From d3af9e999386b1aaaf835935bdf291ed641b5e9b Mon Sep 17 00:00:00 2001
From: Daniel Lando <daniel.sorridi@gmail.com>
Date: Wed, 27 May 2020 17:15:33 +0200
Subject: [PATCH 1/2] feat: removeAllRoutes public method

This method allows to clear routes stack. As discussed here: https://github.com/expressjs/express/issues/4296
---
 index.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/index.js b/index.js
index 3608f26..cf106b3 100644
--- a/index.js
+++ b/index.js
@@ -435,6 +435,16 @@ Router.prototype.process_params = function process_params(layer, called, req, re
   param()
 }
 
+/**
+ * Remove all paths from the current stack
+ *
+ * @public
+ */
+
+Router.prototype.removeAllRoutes = function removeAllRoutes() {
+  this.stack = []
+}
+
 /**
  * Use the given middleware function, with optional path, defaulting to "/".
  *

From e609cdd509071e2df637bd029ad27381ec3b84f5 Mon Sep 17 00:00:00 2001
From: Daniel Lando <daniel.sorridi@gmail.com>
Date: Wed, 27 May 2020 17:33:01 +0200
Subject: [PATCH 2/2] added test and little docs

---
 index.js       |  4 +++-
 test/router.js | 15 +++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index cf106b3..4f5a12c 100644
--- a/index.js
+++ b/index.js
@@ -436,7 +436,9 @@ Router.prototype.process_params = function process_params(layer, called, req, re
 }
 
 /**
- * Remove all paths from the current stack
+ * Removes all paths from the current stack
+ *
+ * Removing routes could be useful when you need to add/remove routes on runtime.
  *
  * @public
  */
diff --git a/test/router.js b/test/router.js
index 138f221..be93936 100644
--- a/test/router.js
+++ b/test/router.js
@@ -35,6 +35,21 @@ describe('Router', function () {
     router({}, {}, done)
   })
 
+  describe('.removeAllRoutes()', function () {
+    it('should remove all routes from the stack', function (done) {
+      var router = new Router()
+
+      for (var i = 0; i < 10; i++) {
+        router.get('/thing' + i, helloWorld)
+      }
+
+      router.removeAllRoutes()
+
+      assert.equal(router.stack.length, 0)
+      done()
+    })
+  })
+
   describe('.all(path, fn)', function () {
     it('should be chainable', function () {
       var router = new Router()