stent - npm Package Compare versions

Comparing version 0.0.5 to 0.0.6

lib/__tests__/handleAction.spec.js

@@ -9,2 +9,4 @@ 'use strict';
 
+var _helpers = require('../helpers');
+
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
@@ -41,14 +43,37 @@
 
-  // describe('when the state is invalid', function () {
-  //   it('should throw an error', function () {
-  //     ...
-  //   });
-  // });
+  describe('when we transition to a state which has no actions inside or it is not defined', function () {
+    it('should throw an error if there is no such a state defined', function () {
+      var machine = {
+        state: { name: 'idle' },
+        transitions: {
+          idle: {
+            'run': 'running'
+          }
+        }
+      };
 
+      expect(_handleAction2.default.bind(null, machine, 'run')).to.throw((0, _constants.ERROR_UNCOVERED_STATE)('running'));
+    });
+    it('should throw an error if there the state has no actions inside', function () {
+      var machine = {
+        state: { name: 'idle' },
+        transitions: {
+          idle: {
+            'run': 'running'
+          },
+          running: {}
+        }
+      };
+
+      expect(_handleAction2.default.bind(null, machine, 'run')).to.throw((0, _constants.ERROR_UNCOVERED_STATE)('running'));
+    });
+  });
+
   describe('when the handler is a string', function () {
     it('should change the state of the machine to that string', function () {
       var machine = {
-        state: { name: 'foo' },
+        state: { name: 'idle' },
         transitions: {
-          foo: { run: 'running' }
+          idle: { run: 'running' },
+          running: { stop: 'idle' }
         }
@@ -66,5 +91,6 @@ };
       var machine = {
-        state: { name: 'foo' },
+        state: { name: 'idle' },
         transitions: {
-          foo: { run: newState }
+          idle: { run: newState },
+          running: { stop: 'idle' }
         }
@@ -85,3 +111,4 @@ };
         transitions: {
-          foo: { run: handler }
+          foo: { run: handler },
+          running: { stop: 'foo' }
         }
@@ -100,3 +127,4 @@ };
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          bar: { a: 'b' }
         }
@@ -110,3 +138,3 @@ };
       var handler = function handler(state, payload) {
-        return 'new-state';
+        return 'bar';
       };
@@ -116,3 +144,4 @@ var machine = {
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          bar: { a: 'b' }
         }
@@ -122,3 +151,3 @@ };
       (0, _handleAction2.default)(machine, 'run');
-      expect(machine.state).to.deep.equal({ name: 'new-state' });
+      expect(machine.state).to.deep.equal({ name: 'bar' });
     });
@@ -133,3 +162,4 @@ it('should run the handler with the machine as a context', function () {
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          foo: { a: 'b' }
         }
@@ -169,3 +199,6 @@ };
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          foo: { a: 'b' },
+          bar: { a: 'b' },
+          running: { a: 'b' }
         }
@@ -177,3 +210,3 @@ };
     });
-    it('should change the state if we yield a string', function () {
+    it('should change the state if we yield a primitive', function () {
       var handler = /*#__PURE__*/regeneratorRuntime.mark(function handler() {
@@ -185,3 +218,3 @@ return regeneratorRuntime.wrap(function handler$(_context2) {
                 _context2.next = 2;
-                return 'running';
+                return 100;
 
