fix for rails 5 - test rails-edge on travis allowing failure

.travis.yml

@@ -30,7 +30,12 @@ branches:
     - master
 
 matrix:
+  include:
+    - gemfile: gemfiles/rails_edge.gemfile
+      rvm: 2.2
   allow_failures:
     - rvm: jruby-19mode
     - rvm: ruby-head
     - rvm: jruby-head
+    - gemfile: gemfiles/rails_edge.gemfile
+      rvm: 2.2

Appraisals

@@ -14,3 +14,8 @@ end
     gem "sprockets", "~> 3.0"
   end
 end
+
+appraise "rails-edge" do
+  gem "railties", github: 'rails/rails'
+  gem "sprockets", "~> 3.0"
+end

gemfiles/rails_edge.gemfile

@@ -0,0 +1,8 @@
+# This file was generated by Appraisal
+
+source "http://rubygems.org"
+
+gem "railties", :github => "rails/rails"
+gem "sprockets", "~> 3.0"
+
+gemspec :path => "../"

lib/js_routes.rb

@@ -162,15 +162,15 @@ def build_route_if_match(route, parent_route=nil)
 
   def any_match?(route, parent_route, matchers)
     full_route = [parent_route.try(:name), route.name].compact.join('_')
-    
+
     matchers = Array(matchers)
     matchers.any? {|regex| full_route =~ regex}
   end
 
   def build_js(route, parent_route)
     name = [parent_route.try(:name), route.name].compact
     parent_spec = parent_route.try(:path).try(:spec)
-    required_parts, optional_parts = route.required_parts.clone, route.optional_parts.clone
+    required_parts, optional_parts = route.required_parts.clone, (route.parts-route.required_parts)
     optional_parts.push(required_parts.delete :format) if required_parts.include?(:format)
     route_name = generate_route_name(name, (:path unless @options[:compact]))
     url_link = generate_url_link(name, route_name, required_parts, route)

lib/routes.js

@@ -1,6 +1,6 @@
 (function() {
   var NodeTypes, ParameterMissing, Utils, createGlobalJsRoutesObject, defaults, root,
-    __hasProp = {}.hasOwnProperty;
+    hasProp = {}.hasOwnProperty;
 
   root = typeof exports !== "undefined" && exports !== null ? exports : this;
 
