Vendor main dependencies.

vendor/github.com/vulcand/oxy/utils/handler.go

@@ -0,0 +1,38 @@
+package utils
+
+import (
+	"io"
+	"net"
+	"net/http"
+)
+
+type ErrorHandler interface {
+	ServeHTTP(w http.ResponseWriter, req *http.Request, err error)
+}
+
+var DefaultHandler ErrorHandler = &StdHandler{}
+
+type StdHandler struct {
+}
+
+func (e *StdHandler) ServeHTTP(w http.ResponseWriter, req *http.Request, err error) {
+	statusCode := http.StatusInternalServerError
+	if e, ok := err.(net.Error); ok {
+		if e.Timeout() {
+			statusCode = http.StatusGatewayTimeout
+		} else {
+			statusCode = http.StatusBadGateway
+		}
+	} else if err == io.EOF {
+		statusCode = http.StatusBadGateway
+	}
+	w.WriteHeader(statusCode)
+	w.Write([]byte(http.StatusText(statusCode)))
+}
+
+type ErrorHandlerFunc func(http.ResponseWriter, *http.Request, error)
+
+// ServeHTTP calls f(w, r).
+func (f ErrorHandlerFunc) ServeHTTP(w http.ResponseWriter, r *http.Request, err error) {
+	f(w, r, err)
+}