call get_callback only once

tex · Dec 11, 2012 · 3534f57 · 3534f57
1 parent 04a0b66
commit 3534f57
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diff --git a/rebar.config b/rebar.config
@@ -1,4 +1,3 @@
 {deps, [
     {erlinotify, ".*", {git, "https://github.com/tex/erlinotify.git", "HEAD"}}
 ]}.
-
diff --git a/src/ssync.erl b/src/ssync.erl
@@ -157,9 +157,11 @@ watch([F|R]) ->
     watch(R).
 
 watch_recursive(Path, CallbackName) ->
+    Callback = get_callback(CallbackName),
     Dirs = subdirs(Path) ++ [{dir, Path}],
-    lists:foreach(fun({dir, X}) -> erlinotify:watch(X, get_callback(CallbackName)) end,
-                  lists:flatten(Dirs) ).
+
+    [erlinotify:watch(X, Callback) ||
+        {dir, X} <- lists:flatten(Dirs) ], ok.
 
 get_callback(reload) ->
     fun do_reload/1;