@@ -198,3 +231,4 @@ case 2:
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          '100': { a: 'b' }
         }
@@ -204,3 +238,3 @@ };
       (0, _handleAction2.default)(machine, 'run');
-      expect(machine.state.name).to.equal('running');
+      expect(machine.state.name).to.equal('100');
     });
@@ -230,3 +264,5 @@ it('should change the state if we yield an object', function () {
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          running: { a: 'b' },
+          jumping: { a: 'b' }
         }
@@ -238,3 +274,187 @@ };
     });
+
+    describe('and we use the call helper', function () {
+      it('should execute the function and return the result', function () {
+        var api = function api(name) {
+          return 'hello ' + name;
+        };
+        var handler = /*#__PURE__*/regeneratorRuntime.mark(function handler() {
+          var newState;
+          return regeneratorRuntime.wrap(function handler$(_context4) {
+            while (1) {
+              switch (_context4.prev = _context4.next) {
+                case 0:
+                  _context4.next = 2;
+                  return (0, _helpers.call)(api, 'stent');
+
+                case 2:
+                  newState = _context4.sent;
+                  return _context4.abrupt('return', newState);
+
+                case 4:
+                case 'end':
+                  return _context4.stop();
+              }
+            }
+          }, handler, this);
+        });
+        var machine = {
+          state: { name: 'idle', data: 42 },
+          transitions: {
+            idle: { run: handler },
+            'hello stent': 'a'
+          }
+        };
+
+        (0, _handleAction2.default)(machine, 'run');
+        expect(machine.state).to.deep.equal({ name: 'hello stent' });
+      });
+      describe('and when the function returns a promise', function () {
+        it('should return the value of the resolved promise', function () {
+          var api = function api(name) {
+            return Promise.resolve('hello ' + name);
+          };
+          var handler = /*#__PURE__*/regeneratorRuntime.mark(function handler() {
+            var newState;
+            return regeneratorRuntime.wrap(function handler$(_context5) {
+              while (1) {
+                switch (_context5.prev = _context5.next) {
+                  case 0:
+                    _context5.next = 2;
+                    return (0, _helpers.call)(api, 'stent');
+
+                  case 2:
+                    newState = _context5.sent;
+                    return _context5.abrupt('return', newState);
+
+                  case 4:
+                  case 'end':
+                    return _context5.stop();
+                }
+              }
+            }, handler, this);
+          });
+          var machine = {
+            state: { name: 'idle', data: 42 },
+            transitions: {
+              idle: { run: handler },
+              'hello stent': 'a'
+            }
+          };
+
+          (0, _handleAction2.default)(machine, 'run');
+          return Promise.resolve().then(function () {
+            expect(machine.state).to.deep.equal({ name: 'hello stent' });
+          });
+        });
+        it('should throw an error if the promise is rejected', function () {
+          var api = function api(name) {
+            return Promise.reject('error ' + name);
+          };
+          var handler = /*#__PURE__*/regeneratorRuntime.mark(function handler() {
+            var _newState;
+
+            return regeneratorRuntime.wrap(function handler$(_context6) {
+              while (1) {
+                switch (_context6.prev = _context6.next) {
+                  case 0:
+                    _context6.prev = 0;
+                    _context6.next = 3;
+                    return (0, _helpers.call)(api, 'stent');
+
+                  case 3:
+                    _newState = _context6.sent;
+                    _context6.next = 9;
+                    break;
+
+                  case 6:
+                    _context6.prev = 6;
+                    _context6.t0 = _context6['catch'](0);
+                    return _context6.abrupt('return', _context6.t0.message);
+
+                  case 9:
+                    return _context6.abrupt('return', newState);
+
+                  case 10:
+                  case 'end':
+                    return _context6.stop();
+                }
+              }
+            }, handler, this, [[0, 6]]);
+          });
+          var machine = {
+            state: { name: 'idle', data: 42 },
+            transitions: {
+              idle: { run: handler },
+              'error stent': 'a'
+            }
+          };
+
+          (0, _handleAction2.default)(machine, 'run');
+          return Promise.resolve().then(function () {
+            expect(machine.state).to.deep.equal({ name: 'error stent' });
+          });
+        });
+      });
+      describe('when the function returns another generator', function () {
+        it('should iterate through that inner generator', function () {
+          var api = /*#__PURE__*/regeneratorRuntime.mark(function api(name) {
+            return regeneratorRuntime.wrap(function api$(_context7) {
+              while (1) {
+                switch (_context7.prev = _context7.next) {
+                  case 0:
+                    _context7.next = 2;
+                    return 42;
+
+                  case 2:
+                    _context7.next = 4;
+                    return (0, _helpers.call)(function () {
+                      return Promise.resolve(name + ': merry christmas');
+                    });
+
+                  case 4:
+                    return _context7.abrupt('return', _context7.sent);
+
+                  case 5:
+                  case 'end':
+                    return _context7.stop();
+                }
+              }
+            }, api, this);
+          });
+          var handler = /*#__PURE__*/regeneratorRuntime.mark(function handler() {
+            return regeneratorRuntime.wrap(function handler$(_context8) {
+              while (1) {
+                switch (_context8.prev = _context8.next) {
+                  case 0:
+                    _context8.next = 2;
+                    return (0, _helpers.call)(api, 'stent');
+
+                  case 2:
+                    return _context8.abrupt('return', _context8.sent);
+
+                  case 3:
+                  case 'end':
+                    return _context8.stop();
+                }
+              }
+            }, handler, this);
+          });
+          var machine = {
+            state: { name: 'idle', data: 42 },
+            transitions: {
+              idle: { run: handler },
+              '42': 'a',
+              'stent: merry christmas': 'b'
+            }
+          };
+
+          (0, _handleAction2.default)(machine, 'run');
+          return Promise.resolve().then(function () {
+            expect(machine.state).to.deep.equal({ name: 'stent: merry christmas' });
+          });
+        });
+      });
+    });
   });
 });

