refactor: app event bus (#6985)

* refactor: app event bus * fix: use messagepack + cleanup * fix: use postcard * fix: lint * fix: import gate * fix: prettierignore + lint * fix: lint * fix: rev
2026-08-31 03:55:59 +00:00 · 2026-08-13 16:33:06 +00:00
parent 5f7493491f
commit 579109a478
93 changed files with 2669 additions and 834 deletions
@@ -0,0 +1,12 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { CommandPayload } from "./CommandPayload";
+import type { FriendPayload } from "./FriendPayload";
+import type { InstallJobSnapshot } from "./InstallJobSnapshot";
+import type { InstanceBulkUpdateProgressPayload } from "./InstanceBulkUpdateProgressPayload";
+import type { InstancePayload } from "./InstancePayload";
+import type { LoadingPayload } from "./LoadingPayload";
+import type { LogPayload } from "./LogPayload";
+import type { ProcessPayload } from "./ProcessPayload";
+import type { WarningPayload } from "./WarningPayload";
+
+export type AppEvent = { "type": "loading", "payload": LoadingPayload } | { "type": "process", "payload": ProcessPayload } | { "type": "instance", "payload": InstancePayload } | { "type": "instance_bulk_update_progress", "payload": InstanceBulkUpdateProgressPayload } | { "type": "install_job", "payload": InstallJobSnapshot } | { "type": "command", "payload": CommandPayload } | { "type": "warning", "payload": WarningPayload } | { "type": "friend", "payload": FriendPayload } | { "type": "notification", "payload": unknown } | { "type": "log", "payload": LogPayload } | { "type": "ads_consent_required", "payload": boolean };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type CommandPayload = { "event": "InstallMod", id: string, } | { "event": "InstallVersion", id: string, } | { "event": "InstallModpack", id: string, } | { "event": "InstallServer", id: string, } | { "event": "LaunchInstance", id: string, server: string | null, singleplayer_world: string | null, } | { "event": "InstallSharedInstanceInvite", invite_id: string, } | { "event": "RunMRPack", path: string, };
@@ -0,0 +1,4 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { FriendStatusPayload } from "./FriendStatusPayload";
+
+export type FriendPayload = { "event": "friend_request", from: string, } | { "event": "user_offline", id: string, } | { "event": "status_update", user_status: FriendStatusPayload, } | { "event": "status_sync" };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type FriendStatusPayload = { user_id: string, profile_name: string | null, last_update: string, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type ImportLauncherType = "MultiMC" | "PrismLauncher" | "ATLauncher" | "GDLauncher" | "Curseforge" | "Unknown";
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstallApiErrorDetails = { error: string, status?: number, method?: string, url?: string, route?: string, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstallErrorContext = { operation: string, source_path?: string, target_path?: string, file_path?: string, entry_path?: string, urls: Array<string>, expected_hash?: string, expected_size?: number, project_id?: string, version_id?: string, minecraft_version?: string, loader?: string, java_version?: number, os?: string, arch?: string, };
@@ -0,0 +1,7 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { InstallApiErrorDetails } from "./InstallApiErrorDetails";
+import type { InstallErrorContext } from "./InstallErrorContext";
+import type { InstallPhaseId } from "./InstallPhaseId";
+import type { SharedInstanceUnavailableReason } from "./SharedInstanceUnavailableReason";
+
+export type InstallErrorView = { code: string, phase?: InstallPhaseId, message: string, reason?: SharedInstanceUnavailableReason, api?: InstallApiErrorDetails, context?: InstallErrorContext, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstallJavaStep = "resolving" | "fetching_metadata" | "downloading" | "extracting" | "validating";
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstallJobDisplay = { title: string, icon: string | null, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstallJobKind = "create_instance" | "create_modpack_instance" | "create_shared_instance" | "import_instance" | "duplicate_instance" | "install_existing_instance" | "install_pack_to_existing_instance" | "update_shared_instance";
@@ -0,0 +1,11 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { InstallErrorView } from "./InstallErrorView";
+import type { InstallJobDisplay } from "./InstallJobDisplay";
+import type { InstallJobKind } from "./InstallJobKind";
+import type { InstallJobStatus } from "./InstallJobStatus";
+import type { InstallPhaseDetails } from "./InstallPhaseDetails";
+import type { InstallPhaseId } from "./InstallPhaseId";
+import type { InstallProgress } from "./InstallProgress";
+import type { InstallTarget } from "./InstallTarget";
+
+export type InstallJobSnapshot = { job_id: string, instance_id: string | null, kind: InstallJobKind, status: InstallJobStatus, target: InstallTarget, phase: InstallPhaseId, progress: InstallProgress | null, details: InstallPhaseDetails, display: InstallJobDisplay | null, error: InstallErrorView | null, rollback_error: InstallErrorView | null, created: string, modified: string, finished: string | null, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstallJobStatus = "queued" | "running" | "succeeded" | "failed" | "interrupted" | "canceled";
