socket.io-parser - npm Package Compare versions

Comparing version 4.2.4 to 4.2.5

build/cjs/binary.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.reconstructPacket = exports.deconstructPacket = void 0;
+exports.deconstructPacket = deconstructPacket;
+exports.reconstructPacket = reconstructPacket;
 const is_binary_js_1 = require("./is-binary.js");
@@ -20,3 +21,2 @@ /**
 }
-exports.deconstructPacket = deconstructPacket;
 function _deconstructPacket(data, buffers) {
@@ -61,3 +61,2 @@ if (!data)
 }
-exports.reconstructPacket = reconstructPacket;
 function _reconstructPacket(data, buffers) {
@@ -64,0 +63,0 @@ if (!data)

build/cjs/index.d.ts

@@ -90,2 +90,3 @@ import { Emitter } from "@socket.io/component-emitter";
 }
+export declare function isPacketValid(packet: Packet): boolean;
 export {};

build/cjs/index.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.Decoder = exports.Encoder = exports.PacketType = exports.protocol = void 0;
+exports.isPacketValid = isPacketValid;
 const component_emitter_1 = require("@socket.io/component-emitter");
@@ -13,7 +14,7 @@ const binary_js_1 = require("./binary.js");
 const RESERVED_EVENTS = [
-    "connect",
-    "connect_error",
-    "disconnect",
-    "disconnecting",
-    "newListener",
+    "connect", // used on the client side
+    "connect_error", // used on the client side
+    "disconnect", // used on both sides
+    "disconnecting", // used on the server side
+    "newListener", // used by the Node.js EventEmitter
     "removeListener", // used by the Node.js EventEmitter
@@ -36,3 +37,3 @@ ];
     PacketType[PacketType["BINARY_ACK"] = 6] = "BINARY_ACK";
-})(PacketType = exports.PacketType || (exports.PacketType = {}));
+})(PacketType || (exports.PacketType = PacketType = {}));
 /**
@@ -113,6 +114,2 @@ * A socket.io Encoder instance
 exports.Encoder = Encoder;
-// see https://stackoverflow.com/questions/8511281/check-if-a-value-is-an-object-in-javascript
-function isObject(value) {
-    return Object.prototype.toString.call(value) === "[object Object]";
-}
 /**
@@ -325,1 +322,42 @@ * A socket.io Decoder instance
 }
+function isNamespaceValid(nsp) {
+    return typeof nsp === "string";
+}
+// see https://caniuse.com/mdn-javascript_builtins_number_isinteger
+const isInteger = Number.isInteger ||
+    function (value) {
+        return (typeof value === "number" &&
+            isFinite(value) &&
+            Math.floor(value) === value);
+    };
+function isAckIdValid(id) {
+    return id === undefined || isInteger(id);
+}
+// see https://stackoverflow.com/questions/8511281/check-if-a-value-is-an-object-in-javascript
+function isObject(value) {
+    return Object.prototype.toString.call(value) === "[object Object]";
+}
+function isDataValid(type, payload) {
+    switch (type) {
+        case PacketType.CONNECT:
+            return payload === undefined || isObject(payload);
+        case PacketType.DISCONNECT:
+            return payload === undefined;
+        case PacketType.EVENT:
+            return (Array.isArray(payload) &&
+                (typeof payload[0] === "number" ||
+                    (typeof payload[0] === "string" &&
+                        RESERVED_EVENTS.indexOf(payload[0]) === -1)));
+        case PacketType.ACK:
+            return Array.isArray(payload);
+        case PacketType.CONNECT_ERROR:
+            return typeof payload === "string" || isObject(payload);
+        default:
+            return false;
+    }
+}
+function isPacketValid(packet) {
+    return (isNamespaceValid(packet.nsp) &&
+        isAckIdValid(packet.id) &&
+        isDataValid(packet.type, packet.data));
+}

build/cjs/is-binary.d.ts

@@ -7,2 +7,2 @@ /**
 export declare function isBinary(obj: any): boolean;
-export declare function hasBinary(obj: any, toJSON?: boolean): any;
+export declare function hasBinary(obj: any, toJSON?: boolean): boolean;

build/cjs/is-binary.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.hasBinary = exports.isBinary = void 0;
+exports.isBinary = isBinary;
+exports.hasBinary = hasBinary;
 const withNativeArrayBuffer = typeof ArrayBuffer === "function";
@@ -27,3 +28,2 @@ const isView = (obj) => {
 }
-exports.isBinary = isBinary;
 function hasBinary(obj, toJSON) {
@@ -56,2 +56,1 @@ if (!obj || typeof obj !== "object") {
 }
-exports.hasBinary = hasBinary;