lib/constants.js

@@ -20,2 +20,5 @@ 'use strict';
   return 'The state should be an object and it should always have at least "name" property. You passed ' + serialized;
+};
+var ERROR_UNCOVERED_STATE = exports.ERROR_UNCOVERED_STATE = function ERROR_UNCOVERED_STATE(state) {
+  return 'You just transitioned the machine to a state (' + state + ') which is not defined or it has no actions. This means that the machine is stuck.';
 };

lib/handleAction.js

@@ -5,2 +5,4 @@ 'use strict';
 
+var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
+
 var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
@@ -18,19 +20,66 @@
 
-function handleGenerator(machine, generator) {
-  var result = generator.next();
-
-  if (!result.done) {
-    updateState(machine, result.value);
-    return handleGenerator(machine, generator);
+function isEmptyObject(obj) {
+  var name;
+  for (name in obj) {
+    if (obj.hasOwnProperty(name)) return false;
   }
-  return result.value;
+  return true;
 }
 
+function handleGenerator(machine, generator, done, resultOfPreviousOperation) {
+  var iterate = function iterate(result) {
+    if (!result.done) {
+
+      // yield call
+      if (_typeof(result.value) === 'object' && result.value.__type === 'call') {
+        var _result$value;
+
+        var funcResult = (_result$value = result.value).func.apply(_result$value, result.value.args);
+
+        // promise
+        if (typeof funcResult.then !== 'undefined') {
+          funcResult.then(function (r) {
+            return iterate(generator.next(r));
+          }, function (error) {
+            return iterate(generator.throw(new Error(error)));
+          });
+          // generator
+        } else if (typeof funcResult.next === 'function') {
+          handleGenerator(machine, funcResult, function (generatorResult) {
+            iterate(generator.next(generatorResult));
+          });
+        } else {
+          iterate(generator.next(funcResult));
+        }
+
+        // the return statement of the normal function
+      } else {
+        updateState(machine, result.value);
+        iterate(generator.next());
+      }
+
+      // the end of the generator (return statement)
+    } else {
+      done(result.value);
+    }
+  };
+
+  iterate(generator.next(resultOfPreviousOperation));
+}
+
 function updateState(machine, response) {
+  var newState;
+
   if (typeof response === 'undefined') return;
-  if (typeof response === 'string') {
-    machine.state = { name: response };
+  if (typeof response === 'string' || typeof response === 'number') {
+    newState = { name: response.toString() };
   } else {
-    machine.state = (0, _validateState2.default)(response);
+    newState = (0, _validateState2.default)(response);
   }
+
+  if (typeof machine.transitions[newState.name] === 'undefined' || isEmptyObject(machine.transitions[newState.name])) {
+    throw new Error((0, _constants.ERROR_UNCOVERED_STATE)(newState.name));
+  }
+
+  machine.state = newState;
 }
@@ -55,7 +104,7 @@
   if (typeof handler === 'string') {
-    state.name = transitions[state.name][action];
+    updateState(machine, _extends({}, state, { name: transitions[state.name][action] }));
 
     // object as a handler
   } else if ((typeof handler === 'undefined' ? 'undefined' : _typeof(handler)) === 'object') {
-    machine.state = (0, _validateState2.default)(handler);
+    updateState(machine, (0, _validateState2.default)(handler));
 
@@ -67,6 +116,8 @@ // function as a handler
     if (response && typeof response.next === 'function') {
-      response = handleGenerator(machine, response);
+      handleGenerator(machine, response, function (response) {
+        updateState(machine, response);
+      });
+    } else {
+      updateState(machine, response);
     }
-
-    updateState(machine, response);
   }
@@ -73,0 +124,0 @@

package.json

 {
   "name": "stent",
-  "version": "0.0.5",
+  "version": "0.0.6",
   "description": "Stent is a state machines container made for UI development",
@@ -5,0 +5,0 @@ "main": "lib/index.js",

src/__tests__/handleAction.spec.js

 import handleAction from '../handleAction';
-import { ERROR_MISSING_ACTION_IN_STATE } from '../constants';
+import { ERROR_MISSING_ACTION_IN_STATE, ERROR_UNCOVERED_STATE } from '../constants';
 import { call } from '../helpers';
@@ -35,6 +35,28 @@
 