@@ -0,0 +1,6 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { ImportLauncherType } from "./ImportLauncherType";
+import type { InstallJavaStep } from "./InstallJavaStep";
+import type { ModLoader } from "./ModLoader";
+
+export type InstallPhaseDetails = { "type": "empty" } | { "type": "instance", name: string, } | { "type": "minecraft", game_version: string, loader: ModLoader, } | { "type": "java", major_version: number, step: InstallJavaStep, } | { "type": "modpack", project_id: string | null, version_id: string | null, title: string | null, } | { "type": "import", launcher_type: ImportLauncherType, instance_folder: string, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstallPhaseId = "preparing_instance" | "resolving_pack" | "downloading_pack_file" | "reading_pack_manifest" | "downloading_content" | "extracting_overrides" | "resolving_minecraft" | "resolving_loader" | "preparing_java" | "downloading_minecraft" | "running_loader_processors" | "finalizing" | "rolling_back";
@@ -0,0 +1,4 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { InstallProgressSecondary } from "./InstallProgressSecondary";
+
+export type InstallProgress = { current: number, total: number, secondary?: InstallProgressSecondary, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstallProgressSecondary = { current: number, total: number, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstallTarget = { "type": "new_instance", instance_id: string | null, } | { "type": "existing_instance", instance_id: string, };
@@ -0,0 +1,4 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { InstanceBulkUpdateProgressStage } from "./InstanceBulkUpdateProgressStage";
+
+export type InstanceBulkUpdateProgressPayload = { instanceId: string, stage: InstanceBulkUpdateProgressStage, current: number, total: number, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstanceBulkUpdateProgressStage = "resolving_versions" | "downloading" | "finishing";
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type InstancePayload = { instance_id: string, } & ({ "event": "created" } | { "event": "synced" } | { "event": "servers_updated" } | { "event": "world_updated", world: string, } | { "event": "server_joined", host: string, port: number, timestamp: string, } | { "event": "edited" } | { "event": "content_install_finished", project_ids: Array<string>, } | { "event": "content_install_failed", project_ids: Array<string>, message: string, } | { "event": "removed" });
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type LoadingBarType = { "type": "legacy_data_migration" } | { "type": "directory_move", old: string, new: string, } | { "type": "java_download", version: number, } | { "type": "pack_file_download", instance_id: string, pack_name: string, icon: string | null, pack_version: string, } | { "type": "pack_download", instance_id: string, pack_name: string, icon: string | null, pack_id: string | null, pack_version: string | null, } | { "type": "minecraft_download", instance_id: string, instance_name: string, } | { "type": "instance_update", instance_id: string, instance_name: string, } | { "type": "zip_extract", instance_id: string, instance_name: string, } | { "type": "config_change", new_path: string, } | { "type": "copy_instance", import_location: string, instance_name: string, } | { "type": "launcher_update", version: string, current_version: string, };
@@ -0,0 +1,4 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { LoadingBarType } from "./LoadingBarType";
+
+export type LoadingPayload = { event: LoadingBarType, loader_uuid: string, fraction: number | null, message: string, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type Log4jEvent = { timestamp_millis: number | null, logger_name: string | null, level: string | null, thread_name: string | null, message: string | null, throwable: string | null, };
@@ -0,0 +1,4 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { Log4jEvent } from "./Log4jEvent";
+
+export type LogPayload = { instance_id: string, } & ({ "type": "log4j" } & Log4jEvent | { "type": "legacy", message: string, });
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type ModLoader = "vanilla" | "forge" | "fabric" | "quilt" | "neoforge";
@@ -0,0 +1,4 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { ProcessPayloadType } from "./ProcessPayloadType";
+
+export type ProcessPayload = { instance_id: string, uuid: string, event: ProcessPayloadType, message: string, };
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type ProcessPayloadType = "launched" | "finished";
@@ -0,0 +1,8 @@
+# App event bindings
+
+> [!WARNING]
+> Do not edit the generated TypeScript or Postcard binding files in this directory manually.
+
+The event bus types are determined by the Rust [`AppEvent`](../../../../../packages/app-lib/src/event/mod.rs) contract.
+
+They are regenerated automatically when you run `pnpm app:dev` from the workspace root. Commit any generated changes with the Rust contract change.
