6916573836

Committed 18 Nov 2023 10:14PM UTC coverage: 89.543% (+0.02%) from 89.522%

Build # 6916573836

Build Type

push

github

Committed by

web-flow

Commit Message

feat(.nvmrc, package.json, package-lock.json, test-coverage-actions.yml): add support for Node 20 (#49)

Add support for Node 20, which is now LTS

fix #48

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75.21

/src/queueFsm.js

const machina = require('machina');
const format = require('util').format;
const Monologue = require('node-monologue');
Monologue.mixInto(machina.Fsm);
const log = require('./log.js')('rabbot.queue');
const defer = require('./defer');

/* log
  * `rabbot.queue`
    * `debug`
      * release called
    * `info`
      * subscription started
      * queue released
    * `warn`
      * queue released with pending messages
*/

function unhandle (handlers) {
  handlers.forEach((handle) =>
    handle.unsubscribe()
  );
}

const Factory = function (options, connection, topology, serializers, queueFn) {
  // allows us to optionally provide a mock
  queueFn = queueFn || require('./amqp/queue');

  const Fsm = machina.Fsm.extend({
    name: options.name,
    uniqueName: options.uniqueName,
    responseSubscriptions: {},
    signalSubscription: undefined,
    subscribed: false,
    subscriber: undefined,
    purger: undefined,
    unsubscribers: [],
    releasers: [],

    _define: function (queue) {
      const onError = function (err) {
        this.failedWith = err;
        this.transition('failed');
      }.bind(this);
      const onDefined = function (defined) {
        if (!this.name) {
          this.name = defined.queue;
          options.name = defined.queue;
          queue.messages.changeName(this.name);
          topology.renameQueue(defined.queue);
        }
        this.transition('ready');
      }.bind(this);
      queue.define()
        .then(onDefined, onError);
    },

    _listen: function (queue) {
      const handlers = [];
      const emit = this.emit.bind(this);

      const unsubscriber = function () {
        return queue.unsubscribe();
      };

      const onPurge = function (messageCount) {
        log.info(`Purged ${messageCount} queue ${options.name} - ${connection.name}`);
        this.handle('purged', messageCount);
      }.bind(this);

      const purger = function () {
        return queue
          .purge()
          .then(onPurge)
          .catch(function (err) {
            emit('purgeFailed', err);
          });
      };

      const onSubscribe = function () {
        log.info('Subscription to (%s) queue %s - %s started with consumer tag %s',
          options.noAck ? 'untracked' : 'tracked',
          options.name,
          connection.name,
          queue.channel.tag);
        this.unsubscribers.push(unsubscriber);
        this.handle('subscribed');
      }.bind(this);

      const subscriber = function (exclusive) {
        return queue
          .subscribe(!!exclusive)
          .then(onSubscribe)
          .catch(function (err) {
            emit('subscribeFailed', err);
          });
      };

      const releaser = function (closed) {
        // remove handlers established on queue
        unhandle(handlers);
        if (queue && queue.getMessageCount() > 0) {
          log.warn('!!! Queue %s - %s was released with %d pending messages !!!',
            options.name, connection.name, queue.getMessageCount());
        } else if (queue) {
          log.info('Released queue %s - %s', options.name, connection.name);
        }

        if (!closed) {
          queue.release()
            .then(function () {
              this.handle('released');
            }.bind(this));
        }
      }.bind(this);

      this.subscriber = subscriber;
      this.releasers.push(releaser);
      this.purger = purger;

      handlers.push(queue.channel.on('acquired', function () {
        this._define(queue);
      }.bind(this))
      );
      handlers.push(queue.channel.on('released', function () {
        this.handle('released', queue);
      }.bind(this))
      );
      handlers.push(queue.channel.on('closed', function () {
        this.handle('closed', queue);
      }.bind(this))
      );
      handlers.push(connection.on('unreachable', function (err) {
        err = err || new Error('Could not establish a connection to any known nodes.');
        this.handle('unreachable', queue);
      }.bind(this))
      );

      if (options.subscribe) {
        this.handle('subscribe');
      }
    },

    _release: function (closed) {
      const release = this.releasers.shift();
      if (release) {
        release(closed);
      } else {
        return Promise.resolve();
      }
    },

    check: function () {
      const deferred = defer();
      this.handle('check', deferred);
      return deferred.promise;
    },