-  describe.skip('when we transition to a state which has no actions inside or it is not defined', function () {
-    it('should throw an error', function () {
-      // ...
+  describe('when we transition to a state which has no actions inside or it is not defined', function () {
+    it('should throw an error if there is no such a state defined', function () {
+      const machine = {
+        state: { name: 'idle' },
+        transitions: {
+          idle: {
+            'run': 'running'
+          }
+        }
+      };
+
+      expect(handleAction.bind(null, machine, 'run')).to.throw(ERROR_UNCOVERED_STATE('running'));
     });
+    it('should throw an error if there the state has no actions inside', function () {
+      const machine = {
+        state: { name: 'idle' },
+        transitions: {
+          idle: {
+            'run': 'running'
+          },
+          running: {}
+        }
+      };
+
+      expect(handleAction.bind(null, machine, 'run')).to.throw(ERROR_UNCOVERED_STATE('running'));
+    });
   });
@@ -45,5 +67,6 @@
       const machine = {
-        state: { name: 'foo' },
+        state: { name: 'idle' },
         transitions: {
-          foo: { run: 'running' }
+          idle: { run: 'running' },
+          running: { stop: 'idle' }
         }
@@ -61,5 +84,6 @@ };
       const machine = {
-        state: { name: 'foo' },
+        state: { name: 'idle' },
         transitions: {
-          foo: { run: newState }
+          idle: { run: newState },
+          running: { stop: 'idle' }
         }
@@ -80,3 +104,4 @@ };
         transitions: {
-          foo: { run: handler }
+          foo: { run: handler },
+          running: { stop: 'foo' }
         }
@@ -93,3 +118,4 @@ };
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          bar: { a: 'b' }
         }
@@ -102,7 +128,8 @@ };
     it('should update the state even if a string is returned', function () {
-      const handler = (state, payload) => 'new-state';
+      const handler = (state, payload) => 'bar';
       const machine = {
         state: { name: 'idle', data: 42 },
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          bar: { a: 'b' }
         }
@@ -112,3 +139,3 @@ };
       handleAction(machine, 'run');
-      expect(machine.state).to.deep.equal({ name: 'new-state' });
+      expect(machine.state).to.deep.equal({ name: 'bar' });
     });
@@ -123,3 +150,4 @@ it('should run the handler with the machine as a context', function () {
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          foo: { a: 'b' }
         }
@@ -142,3 +170,6 @@ };
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          foo: { a: 'b' },
+          bar: { a: 'b' },
+          running: { a: 'b' }
         }
@@ -157,3 +188,4 @@ };
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          '100': { a: 'b' }
         }
@@ -173,3 +205,5 @@ };
         transitions: {
-          idle: { run: handler }
+          idle: { run: handler },
+          running: { a: 'b' },
+          jumping: { a: 'b' }
         }
@@ -195,3 +229,4 @@ };
           transitions: {
-            idle: { run: handler }
+            idle: { run: handler },
+            'hello stent': 'a'
           }
@@ -216,3 +251,4 @@ };
             transitions: {
-              idle: { run: handler }
+              idle: { run: handler },
+              'hello stent': 'a'
             }
@@ -242,3 +278,4 @@ };
             transitions: {
-              idle: { run: handler }
+              idle: { run: handler },
+              'error stent': 'a'
             }
@@ -265,3 +302,5 @@ };
             transitions: {
-              idle: { run: handler }
+              idle: { run: handler },
+              '42': 'a',
+              'stent: merry christmas': 'b'
             }
@@ -268,0 +307,0 @@ };

src/constants.js

@@ -10,2 +10,3 @@ // errors
   return `The state should be an object and it should always have at least "name" property. You passed ${ serialized }`;
-}
+}
+export const ERROR_UNCOVERED_STATE = state => `You just transitioned the machine to a state (${ state }) which is not defined or it has no actions. This means that the machine is stuck.`;

src/handleAction.js

@@ -1,4 +0,12 @@
-import { ERROR_MISSING_ACTION_IN_STATE } from './constants';
+import { ERROR_MISSING_ACTION_IN_STATE, ERROR_UNCOVERED_STATE } from './constants';
 import validateState from './helpers/validateState';
 
