diff options
Diffstat (limited to 'includes/external/matrix/node_modules/events/events.js')
-rw-r--r-- | includes/external/matrix/node_modules/events/events.js | 497 |
1 files changed, 0 insertions, 497 deletions
diff --git a/includes/external/matrix/node_modules/events/events.js b/includes/external/matrix/node_modules/events/events.js deleted file mode 100644 index 34b69a0..0000000 --- a/includes/external/matrix/node_modules/events/events.js +++ /dev/null @@ -1,497 +0,0 @@ -// Copyright Joyent, Inc. and other Node contributors. -// -// Permission is hereby granted, free of charge, to any person obtaining a -// copy of this software and associated documentation files (the -// "Software"), to deal in the Software without restriction, including -// without limitation the rights to use, copy, modify, merge, publish, -// distribute, sublicense, and/or sell copies of the Software, and to permit -// persons to whom the Software is furnished to do so, subject to the -// following conditions: -// -// The above copyright notice and this permission notice shall be included -// in all copies or substantial portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN -// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, -// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR -// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE -// USE OR OTHER DEALINGS IN THE SOFTWARE. - -'use strict'; - -var R = typeof Reflect === 'object' ? Reflect : null -var ReflectApply = R && typeof R.apply === 'function' - ? R.apply - : function ReflectApply(target, receiver, args) { - return Function.prototype.apply.call(target, receiver, args); - } - -var ReflectOwnKeys -if (R && typeof R.ownKeys === 'function') { - ReflectOwnKeys = R.ownKeys -} else if (Object.getOwnPropertySymbols) { - ReflectOwnKeys = function ReflectOwnKeys(target) { - return Object.getOwnPropertyNames(target) - .concat(Object.getOwnPropertySymbols(target)); - }; -} else { - ReflectOwnKeys = function ReflectOwnKeys(target) { - return Object.getOwnPropertyNames(target); - }; -} - -function ProcessEmitWarning(warning) { - if (console && console.warn) console.warn(warning); -} - -var NumberIsNaN = Number.isNaN || function NumberIsNaN(value) { - return value !== value; -} - -function EventEmitter() { - EventEmitter.init.call(this); -} -module.exports = EventEmitter; -module.exports.once = once; - -// Backwards-compat with node 0.10.x -EventEmitter.EventEmitter = EventEmitter; - -EventEmitter.prototype._events = undefined; -EventEmitter.prototype._eventsCount = 0; -EventEmitter.prototype._maxListeners = undefined; - -// By default EventEmitters will print a warning if more than 10 listeners are -// added to it. This is a useful default which helps finding memory leaks. -var defaultMaxListeners = 10; - -function checkListener(listener) { - if (typeof listener !== 'function') { - throw new TypeError('The "listener" argument must be of type Function. Received type ' + typeof listener); - } -} - -Object.defineProperty(EventEmitter, 'defaultMaxListeners', { - enumerable: true, - get: function() { - return defaultMaxListeners; - }, - set: function(arg) { - if (typeof arg !== 'number' || arg < 0 || NumberIsNaN(arg)) { - throw new RangeError('The value of "defaultMaxListeners" is out of range. It must be a non-negative number. Received ' + arg + '.'); - } - defaultMaxListeners = arg; - } -}); - -EventEmitter.init = function() { - - if (this._events === undefined || - this._events === Object.getPrototypeOf(this)._events) { - this._events = Object.create(null); - this._eventsCount = 0; - } - - this._maxListeners = this._maxListeners || undefined; -}; - -// Obviously not all Emitters should be limited to 10. This function allows -// that to be increased. Set to zero for unlimited. -EventEmitter.prototype.setMaxListeners = function setMaxListeners(n) { - if (typeof n !== 'number' || n < 0 || NumberIsNaN(n)) { - throw new RangeError('The value of "n" is out of range. It must be a non-negative number. Received ' + n + '.'); - } - this._maxListeners = n; - return this; -}; - -function _getMaxListeners(that) { - if (that._maxListeners === undefined) - return EventEmitter.defaultMaxListeners; - return that._maxListeners; -} - -EventEmitter.prototype.getMaxListeners = function getMaxListeners() { - return _getMaxListeners(this); -}; - -EventEmitter.prototype.emit = function emit(type) { - var args = []; - for (var i = 1; i < arguments.length; i++) args.push(arguments[i]); - var doError = (type === 'error'); - - var events = this._events; - if (events !