Support for Clojure CLR

.github/workflows/test.yml

@@ -13,6 +13,14 @@ jobs:
           distribution: 'zulu'
           java-version: '8'
 
+      - name: Prepare dotnet
+        uses: xt0rted/[email protected]
+
+      - name: Prepare Clojure CLR
+        run: |
+          dotnet tool install --global Clojure.Main --version 1.12.0-alpha10
+          dotnet tool install --global Clojure.Cljr --version 0.1.0-alpha4
+
       - name: Install clojure tools
         uses: DeLaGuardo/[email protected]
         with:
@@ -25,5 +33,8 @@ jobs:
           key: cljdeps-${{ hashFiles('project.clj') }}
           restore-keys: cljdeps-
 
-      - name: Run tests
+      - name: Run clj and cljs tests
         run: lein test-all
+
+      - name: Run cljr tests
+        run: cljr -X:test

README.md

@@ -19,6 +19,10 @@ Or to your Leiningen project file:
 
     [dev.weavejester/medley "1.8.1"]
 
+Or to your deps-clr.edn file:
+
+    io.github.weavejester/medley {:git/tag "FIXME" :git/sha "FIXME"}
+
 ## Documentation
 
 * [API Docs](http://weavejester.github.io/medley/medley.core.html)

deps-clr.edn

@@ -0,0 +1,6 @@
+{:paths ["src"]
+ :aliases
+ {:test {:extra-paths ["test"]
+         :extra-deps  {io.github.dmiller/test-runner {:git/tag "v0.5.1clr" :git/sha "814e06f"}}
+         :exec-fn     cognitect.test-runner.api/test
+         :exec-args   {:dirs ["test"]}}}}

src/medley/core.cljc

@@ -38,8 +38,8 @@
      (dissoc-in m ks))))
 
 (defn- editable? [coll]
-  #?(:clj  (instance? clojure.lang.IEditableCollection coll)
-     :cljs (satisfies? cljs.core/IEditableCollection coll)))
+  #?(:cljs    (satisfies? cljs.core/IEditableCollection coll)
+     :default (instance? clojure.lang.IEditableCollection coll)))
 
 (defn- assoc-some-transient! [m k v]
   (if (nil? v) m (assoc! m k v)))
@@ -102,8 +102,8 @@
 (defn map-entry
   "Create a map entry for a key and value pair."
   [k v]
-  #?(:clj  (clojure.lang.MapEntry. k v)
-     :cljs (cljs.core/MapEntry. k v nil)))
+  #?(:cljs    (cljs.core/MapEntry. k v nil)
+     :default (clojure.lang.MapEntry. k v)))
 
 (defn map-kv
   "Maps a function over the key/value pairs of an associative collection. Expects
@@ -184,21 +184,21 @@
 
 (defn queue
   "Creates an empty persistent queue, or one populated with a collection."
-  ([] #?(:clj  clojure.lang.PersistentQueue/EMPTY
-         :cljs cljs.core/PersistentQueue.EMPTY))
+  ([] #?(:cljs    cljs.core/PersistentQueue.EMPTY
+         :default clojure.lang.PersistentQueue/EMPTY))
   ([coll] (into (queue) coll)))
 
 (defn queue?
   "Returns true if x implements clojure.lang.PersistentQueue."
   [x]
-  (instance? #?(:clj  clojure.lang.PersistentQueue
-                :cljs cljs.core/PersistentQueue) x))
+  (instance? #?(:cljs    cljs.core/PersistentQueue
+                :default clojure.lang.PersistentQueue) x))
 
 (defn boolean?
   "Returns true if x is a boolean."
   [x]
-  #?(:clj  (instance? Boolean x)
-     :cljs (or (true? x) (false? x))))
+  #?(:cljs    (or (true? x) (false? x))
+     :default (instance? Boolean x)))
 