    purge: function () {
      return new Promise(function (resolve, reject) {
        let _handlers = null;
        function cleanResolve (result) {
          unhandle(_handlers);
          resolve(result);
        }
        function cleanReject (err) {
          unhandle(_handlers);
          this.transition('failed');
          reject(err);
        }
        _handlers = [
          this.once('purged', cleanResolve),
          this.once('purgeFailed', cleanReject.bind(this)),
          this.once('failed', cleanReject.bind(this))
        ];
        this.handle('purge');
      }.bind(this));
    },

    reconnect: function () {
      if (/releas/.test(this.state)) {
        this.transition('initializing');
      }
      return this.check();
    },

    release: function () {
      return new Promise(function (resolve, reject) {
        let _handlers = null;
        function cleanResolve () {
          unhandle(_handlers);
          resolve();
        }
        function cleanReject (err) {
          unhandle(_handlers);
          reject(err);
        }
        _handlers = [
          this.once('released', cleanResolve),
          this.once('failed', cleanReject),
          this.once('unreachable', cleanReject),
          this.once('noqueue', cleanResolve)
        ];
        this.handle('release');
      }.bind(this));
    },

    retry: function () {
      this.transition('initializing');
    },

    subscribe: function (exclusive) {
      options.subscribe = true;
      options.exclusive = exclusive;
      return new Promise(function (resolve, reject) {
        let _handlers = null;
        function cleanResolve () {
          unhandle(_handlers);
          resolve();
        }
        function cleanReject (err) {
          unhandle(_handlers);
          this.transition('failed');
          reject(err);
        }
        _handlers = [
          this.once('subscribed', cleanResolve),
          this.once('subscribeFailed', cleanReject.bind(this)),
          this.once('failed', cleanReject.bind(this))
        ];
        this.handle('subscribe');
      }.bind(this));
    },

    unsubscribe: function () {
      options.subscribe = false;
      const unsubscriber = this.unsubscribers.shift();
      if (unsubscriber) {
        return unsubscriber();
      } else {
        return Promise.reject(new Error('No active subscription presently exists on the queue'));
      }
    },

