Change #ref tag to #ig/ref (fixes #12)

README.md

@@ -71,7 +71,7 @@ For example:
 Alternatively, you can specify your configuration as pure edn:
 
 ```edn
-{:adapter/jetty {:port 8080, :handler #ref :handler/greet}
+{:adapter/jetty {:port 8080, :handler #ig/ref :handler/greet}
  :handler/greet {:name "Alice"}}
 ```
 
@@ -274,8 +274,8 @@ parent:
 You could then write a configuration like:
 
 ```edn
-{:example/web-1 {:port 8080, :handler #ref :handler/greet}
- :example/web-2 {:port 8081, :handler #ref :handler/greet}
+{:example/web-1 {:port 8080, :handler #ig/ref :handler/greet}
+ :example/web-2 {:port 8081, :handler #ig/ref :handler/greet}
  :handler/greet {:name "Alice"}}
 ```
 
@@ -286,8 +286,8 @@ treats it as being derived from all the keywords inside it.
 So your could also write:
 
 ```edn
-{[:adapter/jetty :example/web-1] {:port 8080, :handler #ref :handler/greet}
- [:adapter/jetty :example/web-2] {:port 8081, :handler #ref :handler/greet}
+{[:adapter/jetty :example/web-1] {:port 8080, :handler #ig/ref :handler/greet}
+ [:adapter/jetty :example/web-2] {:port 8081, :handler #ig/ref :handler/greet}
  :handler/greet {:name "Alice"}}
 ```
 

src/integrant/core.cljc

@@ -78,11 +78,11 @@
 #?(:clj
    (defn read-string
     "Read a config from a string of edn. Refs may be denotied by tagging keywords
-     with #ref."
+     with #ig/ref."
      ([s]
       (read-string {:eof nil} s))
      ([opts s]
-      (let [readers (merge {'ref ref} (:readers opts {}))]
+      (let [readers (merge {'ig/ref ref} (:readers opts {}))]
         (edn/read-string (assoc opts :readers readers) s)))))
 
 #?(:clj

test/integrant/core_test.cljc

@@ -52,9 +52,10 @@
 
 #?(:clj
    (deftest read-string-test
-     (is (= (ig/read-string "{:foo/a #ref :foo/b, :foo/b 1}")
+     (is (= (ig/read-string "{:foo/a #ig/ref :foo/b, :foo/b 1}")
             {:foo/a (ig/ref :foo/b), :foo/b 1}))
-     (is (= (ig/read-string {:readers {'var find-var}} "{:foo/a #var clojure.core/+}")
+     (is (= (ig/read-string {:readers {'test/var find-var}}
+                            "{:foo/a #test/var clojure.core/+}")
             {:foo/a #'+}))))
 
 #?(:clj