build/esm-debug/index.d.ts

@@ -90,2 +90,3 @@ import { Emitter } from "@socket.io/component-emitter";
 }
+export declare function isPacketValid(packet: Packet): boolean;
 export {};

build/esm-debug/index.js

@@ -10,7 +10,7 @@ import { Emitter } from "@socket.io/component-emitter";
 const RESERVED_EVENTS = [
-    "connect",
-    "connect_error",
-    "disconnect",
-    "disconnecting",
-    "newListener",
+    "connect", // used on the client side
+    "connect_error", // used on the client side
+    "disconnect", // used on both sides
+    "disconnecting", // used on the server side
+    "newListener", // used by the Node.js EventEmitter
     "removeListener", // used by the Node.js EventEmitter
@@ -108,6 +108,2 @@ ];
 }
-// see https://stackoverflow.com/questions/8511281/check-if-a-value-is-an-object-in-javascript
-function isObject(value) {
-    return Object.prototype.toString.call(value) === "[object Object]";
-}
 /**
@@ -319,1 +315,42 @@ * A socket.io Decoder instance
 }
+function isNamespaceValid(nsp) {
+    return typeof nsp === "string";
+}
+// see https://caniuse.com/mdn-javascript_builtins_number_isinteger
+const isInteger = Number.isInteger ||
+    function (value) {
+        return (typeof value === "number" &&
+            isFinite(value) &&
+            Math.floor(value) === value);
+    };
+function isAckIdValid(id) {
+    return id === undefined || isInteger(id);
+}
+// see https://stackoverflow.com/questions/8511281/check-if-a-value-is-an-object-in-javascript
+function isObject(value) {
+    return Object.prototype.toString.call(value) === "[object Object]";
+}
+function isDataValid(type, payload) {
+    switch (type) {
+        case PacketType.CONNECT:
+            return payload === undefined || isObject(payload);
+        case PacketType.DISCONNECT:
+            return payload === undefined;
+        case PacketType.EVENT:
+            return (Array.isArray(payload) &&
+                (typeof payload[0] === "number" ||
+                    (typeof payload[0] === "string" &&
+                        RESERVED_EVENTS.indexOf(payload[0]) === -1)));
+        case PacketType.ACK:
+            return Array.isArray(payload);
+        case PacketType.CONNECT_ERROR:
+            return typeof payload === "string" || isObject(payload);
+        default:
+            return false;
+    }
+}
+export function isPacketValid(packet) {
+    return (isNamespaceValid(packet.nsp) &&
+        isAckIdValid(packet.id) &&
+        isDataValid(packet.type, packet.data));
+}

build/esm-debug/is-binary.d.ts

@@ -7,2 +7,2 @@ /**
 export declare function isBinary(obj: any): boolean;
-export declare function hasBinary(obj: any, toJSON?: boolean): any;
+export declare function hasBinary(obj: any, toJSON?: boolean): boolean;

build/esm/index.d.ts

@@ -90,2 +90,3 @@ import { Emitter } from "@socket.io/component-emitter";
 }
+export declare function isPacketValid(packet: Packet): boolean;
 export {};

