go/scanner: use constant name rather than its value (cleanup)

Change-Id: I3fcd1683870f66a1d65e2acf0beaf1046e7f5446
Reviewed-on: https://go-review.googlesource.com/c/go/+/407535
Reviewed-by: Robert Griesemer <gri@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Robert Griesemer <gri@google.com>
Reviewed-by: David Chase <drchase@google.com>
Run-TryBot: Robert Griesemer <gri@google.com>

diff --git a/src/go/scanner/scanner.go b/src/go/scanner/scanner.go
index 1ff1b07dd8503cba9bf49dc93b06dfdd52d4462e..16958d22ce2997b4197ef14c0c095b9389d687fa 100644 (file)
--- a/src/go/scanner/scanner.go
+++ b/src/go/scanner/scanner.go
@@ -820,7 +820,7 @@ scanAgain:
        default:
                s.next() // always make progress
                switch ch {
-               case -1:
+               case eof:
                        if s.insertSemi {
                                s.insertSemi = false // EOF consumed
                                return pos, token.SEMICOLON, "\n"