diff options
Diffstat (limited to 'libgo/go/text/scanner/scanner.go')
| -rw-r--r-- | libgo/go/text/scanner/scanner.go | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/libgo/go/text/scanner/scanner.go b/libgo/go/text/scanner/scanner.go index 0155800..e085f8a 100644 --- a/libgo/go/text/scanner/scanner.go +++ b/libgo/go/text/scanner/scanner.go @@ -4,12 +4,12 @@ // Package scanner provides a scanner and tokenizer for UTF-8-encoded text. // It takes an io.Reader providing the source, which then can be tokenized -// through repeated calls to the Scan function. For compatibility with +// through repeated calls to the Scan function. For compatibility with // existing tools, the NUL character is not allowed. If the first character // in the source is a UTF-8 encoded byte order mark (BOM), it is discarded. // // By default, a Scanner skips white space and Go comments and recognizes all -// literals as defined by the Go language specification. It may be +// literals as defined by the Go language specification. It may be // customized to recognize only a subset of those literals and to recognize // different identifier and white space characters. package scanner @@ -37,14 +37,11 @@ func (pos *Position) IsValid() bool { return pos.Line > 0 } func (pos Position) String() string { s := pos.Filename - if pos.IsValid() { - if s != "" { - s += ":" - } - s += fmt.Sprintf("%d:%d", pos.Line, pos.Column) - } if s == "" { - s = "???" + s = "<input>" + } + if pos.IsValid() { + s += fmt.Sprintf(":%d:%d", pos.Line, pos.Column) } return s } |