    initialState: 'initializing',
    states: {
      closed: {
        _onEnter: function () {
          this.subscribed = false;
          this._release(true);
          this.emit('closed');
        },
        check: function () {
          this.deferUntilTransition('ready');
          this.transition('initializing');
        },
        purge: function () {
          this.deferUntilTransition('ready');
        },
        subscribe: function () {
          this.deferUntilTransition('ready');
        }
      },
      failed: {
        _onEnter: function () {
          this.subscribed = false;
          this.emit('failed', this.failedWith);
        },
        check: function (deferred) {
          if (deferred) {
            deferred.reject(this.failedWith);
          }
          this.emit('failed', this.failedWith);
        },
        release: function (queue) {
          if (queue) {
            this._removeHandlers();
            queue.release()
              .then(function () {
                this.handle('released', queue);
              });
          }
        },
        released: function () {
          this.transition('released');
        },
        purge: function () {
          this.emit('purgeFailed', this.failedWith);
        },
        subscribe: function () {
          this.emit('subscribeFailed', this.failedWith);
        }
      },
      initializing: {
        _onEnter: function () {
          queueFn(options, topology, serializers)
            .then(
              queue => {
                this.lastQueue = queue;
                this.handle('acquired', queue);
              },
              err => {
                this.failedWith = err;
                this.transition('failed');
              }
            );
        },
        acquired: function (queue) {
          this.receivedMessages = queue.messages;
          this._define(queue);
          this._listen(queue);
        },
        check: function () {
          this.deferUntilTransition('ready');
        },
        release: function () {
          this.deferUntilTransition('ready');
        },
        closed: function () {
          this.deferUntilTransition('ready');
        },
        purge: function () {
          this.deferUntilTransition('ready');
        },
        subscribe: function () {
          this.deferUntilTransition('ready');
        }
      },
      ready: {
        _onEnter: function () {
          this.emit('defined');
        },
        check: function (deferred) {
          deferred.resolve();
        },
        closed: function () {
          this.transition('closed');
        },
        purge: function () {
          if (this.purger) {
            this.transition('purging');
            return this.purger();
          }
        },
        release: function () {
          this.transition('releasing');
          this.handle('release');
        },
        released: function () {
          this._release(true);
          this.transition('initializing');
        },
        subscribe: function () {
          if (this.subscriber) {
            this.deferAndTransition('subscribing');
            return this.subscriber();
          }
        }
      },
      purging: {
        closed: function () {
          this.transition('closed');
        },
        purged: function () {
          this.deferAndTransition('purged');
        },
        release: function () {
          this.transition('releasing');
          this.handle('release');
        },
        released: function () {
          this._release(true);
          this.transition('initializing');
        },
        subscribe: function () {
          this.deferUntilTransition('subscribed');
        }
      },
      purged: {
        check: function (deferred) {
          deferred.resolve();
        },
        closed: function () {
          this.transition('closed');
        },
        release: function () {
          this.transition('releasing');
          this.handle('release');
        },
        released: function () {
          this._release(true);
          this.transition('initializing');
        },
        purged: function (result) {
          this.emit('purged', result);
          if (this.subscribed && this.subscriber) {
            this.subscribe()
              .then(
                null,
                () => {
                  this.subscribed = false;
                }
              );
          } else {
            this.transition('ready');
          }
        },
        subscribe: function () {
          this.deferAndTransition('ready');
        }
      },
      releasing: {
        release: function () {
          this._release(false);
        },
        released: function () {
          this.transition('released');
        }
      },
      released: {
        _onEnter: function () {
          this.subscribed = false;
          this.emit('released');
        },
        check: function (deferred) {
          deferred.reject(new Error(format("Cannot establish queue '%s' after intentionally closing its connection", this.name)));
        },
        purge: function () {
          this.emit('purgeFailed', new Error(format("Cannot purge to queue '%s' after intentionally closing its connection", this.name)));
        },
        release: function () {
          this.emit('released');
        },
        subscribe: function () {
          this.emit('subscribeFailed', new Error(format("Cannot subscribe to queue '%s' after intentionally closing its connection", this.name)));
        }
      },
      subscribing: {
        closed: function () {
          this.transition('closed');
        },
        purge: function () {
          this.deferUntilTransition('ready');
        },
        release: function () {
          this.transition('releasing');
          this.handle('release');
        },
        released: function () {
          this._release(true);
          this.transition('initializing');
        },
        subscribe: function () {
          this.transition('subscribed');
        }
      },
      subscribed: {
        check: function (deferred) {
          deferred.resolve();
        },
        closed: function () {
          this.transition('closed');
        },
        purge: function () {
          this.deferUntilTransition('ready');
          this.transition('ready');
        },
        release: function () {
          this.transition('releasing');
          this.handle('release');
        },
        released: function () {
          this._release(true);
          this.transition('initializing');
        },
        subscribed: function () {
          this.subscribed = true;
          this.emit('subscribed', {});
        }
      },
      unreachable: {
        check: function (deferred) {
          deferred.reject(new Error(format("Cannot establish queue '%s' when no nodes can be reached", this.name)));
        },
        purge: function () {
          this.emit('purgeFailed', new Error(format("Cannot purge queue '%s' when no nodes can be reached", this.name)));
        },
        subscribe: function (sub) {
          this.emit('subscribeFailed', new Error(format("Cannot subscribe to queue '%s' when no nodes can be reached", this.name)));
        }
      }
    }
  });

  const fsm = new Fsm();
  connection.addQueue(fsm);
  return fsm;
};

module.exports = Factory;