+function isEmptyObject(obj) {
+  var name;
+  for (name in obj) {
+    if (obj.hasOwnProperty(name)) return false;
+  }
+  return true;
+}
+
 function handleGenerator(machine, generator, done, resultOfPreviousOperation) {
@@ -42,9 +50,20 @@ const iterate = function (result) {
 
-function updateState(machine, response) {
+function updateState(machine, response) {  
+  var newState;
+  
   if (typeof response === 'undefined') return;
   if (typeof response === 'string' || typeof response === 'number') {
-    machine.state = { name: response.toString() };
+    newState = { name: response.toString() };
   } else {
-    machine.state = validateState(response);
+    newState = validateState(response);
   }
+
+  if (
+    typeof machine.transitions[newState.name] === 'undefined' ||
+    isEmptyObject(machine.transitions[newState.name])
+  ) {
+    throw new Error(ERROR_UNCOVERED_STATE(newState.name));
+  }
+
+  machine.state = newState;
 }
@@ -67,7 +86,7 @@
   if (typeof handler === 'string') {
-    state.name = transitions[state.name][action];
+    updateState(machine, { ...state, name: transitions[state.name][action] });
     
   // object as a handler
   } else if (typeof handler === 'object') {
-    machine.state = validateState(handler);
+    updateState(machine, validateState(handler));
 
@@ -74,0 +93,0 @@ // function as a handler

standalone/stent.js

@@ -22,2 +22,5 @@ (function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.stent = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
 };
+var ERROR_UNCOVERED_STATE = exports.ERROR_UNCOVERED_STATE = function ERROR_UNCOVERED_STATE(state) {
+  return 'You just transitioned the machine to a state (' + state + ') which is not defined or it has no actions. This means that the machine is stuck.';
+};
 },{}],2:[function(require,module,exports){
@@ -95,2 +98,4 @@ 'use strict';
 
+var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
+
 var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
@@ -108,19 +113,66 @@
 
-function handleGenerator(machine, generator) {
-  var result = generator.next();
-
-  if (!result.done) {
-    updateState(machine, result.value);
-    return handleGenerator(machine, generator);
+function isEmptyObject(obj) {
+  var name;
+  for (name in obj) {
+    if (obj.hasOwnProperty(name)) return false;
   }
-  return result.value;
+  return true;
 }
 
+function handleGenerator(machine, generator, done, resultOfPreviousOperation) {
+  var iterate = function iterate(result) {
+    if (!result.done) {
+
+      // yield call
+      if (_typeof(result.value) === 'object' && result.value.__type === 'call') {
+        var _result$value;
+
+        var funcResult = (_result$value = result.value).func.apply(_result$value, result.value.args);
+
+        // promise
+        if (typeof funcResult.then !== 'undefined') {
+          funcResult.then(function (r) {
+            return iterate(generator.next(r));
+          }, function (error) {
+            return iterate(generator.throw(new Error(error)));
+          });
+          // generator
+        } else if (typeof funcResult.next === 'function') {
+          handleGenerator(machine, funcResult, function (generatorResult) {
+            iterate(generator.next(generatorResult));
+          });
+        } else {
+          iterate(generator.next(funcResult));
+        }
+
+        // the return statement of the normal function
+      } else {
+        updateState(machine, result.value);
+        iterate(generator.next());
+      }
+
+      // the end of the generator (return statement)
+    } else {
+      done(result.value);
+    }
+  };
+
+  iterate(generator.next(resultOfPreviousOperation));
+}
+
 function updateState(machine, response) {
+  var newState;
+
   if (typeof response === 'undefined') return;
-  if (typeof response === 'string') {
-    machine.state = { name: response };
+  if (typeof response === 'string' || typeof response === 'number') {
+    newState = { name: response.toString() };
   } else {
-    machine.state = (0, _validateState2.default)(response);
+    newState = (0, _validateState2.default)(response);
   }
+
+  if (typeof machine.transitions[newState.name] === 'undefined' || isEmptyObject(machine.transitions[newState.name])) {
+    throw new Error((0, _constants.ERROR_UNCOVERED_STATE)(newState.name));
+  }
+
+  machine.state = newState;
 }
@@ -145,7 +197,7 @@
   if (typeof handler === 'string') {
-    state.name = transitions[state.name][action];
+    updateState(machine, _extends({}, state, { name: transitions[state.name][action] }));
 
