Add development time tracing of interceptors, effects, and coeffects

CHANGES.md

@@ -1,6 +1,12 @@
 ## Unreleased
 
 
+## 0.10.4 (2018.01.31)
+
+#### Changed
+
+- Interceptors, effects, and coeffects are now captured in re-frame's tracing.
+
 
 ## 0.10.3 (2018.01.24)
 

src/re_frame/interceptor.cljc

@@ -2,6 +2,7 @@
   (:require
     [re-frame.loggers :refer [console]]
     [re-frame.interop :refer [empty-queue debug-enabled?]]
+    [re-frame.trace :as trace :include-macros true]
     [clojure.set :as set]))
 
 
@@ -192,6 +193,8 @@
    already done.  In advanced cases, these values can be modified by the
    functions through which the context is threaded."
   [event-v interceptors]
+  (trace/merge-trace!
+    {:tags {:interceptors interceptors}})
   (-> (context event-v interceptors)
       (invoke-interceptors :before)
       change-direction

src/re_frame/std_interceptors.cljc

@@ -7,7 +7,8 @@
     [re-frame.db :refer [app-db]]
     [clojure.data :as data]
     [re-frame.cofx :as cofx]
-    [re-frame.utils :as utils]))
+    [re-frame.utils :as utils]
+    [re-frame.trace :as trace :include-macros true]))
 
 
 (def debug
@@ -106,9 +107,13 @@
     :id     :db-handler
     :before (fn db-handler-before
               [context]
-              (let [{:keys [db event]} (:coeffects context)]
-                (->> (handler-fn db event)
-                     (assoc-effect context :db))))))
+              (let [{:keys [db event]} (:coeffects context)
+                    new-context (->> (handler-fn db event)
+                                     (assoc-effect context :db))]
+                (trace/merge-trace!
+                  {:tags {:effects   (:effects new-context)
+                          :coeffects (:coeffects context)}})
+                new-context))))
 
 
 (defn fx-handler->interceptor
@@ -129,9 +134,13 @@
   :id     :fx-handler
   :before (fn fx-handler-before
             [context]
-            (let [{:keys [event] :as coeffects} (:coeffects context)]
-              (->> (handler-fn coeffects event)
-                   (assoc context :effects))))))
+            (let [{:keys [event] :as coeffects} (:coeffects context)
+                  new-context (->> (handler-fn coeffects event)
+                                   (assoc context :effects))]
+              (trace/merge-trace!
+                {:tags {:effects   (:effects new-context)
+                        :coeffects (:coeffects context)}})
+              new-context))))
 
 
 (defn ctx-handler->interceptor
@@ -143,7 +152,13 @@
   [handler-fn]
   (->interceptor
     :id     :ctx-handler
-    :before handler-fn))
+    :before (fn ctx-handler-before
+              [context]
+              (let [new-context (handler-fn context)]
+                (trace/merge-trace!
+                  {:tags {:effects   (:effects new-context)
+                          :coeffects (:coeffects context)}})
+                new-context))))
 
 
 ;; -- Interceptors Factories -  PART 2 ------------------------------------------------------------