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godoc: fix test failure

Adjust code to satisfy vet.

Change-Id: I532b4d988eb29b413520de60b8520d9e100b42c9
Reviewed-on: https://go-review.googlesource.com/118557
Run-TryBot: Robert Griesemer <gri@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Robert Griesemer 2018-06-12 23:46:11 -07:00
parent 8c39fb57ad
commit 02fcd6aaf1

View File

@ -90,7 +90,7 @@ func (p *Presentation) code(file string, arg ...interface{}) (s string, err erro
command = fmt.Sprintf("code %q %s %s", file, stringFor(arg[0]), stringFor(arg[1]))
text = p.Corpus.multipleLines(file, text, arg[0], arg[1])
default:
return "", fmt.Errorf("incorrect code invocation: code %q %q", file, arg)
return "", fmt.Errorf("incorrect code invocation: code %q [%v, ...] (%d arguments)", file, arg[0], len(arg))
}
// Trim spaces from output.
text = strings.Trim(text, "\n")