 (defn least
   "Return the least argument (as defined by the compare function) in O(n) time."
@@ -322,12 +322,14 @@
    (persistent!
     (reduce (fn [m v]
               (let [k (keyf v)]
-                (assoc! m k #?(:clj  (if-let [kv (find m k)]
-                                       (collatef (val kv) v)
-                                       (initf v))
-                               :cljs (if (contains? m k)
-                                       (collatef (get m k) v)
-                                       (initf v))))))
+                (assoc! m k #?(:cljs
+                               (if (contains? m k)
+                                 (collatef (get m k) v)
+                                 (initf v))
+                               :default
+                               (if-let [kv (find m k)]
+                                 (collatef (val kv) v)
+                                 (initf v))))))
             (transient {})
             coll))))
 
@@ -453,27 +455,31 @@
   {:added "1.7.0"}
   ([pred]
    (fn [rf]
-     (let [part #?(:clj (java.util.ArrayList.) :cljs (array-list))
+     (let [part #?(:clj  (java.util.ArrayList.)
+                   :cljr (System.Collections.ArrayList.)
+                   :cljs (array-list))
            prev (volatile! ::none)]
        (fn
          ([] (rf))
          ([result]
-          (rf (if (.isEmpty part)
+          (rf (if #?(:cljr    (zero? (.-Count part))
+                     :default (.isEmpty part))
                 result
-                (let [v (vec (.toArray part))]
-                  (.clear part)
+                (let [v (vec (#?(:cljr .ToArray :default .toArray) part))]
+                  (#?(:cljr .Clear :default .clear) part)
                   (unreduced (rf result v))))))
          ([result input]
           (let [p @prev]
             (vreset! prev input)
-            (if (or (#?(:clj identical? :cljs keyword-identical?) p ::none)
+            (if (or (#?(:cljs keyword-identical? :default identical?) p ::none)
                     (not (pred p input)))
-              (do (.add part input) result)
-              (let [v (vec (.toArray part))]
-                (.clear part)
+              (do (#?(:cljr .Add :default .add) part input)
+                  result)
+              (let [v (vec (#?(:cljr .ToArray :default .toArray) part))]
+                (#?(:cljr .Clear :default .clear) part)
                 (let [ret (rf result v)]
                   (when-not (reduced? ret)
-                    (.add part input))
+                    (#?(:cljr .Add :default .add) part input))
                   ret)))))))))
   ([pred coll]
    (lazy-seq
@@ -601,14 +607,16 @@
   This function therefore acts like an atomic `deref` then `swap!`."
   {:arglists '([atom f & args])}
   ([atom f]
-   #?(:clj  (loop []
-              (let [value @atom]
-                (if (compare-and-set! atom value (f value))
-                  value
-                  (recur))))
-      :cljs (let [value @atom]
-              (reset! atom (f value))
-              value)))
+   #?(:cljs
+      (let [value @atom]
+        (reset! atom (f value))
+        value)
+      :default
+      (loop []
+        (let [value @atom]
+          (if (compare-and-set! atom value (f value))
+            value
+            (recur))))))
   ([atom f & args]
    (deref-swap! atom #(apply f % args))))
 
@@ -624,6 +632,7 @@
   Clojure as well as ClojureScript."
   [ex]
   #?(:clj  (when (instance? Throwable ex) (.getMessage ^Throwable ex))
+     :cljr (when (instance? Exception ex) (.-Message ^Exception ex))
      :cljs (cljs.core/ex-message ex)))
 
 (defn ex-cause
@@ -632,40 +641,49 @@
   Clojure as well as ClojureScript."
   [ex]
   #?(:clj  (when (instance? Throwable ex) (.getCause ^Throwable ex))
+     :cljr (when (instance? Exception ex) (.-InnerException ^Exception ex))
      :cljs (cljs.core/ex-cause ex)))
 
