feat: 同步 socket.io 上游代码

Signed-off-by: MiaoWoo <admin@yumc.pw>

packages/websocket/src/engine.io-parser/decodePacket.ts

@@ -1,60 +1,60 @@
 import {
-    ERROR_PACKET,
-    PACKET_TYPES_REVERSE,
-    Packet,
-    BinaryType,
-    RawData
-} from "./commons.js"
+  ERROR_PACKET,
+  PACKET_TYPES_REVERSE,
+  Packet,
+  BinaryType,
+  RawData
+} from "./commons.js";
 
 const decodePacket = (
-    encodedPacket: RawData,
-    binaryType?: BinaryType
+  encodedPacket: RawData,
+  binaryType?: BinaryType
 ): Packet => {
-    if (typeof encodedPacket !== "string") {
-        return {
-            type: "message",
-            data: mapBinary(encodedPacket, binaryType)
-        }
-    }
-    const type = encodedPacket.charAt(0)
-    if (type === "b") {
-        const buffer = Buffer.from(encodedPacket.substring(1), "base64")
-        return {
-            type: "message",
-            data: mapBinary(buffer, binaryType)
-        }
-    }
-    if (!PACKET_TYPES_REVERSE[type]) {
-        return ERROR_PACKET
-    }
-    return encodedPacket.length > 1
-        ? {
-            type: PACKET_TYPES_REVERSE[type],
-            data: encodedPacket.substring(1)
-        }
-        : {
-            type: PACKET_TYPES_REVERSE[type]
-        }
-}
+  if (typeof encodedPacket !== "string") {
+    return {
+      type: "message",
+      data: mapBinary(encodedPacket, binaryType)
+    };
+  }
+  const type = encodedPacket.charAt(0);
+  if (type === "b") {
+    const buffer = Buffer.from(encodedPacket.substring(1), "base64");
+    return {
+      type: "message",
+      data: mapBinary(buffer, binaryType)
+    };
+  }
+  if (!PACKET_TYPES_REVERSE[type]) {
+    return ERROR_PACKET;
+  }
+  return encodedPacket.length > 1
+    ? {
+        type: PACKET_TYPES_REVERSE[type],
+        data: encodedPacket.substring(1)
+      }
+    : {
+        type: PACKET_TYPES_REVERSE[type]
+      };
+};
 
 const mapBinary = (data: RawData, binaryType?: BinaryType) => {
-    const isBuffer = Buffer.isBuffer(data)
-    switch (binaryType) {
-        case "arraybuffer":
-            return isBuffer ? toArrayBuffer(data) : data
-        case "nodebuffer":
-        default:
-            return data // assuming the data is already a Buffer
-    }
-}
+  const isBuffer = Buffer.isBuffer(data);
+  switch (binaryType) {
+    case "arraybuffer":
+      return isBuffer ? toArrayBuffer(data) : data;
+    case "nodebuffer":
+    default:
+      return data; // assuming the data is already a Buffer
+  }
+};
 
 const toArrayBuffer = (buffer: Buffer): ArrayBuffer => {
-    const arrayBuffer = new ArrayBuffer(buffer.length)
-    const view = new Uint8Array(arrayBuffer)
-    for (let i = 0; i < buffer.length; i++) {
-        view[i] = buffer[i]
-    }
-    return arrayBuffer
-}
+  const arrayBuffer = new ArrayBuffer(buffer.length);
+  const view = new Uint8Array(arrayBuffer);
+  for (let i = 0; i < buffer.length; i++) {
+    view[i] = buffer[i];
+  }
+  return arrayBuffer;
+};
 
-export default decodePacket
+export default decodePacket;