     // object as a handler
   } else if ((typeof handler === 'undefined' ? 'undefined' : _typeof(handler)) === 'object') {
-    machine.state = (0, _validateState2.default)(handler);
+    updateState(machine, (0, _validateState2.default)(handler));
 
@@ -157,6 +209,8 @@ // function as a handler
     if (response && typeof response.next === 'function') {
-      response = handleGenerator(machine, response);
+      handleGenerator(machine, response, function (response) {
+        updateState(machine, response);
+      });
+    } else {
+      updateState(machine, response);
     }
-
-    updateState(machine, response);
   }
@@ -163,0 +217,0 @@

standalone/stent.min.js

@@ -1,1 +0,1 @@
-(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.stent=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({1:[function(require,module,exports){"use strict";exports.__esModule=true;var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj};var ERROR_MISSING_MACHINE=exports.ERROR_MISSING_MACHINE=function ERROR_MISSING_MACHINE(name){return"There's no machine with name "+name};var ERROR_MISSING_STATE=exports.ERROR_MISSING_STATE='Configuration error: missing initial "state"';var ERROR_MISSING_TRANSITIONS=exports.ERROR_MISSING_TRANSITIONS='Configuration error: missing "transitions"';var ERROR_MISSING_ACTION_IN_STATE=exports.ERROR_MISSING_ACTION_IN_STATE=function ERROR_MISSING_ACTION_IN_STATE(action,state){return'"'+action+'" action is not available in "'+state+'" state'};var ERROR_WRONG_STATE_FORMAT=exports.ERROR_WRONG_STATE_FORMAT=function ERROR_WRONG_STATE_FORMAT(state){var serialized=(typeof state==="undefined"?"undefined":_typeof(state))==="object"?JSON.stringify(state,null,2):state;return'The state should be an object and it should always have at least "name" property. You passed '+serialized}},{}],2:[function(require,module,exports){"use strict";exports.__esModule=true;var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj};exports.registerMethods=registerMethods;exports.validateConfig=validateConfig;exports.default=createMachine;var _toCamelCase=require("./helpers/toCamelCase");var _toCamelCase2=_interopRequireDefault(_toCamelCase);var _constants=require("./constants");var _handleAction=require("./handleAction");var _handleAction2=_interopRequireDefault(_handleAction);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function registerMethods(machine,transitions,dispatch){for(var state in transitions){(function(state){machine[(0,_toCamelCase2.default)("is "+state)]=function(){return machine.state.name===state}})(state);for(var action in transitions[state]){(function(action){machine[(0,_toCamelCase2.default)(action)]=function(payload){return dispatch(action,payload)}})(action)}}}function validateConfig(_ref){var state=_ref.state,transitions=_ref.transitions;if((typeof state==="undefined"?"undefined":_typeof(state))!=="object")throw new Error(_constants.ERROR_MISSING_STATE);if((typeof transitions==="undefined"?"undefined":_typeof(transitions))!=="object")throw new Error(_constants.ERROR_MISSING_TRANSITIONS);return true}function createMachine(name,config){var machine={name:name};var initialState=config.state,transitions=config.transitions;machine.state=initialState;if(validateConfig(config)){registerMethods(machine,transitions,function(action,payload){return(0,_handleAction2.default)(machine,action,payload)})}return machine}},{"./constants":1,"./handleAction":3,"./helpers/toCamelCase":4}],3:[function(require,module,exports){"use strict";exports.__esModule=true;var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj};exports.default=handleAction;var _constants=require("./constants");var _validateState=require("./helpers/validateState");var _validateState2=_interopRequireDefault(_validateState);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function handleGenerator(machine,generator){var result=generator.next();if(!result.done){updateState(machine,result.value);return handleGenerator(machine,generator)}return result.value}function updateState(machine,response){if(typeof response==="undefined")return;if(typeof response==="string"){machine.state={name:response}}else{machine.state=(0,_validateState2.default)(response)}}function handleAction(machine,action,payload){var state=machine.state,transitions=machine.transitions;if(!transitions[state.name]){return false}var handler=transitions[state.name][action];if(typeof transitions[state.name][action]==="undefined"){throw new Error((0,_constants.ERROR_MISSING_ACTION_IN_STATE)(action,state.name))}if(typeof handler==="string"){state.name=transitions[state.name][action]}else if((typeof handler==="undefined"?"undefined":_typeof(handler))==="object"){machine.state=(0,_validateState2.default)(handler)}else if(typeof handler==="function"){var response=transitions[state.name][action].apply(machine,[machine.state,payload]);if(response&&typeof response.next==="function"){response=handleGenerator(machine,response)}updateState(machine,response)}return true}module.exports=exports["default"]},{"./constants":1,"./helpers/validateState":5}],4:[function(require,module,exports){"use strict";exports.