 (defn uuid?
   "Returns true if the value is a UUID."
   [x]
-  (instance? #?(:clj java.util.UUID :cljs cljs.core/UUID) x))
+  (instance? #?(:clj  java.util.UUID
+                :cljr System.Guid
+                :cljs cljs.core/UUID) x))
 
 (defn uuid
   "Returns a UUID generated from the supplied string. Same as `cljs.core/uuid`
   in ClojureScript, while in Clojure it returns a `java.util.UUID` object."
   [s]
   #?(:clj  (java.util.UUID/fromString s)
+     :cljr (System.Guid. s)
      :cljs (cljs.core/uuid s)))
 
 (defn random-uuid
   "Generates a new random UUID. Same as `cljs.core/random-uuid` except it works
   for Clojure as well as ClojureScript."
   []
   #?(:clj  (java.util.UUID/randomUUID)
+     :cljr (System.Guid/NewGuid)
      :cljs (cljs.core/random-uuid)))
 
 (defn regexp?
   "Returns true if the value is a regular expression."
   {:added "1.4.0"}
   [x]
-  (instance? #?(:clj java.util.regex.Pattern :cljs js/RegExp) x))
+  (instance? #?(:clj  java.util.regex.Pattern
+                :cljr System.Text.RegularExpressions.Regex
+                :cljs js/RegExp) x))
 
 (defn index-of
   "Returns the index of the first occurrence of the item in the sequential
   collection coll, or nil if not found."
   {:added "1.9.0"}
-  [^java.util.List coll item]
+  #?(:clj     [^java.util.List coll item]
+     :cljr    [^System.Collections.IEnumerable coll item]
+     :default [coll item])
   (when (some? coll)
-    (let [index (.indexOf coll item)]
+    (let [index (#?(:cljr .IndexOf :default .indexOf) coll item)]
       (when-not (neg? index) index))))
 
 (defn find-in

test/medley/core_test.cljc

@@ -1,7 +1,8 @@
 (ns medley.core-test
-  #?(:clj (:import [clojure.lang ArityException]))
-  (:require #?(:clj  [clojure.test :refer :all]
-               :cljs [cljs.test :refer-macros [deftest is testing]])
+  #?@(:cljs    []
+      :default [(:import [clojure.lang ArityException])])
+  (:require #?(:cljs    [cljs.test :refer-macros [deftest is testing]]
+               :default [clojure.test :refer :all])
             [medley.core :as m]))
 
 (deftest test-find-first
@@ -162,17 +163,17 @@
 
 (deftest test-queue
   (testing "empty"
-    #?(:clj  (is (instance? clojure.lang.PersistentQueue (m/queue)))
-       :cljs (is (instance? cljs.core.PersistentQueue (m/queue))))
+    #?(:cljs    (is (instance? cljs.core.PersistentQueue (m/queue)))
+       :default (is (instance? clojure.lang.PersistentQueue (m/queue))))
     (is (empty? (m/queue))))
   (testing "not empty"
-    #?(:clj  (is (instance? clojure.lang.PersistentQueue (m/queue [1 2 3])))
-       :cljs (is (instance? cljs.core.PersistentQueue (m/queue [1 2 3]))))
+    #?(:cljs    (is (instance? cljs.core.PersistentQueue (m/queue [1 2 3])))
+       :default (is (instance? clojure.lang.PersistentQueue (m/queue [1 2 3]))))
     (is (= (first (m/queue [1 2 3])) 1))))
 
 (deftest test-queue?
-  #?(:clj  (is (m/queue? clojure.lang.PersistentQueue/EMPTY))
-     :cljs (is (m/queue? cljs.core.PersistentQueue.EMPTY)))
+  #?(:cljs    (is (m/queue? cljs.core.PersistentQueue.EMPTY))
+     :default (is (m/queue? clojure.lang.PersistentQueue/EMPTY)))
   (is (not (m/queue? []))))
 