1	const machina = require('machina');	4✔
2	const format = require('util').format;	4✔
3	const Monologue = require('node-monologue');	4✔
4	Monologue.mixInto(machina.Fsm);	4✔
5	const log = require('./log.js')('rabbot.queue');	4✔
6	const defer = require('./defer');	4✔
7
8	/* log
9	* `rabbot.queue`
10	* `debug`
11	* release called
12	* `info`
13	* subscription started
14	* queue released
15	* `warn`
16	* queue released with pending messages
17	*/
18
19	function unhandle (handlers) {
20	handlers.forEach((handle) =>	612✔
21	handle.unsubscribe()	2,404✔
22	);
23	}
24
25	const Factory = function (options, connection, topology, serializers, queueFn) {	4✔
26	// allows us to optionally provide a mock
27	queueFn = queueFn \|\| require('./amqp/queue');	312✔
28
29	const Fsm = machina.Fsm.extend({	312✔
30	name: options.name,
31	uniqueName: options.uniqueName,
32	responseSubscriptions: {},
33	signalSubscription: undefined,
34	subscribed: false,
35	subscriber: undefined,
36	purger: undefined,
37	unsubscribers: [],
38	releasers: [],
39
40	_define: function (queue) {
41	const onError = function (err) {	25,376✔
42	this.failedWith = err;	25,079✔
43	this.transition('failed');	25,079✔
44	}.bind(this);
45	const onDefined = function (defined) {	25,376✔
46	if (!this.name) {	296✔
47	this.name = defined.queue;	4✔
48	options.name = defined.queue;	4✔
49	queue.messages.changeName(this.name);	4✔
50	topology.renameQueue(defined.queue);	4✔
51	}
52	this.transition('ready');	296✔
53	}.bind(this);
54	queue.define()	25,376✔
55	.then(onDefined, onError);
56	},
57
58	_listen: function (queue) {
59	const handlers = [];	304✔
60	const emit = this.emit.bind(this);	304✔
61
62	const unsubscriber = function () {	304✔
63	return queue.unsubscribe();	4✔
64	};
65
66	const onPurge = function (messageCount) {	304✔
67	log.info(`Purged ${messageCount} queue ${options.name} - ${connection.name}`);	16✔
68	this.handle('purged', messageCount);	16✔
69	}.bind(this);
70
71	const purger = function () {	304✔
72	return queue	16✔
73	.purge()
74	.then(onPurge)
75	.catch(function (err) {
76	emit('purgeFailed', err);	×
77	});
78	};
79
80	const onSubscribe = function () {	304✔
81	log.info('Subscription to (%s) queue %s - %s started with consumer tag %s',	292✔
82	options.noAck ? 'untracked' : 'tracked',	292✔
83	options.name,
84	connection.name,
85	queue.channel.tag);
86	this.unsubscribers.push(unsubscriber);	292✔
87	this.handle('subscribed');	292✔
88	}.bind(this);
89
90	const subscriber = function (exclusive) {	304✔
91	return queue	293✔
92	.subscribe(!!exclusive)
93	.then(onSubscribe)
94	.catch(function (err) {
95	emit('subscribeFailed', err);	1✔
96	});
97	};
98
99	const releaser = function (closed) {	304✔
100	// remove handlers established on queue
101	unhandle(handlers);	280✔
102	if (queue && queue.getMessageCount() > 0) {	280✔
103	log.warn('!!! Queue %s - %s was released with %d pending messages !!!',	124✔
104	options.name, connection.name, queue.getMessageCount());
105	} else if (queue) {	156!
106	log.info('Released queue %s - %s', options.name, connection.name);	156✔
107	}
108
109	if (!closed) {	280✔
110	queue.release()	276✔
111	.then(function () {
112	this.handle('released');	276✔
113	}.bind(this));
114	}
115	}.bind(this);
116
117	this.subscriber = subscriber;	304✔
118	this.releasers.push(releaser);	304✔
119	this.purger = purger;	304✔
120
121	handlers.push(queue.channel.on('acquired', function () {	304✔
122	this._define(queue);	25,072✔
123	}.bind(this))
124	);
125	handlers.push(queue.channel.on('released', function () {	304✔
126	this.handle('released', queue);	×
127	}.bind(this))
128	);
129	handlers.push(queue.channel.on('closed', function () {	304✔
130	this.handle('closed', queue);	4✔
131	}.bind(this))
132	);
133	handlers.push(connection.on('unreachable', function (err) {	304✔
134	err = err \|\| new Error('Could not establish a connection to any known nodes.');	×
135	this.handle('unreachable', queue);	×
136	}.bind(this))
137	);
138
139	if (options.subscribe) {	304✔
140	this.handle('subscribe');	280✔
141	}
142	},
143
144	_release: function (closed) {
145	const release = this.releasers.shift();	284✔
146	if (release) {	284✔
147	release(closed);	280✔
148	} else {
149	return Promise.resolve();	4✔
150	}
151	},
152
153	check: function () {
154	const deferred = defer();	112✔
155	this.handle('check', deferred);	112✔
156	return deferred.promise;	112✔
157	},
158
159	purge: function () {
