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-rw-r--r--vendor/golang.org/x/net/http2/ascii.go4
1 files changed, 4 insertions, 0 deletions
diff --git a/vendor/golang.org/x/net/http2/ascii.go b/vendor/golang.org/x/net/http2/ascii.go
index 0c58d727c..17caa2058 100644
--- a/vendor/golang.org/x/net/http2/ascii.go
+++ b/vendor/golang.org/x/net/http2/ascii.go
@@ -6,6 +6,10 @@ package http2
import "strings"
+// The HTTP protocols are defined in terms of ASCII, not Unicode. This file
+// contains helper functions which may use Unicode-aware functions which would
+// otherwise be unsafe and could introduce vulnerabilities if used improperly.
+
// asciiEqualFold is strings.EqualFold, ASCII only. It reports whether s and t
// are equal, ASCII-case-insensitively.
func asciiEqualFold(s, t string) bool {