Add support for the HTTP QUERY method (RFC 10008)

CHANGELOG.md

@@ -29,6 +29,13 @@ This release introduces deprecation warnings for several features that have been
 
   * The `config` variable is no longer available in `Phoenix.Endpoint`. In the past, it was possible to read your endpoint configuration at compile-time via an injected variable named `config`, which is no longer supported. Use `Application.compile_env/3` instead, which is tracked by the Elixir compiler and lead to a better developer experience. This may also lead to errors on application boot if you were previously incorrectly setting compile time config at runtime.
 
+## 1.9.0
+
+This release requires Plug v1.21+.
+
+### Enhancements
+- [Router] Add the `query` macro for routing HTTP QUERY (RFC 10008) requests ([#6737](https://github.com/phoenixframework/phoenix/pull/6737))
+
 ## 1.8.8 (2026-06-10)
 
 ### Enhancements

guides/routing.md

@@ -56,7 +56,7 @@ Inside the scope block, however, we have our first actual route:
 get "/", PageController, :home
 ```
 
-`get` is a Phoenix macro that corresponds to the HTTP verb GET. Similar macros exist for other HTTP verbs, including POST, PUT, PATCH, DELETE, OPTIONS, CONNECT, TRACE, and HEAD.
+`get` is a Phoenix macro that corresponds to the HTTP verb GET. Similar macros exist for other HTTP verbs, including QUERY, POST, PUT, PATCH, DELETE, OPTIONS, CONNECT, TRACE, and HEAD.
 
 > #### Why the macros? {: .info}
 >

lib/phoenix/router.ex

@@ -282,7 +282,7 @@ defmodule Phoenix.Router do
 
   alias Phoenix.Router.{Resource, Scope, Route, Helpers}
 
-  @http_methods [:get, :post, :put, :patch, :delete, :options, :connect, :trace, :head]
+  @http_methods [:get, :query, :post, :put, :patch, :delete, :options, :connect, :trace, :head]
 
   @doc false
   defmacro __using__(opts) do

lib/phoenix/test/conn_test.ex

@@ -154,7 +154,7 @@ defmodule Phoenix.ConnTest do
     |> Conn.put_private(:phoenix_recycled, true)
   end
 
-  @http_methods [:get, :post, :put, :patch, :delete, :options, :connect, :trace, :head]
+  @http_methods [:get, :query, :post, :put, :patch, :delete, :options, :connect, :trace, :head]
 
   for method <- @http_methods do
     @doc """

mix.exs

@@ -79,7 +79,7 @@ defmodule Phoenix.MixProject do
 
   defp deps do
     [
-      {:plug, "~> 1.14"},
+      {:plug, "~> 1.21"},
       {:plug_crypto, "~> 1.2 or ~> 2.0"},
       {:telemetry, "~> 0.4 or ~> 1.0"},
       {:phoenix_pubsub, "~> 2.1"},

test/phoenix/router/routing_test.exs

@@ -17,6 +17,7 @@ defmodule Phoenix.Router.RoutingTest do
     def options(conn, _params), do: text(conn, "users options")
     def connect(conn, _params), do: text(conn, "users connect")
     def trace(conn, _params), do: text(conn, "users trace")
+    def query(conn, _params), do: text(conn, "users query")
     def not_found(conn, _params), do: text(put_status(conn, :not_found), "not found")
     def image(conn, _params), do: text(conn, conn.params["path"] || "show files")
     def move(conn, _params), do: text(conn, "users move")
@@ -56,6 +57,7 @@ defmodule Phoenix.Router.RoutingTest do
     trace("/trace", UserController, :trace)
     options "/options", UserController, :options
     connect "/connect", UserController, :connect
+    query "/query", UserController, :query
     match :move, "/move", UserController, :move
     match :*, "/any", UserController, :any
 
@@ -185,6 +187,12 @@ defmodule Phoenix.Router.RoutingTest do
     assert conn.resp_body == "users trace"
   end
 
+  test "query to custom action" do
+    conn = call(Router, :query, "/query")
+    assert conn.status == 200
+    assert conn.resp_body == "users query"
+  end
+
   test "splat arg with preceding named parameter to files/:user_name/*path" do
     conn = call(Router, :get, "/files/elixir/Users/home/file.txt")
     assert conn.status == 200