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Tommi Reiman 2017-12-31 11:29:51 +02:00
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13
README.md
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@ -64,21 +64,22 @@ A Ring routing app with input & output coercion using [data-specs](https://githu
```clj ```clj
(require '[reitit.ring :as ring]) (require '[reitit.ring :as ring])
(require '[reitit.coercion.spec]) (require '[reitit.coercion.spec])
(require '[reitit.ring.coercion-middleware :as mw]) (require '[reitit.ring.coercion :as rrc])
(def app (def app
(ring/ring-handler (ring/ring-handler
(ring/router (ring/router
["/api" ["/api"
["/math" {:get {:coercion reitit.coercion.spec/coercion ["/math" {:get {:parameters {:query {:x int?, :y int?}}
:parameters {:query {:x int?, :y int?}}
:responses {200 {:schema {:total pos-int?}}} :responses {200 {:schema {:total pos-int?}}}
:handler (fn [{{{:keys [x y]} :query} :parameters}] :handler (fn [{{{:keys [x y]} :query} :parameters}]
{:status 200 {:status 200
:body {:total (+ x y)}})}}]] :body {:total (+ x y)}})}}]]
{:data {:middleware [mw/coerce-exceptions-middleware ;; router data effecting all routes
mw/coerce-request-middleware {:data {:coercion reitit.coercion.spec/coercion
mw/coerce-response-middleware]}}))) :middleware [rrc/coerce-exceptions-middleware
rrc/coerce-request-middleware
rrc/coerce-response-middleware]}})))
``` ```
Valid request: Valid request:

10
doc/ring/coercion.md
View file

@ -46,7 +46,7 @@ The coerced parameters can be read under `:parameters` key in the request.
## Coercion Middleware ## Coercion Middleware
Defining a coercion for a route data doesn't do anything, as it's just data. We have to attach some code to apply the actual coercion. We can use the middleware from `reitit.ring.coercion-middleware`: Defining a coercion for a route data doesn't do anything, as it's just data. We have to attach some code to apply the actual coercion. We can use the middleware from `reitit.ring.coercion`:
* `coerce-request-middleware` for the parameter coercion * `coerce-request-middleware` for the parameter coercion
* `coerce-response-middleware` for the response coercion * `coerce-response-middleware` for the response coercion
@ -57,7 +57,7 @@ Defining a coercion for a route data doesn't do anything, as it's just data. We
Here's an full example for applying coercion with Reitit, Ring and Schema: Here's an full example for applying coercion with Reitit, Ring and Schema:
```clj ```clj
(require '[reitit.ring.coercion-middleware :as mw]) (require '[reitit.ring.coercion :as rrc])
(require '[reitit.coercion.schema]) (require '[reitit.coercion.schema])
(require '[reitit.ring :as ring]) (require '[reitit.ring :as ring])
(require '[schema.core :as s]) (require '[schema.core :as s])
@ -84,9 +84,9 @@ Here's an full example for applying coercion with Reitit, Ring and Schema:
(-> parameters :path :z))] (-> parameters :path :z))]
{:status 200 {:status 200
:body {:total total}}))}}]] :body {:total total}}))}}]]
{:data {:middleware [mw/coerce-exceptions-middleware {:data {:middleware [rrc/coerce-exceptions-middleware
mw/coerce-request-middleware rrc/coerce-request-middleware
mw/coerce-response-middleware]}}))) rrc/coerce-response-middleware]}})))
``` ```
Valid request: Valid request:

8
examples/just-coercion-with-ring/src/example/server.clj
View file

@ -1,7 +1,7 @@
(ns example.server (ns example.server
(:require [ring.adapter.jetty :as jetty] (:require [ring.adapter.jetty :as jetty]
[reitit.middleware :as middleware] [reitit.middleware :as middleware]
[reitit.ring.coercion-middleware :as coercion-middleware])) [reitit.ring.coercion :as rrc]))
(defonce ^:private server (atom nil)) (defonce ^:private server (atom nil))
@ -10,9 +10,9 @@
;; to be set with :extract-request-format and extract-response-format ;; to be set with :extract-request-format and extract-response-format
(defn wrap-coercion [handler resource] (defn wrap-coercion [handler resource]
(middleware/chain (middleware/chain
[coercion-middleware/coerce-request-middleware [rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware rrc/coerce-response-middleware
coercion-middleware/coerce-exceptions-middleware] rrc/coerce-exceptions-middleware]
handler handler
resource)) resource))