== undefined) - doError = (doError && events.error === undefined); - else if (!doError) - return false; - - // If there is no 'error' event listener then throw. - if (doError) { - var er; - if (args.length > 0) - er = args[0]; - if (er instanceof Error) { - // Note: The comments on the `throw` lines are intentional, they show - // up in Node's output if this results in an unhandled exception. - throw er; // Unhandled 'error' event - } - // At least give some kind of context to the user - var err = new Error('Unhandled error.' + (er ? ' (' + er.message + ')' : '')); - err.context = er; - throw err; // Unhandled 'error' event - } - - var handler = events[type]; - - if (handler === undefined) - return false; - - if (typeof handler === 'function') { - ReflectApply(handler, this, args); - } else { - var len = handler.length; - var listeners = arrayClone(handler, len); - for (var i = 0; i < len; ++i) - ReflectApply(listeners[i], this, args); - } - - return true; -}; - -function _addListener(target, type, listener, prepend) { - var m; - var events; - var existing; - - checkListener(listener); - - events = target._events; - if (events === undefined) { - events = target._events = Object.create(null); - target._eventsCount = 0; - } else { - // To avoid recursion in the case that type === "newListener"! Before - // adding it to the listeners, first emit "newListener". - if (events.newListener !== undefined) { - target.emit('newListener', type, - listener.listener ? listener.listener : listener); - - // Re-assign `events` because a newListener handler could have caused the - // this._events to be assigned to a new object - events = target._events; - } - existing = events[type]; - } - - if (existing === undefined) { - // Optimize the case of one listener. Don't need the extra array object. - existing = events[type] = listener; - ++target._eventsCount; - } else { - if (typeof existing === 'function') { - // Adding the second element, need to change to array. - existing = events[type] = - prepend ? [listener, existing] : [existing, listener]; - // If we've already got an array, just append. - } else if (prepend) { - existing.unshift(listener); - } else { - existing.push(listener); - } - - // Check for listener leak - m = _getMaxListeners(target); - if (m > 0 && existing.length > m && !existing.warned) { - existing.warned = true; - // No error code for this since it is a Warning - // eslint-disable-next-line no-restricted-syntax - var w = new Error('Possible EventEmitter memory leak detected. ' + - existing.length + ' ' + String(type) + ' listeners ' + - 'added. Use emitter.setMaxListeners() to ' + - 'increase limit'); - w.name = 'MaxListenersExceededWarning'; - w.emitter = target; - w.type = type; - w.count = existing.length; - ProcessEmitWarning(w); - } - } - - return target; -} - -EventEmitter.prototype.addListener = function addListener(type, listener) { - return _addListener(this, type, listener, false); -}; - -EventEmitter.prototype.on = EventEmitter.prototype.addListener; - -EventEmitter.prototype.prependListener = - function prependListener(type, listener) { - return _addListener(this, type, listener, true); - }; - -function onceWrapper() { - if (!this.fired) { - this.target.removeListener(this.type, this.wrapFn); - this.fired = true; - if (arguments.length === 0) - return this.listener.call(this.target); - return this.listener.apply(this.target, arguments); - } -} - -function _onceWrap(target, type, listener) { - var state = { fired: false, wrapFn: undefined, target: target, type: type, listener: listener }; - var wrapped = onceWrapper.bind(state); - wrapped.listener = listener; - state.wrapFn = wrapped; - return wrapped; -} - -EventEmitter.prototype.once = function once(type, listener) { - checkListener(listener); - this.on(type, _onceWrap(this, type, listener)); - return this; -}; - -EventEmitter.prototype.prependOnceListener = - function prependOnceListener(type, listener) { - checkListener(listener); - this.prependListener(type, _onceWrap(this, type, listener)); - return this; - }; - -// Emits a 'removeListener' event if and only if the listener was removed. -EventEmitter.prototype.removeListener = - function removeListener(type, listener) { - var list, events, position, i, originalListener; - - checkListener(listener); - - events = this._events; - if (events === undefined) - return this; - - list = events[type]; - if (list === undefined) - return this; - - if (list === listener || list.listener === listener) { - if (--this._eventsCount === 0) - this._events = Object.create(null); - else { - delete events[type]; - if (events.removeListener) - this.emit('removeListener', type, list.listener || listener); - } - } else if (typeof list !== 'function') { - position = -1; - - for (i = list.length - 1; i >= 0; i--) { - if (list[i] === listener || list[i].listener === listener) { - originalListener = list[i].listener; - position = i; - break; - } - } - - if (position < 0) - return this; - - if (position === 0) - list.shift(); - else { - spliceOne(list, position); - } - - if (list.length === 1) - events[type] = list[0]; - - if (events.removeListener !