Rename tree.js to tree.js.coffee

app/assets/javascripts/tree.js

-/**
- * Tree slider for code browse
- *
- */
-var Tree = { 
-  init: 
-    function() { 
-      $('#tree-slider .tree-item-file-name a, .breadcrumb li > a').live("click", function() {
-        $("#tree-content-holder").hide("slide", { direction: "left" }, 150)
-      })
-
-      $('.project-refs-form').live({
-        "ajax:beforeSend": function() { 
-          $("#tree-content-holder").hide("slide", { direction: "left" }, 150); 
-        }
-      })
-
-      $("#tree-slider .tree-item").live('click', function(e){
-        if(e.target.nodeName != "A") {
-          link = $(this).find(".tree-item-file-name a");
-          link.trigger("click");
-        }
-      });
-
-      $('#tree-slider .tree-item-file-name a, .breadcrumb a, .project-refs-form').live({ 
-        "ajax:beforeSend": function() { $('.tree_progress').addClass("loading"); },
-        "ajax:complete": function() { $('.tree_progress').removeClass("loading"); } 
-      });
-    }
-}

app/assets/javascripts/tree.js.coffee

+# Code browser tree slider
+
+$ ->
+  if $('#tree-slider').length > 0
+    # Show the "Loading commit data" for only the first element
+    $('span.log_loading:first').removeClass('hide')
+
+    $('#tree-slider .tree-item-file-name a, .breadcrumb li > a').live "click", ->
+      $("#tree-content-holder").hide("slide", { direction: "left" }, 150)
+
+    $('.project-refs-form').live
+      "ajax:beforeSend": -> $("#tree-content-holder").hide("slide", { direction: "left" }, 150)
+
+    # Make the entire tree-item row clickable, but not if clicking another link (like a commit message)
+    $("#tree-slider .tree-item").live 'click', (e) ->
+      $('.tree-item-file-name a', this).trigger('click') if (e.target.nodeName != "A")
+
+    $('#tree-slider .tree-item-file-name a, .breadcrumb a, .project-refs-form').live
+      "ajax:beforeSend": -> $('.tree_progress').addClass("loading")
+      "ajax:complete":   -> $('.tree_progress').removeClass("loading")