160	return new Promise(function (resolve, reject) {	20✔
161	let _handlers = null;	20✔
162	function cleanResolve (result) {
163	unhandle(_handlers);	16✔
164	resolve(result);	16✔
165	}
166	function cleanReject (err) {
167	unhandle(_handlers);	4✔
168	this.transition('failed');	4✔
169	reject(err);	4✔
170	}
171	_handlers = [	20✔
172	this.once('purged', cleanResolve),
173	this.once('purgeFailed', cleanReject.bind(this)),
174	this.once('failed', cleanReject.bind(this))
175	];
176	this.handle('purge');	20✔
177	}.bind(this));
178	},
179
180	reconnect: function () {
181	if (/releas/.test(this.state)) {	96!
182	this.transition('initializing');	×
183	}
184	return this.check();	96✔
185	},
186
187	release: function () {
188	return new Promise(function (resolve, reject) {	288✔
189	let _handlers = null;	288✔
190	function cleanResolve () {
191	unhandle(_handlers);	288✔
192	resolve();	288✔
193	}
194	function cleanReject (err) {
195	unhandle(_handlers);	×
196	reject(err);	×
197	}
198	_handlers = [	288✔
199	this.once('released', cleanResolve),
200	this.once('failed', cleanReject),
201	this.once('unreachable', cleanReject),
202	this.once('noqueue', cleanResolve)
203	];
204	this.handle('release');	288✔
205	}.bind(this));
206	},
207
208	retry: function () {
209	this.transition('initializing');	×
210	},
211
212	subscribe: function (exclusive) {
213	options.subscribe = true;	28✔
214	options.exclusive = exclusive;	28✔
215	return new Promise(function (resolve, reject) {	28✔
216	let _handlers = null;	28✔
217	function cleanResolve () {
218	unhandle(_handlers);	20✔
219	resolve();	20✔
220	}
221	function cleanReject (err) {
222	unhandle(_handlers);	4✔
223	this.transition('failed');	4✔
224	reject(err);	4✔
225	}
226	_handlers = [	28✔
227	this.once('subscribed', cleanResolve),
228	this.once('subscribeFailed', cleanReject.bind(this)),
229	this.once('failed', cleanReject.bind(this))
230	];
231	this.handle('subscribe');	28✔
232	}.bind(this));
233	},
234
235	unsubscribe: function () {
236	options.subscribe = false;	4✔
237	const unsubscriber = this.unsubscribers.shift();	4✔
238	if (unsubscriber) {	4!
239	return unsubscriber();	4✔
240	} else {
241	return Promise.reject(new Error('No active subscription presently exists on the queue'));	×
242	}
243	},
244
245	initialState: 'initializing',
246	states: {
247	closed: {
248	_onEnter: function () {
249	this.subscribed = false;	4✔
250	this._release(true);	4✔
251	this.emit('closed');	4✔
252	},
253	check: function () {
254	this.deferUntilTransition('ready');	4✔
255	this.transition('initializing');	4✔
256	},
257	purge: function () {
258	this.deferUntilTransition('ready');	×
259	},
260	subscribe: function () {
261	this.deferUntilTransition('ready');	×
262	}
263	},
264	failed: {
265	_onEnter: function () {
266	this.subscribed = false;	8✔
267	this.emit('failed', this.failedWith);	8✔
268	},
269	check: function (deferred) {
270	if (deferred) {	4!
271	deferred.reject(this.failedWith);	4✔
272	}
273	this.emit('failed', this.failedWith);	4✔
274	},
275	release: function (queue) {
276	if (queue) {	×
277	this._removeHandlers();	×
278	queue.release()	×
279	.then(function () {
280	this.handle('released', queue);	×
281	});
282	}
283	},
284	released: function () {
285	this.transition('released');	×
286	},
287	purge: function () {
288	this.emit('purgeFailed', this.failedWith);	4✔
289	},
290	subscribe: function () {
291	this.emit('subscribeFailed', this.failedWith);	4✔
292	}
293	},
294	initializing: {
295	_onEnter: function () {
296	queueFn(options, topology, serializers)	316✔
297	.then(
298	queue => {
299	this.lastQueue = queue;	304✔
300	this.handle('acquired', queue);	304✔
301	},
302	err => {
303	this.failedWith = err;	×
304	this.transition('failed');	×
305	}
306	);
307	},
308	acquired: function (queue) {
309	this.receivedMessages = queue.messages;	304✔
310	this._define(queue);	304✔
311	this._listen(queue);	304✔
312	},
313	check: function () {
314	this.deferUntilTransition('ready');	96✔
315	},
316	release: function () {
317	this.deferUntilTransition('ready');	4✔
318	},
319	closed: function () {
320	this.deferUntilTransition('ready');	×
321	},
322	purge: function () {
323	this.deferUntilTransition('ready');	×
324	},
325	subscribe: function () {
326	this.deferUntilTransition('ready');	280✔
327	}
328	},
329	ready: {
330	_onEnter: function () {
331	this.emit('defined');	324✔
332	},
333	check: function (deferred) {
