Initial commit (by create-cloudflare CLI)

1 files changed, 475 insertions, 0 deletions

diff --git a/node_modules/rollup-plugin-node-polyfills/polyfills/events.js b/node_modules/rollup-plugin-node-polyfills/polyfills/events.js
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+++ b/node_modules/rollup-plugin-node-polyfills/polyfills/events.js
@@ -0,0 +1,475 @@
+'use strict';
+
+var domain;
+
+// This constructor is used to store event handlers. Instantiating this is
+// faster than explicitly calling `Object.create(null)` to get a "clean" empty
+// object (tested with v8 v4.9).
+function EventHandlers() {}
+EventHandlers.prototype = Object.create(null);
+
+function EventEmitter() {
+  EventEmitter.init.call(this);
+}
+export default EventEmitter;
+export {EventEmitter};
+
+// nodejs oddity
+// require('events') === require('events').EventEmitter
+EventEmitter.EventEmitter = EventEmitter
+
+EventEmitter.usingDomains = false;
+
+EventEmitter.prototype.domain = undefined;
+EventEmitter.prototype._events = undefined;
+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.
+EventEmitter.defaultMaxListeners = 10;
+
+EventEmitter.init = function() {
+  this.domain = null;
+  if (EventEmitter.usingDomains) {
+    // if there is an active domain, then attach to it.
+    if (domain.active && !(this instanceof domain.Domain)) {
+      this.domain = domain.active;
+    }
+  }
+
+  if (!this._events || this._events === Object.getPrototypeOf(this)._events) {
+    this._events = new EventHandlers();
+    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 || isNaN(n))
+    throw new TypeError('"n" argument must be a positive number');
+  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);
+};
+
+// These standalone emit* functions are used to optimize calling of event
+// handlers for fast cases because emit() itself often has a variable number of
+// arguments and can be deoptimized because of that. These functions always have
+// the same number of arguments and thus do not get deoptimized, so the code
+// inside them can execute faster.
+function emitNone(handler, isFn, self) {
+  if (isFn)
+    handler.call(self);
+  else {
+    var len = handler.length;
+    var listeners = arrayClone(handler, len);
+    for (var i = 0; i < len; ++i)
+      listeners[i].call(self);
+  }
+}
+function emitOne(handler, isFn, self, arg1) {
+  if (isFn)
+    handler.call(self, arg1);
+  else {
+    var len = handler.length;
+    var listeners = arrayClone(handler, len);
+    for (var i = 0; i < len; ++i)
+      listeners[i].call(self, arg1);
+  }
+}
+function emitTwo(handler, isFn, self, arg1, arg2) {
+  if (isFn)
+    handler.call(self, arg1, arg2);
+  else {
+    var len = handler.length;
+    var listeners = arrayClone(handler, len);
+    for (var i = 0; i < len; ++i)
+      listeners[i].call(self, arg1, arg2);
+  }
+}
+function emitThree(handler, isFn, self, arg1, arg2, arg3) {
+  if (isFn)
+    handler.call(self, arg1, arg2, arg3);
+  else {
+    var len = handler.length;
+    var listeners = arrayClone(handler, len);
+    for (var i = 0; i < len; ++i)
+      listeners[i].call(self, arg1, arg2, arg3);
+  }
+}
+
+function emitMany(handler, isFn, self, args) {
+  if (isFn)
+    handler.apply(self, args);
+  else {
+    var len = handler.length;
+    var listeners = arrayClone(handler, len);
+    for (var i = 0; i < len; ++i)
+      listeners[i].apply(self, args);
+  }
+}
+
+EventEmitter.prototype.emit = function emit(type) {
+  var er, handler, len, args, i, events, domain;
+  var needDomainExit = false;
+  var doError = (type === 'error');
+
+  events = this._events;
+  if (events)
+    doError = (doError && events.error == null);
+  else if (!doError)
+    return false;
+
+  domain = this.domain;
+
+  // If there is no 'error' event listener then throw.
+  if (doError) {
+    er = arguments[1];
+    if (domain) {
+      if (!er)
+        er = new Error('Uncaught, unspecified "error" event');
+      er.domainEmitter = this;
+      er.domain = domain;
+      er.domainThrown = false;
+      domain.emit('error', er);
+    } else if (er instanceof Error) {
+      throw er; // Unhandled 'error' event
+    } else {
+      // At least give some kind of context to the user
+      var err = new Error('Uncaught, unspecified "error" event. (' + er + ')');
+      err.context = er;
+      throw err;
+    }
+    return false;
+  }
+
+  handler = events[type];
+
+  if (!handler)
+    return false;
+
+  var isFn = typeof handler === 'function';
+  len = arguments.length;
+  switch (len) {
+    // fast cases
+    case 1:
+      emitNone(handler, isFn, this);
+      break;
+    case 2:
+      emitOne(handler, isFn, this, arguments[1]);
+      break;
+    case 3:
+      emitTwo(handler, isFn, this, arguments[1], arguments[2]);
+      break;
+    case 4:
+      emitThree(handler, isFn, this, arguments[1], arguments[2], arguments[3]);
+      break;
+    // slower
+    default:
+      args = new Array(len - 1);
+      for (i = 1; i < len; i++)
+        args[i - 1] = arguments[i];
+      emitMany(handler, isFn, this, args);
+  }
+
+  if (needDomainExit)
+    domain.exit();
+
+  return true;
+};
+
+function _addListener(target, type, listener, prepend) {
+  var m;
+  var events;
+  var existing;
+
+  if (typeof listener !== 'function')
+    throw new TypeError('"listener" argument must be a function');
+
+  events = target._events;
+  if (!events) {
+    events = target._events = new EventHandlers();
+    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) {
+      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) {
+    // 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];
+    } else {
+      // If we've already got an array, just append.