8
examples/ring-example/src/example/server.clj
View file

@ -3,7 +3,7 @@
[ring.middleware.params] [ring.middleware.params]
[muuntaja.middleware] [muuntaja.middleware]
[reitit.ring :as ring] [reitit.ring :as ring]
[reitit.ring.coercion-middleware :as coercion-middleware] [reitit.ring.coercion :as rrc]
[example.dspec] [example.dspec]
[example.schema] [example.schema]
[example.spec])) [example.spec]))
@ -18,9 +18,9 @@
example.spec/routes] example.spec/routes]
{:data {:middleware [ring.middleware.params/wrap-params {:data {:middleware [ring.middleware.params/wrap-params
muuntaja.middleware/wrap-format muuntaja.middleware/wrap-format
coercion-middleware/coerce-exceptions-middleware rrc/coerce-exceptions-middleware
coercion-middleware/coerce-request-middleware rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware]}}))) rrc/coerce-response-middleware]}})))
(defn restart [] (defn restart []
(swap! server (fn [x] (swap! server (fn [x]

2
modules/reitit-ring/src/reitit/ring/coercion_middleware.cljc → modules/reitit-ring/src/reitit/ring/coercion.cljc
View file

@ -1,4 +1,4 @@
(ns reitit.ring.coercion-middleware (ns reitit.ring.coercion
(:require [reitit.coercion :as coercion] (:require [reitit.coercion :as coercion]
[reitit.impl :as impl])) [reitit.impl :as impl]))

38
perf-test/clj/reitit/coercion_perf_test.clj
View file

@ -8,7 +8,7 @@
[muuntaja.core :as m] [muuntaja.core :as m]
[muuntaja.format.jsonista :as jsonista-format] [muuntaja.format.jsonista :as jsonista-format]
[jsonista.core :as j] [jsonista.core :as j]
[reitit.ring.coercion-middleware :as coercion-middleware] [reitit.ring.coercion :as rrc]
[reitit.coercion.spec :as spec] [reitit.coercion.spec :as spec]
[reitit.coercion.schema :as schema] [reitit.coercion.schema :as schema]
[reitit.coercion :as coercion] [reitit.coercion :as coercion]
@ -36,14 +36,14 @@
(s/def ::k (s/keys :req-un [::x ::y])) (s/def ::k (s/keys :req-un [::x ::y]))
(let [spec (spec/into-spec {:x int?, :y int?} ::jeah) (let [spec (spec/into-spec {:x int?, :y int?} ::jeah)
coercers (#'coercion-middleware/request-coercers spec/coercion {:body spec}) coercers (#'rrc/request-coercers spec/coercion {:body spec})
params {:x "1", :y "2"} params {:x "1", :y "2"}
request {:body-params {:x "1", :y "2"}}] request {:body-params {:x "1", :y "2"}}]
;; 4600ns ;; 4600ns
(bench! (bench!
"coerce-parameters" "coerce-parameters"
(#'coercion-middleware/coerce-request-middleware coercers request)) (#'rrc/coerce-request-middleware coercers request))
;; 2700ns ;; 2700ns
(bench! (bench!
@ -102,24 +102,24 @@
app (ring/ring-handler app (ring/ring-handler
(ring/router (ring/router
routes routes
{:data {:middleware [coercion-middleware/coerce-request-middleware] {:data {:middleware [rrc/coerce-request-middleware]
:coercion coercion}})) :coercion coercion}}))
app2 (ring/ring-handler app2 (ring/ring-handler
(ring/router (ring/router
routes routes
{:data {:middleware [coercion-middleware/coerce-request-middleware] {:data {:middleware [rrc/coerce-request-middleware]
:coercion coercion}})) :coercion coercion}}))
app3 (ring/ring-handler app3 (ring/ring-handler
(ring/router (ring/router
routes routes
{:data {:middleware [coercion-middleware/coerce-request-middleware {:data {:middleware [rrc/coerce-request-middleware
coercion-middleware/wrap-coerce-response] rrc/wrap-coerce-response]
:coercion coercion}})) :coercion coercion}}))
app4 (ring/ring-handler app4 (ring/ring-handler
(ring/router (ring/router
routes routes
{:data {:middleware [coercion-middleware/coerce-request-middleware {:data {:middleware [rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware] rrc/coerce-response-middleware]
:coercion coercion}})) :coercion coercion}}))
req {:request-method :get req {:request-method :get
:uri "/api/ping" :uri "/api/ping"
@ -156,8 +156,8 @@
:get {:handler (fn [{{{:keys [x y]} :body} :parameters}] :get {:handler (fn [{{{:keys [x y]} :body} :parameters}]
{:status 200 {:status 200
:body {:total (+ x y)}})}}]] :body {:total (+ x y)}})}}]]
{:data {:middleware [coercion-middleware/coerce-request-middleware {:data {:middleware [rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware] rrc/coerce-response-middleware]
:coercion spec/coercion}}))) :coercion spec/coercion}})))
(app (app
@ -205,8 +205,8 @@
(let [body (-> request :parameters :body)] (let [body (-> request :parameters :body)]
{:status 200, :body {:result (+ (:x body) (:y body))}}))}}] {:status 200, :body {:result (+ (:x body) (:y body))}}))}}]
{:data {:middleware [[mm/wrap-format m] {:data {:middleware [[mm/wrap-format m]
coercion-middleware/coerce-request-middleware rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware] rrc/coerce-response-middleware]
:coercion schema/coercion}})) :coercion schema/coercion}}))
request {:request-method :post request {:request-method :post
:uri "/plus" :uri "/plus"
@ -229,8 +229,8 @@
:handler (fn [request] :handler (fn [request]
(let [body (-> request :parameters :body)] (let [body (-> request :parameters :body)]
{:status 200, :body {:result (+ (:x body) (:y body))}}))}}] {:status 200, :body {:result (+ (:x body) (:y body))}}))}}]
{:data {:middleware [coercion-middleware/coerce-request-middleware {:data {:middleware [rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware] rrc/coerce-response-middleware]
:coercion schema/coercion}})) :coercion schema/coercion}}))
request {:request-method :post request {:request-method :post
:uri "/plus" :uri "/plus"
@ -253,8 +253,8 @@
:handler (fn [request] :handler (fn [request]
(let [body (-> request :parameters :body)] (let [body (-> request :parameters :body)]
{:status 200, :body {:result (+ (:x body) (:y body))}}))}}] {:status 200, :body {:result (+ (:x body) (:y body))}}))}}]
{:data {:middleware [coercion-middleware/coerce-request-middleware {:data {:middleware [rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware] rrc/coerce-response-middleware]
:coercion spec/coercion}})) :coercion spec/coercion}}))
request {:request-method :post request {:request-method :post
:uri "/plus" :uri "/plus"
@ -282,8 +282,8 @@
:handler (fn [request] :handler (fn [request]
(let [body (-> request :parameters :body)] (let [body (-> request :parameters :body)]
{:status 200, :body {:result (+ (:x body) (:y body))}}))}}] {:status 200, :body {:result (+ (:x body) (:y body))}}))}}]
{:data {:middleware [coercion-middleware/coerce-request-middleware {:data {:middleware [rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware] rrc/coerce-response-middleware]
:coercion spec/coercion}})) :coercion spec/coercion}}))
request {:request-method :post request {:request-method :post
:uri "/plus" :uri "/plus"

