diff options
Diffstat (limited to 'libgo/go/regexp/syntax/parse.go')
| -rw-r--r-- | libgo/go/regexp/syntax/parse.go | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/libgo/go/regexp/syntax/parse.go b/libgo/go/regexp/syntax/parse.go index 71b07b9..4c61cb3 100644 --- a/libgo/go/regexp/syntax/parse.go +++ b/libgo/go/regexp/syntax/parse.go @@ -48,6 +48,9 @@ const ( ErrTrailingBackslash ErrorCode = "trailing backslash at end of expression" ) +// TODO: Export for Go 1.1. +const errUnexpectedParen ErrorCode = "unexpected )" + func (e ErrorCode) String() string { return string(e) } @@ -1168,13 +1171,13 @@ func (p *parser) parseRightParen() error { n := len(p.stack) if n < 2 { - return &Error{ErrInternalError, ""} + return &Error{errUnexpectedParen, p.wholeRegexp} } re1 := p.stack[n-1] re2 := p.stack[n-2] p.stack = p.stack[:n-2] if re2.Op != opLeftParen { - return &Error{ErrMissingParen, p.wholeRegexp} + return &Error{errUnexpectedParen, p.wholeRegexp} } // Restore flags at time of paren. p.flags = re2.Flags |