fix(urlMatcherFactory): fix configuring a parameter type by name in a params block

closes #2294

Author: christopherthielen

src/urlMatcherFactory.js

@@ -122,7 +122,11 @@ function UrlMatcher(pattern, config, parentMatcher) {
     cfg         = config.params[id];
     segment     = pattern.substring(last, m.index);
     regexp      = isSearch ? m[4] : m[4] || (m[1] == '*' ? '.*' : null);
-    type        = $$UMFP.type(regexp || "string") || inherit($$UMFP.type("string"), { pattern: new RegExp(regexp, config.caseInsensitive ? 'i' : undefined) });
+
+    if (regexp) {
+      type      = $$UMFP.type(regexp) || inherit($$UMFP.type("string"), { pattern: new RegExp(regexp, config.caseInsensitive ? 'i' : undefined) });
+    }
+
     return {
       id: id, regexp: regexp, segment: segment, type: type, cfg: cfg
     };
@@ -917,10 +921,15 @@ function $UrlMatcherFactory() {
     }
 
     function getType(config, urlType, location) {
-      if (config.type && urlType) throw new Error("Param '"+id+"' has two type configurations.");
+      if (config.type && urlType && config.type !== urlType) throw new Error("Param '"+id+"' has two type configurations.");
       if (urlType) return urlType;
       if (!config.type) return (location === "config" ? $types.any : $types.string);
-      return config.type instanceof Type ? config.type : new Type(config.type);
+
+      if (angular.isString(config.type))
+        return $types[config.type];
+      if (config.type instanceof Type)
+        return config.type;
+      return new Type(config.type);
     }
 
     // array config: param name (param[]) overrides default settings.  explicit config overrides param name.

test/stateSpec.js

@@ -32,6 +32,7 @@ describe('state', function () {
       RSP = { url: '^/:doReload/search?term', reloadOnSearch: false },
       OPT = { url: '/opt/:param', params: { param: "100" } },
       OPT2 = { url: '/opt2/:param2/:param3', params: { param3: "300", param4: "400" } },
+      URLLESS = { url: '/urllessparams', params: { myparam: { type: 'int' } } },
       ISS2101 = { params: { bar: { squash: false, value: 'qux'}}, url: '/2101/{bar:string}' };
       AppInjectable = {};
 
@@ -56,6 +57,7 @@ describe('state', function () {
       .state('HHH', HHH)
       .state('OPT', OPT)
       .state('OPT.OPT2', OPT2)
+      .state('URLLESS', URLLESS)
       .state('ISS2101', ISS2101)
       .state('RS', RS)
       .state('RSP', RSP)
@@ -989,6 +991,7 @@ describe('state', function () {
         'OPT.OPT2',
         'RS',
         'RSP',
+        'URLLESS',
         'about',
         'about.person',
         'about.person.item',
@@ -1156,6 +1159,7 @@ describe('state', function () {
 
     describe("typed parameter handling", function() {
       beforeEach(function () {
+        var $state = $get('$state')
         stateProvider.state({
           name: "types",
           url: "/types/{p1:string}/{p2:date}",
@@ -1255,6 +1259,34 @@ describe('state', function () {
         extend(params, { p5: true });
         check('types.substate', "/types/foo/2014-11-15/sub/10/%7B%22baz%22:%22qux%22%7D?p5=1", params, defaults, nonurl);
       }));
+
+      it('should support non-url parameters', inject(function($state, $q, $stateParams) {
+        $state.transitionTo(A); $q.flush();
+        expect($state.is(A)).toBe(true);
+
+        $state.go('URLLESS', { myparam: "0"}); $q.flush(); // string "0" decodes to 0
+        expect($state.current.name).toBe("URLLESS");
+        expect($stateParams.myparam).toBe(0);
+
+        $state.go('URLLESS', { myparam: "1"}); $q.flush(); // string "1" decodes to 1
+        expect($stateParams.myparam).toBe(1);
+      }));
+
+      it('should not transition if a required non-url parameter is missing', inject(function($state, $q, $stateParams) {
+        $state.transitionTo(A); $q.flush();
+        expect($state.current.name).toBe("A");
+
+        $state.go('URLLESS');  $q.flush(); // Missing required parameter; transition fails
+        expect($state.current.name).toBe("A");
+      }));
+
+      it('should not transition if a required non-url parameter is invalid', inject(function($state, $q, $stateParams) {
+        $state.transitionTo(A); $q.flush();
+        expect($state.current.name).toBe("A");
+
+        $state.go('URLLESS', { myparam: "somestring"}); $q.flush(); // string "somestring" is not an int
+        expect($state.current.name).toBe("A");
+      }));
     });
 
     it('should revert to last known working url on state change failure', inject(function ($state, $rootScope, $location, $q) {

test/urlMatcherFactorySpec.js

@@ -520,6 +520,30 @@ describe("urlMatcherFactory", function () {
       expect(m.format({ foo: 5, flag: true })).toBe("/5/1");
     });
 
+    it("should match types named only in params", function () {
+      var m = new UrlMatcher("/{foo}/{flag}", {
+        params: {
+          foo: { type: 'int'},
+          flag: { type: 'bool'}
+        }
+      });
+      expect(m.exec("/1138/1")).toEqual({foo: 1138, flag: true});
+      expect(m.format({foo: 5, flag: true})).toBe("/5/1");
+    });
+
+    it("should throw an error if a param type is declared twice", function () {
+      try {
+        new UrlMatcher("/{foo:int}", {
+          params: {
+            foo: {type: 'int'}
+          }
+        });
+        expect("This should not be reached").toBeNull();
+      } catch (error) {
+        expect(error.message).toBe("Param 'foo' has two type configurations.")
+      }
+    });
+
     it("should encode/decode dates", function () {
       var m = new UrlMatcher("/calendar/{date:date}"),
           result = m.exec("/calendar/2014-03-26");