 (deftest test-boolean?
@@ -241,9 +242,11 @@
     (is (= (m/mapply foo 0 {:baz 1}) [0 1]))
     (is (= (m/mapply foo 0 {:spam 1}) [0 nil]))
     (is (= (m/mapply foo 0 nil) [0 nil]))
-    #?@(:clj  [(is (thrown? ArityException (m/mapply foo {})))
-               (is (thrown? IllegalArgumentException (m/mapply foo 0)))]
-        :cljs [(is (thrown? js/Error (m/mapply foo 0)))])))
+    (is (thrown? #?(:clj  IllegalArgumentException
+                    :cljr ArgumentException
+                    :cljs js/Error) (m/mapply foo 0)))
+    #?(:cljs    (is (= (m/mapply foo {}) [nil nil]))
+       :default (is (thrown? ArityException (m/mapply foo {}))))))
 
 (deftest test-collate-by
   (is (= (m/collate-by identity conj vector [1 2 2 3 3])
@@ -451,10 +454,11 @@
   (is (= (m/abs 2) 2))
   (is (= (m/abs -2.1) 2.1))
   (is (= (m/abs 1.8) 1.8))
-  #?@(:clj [(is (= (m/abs -1/3) 1/3))
-            (is (= (m/abs 1/2) 1/2))
-            (is (= (m/abs 3N) 3N))
-            (is (= (m/abs -4N) 4N))]))
+  #?@(:cljs    []
+      :default [(is (= (m/abs -1/3) 1/3))
+                (is (= (m/abs 1/2) 1/2))
+                (is (= (m/abs 3N) 3N))
+                (is (= (m/abs -4N) 4N))]))
 
 (deftest test-deref-swap!
   (let [a (atom 0)]
@@ -472,12 +476,14 @@
 
 (deftest test-ex-message
   (is (= (m/ex-message (ex-info "foo" {})) "foo"))
-  (is (= (m/ex-message (new #?(:clj Exception :cljs js/Error) "bar")) "bar")))
+  (let [ex (new #?(:cljs js/Error :default Exception) "bar")]
+    (is (= (m/ex-message ex) "bar"))))
 
 (deftest test-ex-cause
-  (let [cause (new #?(:clj Exception :cljs js/Error) "foo")]
+  (let [cause (new #?(:cljs js/Error :default Exception) "foo")]
     (is (= (m/ex-cause (ex-info "foo" {} cause)) cause))
-    #?(:clj (is (= (m/ex-cause (Exception. "foo" cause)) cause)))))
+    #?@(:cljs    []
+        :default [(is (= (m/ex-cause (Exception. "foo" cause)) cause))])))
 
 (deftest test-uuid?
   (let [x #uuid "d1a4adfa-d9cf-4aa5-9f05-a15365d1bfa6"]
@@ -488,14 +494,20 @@
 
 (deftest test-uuid
   (let [x (m/uuid "d1a4adfa-d9cf-4aa5-9f05-a15365d1bfa6")]
-    (is (instance? #?(:clj java.util.UUID :cljs cljs.core.UUID) x))
+    (is (instance? #?(:clj  java.util.UUID
+                      :cljr System.Guid
+                      :cljs cljs.core.UUID) x))
     (is (= x #uuid "d1a4adfa-d9cf-4aa5-9f05-a15365d1bfa6"))))
 
 (deftest test-random-uuid
   (let [x (m/random-uuid)
         y (m/random-uuid)]
-    (is (instance? #?(:clj java.util.UUID :cljs cljs.core.UUID) x))
-    (is (instance? #?(:clj java.util.UUID :cljs cljs.core.UUID) y))
+    (is (instance? #?(:clj  java.util.UUID
+                      :cljr System.Guid
+                      :cljs cljs.core.UUID) x))
+    (is (instance? #?(:clj  java.util.UUID
+                      :cljr System.Guid
+                      :cljs cljs.core.UUID) y))
     (is (not= x y))))
 
 (deftest test-regexp?