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type SharedInstanceUnavailableReason = "deleted" | "access_revoked" | "quarantined";
@@ -0,0 +1,3 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+
+export type WarningPayload = { message: string, };
@@ -0,0 +1,78 @@
+declare type u8 = number
+declare type u16 = number
+declare type u32 = number
+declare type u64 = bigint
+declare type u128 = bigint
+declare type usize = bigint
+declare type i8 = number
+declare type i16 = number
+declare type i32 = number
+declare type i64 = bigint
+declare type i128 = bigint
+declare type isize = bigint
+declare type NonZeroU8 = number
+declare type NonZeroU16 = number
+declare type NonZeroU32 = number
+declare type NonZeroU64 = bigint
+declare type NonZeroU128 = bigint
+declare type NonZeroUsize = bigint
+declare type NonZeroI8 = number
+declare type NonZeroI16 = number
+declare type NonZeroI32 = number
+declare type NonZeroI64 = bigint
+declare type NonZeroI128 = bigint
+declare type NonZeroIsize = bigint
+declare type f32 = number
+declare type f64 = number
+
+declare type ArrayLengthMutationKeys = "splice" | "push" | "pop" | "shift" | "unshift"
+declare type FixedLengthArray<T, L extends number, TObj = [T, ...Array<T>]> =
+    Pick<TObj, Exclude<keyof TObj, ArrayLengthMutationKeys>>
+    & {
+        readonly length: L
+        [ I : number ] : T
+        [Symbol.iterator]: () => IterableIterator<T>
+    }
+
+export type AppEvent = { tag: "loading", value: LoadingPayload } | { tag: "process", value: ProcessPayload } | { tag: "instance", value: InstancePayload } | { tag: "instance_bulk_update_progress", value: InstanceBulkUpdateProgressPayload } | { tag: "install_job", value: InstallJobSnapshot } | { tag: "command", value: CommandPayload } | { tag: "warning", value: WarningPayload } | { tag: "friend", value: FriendPayload } | { tag: "notification", value: string } | { tag: "log", value: LogPayload } | { tag: "ads_consent_required", value: boolean }
+export type LoadingBarType = { tag: "legacy_data_migration" } | { tag: "directory_move", value: { old: string, new: string } } | { tag: "java_download", value: { version: u32 } } | { tag: "pack_file_download", value: { instance_id: string, pack_name: string, icon: string | undefined, pack_version: string } } | { tag: "pack_download", value: { instance_id: string, pack_name: string, icon: string | undefined, pack_id: string | undefined, pack_version: string | undefined } } | { tag: "minecraft_download", value: { instance_id: string, instance_name: string } } | { tag: "instance_update", value: { instance_id: string, instance_name: string } } | { tag: "zip_extract", value: { instance_id: string, instance_name: string } } | { tag: "config_change", value: { new_path: string } } | { tag: "copy_instance", value: { import_location: string, instance_name: string } } | { tag: "launcher_update", value: { version: string, current_version: string } }
+export type LoadingPayload = { event: LoadingBarType, loader_uuid: string, fraction: f64 | undefined, message: string }
+export type WarningPayload = { message: string }
+export type InstanceBulkUpdateProgressPayload = { instanceId: string, stage: InstanceBulkUpdateProgressStage, current: u64, total: u64 }
+export type InstanceBulkUpdateProgressStage = { tag: "resolving_versions" } | { tag: "downloading" } | { tag: "finishing" }
+export type CommandPayload = { tag: "InstallMod", value: { id: string } } | { tag: "InstallVersion", value: { id: string } } | { tag: "InstallModpack", value: { id: string } } | { tag: "InstallServer", value: { id: string } } | { tag: "LaunchInstance", value: { id: string, server: string | undefined, singleplayer_world: string | undefined } } | { tag: "InstallSharedInstanceInvite", value: { invite_id: string } } | { tag: "RunMRPack", value: { path: string } }
+export type ProcessPayload = { instance_id: string, uuid: string, event: ProcessPayloadType, message: string }
+export type ProcessPayloadType = { tag: "launched" } | { tag: "finished" }
+export type InstancePayload = { instance_id: string, event: InstancePayloadType }
+export type InstancePayloadType = { tag: "created" } | { tag: "synced" } | { tag: "servers_updated" } | { tag: "world_updated", value: { world: string } } | { tag: "server_joined", value: { host: string, port: u16, timestamp: string } } | { tag: "edited" } | { tag: "content_install_finished", value: { project_ids: string[] } } | { tag: "content_install_failed", value: { project_ids: string[], message: string } } | { tag: "removed" }
+export type FriendPayload = { tag: "friend_request", value: { from: string } } | { tag: "user_offline", value: { id: string } } | { tag: "status_update", value: { user_status: FriendStatusPayload } } | { tag: "status_sync" }
