node_modules

node_modules/bottleneck/lib/RedisConnection.js

@@ -0,0 +1,193 @@
+"use strict";
+
+function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
+
+function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
+
+var Events, RedisConnection, Scripts, parser;
+parser = require("./parser");
+Events = require("./Events");
+Scripts = require("./Scripts");
+
+RedisConnection = function () {
+  class RedisConnection {
+    constructor(options = {}) {
+      parser.load(options, this.defaults, this);
+
+      if (this.Redis == null) {
+        this.Redis = eval("require")("redis"); // Obfuscated or else Webpack/Angular will try to inline the optional redis module. To override this behavior: pass the redis module to Bottleneck as the 'Redis' option.
+      }
+
+      if (this.Events == null) {
+        this.Events = new Events(this);
+      }
+
+      this.terminated = false;
+
+      if (this.client == null) {
+        this.client = this.Redis.createClient(this.clientOptions);
+      }
+
+      this.subscriber = this.client.duplicate();
+      this.limiters = {};
+      this.shas = {};
+      this.ready = this.Promise.all([this._setup(this.client, false), this._setup(this.subscriber, true)]).then(() => {
+        return this._loadScripts();
+      }).then(() => {
+        return {
+          client: this.client,
+          subscriber: this.subscriber
+        };
+      });
+    }
+
+    _setup(client, sub) {
+      client.setMaxListeners(0);
+      return new this.Promise((resolve, reject) => {
+        client.on("error", e => {
+          return this.Events.trigger("error", e);
+        });
+
+        if (sub) {
+          client.on("message", (channel, message) => {
+            var ref;
+            return (ref = this.limiters[channel]) != null ? ref._store.onMessage(channel, message) : void 0;
+          });
+        }
+
+        if (client.ready) {
+          return resolve();
+        } else {
+          return client.once("ready", resolve);
+        }
+      });
+    }
+
+    _loadScript(name) {
+      return new this.Promise((resolve, reject) => {
+        var payload;
+        payload = Scripts.payload(name);
+        return this.client.multi([["script", "load", payload]]).exec((err, replies) => {
+          if (err != null) {
+            return reject(err);
+          }
+
+          this.shas[name] = replies[0];
+          return resolve(replies[0]);
+        });
+      });
+    }
+
+    _loadScripts() {
+      return this.Promise.all(Scripts.names.map(k => {
+        return this._loadScript(k);
+      }));
+    }
+
+    __runCommand__(cmd) {
+      var _this = this;
+
+      return _asyncToGenerator(function* () {
+        yield _this.ready;
+        return new _this.Promise((resolve, reject) => {
+          return _this.client.multi([cmd]).exec_atomic(function (err, replies) {
+            if (err != null) {
+              return reject(err);
+            } else {
+              return resolve(replies[0]);
+            }
+          });
+        });
+      })();
+    }
+
+    __addLimiter__(instance) {
+      return this.Promise.all([instance.channel(), instance.channel_client()].map(channel => {
+        return new this.Promise((resolve, reject) => {
+          var handler;
+
+          handler = chan => {
+            if (chan === channel) {
+              this.subscriber.removeListener("subscribe", handler);
+              this.limiters[channel] = instance;
+              return resolve();
+            }
+          };
+
+          this.subscriber.on("subscribe", handler);
+          return this.subscriber.subscribe(channel);
+        });
+      }));
+    }
+
+    __removeLimiter__(instance) {
+      var _this2 = this;
+
+      return this.Promise.all([instance.channel(), instance.channel_client()].map(
+      /*#__PURE__*/
+      function () {
+        var _ref = _asyncToGenerator(function* (channel) {
+          if (!_this2.terminated) {
+            yield new _this2.Promise((resolve, reject) => {
+              return _this2.subscriber.unsubscribe(channel, function (err, chan) {
+                if (err != null) {
+                  return reject(err);
+                }
+
+                if (chan === channel) {
+                  return resolve();
+                }
+              });
+            });
+          }
+
+          return delete _this2.limiters[channel];
+        });
+
+        return function (_x) {
+          return _ref.apply(this, arguments);
+        };
+      }()));
+    }
+
+    __scriptArgs__(name, id, args, cb) {
+      var keys;
+      keys = Scripts.keys(name, id);
+      return [this.shas[name], keys.length].concat(keys, args, cb);
+    }
+
+    __scriptFn__(name) {
+      return this.client.evalsha.bind(this.client);
+    }
+
+    disconnect(flush = true) {
+      var i, k, len, ref;
+      ref = Object.keys(this.limiters);
+
+      for (i = 0, len = ref.length; i < len; i++) {
+        k = ref[i];
+        clearInterval(this.limiters[k]._store.heartbeat);
+      }
+
+      this.limiters = {};
+      this.terminated = true;
+      this.client.end(flush);
+      this.subscriber.end(flush);
+      return this.Promise.resolve();
+    }
+
+  }
+
+  ;
+  RedisConnection.prototype.datastore = "redis";
+  RedisConnection.prototype.defaults = {
+    Redis: null,
+    clientOptions: {},
+    client: null,
+    Promise: Promise,
+    Events: null
+  };
+  return RedisConnection;
+}.call(void 0);
+
+module.exports = RedisConnection;