17 00:00:00 2001 From: Ondřej Surý Date: Fri, 10 Jun 2011 10:59:18 +0200 Subject: Imported Upstream version 2011.06.09 --- src/cmd/godoc/spec.go | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'src/cmd/godoc/spec.go') diff --git a/src/cmd/godoc/spec.go b/src/cmd/godoc/spec.go index d863ca0d8..444e36e08 100644 --- a/src/cmd/godoc/spec.go +++ b/src/cmd/godoc/spec.go @@ -129,6 +129,9 @@ func (p *ebnfParser) parseTerm() bool { func (p *ebnfParser) parseSequence() { + if !p.parseTerm() { + p.errorExpected(p.pos, "term") + } for p.parseTerm() { } } @@ -148,7 +151,9 @@ func (p *ebnfParser) parseExpression() { func (p *ebnfParser) parseProduction() { p.parseIdentifier(true) p.expect(token.ASSIGN) - p.parseExpression() + if p.tok != token.PERIOD { + p.parseExpression() + } p.expect(token.PERIOD) } -- cgit v1.2.3