__esModule=true;exports.default=function(text){return text.toLowerCase().replace(/\W+(.)/g,function(match,chr){return chr.toUpperCase()})};module.exports=exports["default"]},{}],5:[function(require,module,exports){"use strict";exports.__esModule=true;var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj};exports.default=validateState;var _constants=require("../constants");function validateState(state){if(state&&(typeof state==="undefined"?"undefined":_typeof(state))==="object"&&typeof state.name!=="undefined")return state;throw new Error((0,_constants.ERROR_WRONG_STATE_FORMAT)(state))}module.exports=exports["default"]},{"../constants":1}],6:[function(require,module,exports){"use strict";exports.__esModule=true;exports.Machine=undefined;var _createMachine=require("./createMachine");var _createMachine2=_interopRequireDefault(_createMachine);var _constants=require("./constants");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}var MachineFactory=function(){function MachineFactory(){_classCallCheck(this,MachineFactory);this.machines={}}MachineFactory.prototype.create=function create(name,config){return this.machines[name]=(0,_createMachine2.default)(name,config)};MachineFactory.prototype.get=function get(name){if(this.machines[name])return this.machines[name];throw new Error((0,_constants.ERROR_MISSING_MACHINE)(name))};MachineFactory.prototype.flush=function flush(){this.machines=[]};return MachineFactory}();var factory=new MachineFactory;exports.Machine=factory},{"./constants":1,"./createMachine":2}]},{},[6])(6)});
+(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.stent=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({1:[function(require,module,exports){"use strict";exports.__esModule=true;var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj};var ERROR_MISSING_MACHINE=exports.ERROR_MISSING_MACHINE=function ERROR_MISSING_MACHINE(name){return"There's no machine with name "+name};var ERROR_MISSING_STATE=exports.ERROR_MISSING_STATE='Configuration error: missing initial "state"';var ERROR_MISSING_TRANSITIONS=exports.ERROR_MISSING_TRANSITIONS='Configuration error: missing "transitions"';var ERROR_MISSING_ACTION_IN_STATE=exports.ERROR_MISSING_ACTION_IN_STATE=function ERROR_MISSING_ACTION_IN_STATE(action,state){return'"'+action+'" action is not available in "'+state+'" state'};var ERROR_WRONG_STATE_FORMAT=exports.ERROR_WRONG_STATE_FORMAT=function ERROR_WRONG_STATE_FORMAT(state){var serialized=(typeof state==="undefined"?"undefined":_typeof(state))==="object"?JSON.stringify(state,null,2):state;return'The state should be an object and it should always have at least "name" property. You passed '+serialized};var ERROR_UNCOVERED_STATE=exports.ERROR_UNCOVERED_STATE=function ERROR_UNCOVERED_STATE(state){return"You just transitioned the machine to a state ("+state+") which is not defined or it has no actions. This means that the machine is stuck."}},{}],2:[function(require,module,exports){"use strict";exports.__esModule=true;var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj};exports.registerMethods=registerMethods;exports.validateConfig=validateConfig;exports.default=createMachine;var _toCamelCase=require("./helpers/toCamelCase");var _toCamelCase2=_interopRequireDefault(_toCamelCase);var _constants=require("./constants");var _handleAction=require("./handleAction");var _handleAction2=_interopRequireDefault(_handleAction);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function registerMethods(machine,transitions,dispatch){for(var state in transitions){(function(state){machine[(0,_toCamelCase2.default)("is "+state)]=function(){return machine.state.name===state}})(state);for(var action in transitions[state]){(function(action){machine[(0,_toCamelCase2.default)(action)]=function(payload){return dispatch(action,payload)}})(action)}}}function validateConfig(_ref){var state=_ref.state,transitions=_ref.transitions;if((typeof state==="undefined"?"undefined":_typeof(state))!=="object")throw new Error(_constants.ERROR_MISSING_STATE);if((typeof transitions==="undefined"?"undefined":_typeof(transitions))!=="object")throw new Error(_constants.ERROR_MISSING_TRANSITIONS);return true}function createMachine(name,config){var machine={name:name};var initialState=config.state,transitions=config.transitions;machine.state=initialState;if(validateConfig(config)){registerMethods(machine,transitions,function(action,payload){return(0,_handleAction2.default)(machine,action,payload)})}return machine}},{"./constants":1,"./handleAction":3,"./helpers/toCamelCase":4}],3:[function(require,module,exports){"use strict";exports.