@@ -19,8 +19,7 @@
 
   Utils = {
     serialize: function(object, prefix) {
-      var element, i, key, prop, result, s, _i, _len;
-
+      var element, i, j, key, len, prop, result, s;
       if (prefix == null) {
         prefix = null;
       }
@@ -37,27 +36,27 @@
       s = [];
       switch (this.get_object_type(object)) {
         case "array":
-          for (i = _i = 0, _len = object.length; _i < _len; i = ++_i) {
+          for (i = j = 0, len = object.length; j < len; i = ++j) {
             element = object[i];
             s.push(this.serialize(element, prefix + "[]"));
           }
           break;
         case "object":
           for (key in object) {
-            if (!__hasProp.call(object, key)) continue;
+            if (!hasProp.call(object, key)) continue;
             prop = object[key];
             if (!(prop != null)) {
               continue;
             }
             if (prefix != null) {
-              key = "" + prefix + "[" + key + "]";
+              key = prefix + "[" + key + "]";
             }
             s.push(this.serialize(prop, key));
           }
           break;
         default:
           if (object) {
-            s.push("" + (encodeURIComponent(prefix.toString())) + "=" + (encodeURIComponent(object.toString())));
+            s.push((encodeURIComponent(prefix.toString())) + "=" + (encodeURIComponent(object.toString())));
           }
       }
       if (!s.length) {
@@ -67,27 +66,24 @@
     },
     clean_path: function(path) {
       var last_index;
-
       path = path.split("://");
       last_index = path.length - 1;
       path[last_index] = path[last_index].replace(/\/+/g, "/");
       return path.join("://");
     },
     set_default_url_options: function(optional_parts, options) {
-      var i, part, _i, _len, _results;
-
-      _results = [];
-      for (i = _i = 0, _len = optional_parts.length; _i < _len; i = ++_i) {
+      var i, j, len, part, results;
+      results = [];
+      for (i = j = 0, len = optional_parts.length; j < len; i = ++j) {
         part = optional_parts[i];
         if (!options.hasOwnProperty(part) && defaults.default_url_options.hasOwnProperty(part)) {
-          _results.push(options[part] = defaults.default_url_options[part]);
+          results.push(options[part] = defaults.default_url_options[part]);
         }
       }
-      return _results;
+      return results;
     },
     extract_anchor: function(options) {
       var anchor;
-
       anchor = "";
       if (options.hasOwnProperty("anchor")) {
         anchor = "#" + options.anchor;
@@ -97,7 +93,6 @@
     },
     extract_trailing_slash: function(options) {
       var trailing_slash;
-
       trailing_slash = false;
       if (defaults.default_url_options.hasOwnProperty("trailing_slash")) {
         trailing_slash = defaults.default_url_options.trailing_slash;
@@ -110,7 +105,6 @@
     },
     extract_options: function(number_of_params, args) {
       var last_el;
-
       last_el = args[args.length - 1];
       if (args.length > number_of_params || ((last_el != null) && "object" === this.get_object_type(last_el) && !this.look_like_serialized_model(last_el))) {
         return args.pop();
@@ -123,7 +117,6 @@
     },
     path_identifier: function(object) {
       var property;
-
       if (object === 0) {
         return "0";
       }
@@ -147,23 +140,21 @@
     },
     clone: function(obj) {
       var attr, copy, key;
-
       if ((obj == null) || "object" !== this.get_object_type(obj)) {
         return obj;
       }
       copy = obj.constructor();
       for (key in obj) {
-        if (!__hasProp.call(obj, key)) continue;
+        if (!hasProp.call(obj, key)) continue;
         attr = obj[key];
         copy[key] = attr;
       }
       return copy;
     },
     prepare_parameters: function(required_parameters, actual_parameters, options) {
-      var i, result, val, _i, _len;
-
+      var i, j, len, result, val;
       result = this.clone(options) || {};
-      for (i = _i = 0, _len = required_parameters.length; _i < _len; i = ++_i) {
+      for (i = j = 0, len = required_parameters.length; j < len; i = ++j) {
         val = required_parameters[i];
         if (i < actual_parameters.length) {
           result[val] = actual_parameters[i];
@@ -173,7 +164,6 @@
     },
     build_path: function(required_parameters, optional_parts, route, args) {
       var anchor, opts, parameters, result, trailing_slash, url, url_params;
-
       args = Array.prototype.slice.call(args);
       opts = this.extract_options(required_parameters.length, args);
       if (args.length > required_parameters.length) {
@@ -196,7 +186,6 @@
     },
     visit: function(route, parameters, optional) {
       var left, left_part, right, right_part, type, value;
-
       if (optional == null) {
         optional = false;
       }
@@ -235,7 +224,6 @@
     },
     build_path_spec: function(route, wildcard) {
       var left, right, type;
-
       if (wildcard == null) {
         wildcard = false;
       }
@@ -264,7 +252,6 @@
     },
     visit_globbing: function(route, parameters, optional) {
       var left, right, type, value;
-
       type = route[0], left = route[1], right = route[2];
       if (left.replace(/^\*/i, "") !== left) {
         route[1] = left = left.replace(/^\*/i, "");
@@ -285,16 +272,14 @@
     },
     get_prefix: function() {
       var prefix;
-
       prefix = defaults.prefix;
       if (prefix !== "") {
-        prefix = (prefix.match("/$") ? prefix : "" + prefix + "/");
+        prefix = (prefix.match("/$") ? prefix : prefix + "/");
       }
       return prefix;
     },
     route: function(required_parts, optional_parts, route_spec) {
       var path_fn;
-
       path_fn = function() {
         return Utils.build_path(required_parts, optional_parts, route_spec, arguments);
       };
@@ -306,15 +291,14 @@
     },
     _classToTypeCache: null,
     _classToType: function() {
-      var name, _i, _len, _ref;
-
+      var j, len, name, ref;
       if (this._classToTypeCache != null) {
         return this._classToTypeCache;
       }
       this._classToTypeCache = {};
-      _ref = "Boolean Number String Function Array Date RegExp Object Error".split(" ");
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        name = _ref[_i];
+      ref = "Boolean Number String Function Array Date RegExp Object Error".split(" ");
+      for (j = 0, len = ref.length; j < len; j++) {
+        name = ref[j];
         this._classToTypeCache["[object " + name + "]"] = name.toLowerCase();
       }
       return this._classToTypeCache;
@@ -336,10 +320,8 @@
 
   createGlobalJsRoutesObject = function() {
     var namespace;
-
     namespace = function(mainRoot, namespaceString) {
       var current, parts;
-
       parts = (namespaceString ? namespaceString.split(".") : []);
       if (!parts.length) {
         return;