Added rpc files

rpc/common.ts

@@ -0,0 +1,33 @@
+/**
+ * https://discord.com/developers/docs/topics/opcodes-and-status-codes#rpc-rpc-error-codes
+ */
+export enum RPCErrorCodes {
+	UnknownError = 1000,
+	InvalidPayload = 4000,
+	InvalidCommand = 4002,
+	InvalidGuild,
+	InvalidEvent,
+	InvalidChannel,
+	InvalidPermissions,
+	InvalidClientId,
+	InvalidOrigin,
+	InvalidToken,
+	InvalidUser,
+	OAuth2Error = 5000,
+	SelectChannelTimedOut,
+	GetGuildTimedOut,
+	SelectVoiceForceRequired,
+	CaptureShortcutAlreadyListening,
+}
+
+/**
+ * https://discord.com/developers/docs/topics/opcodes-and-status-codes#rpc-rpc-close-event-codes
+ */
+export enum RPCCloseEventCodes {
+	InvalidClientId = 4000,
+	InvalidOrigin,
+	RateLimited,
+	TokenRevoked,
+	InvalidVersion,
+	InvalidEncoding,
+}

rpc/index.ts

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+// This file exports all the types available in the recommended API version
+// Thereby, things MAY break in the future. Try sticking to imports from a specific version
+
+export * from './v9';

rpc/v9.ts

@@ -0,0 +1 @@
+export * from './common';