Fix frontend errors in Mux tests.

ql/test/library-tests/semmle/go/frameworks/Mux/mux.go

@@ -1,6 +1,6 @@
 package main
 
-//go:generate depstubber -vendor github.com/gorilla/mux "" Vars
+//go:generate depstubber -vendor github.com/gorilla/mux "" Vars,NewRouter
 
 import (
 	"fmt"

ql/test/library-tests/semmle/go/frameworks/Mux/vendor/github.com/gorilla/mux/stub.go

@@ -2,15 +2,251 @@
 // This is a simple stub for github.com/gorilla/mux, strictly for use in testing.
 
 // See the LICENSE file for information about the licensing of the original library.
-// Source: github.com/gorilla/mux (exports: ; functions: Vars)
+// Source: github.com/gorilla/mux (exports: ; functions: Vars,NewRouter)
 
 // Package mux is a stub of github.com/gorilla/mux, generated by depstubber.
 package mux
 
 import (
 	http "net/http"
+	url "net/url"
 )
 
+type BuildVarsFunc func(map[string]string) map[string]string
+
+type MatcherFunc func(*http.Request, *RouteMatch) bool
+
+func (_ MatcherFunc) Match(_ *http.Request, _ *RouteMatch) bool {
+	return false
+}
+
+type MiddlewareFunc func(http.Handler) http.Handler
+
+func (_ MiddlewareFunc) Middleware(_ http.Handler) http.Handler {
+	return nil
+}
+
+func NewRouter() *Router {
+	return nil
+}
+
+type Route struct{}
+
+func (_ *Route) BuildOnly() *Route {
+	return nil
+}
+
+func (_ *Route) BuildVarsFunc(_ BuildVarsFunc) *Route {
+	return nil
+}
+
+func (_ *Route) GetError() error {
+	return nil
+}
+
+func (_ *Route) GetHandler() http.Handler {
+	return nil
+}
+
+func (_ *Route) GetHostTemplate() (string, error) {
+	return "", nil
+}
+
+func (_ *Route) GetMethods() ([]string, error) {
+	return nil, nil
+}
+
+func (_ *Route) GetName() string {
+	return ""
+}
+
+func (_ *Route) GetPathRegexp() (string, error) {
+	return "", nil
+}
+
+func (_ *Route) GetPathTemplate() (string, error) {
+	return "", nil
+}
+
+func (_ *Route) GetQueriesRegexp() ([]string, error) {
+	return nil, nil
+}
+
+func (_ *Route) GetQueriesTemplates() ([]string, error) {
+	return nil, nil
+}
+
+func (_ *Route) Handler(_ http.Handler) *Route {
+	return nil
+}
+
+func (_ *Route) HandlerFunc(_ func(http.ResponseWriter, *http.Request)) *Route {
+	return nil
+}
+
+func (_ *Route) Headers(_ ...string) *Route {
+	return nil
+}
+
+func (_ *Route) HeadersRegexp(_ ...string) *Route {
+	return nil
+}
+
+func (_ *Route) Host(_ string) *Route {
+	return nil
+}
+
+func (_ *Route) Match(_ *http.Request, _ *RouteMatch) bool {
+	return false
+}
+
+func (_ *Route) MatcherFunc(_ MatcherFunc) *Route {
+	return nil
+}
+
+func (_ *Route) Methods(_ ...string) *Route {
+	return nil
+}
+
+func (_ *Route) Name(_ string) *Route {
+	return nil
+}
+
+func (_ *Route) Path(_ string) *Route {
+	return nil
+}
+
+func (_ *Route) PathPrefix(_ string) *Route {
+	return nil
+}
+
+func (_ *Route) Queries(_ ...string) *Route {
+	return nil
+}
+
+func (_ *Route) Schemes(_ ...string) *Route {
+	return nil
+}
+
+func (_ *Route) SkipClean() bool {
+	return false
+}
+
+func (_ *Route) Subrouter() *Router {
+	return nil
+}
+
+func (_ *Route) URL(_ ...string) (*url.URL, error) {
+	return nil, nil
+}
+
+func (_ *Route) URLHost(_ ...string) (*url.URL, error) {
+	return nil, nil
+}
+
+func (_ *Route) URLPath(_ ...string) (*url.URL, error) {
+	return nil, nil
+}
+
+type RouteMatch struct {
+	Route    *Route
+	Handler  http.Handler
+	Vars     map[string]string
+	MatchErr error
+}
+
+type Router struct {
+	NotFoundHandler         http.Handler
+	MethodNotAllowedHandler http.Handler
+	KeepContext             bool
+}
+
+func (_ *Router) BuildVarsFunc(_ BuildVarsFunc) *Route {
+	return nil
+}
+
+func (_ *Router) Get(_ string) *Route {
+	return nil
+}
+
+func (_ *Router) GetRoute(_ string) *Route {
+	return nil
+}
+
+func (_ *Router) Handle(_ string, _ http.Handler) *Route {
+	return nil
+}
+
+func (_ *Router) HandleFunc(_ string, _ func(http.ResponseWriter, *http.Request)) *Route {
+	return nil
+}
+
+func (_ *Router) Headers(_ ...string) *Route {
+	return nil
+}
+
+func (_ *Router) Host(_ string) *Route {
+	return nil
+}
+
+func (_ *Router) Match(_ *http.Request, _ *RouteMatch) bool {
+	return false
+}
+
+func (_ *Router) MatcherFunc(_ MatcherFunc) *Route {
+	return nil
+}
+
+func (_ *Router) Methods(_ ...string) *Route {
+	return nil
+}
+
+func (_ *Router) Name(_ string) *Route {
+	return nil
+}
+
+func (_ *Router) NewRoute() *Route {
+	return nil
+}
+
+func (_ *Router) Path(_ string) *Route {
+	return nil
+}
+
+func (_ *Router) PathPrefix(_ string) *Route {
+	return nil
+}
+
+func (_ *Router) Queries(_ ...string) *Route {
+	return nil
+}
+
+func (_ *Router) Schemes(_ ...string) *Route {
+	return nil
+}
+
+func (_ *Router) ServeHTTP(_ http.ResponseWriter, _ *http.Request) {}
+
+func (_ *Router) SkipClean(_ bool) *Router {
+	return nil
+}
+
+func (_ *Router) StrictSlash(_ bool) *Router {
+	return nil
+}
+
+func (_ *Router) Use(_ ...MiddlewareFunc) {}
+
+func (_ *Router) UseEncodedPath() *Router {
+	return nil
+}
+
+func (_ *Router) Walk(_ WalkFunc) error {
+	return nil
+}
+
 func Vars(_ *http.Request) map[string]string {
 	return nil
 }
+
+type WalkFunc func(*Route, *Router, []*Route) error