bufio: link "too large to fit" to Scanner.Buffer

Change-Id: Id0a4f5716da98008eec10eee05b74fc2a155ba3c
Reviewed-on: https://go-review.googlesource.com/c/go/+/535216
Reviewed-by: Mauri de Souza Meneguzzo <[email protected]>
Auto-Submit: Ian Lance Taylor <[email protected]>
Reviewed-by: Rob Pike <[email protected]>
Auto-Submit: Ian Lance Taylor <[email protected]>
Reviewed-by: Ian Lance Taylor <[email protected]>
LUCI-TryBot-Result: Go LUCI <[email protected]>
Reviewed-by: Dmitri Shuralyov <[email protected]>

Author: ianlancetaylor

src/bufio/scan.go

@@ -22,7 +22,7 @@ import (
 // client may instead provide a custom split function.
 //
 // Scanning stops unrecoverably at EOF, the first I/O error, or a token too
-// large to fit in the buffer. When a scan stops, the reader may have
+// large to fit in the [Scanner.Buffer]. When a scan stops, the reader may have
 // advanced arbitrarily far past the last token. Programs that need more
 // control over error handling or large tokens, or must run sequential scans
 // on a reader, should use [bufio.Reader] instead.