+      if (prepend) {
+        existing.unshift(listener);
+      } else {
+        existing.push(listener);
+      }
+    }
+
+    // Check for listener leak
+    if (!existing.warned) {
+      m = $getMaxListeners(target);
+      if (m && m > 0 && existing.length > m) {
+        existing.warned = true;
+        var w = new Error('Possible EventEmitter memory leak detected. ' +
+                            existing.length + ' ' + type + ' listeners added. ' +
+                            'Use emitter.setMaxListeners() to increase limit');
+        w.name = 'MaxListenersExceededWarning';
+        w.emitter = target;
+        w.type = type;
+        w.count = existing.length;
+        emitWarning(w);
+      }
+    }
+  }
+
+  return target;
+}
+function emitWarning(e) {
+  typeof console.warn === 'function' ? console.warn(e) : console.log(e);
+}
+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 _onceWrap(target, type, listener) {
+  var fired = false;
+  function g() {
+    target.removeListener(type, g);
+    if (!fired) {
+      fired = true;
+      listener.apply(target, arguments);
+    }
+  }
+  g.listener = listener;
+  return g;
+}
+
+EventEmitter.prototype.once = function once(type, listener) {
+  if (typeof listener !== 'function')
+    throw new TypeError('"listener" argument must be a function');
+  this.on(type, _onceWrap(this, type, listener));
+  return this;
+};
+
+EventEmitter.prototype.prependOnceListener =
+    function prependOnceListener(type, listener) {
+      if (typeof listener !== 'function')
+        throw new TypeError('"listener" argument must be a function');
+      this.prependListener(type, _onceWrap(this, type, listener));
+      return this;
+    };
+
+// emits a 'removeListener' event iff the listener was removed
+EventEmitter.prototype.removeListener =
+    function removeListener(type, listener) {
+      var list, events, position, i, originalListener;
+
+      if (typeof listener !== 'function')
+        throw new TypeError('"listener" argument must be a function');
+
+      events = this._events;
+      if (!events)
+        return this;
+
+      list = events[type];
+      if (!list)
+        return this;
+
+      if (list === listener || (list.listener && list.listener === listener)) {
+        if (--this._eventsCount === 0)
+          this._events = new EventHandlers();
+        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; i-- > 0;) {
+          if (list[i] === listener ||
+              (list[i].listener && list[i].listener === listener)) {
+            originalListener = list[i].listener;
+            position = i;
+            break;
+          }
+        }
+
+        if (position < 0)
+          return this;
+
+        if (list.length === 1) {
+          list[0] = undefined;
+          if (--this._eventsCount === 0) {
+            this._events = new EventHandlers();
+            return this;
+          } else {
+            delete events[type];
+          }
+        } else {
+          spliceOne(list, position);
+        }
+
+        if (events.removeListener)
+          this.emit('removeListener', type, originalListener || listener);
+      }
+
+      return this;
+    };
+
+EventEmitter.prototype.removeAllListeners =
+    function removeAllListeners(type) {
+      var listeners, events;
+
+      events = this._events;
+      if (!events)
+        return this;
+
+      // not listening for removeListener, no need to emit
+      if (!events.removeListener) {
+        if (arguments.length === 0) {
+          this._events = new EventHandlers();
+          this._eventsCount = 0;
+        } else if (events[type]) {
+          if (--this._eventsCount === 0)
+            this._events = new EventHandlers();
+          else
+            delete events[type];
+        }
+        return this;
+      }
+
+      // emit removeListener for all listeners on all events
+      if (arguments.length === 0) {
+        var keys = Object.keys(events);
+        for (var i = 0, key; i < keys.length; ++i) {
+          key = keys[i];
+          if (key === 'removeListener') continue;
+          this.removeAllListeners(key);
+        }
+        this.removeAllListeners('removeListener');
+        this._events = new EventHandlers();
+        this._eventsCount = 0;
+        return this;
+      }
+
+      listeners = events[type];
+
+      if (typeof listeners === 'function') {
+        this.removeListener(type, listeners);
+      } else if (listeners) {
+        // LIFO order
+        do {
+          this.removeListener(type, listeners[listeners.length - 1]);
+        } while (listeners[0]);
+      }
+
+      return this;
+    };
+
+EventEmitter.prototype.listeners = function listeners(type) {
+  var evlistener;
+  var ret;
+  var events = this._events;
+
+  if (!events)
+    ret = [];
+  else {
+    evlistener = events[type];
+    if (!evlistener)
+      ret = [];
+    else if (typeof evlistener === 'function')
+      ret = [evlistener.listener || evlistener];
+    else
+      ret = unwrapListeners(evlistener);
+  }
+
+  return ret;
+};
+
+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) {
+    var evlistener = events[type];
+
+    if (typeof evlistener === 'function') {
+      return 1;
+    } else if (evlistener) {
+      return evlistener.length;
+    }
+  }
+
+  return 0;
+}
+
+EventEmitter.prototype.eventNames = function eventNames() {
+  return this._eventsCount > 0 ? Reflect.ownKeys(this._events) : [];
+};
+
+// About 1.5x faster than the two-arg version of Array#splice().
+function spliceOne(list, index) {
+  for (var i = index, k = i + 1, n = list.length; k < n; i += 1, k += 1)
+    list[i] = list[k];
+  list.pop();
+}
+
+function arrayClone(arr, i) {
+  var copy = new Array(i);
+  while (i--)
+    copy[i] = arr[i];
+  return copy;
+}
+
+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;
+}