22
test/cljc/reitit/ring_coercion_test.cljc
View file

@ -2,7 +2,7 @@
(:require [clojure.test :refer [deftest testing is]] (:require [clojure.test :refer [deftest testing is]]
[schema.core :as s] [schema.core :as s]
[reitit.ring :as ring] [reitit.ring :as ring]
[reitit.ring.coercion-middleware :as coercion-middleware] [reitit.ring.coercion :as rrc]
[reitit.coercion.spec :as spec] [reitit.coercion.spec :as spec]
[reitit.coercion.schema :as schema]) [reitit.coercion.schema :as schema])
#?(:clj #?(:clj
@ -53,8 +53,8 @@
:coercion spec/coercion}})))] :coercion spec/coercion}})))]
(testing "withut exception handling" (testing "withut exception handling"
(let [app (create [coercion-middleware/coerce-request-middleware (let [app (create [rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware])] rrc/coerce-response-middleware])]
(testing "all good" (testing "all good"
(is (= {:status 200 (is (= {:status 200
@ -74,9 +74,9 @@
(app invalid-request2)))))) (app invalid-request2))))))
(testing "with exception handling" (testing "with exception handling"
(let [app (create [coercion-middleware/coerce-exceptions-middleware (let [app (create [rrc/coerce-exceptions-middleware
coercion-middleware/coerce-request-middleware rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware])] rrc/coerce-response-middleware])]
(testing "all good" (testing "all good"
(is (= {:status 200 (is (= {:status 200
@ -108,8 +108,8 @@
:coercion schema/coercion}})))] :coercion schema/coercion}})))]
(testing "withut exception handling" (testing "withut exception handling"
(let [app (create [coercion-middleware/coerce-request-middleware (let [app (create [rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware])] rrc/coerce-response-middleware])]
(testing "all good" (testing "all good"
(is (= {:status 200 (is (= {:status 200
@ -129,9 +129,9 @@
(app invalid-request2)))) (app invalid-request2))))
(testing "with exception handling" (testing "with exception handling"
(let [app (create [coercion-middleware/coerce-exceptions-middleware (let [app (create [rrc/coerce-exceptions-middleware
coercion-middleware/coerce-request-middleware rrc/coerce-request-middleware
coercion-middleware/coerce-response-middleware])] rrc/coerce-response-middleware])]
(testing "all good" (testing "all good"
(is (= {:status 200 (is (= {:status 200