build/esm/index.js

@@ -8,7 +8,7 @@ import { Emitter } from "@socket.io/component-emitter";
 const RESERVED_EVENTS = [
-    "connect",
-    "connect_error",
-    "disconnect",
-    "disconnecting",
-    "newListener",
+    "connect", // used on the client side
+    "connect_error", // used on the client side
+    "disconnect", // used on both sides
+    "disconnecting", // used on the server side
+    "newListener", // used by the Node.js EventEmitter
     "removeListener", // used by the Node.js EventEmitter
@@ -104,6 +104,2 @@ ];
 }
-// see https://stackoverflow.com/questions/8511281/check-if-a-value-is-an-object-in-javascript
-function isObject(value) {
-    return Object.prototype.toString.call(value) === "[object Object]";
-}
 /**
@@ -314,1 +310,42 @@ * A socket.io Decoder instance
 }
+function isNamespaceValid(nsp) {
+    return typeof nsp === "string";
+}
+// see https://caniuse.com/mdn-javascript_builtins_number_isinteger
+const isInteger = Number.isInteger ||
+    function (value) {
+        return (typeof value === "number" &&
+            isFinite(value) &&
+            Math.floor(value) === value);
+    };
+function isAckIdValid(id) {
+    return id === undefined || isInteger(id);
+}
+// see https://stackoverflow.com/questions/8511281/check-if-a-value-is-an-object-in-javascript
+function isObject(value) {
+    return Object.prototype.toString.call(value) === "[object Object]";
+}
+function isDataValid(type, payload) {
+    switch (type) {
+        case PacketType.CONNECT:
+            return payload === undefined || isObject(payload);
+        case PacketType.DISCONNECT:
+            return payload === undefined;
+        case PacketType.EVENT:
+            return (Array.isArray(payload) &&
+                (typeof payload[0] === "number" ||
+                    (typeof payload[0] === "string" &&
+                        RESERVED_EVENTS.indexOf(payload[0]) === -1)));
+        case PacketType.ACK:
+            return Array.isArray(payload);
+        case PacketType.CONNECT_ERROR:
+            return typeof payload === "string" || isObject(payload);
+        default:
+            return false;
+    }
+}
+export function isPacketValid(packet) {
+    return (isNamespaceValid(packet.nsp) &&
+        isAckIdValid(packet.id) &&
+        isDataValid(packet.type, packet.data));
+}

build/esm/is-binary.d.ts

@@ -7,2 +7,2 @@ /**
 export declare function isBinary(obj: any): boolean;
-export declare function hasBinary(obj: any, toJSON?: boolean): any;
+export declare function hasBinary(obj: any, toJSON?: boolean): boolean;

LICENSE

 (The MIT License)
 
-Copyright (c) 2014 Guillermo Rauch <[e-mail]>
+Copyright (c) 2014-present Guillermo Rauch and Socket.IO contributors
 
@@ -5,0 +5,0 @@ Permission is hereby granted, free of charge, to any person obtaining a copy of

package.json

 {
   "name": "socket.io-parser",
-  "version": "4.2.4",
+  "version": "4.2.5",
   "description": "socket.io protocol parser",
+  "homepage": "https://github.com/socketio/socket.io/tree/main/packages/socket.io-client#readme",
   "repository": {
     "type": "git",
-    "url": "https://github.com/socketio/socket.io-parser.git"
+    "url": "git+https://github.com/socketio/socket.io.git"
   },
+  "bugs": {
+    "url": "https://github.com/socketio/socket.io/issues"
+  },
   "files": [
@@ -18,2 +22,3 @@ "build/"
       "node": "./build/esm-debug/index.js",
+      "development": "./build/esm-debug/index.js",
       "default": "./build/esm/index.js"
@@ -25,23 +30,4 @@ },
     "@socket.io/component-emitter": "~3.1.0",
-    "debug": "~4.3.1"
+    "debug": "~4.4.1"
   },
-  "devDependencies": {
-    "@babel/core": "~7.9.6",
-    "@babel/preset-env": "~7.9.6",
-    "@babel/register": "^7.18.9",
-    "@types/debug": "^4.1.5",
-    "@types/node": "^14.11.1",
-    "@wdio/cli": "^7.26.0",
-    "@wdio/local-runner": "^7.26.0",
-    "@wdio/mocha-framework": "^7.26.0",
-    "@wdio/sauce-service": "^7.26.0",
-    "@wdio/spec-reporter": "^7.26.0",
-    "benchmark": "2.1.2",
-    "expect.js": "0.3.1",
-    "mocha": "^10.1.0",
-    "prettier": "^2.1.2",
-    "rimraf": "^3.0.2",
-    "typescript": "^4.0.3",
-    "wdio-geckodriver-service": "^4.0.0"
-  },
   "scripts": {
@@ -48,0 +34,0 @@ "compile": "rimraf ./build && tsc && tsc -p tsconfig.esm.json && ./postcompile.sh",

New alerts

AI-detected potential code anomaly

Supply chain risk

AI has identified unusual behaviors that may pose a security risk.

Fixed alerts

No bug tracker

Maintenance

Package does not have a linked bug tracker in package.json.

No website

Quality

Package does not have a website.

Improved metrics

Total package byte prevSize

62558

6.94%

Dev dependency count

0

-100%

Lines of code

1821

6.62%

Number of low maintenance alerts

1

-50%

Number of low quality alerts

0

-100%

Worsened metrics

Number of low supply chain risk alerts

2

100%

Dependency changes

• + Added

  debug@4.4.3
  (transitive)

• - Removed

  debug@4.3.7
  (transitive)

• Updated

  debug@~4.4.1