== undefined) - this.emit('removeListener', type, originalListener || listener); - } - - return this; - }; - -EventEmitter.prototype.off = EventEmitter.prototype.removeListener; - -EventEmitter.prototype.removeAllListeners = - function removeAllListeners(type) { - var listeners, events, i; - - events = this._events; - if (events === undefined) - return this; - - // not listening for removeListener, no need to emit - if (events.removeListener === undefined) { - if (arguments.length === 0) { - this._events = Object.create(null); - this._eventsCount = 0; - } else if (events[type] !== undefined) { - if (--this._eventsCount === 0) - this._events = Object.create(null); - else - delete events[type]; - } - return this; - } - - // emit removeListener for all listeners on all events - if (arguments.length === 0) { - var keys = Object.keys(events); - var key; - for (i = 0; i < keys.length; ++i) { - key = keys[i]; - if (key === 'removeListener') continue; - this.removeAllListeners(key); - } - this.removeAllListeners('removeListener'); - this._events = Object.create(null); - this._eventsCount = 0; - return this; - } - - listeners = events[type]; - - if (typeof listeners === 'function') { - this.removeListener(type, listeners); - } else if (listeners !== undefined) { - // LIFO order - for (i = listeners.length - 1; i >= 0; i--) { - this.removeListener(type, listeners[i]); - } - } - - return this; - }; - -function _listeners(target, type, unwrap) { - var events = target._events; - - if (events === undefined) - return []; - - var evlistener = events[type]; - if (evlistener === undefined) - return []; - - if (typeof evlistener === 'function') - return unwrap ? [evlistener.listener || evlistener] : [evlistener]; - - return unwrap ? - unwrapListeners(evlistener) : arrayClone(evlistener, evlistener.length); -} - -EventEmitter.prototype.listeners = function listeners(type) { - return _listeners(this, type, true); -}; - -EventEmitter.prototype.rawListeners = function rawListeners(type) { - return _listeners(this, type, false); -}; - -EventEmitter.listenerCount = function(emitter, type) { - if (typeof emitter.listenerCount === 'function') { - return emitter.listenerCount(type); - } else { - return listenerCount.call(emitter, type); - } -}; - -EventEmitter.prototype.listenerCount = listenerCount; -function listenerCount(type) { - var events = this._events; - - if (events !== undefined) { - var evlistener = events[type]; - - if (typeof evlistener === 'function') { - return 1; - } else if (evlistener !== undefined) { - return evlistener.length; - } - } - - return 0; -} - -EventEmitter.prototype.eventNames = function eventNames() { - return this._eventsCount > 0 ? ReflectOwnKeys(this._events) : []; -}; - -function arrayClone(arr, n) { - var copy = new Array(n); - for (var i = 0; i < n; ++i) - copy[i] = arr[i]; - return copy; -} - -function spliceOne(list, index) { - for (; index + 1 < list.length; index++) - list[index] = list[index + 1]; - list.pop(); -} - -function unwrapListeners(arr) { - var ret = new Array(arr.length); - for (var i = 0; i < ret.length; ++i) { - ret[i] = arr[i].listener || arr[i]; - } - return ret; -} - -function once(emitter, name) { - return new Promise(function (resolve, reject) { - function errorListener(err) { - emitter.removeListener(name, resolver); - reject(err); - } - - function resolver() { - if (typeof emitter.removeListener === 'function') { - emitter.removeListener('error', errorListener); - } - resolve([].slice.call(arguments)); - }; - - eventTargetAgnosticAddListener(emitter, name, resolver, { once: true }); - if (name !== 'error') { - addErrorHandlerIfEventEmitter(emitter, errorListener, { once: true }); - } - }); -} - -function addErrorHandlerIfEventEmitter(emitter, handler, flags) { - if (typeof emitter.on === 'function') { - eventTargetAgnosticAddListener(emitter, 'error', handler, flags); - } -} - -function eventTargetAgnosticAddListener(emitter, name, listener, flags) { - if (typeof emitter.on === 'function') { - if (flags.once) { - emitter.once(name, listener); - } else { - emitter.on(name, listener); - } - } else if (typeof emitter.addEventListener === 'function') { - // EventTarget does not have `error` event semantics like Node - // EventEmitters, we do not listen for `error` events here. - emitter.addEventListener(name, function wrapListener(arg) { - // IE does not have builtin `{ once: true }` support so we - // have to do it manually. - if (flags.once) { - emitter.removeEventListener(name, wrapListener); - } - listener(arg); - }); - } else { - throw new TypeError('The "emitter" argument must be of type EventEmitter. Received type ' + typeof emitter); - } -} |