Genesis commit

1 files changed, 20 insertions, 0 deletions

diff --git a/vendor/github.com/a-h/templ/url.go b/vendor/github.com/a-h/templ/url.go
new file mode 100644
index 0000000..bf912e1
--- /dev/null
+++ b/vendor/github.com/a-h/templ/url.go
@@ -0,0 +1,20 @@
+package templ
+
+import "strings"
+
+// FailedSanitizationURL is returned if a URL fails sanitization checks.
+const FailedSanitizationURL = SafeURL("about:invalid#TemplFailedSanitizationURL")
+
+// URL sanitizes the input string s and returns a SafeURL.
+func URL(s string) SafeURL {
+	if i := strings.IndexRune(s, ':'); i >= 0 && !strings.ContainsRune(s[:i], '/') {
+		protocol := s[:i]
+		if !strings.EqualFold(protocol, "http") && !strings.EqualFold(protocol, "https") && !strings.EqualFold(protocol, "mailto") && !strings.EqualFold(protocol, "tel") && !strings.EqualFold(protocol, "ftp") && !strings.EqualFold(protocol, "ftps") {
+			return FailedSanitizationURL
+		}
+	}
+	return SafeURL(s)
+}
+
+// SafeURL is a URL that has been sanitized.
+type SafeURL string