334	deferred.resolve();	97✔
335	},
336	closed: function () {
337	this.transition('closed');	×
338	},
339	purge: function () {
340	if (this.purger) {	16!
341	this.transition('purging');	16✔
342	return this.purger();	16✔
343	}
344	},
345	release: function () {
346	this.transition('releasing');	15✔
347	this.handle('release');	15✔
348	},
349	released: function () {
350	this._release(true);	×
351	this.transition('initializing');	×
352	},
353	subscribe: function () {
354	if (this.subscriber) {	293!
355	this.deferAndTransition('subscribing');	293✔
356	return this.subscriber();	293✔
357	}
358	}
359	},
360	purging: {
361	closed: function () {
362	this.transition('closed');	×
363	},
364	purged: function () {
365	this.deferAndTransition('purged');	16✔
366	},
367	release: function () {
368	this.transition('releasing');	×
369	this.handle('release');	×
370	},
371	released: function () {
372	this._release(true);	×
373	this.transition('initializing');	×
374	},
375	subscribe: function () {
376	this.deferUntilTransition('subscribed');	×
377	}
378	},
379	purged: {
380	check: function (deferred) {
381	deferred.resolve();	×
382	},
383	closed: function () {
384	this.transition('closed');	×
385	},
386	release: function () {
387	this.transition('releasing');	×
388	this.handle('release');	×
389	},
390	released: function () {
391	this._release(true);	×
392	this.transition('initializing');	×
393	},
394	purged: function (result) {
395	this.emit('purged', result);	16✔
396	if (this.subscribed && this.subscriber) {	16✔
397	this.subscribe()	12✔
398	.then(
399	null,
400	() => {
401	this.subscribed = false;	×
402	}
403	);
404	} else {
405	this.transition('ready');	4✔
406	}
407	},
408	subscribe: function () {
409	this.deferAndTransition('ready');	12✔
410	}
411	},
412	releasing: {
413	release: function () {
414	this._release(false);	280✔
415	},
416	released: function () {
417	this.transition('released');	276✔
418	}
419	},
420	released: {
421	_onEnter: function () {
422	this.subscribed = false;	276✔
423	this.emit('released');	276✔
424	},
425	check: function (deferred) {
426	deferred.reject(new Error(format("Cannot establish queue '%s' after intentionally closing its connection", this.name)));	4✔
427	},
428	purge: function () {
429	this.emit('purgeFailed', new Error(format("Cannot purge to queue '%s' after intentionally closing its connection", this.name)));	×
430	},
431	release: function () {
432	this.emit('released');	8✔
433	},
434	subscribe: function () {
435	this.emit('subscribeFailed', new Error(format("Cannot subscribe to queue '%s' after intentionally closing its connection", this.name)));	×
436	}
437	},
438	subscribing: {
439	closed: function () {
440	this.transition('closed');	×
441	},
442	purge: function () {
443	this.deferUntilTransition('ready');	×
444	},
445	release: function () {
446	this.transition('releasing');	×
447	this.handle('release');	×
448	},
449	released: function () {
450	this._release(true);	×
451	this.transition('initializing');	×
452	},
453	subscribe: function () {
454	this.transition('subscribed');	293✔
455	}
456	},
457	subscribed: {
458	check: function (deferred) {
459	deferred.resolve();	7✔
460	},
461	closed: function () {
462	this.transition('closed');	4✔
463	},
464	purge: function () {
465	this.deferUntilTransition('ready');	12✔
466	this.transition('ready');	12✔
467	},
468	release: function () {
469	this.transition('releasing');	261✔
470	this.handle('release');	261✔
471	},
472	released: function () {
473	this._release(true);	×
474	this.transition('initializing');	×
475	},
476	subscribed: function () {
477	this.subscribed = true;	292✔
478	this.emit('subscribed', {});	292✔
479	}
480	},
481	unreachable: {
482	check: function (deferred) {
483	deferred.reject(new Error(format("Cannot establish queue '%s' when no nodes can be reached", this.name)));	×
484	},
485	purge: function () {
486	this.emit('purgeFailed', new Error(format("Cannot purge queue '%s' when no nodes can be reached", this.name)));	×
487	},
488	subscribe: function (sub) {
489	this.emit('subscribeFailed', new Error(format("Cannot subscribe to queue '%s' when no nodes can be reached", this.name)));	×
490	}
491	}
492	}
493	});
494
495	const fsm = new Fsm();	312✔
496	connection.addQueue(fsm);	312✔
497	return fsm;	312✔
498	};
499
500	module.exports = Factory;	4✔

Foo-Foo-MQ / foo-foo-mq / 6916573836

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