__esModule=true;var _extends=Object.assign||function(target){for(var i=1;i<arguments.length;i++){var source=arguments[i];for(var key in source){if(Object.prototype.hasOwnProperty.call(source,key)){target[key]=source[key]}}}return target};var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj};exports.default=handleAction;var _constants=require("./constants");var _validateState=require("./helpers/validateState");var _validateState2=_interopRequireDefault(_validateState);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function isEmptyObject(obj){var name;for(name in obj){if(obj.hasOwnProperty(name))return false}return true}function handleGenerator(machine,generator,done,resultOfPreviousOperation){var iterate=function iterate(result){if(!result.done){if(_typeof(result.value)==="object"&&result.value.__type==="call"){var _result$value;var funcResult=(_result$value=result.value).func.apply(_result$value,result.value.args);if(typeof funcResult.then!=="undefined"){funcResult.then(function(r){return iterate(generator.next(r))},function(error){return iterate(generator.throw(new Error(error)))})}else if(typeof funcResult.next==="function"){handleGenerator(machine,funcResult,function(generatorResult){iterate(generator.next(generatorResult))})}else{iterate(generator.next(funcResult))}}else{updateState(machine,result.value);iterate(generator.next())}}else{done(result.value)}};iterate(generator.next(resultOfPreviousOperation))}function updateState(machine,response){var newState;if(typeof response==="undefined")return;if(typeof response==="string"||typeof response==="number"){newState={name:response.toString()}}else{newState=(0,_validateState2.default)(response)}if(typeof machine.transitions[newState.name]==="undefined"||isEmptyObject(machine.transitions[newState.name])){throw new Error((0,_constants.ERROR_UNCOVERED_STATE)(newState.name))}machine.state=newState}function handleAction(machine,action,payload){var state=machine.state,transitions=machine.transitions;if(!transitions[state.name]){return false}var handler=transitions[state.name][action];if(typeof transitions[state.name][action]==="undefined"){throw new Error((0,_constants.ERROR_MISSING_ACTION_IN_STATE)(action,state.name))}if(typeof handler==="string"){updateState(machine,_extends({},state,{name:transitions[state.name][action]}))}else if((typeof handler==="undefined"?"undefined":_typeof(handler))==="object"){updateState(machine,(0,_validateState2.default)(handler))}else if(typeof handler==="function"){var response=transitions[state.name][action].apply(machine,[machine.state,payload]);if(response&&typeof response.next==="function"){handleGenerator(machine,response,function(response){updateState(machine,response)})}else{updateState(machine,response)}}return true}module.exports=exports["default"]},{"./constants":1,"./helpers/validateState":5}],4:[function(require,module,exports){"use strict";exports.__esModule=true;exports.default=function(text){return text.toLowerCase().replace(/\W+(.)/g,function(match,chr){return chr.toUpperCase()})};module.exports=exports["default"]},{}],5:[function(require,module,exports){"use strict";exports.__esModule=true;var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj};exports.default=validateState;var _constants=require("../constants");function validateState(state){if(state&&(typeof state==="undefined"?"undefined":_typeof(state))==="object"&&typeof state.name!=="undefined")return state;throw new Error((0,_constants.ERROR_WRONG_STATE_FORMAT)(state))}module.exports=exports["default"]},{"../constants":1}],6:[function(require,module,exports){"use strict";exports.__esModule=true;exports.Machine=undefined;var _createMachine=require("./createMachine");var _createMachine2=_interopRequireDefault(_createMachine);var _constants=require("./constants");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}var MachineFactory=function(){function MachineFactory(){_classCallCheck(this,MachineFactory);this.machines={}}MachineFactory.prototype.create=function create(name,config){return this.machines[name]=(0,_createMachine2.default)(name,config)};MachineFactory.prototype.get=function get(name){if(this.machines[name])return this.machines[name];throw new Error((0,_constants.ERROR_MISSING_MACHINE)(name))};MachineFactory.prototype.flush=function flush(){this.machines=[]};return MachineFactory}();var factory=new MachineFactory;exports.Machine=factory},{"./constants":1,"./createMachine":2}]},{},[6])(6)});

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