+export type FriendStatusPayload = { user_id: string, profile_name: string | undefined, last_update: string }
+export type SharedInstanceUnavailableReason = { tag: "deleted" } | { tag: "access_revoked" } | { tag: "quarantined" }
+export type LogEvent = { tag: "log4j", value: Log4jEvent } | { tag: "legacy", value: { message: string } }
+export type LogPayload = { instance_id: string, event: LogEvent }
+export type Log4jEvent = { timestamp_millis: i64 | undefined, logger_name: string | undefined, level: string | undefined, thread_name: string | undefined, message: string | undefined, throwable: string | undefined }
+export type ModLoader = { tag: "vanilla" } | { tag: "forge" } | { tag: "fabric" } | { tag: "quilt" } | { tag: "neoforge" }
+export type InstallJobSnapshot = { job_id: string, instance_id: string | undefined, kind: InstallJobKind, status: InstallJobStatus, target: InstallTarget, phase: InstallPhaseId, progress: InstallProgress | undefined, details: InstallPhaseDetails, display: InstallJobDisplay | undefined, error: InstallErrorView | undefined, rollback_error: InstallErrorView | undefined, created: string, modified: string, finished: string | undefined }
+export type InstallJobKind = { tag: "create_instance" } | { tag: "create_modpack_instance" } | { tag: "create_shared_instance" } | { tag: "import_instance" } | { tag: "duplicate_instance" } | { tag: "install_existing_instance" } | { tag: "install_pack_to_existing_instance" } | { tag: "update_shared_instance" }
+export type InstallJobStatus = { tag: "queued" } | { tag: "running" } | { tag: "succeeded" } | { tag: "failed" } | { tag: "interrupted" } | { tag: "canceled" }
+export type InstallTarget = { tag: "new_instance", value: { instance_id: string | undefined } } | { tag: "existing_instance", value: { instance_id: string } }
+export type InstallPhaseId = { tag: "preparing_instance" } | { tag: "resolving_pack" } | { tag: "downloading_pack_file" } | { tag: "reading_pack_manifest" } | { tag: "downloading_content" } | { tag: "extracting_overrides" } | { tag: "resolving_minecraft" } | { tag: "resolving_loader" } | { tag: "preparing_java" } | { tag: "downloading_minecraft" } | { tag: "running_loader_processors" } | { tag: "finalizing" } | { tag: "rolling_back" }
+export type InstallProgress = { current: u64, total: u64, secondary: InstallProgressSecondary | undefined }
+export type InstallProgressSecondary = { current: u64, total: u64 }
+export type InstallPhaseDetails = { tag: "empty" } | { tag: "instance", value: { name: string } } | { tag: "minecraft", value: { game_version: string, loader: ModLoader } } | { tag: "java", value: { major_version: u32, step: InstallJavaStep } } | { tag: "modpack", value: { project_id: string | undefined, version_id: string | undefined, title: string | undefined } } | { tag: "import", value: { launcher_type: ImportLauncherType, instance_folder: string } }
+export type InstallJavaStep = { tag: "resolving" } | { tag: "fetching_metadata" } | { tag: "downloading" } | { tag: "extracting" } | { tag: "validating" }
+export type InstallJobDisplay = { title: string, icon: string | undefined }
+export type InstallErrorView = { code: string, phase: InstallPhaseId | undefined, message: string, reason: SharedInstanceUnavailableReason | undefined, api: InstallApiErrorDetails | undefined, context: InstallErrorContext | undefined }
+export type InstallApiErrorDetails = { error: string, status: u16 | undefined, method: string | undefined, url: string | undefined, route: string | undefined }
+export type InstallErrorContext = { operation: string, source_path: string | undefined, target_path: string | undefined, file_path: string | undefined, entry_path: string | undefined, urls: string[], expected_hash: string | undefined, expected_size: u64 | undefined, project_id: string | undefined, version_id: string | undefined, minecraft_version: string | undefined, loader: string | undefined, java_version: u32 | undefined, os: string | undefined, arch: string | undefined }
+export type ImportLauncherType = { tag: "MultiMC" } | { tag: "PrismLauncher" } | { tag: "ATLauncher" } | { tag: "GDLauncher" } | { tag: "Curseforge" } | { tag: "Unknown" }
+
+export type Type = "AppEvent" | "LoadingBarType" | "LoadingPayload" | "WarningPayload" | "InstanceBulkUpdateProgressPayload" | "InstanceBulkUpdateProgressStage" | "CommandPayload" | "ProcessPayload" | "ProcessPayloadType" | "InstancePayload" | "InstancePayloadType" | "FriendPayload" | "FriendStatusPayload" | "LogEvent" | "LogPayload" | "Log4jEvent" | "InstallJobSnapshot" | "InstallJobKind" | "InstallJobStatus" | "InstallTarget" | "InstallPhaseId" | "InstallProgress" | "InstallProgressSecondary" | "InstallPhaseDetails" | "InstallJavaStep" | "InstallJobDisplay" | "InstallErrorView" | "InstallApiErrorDetails" | "InstallErrorContext" | "ImportLauncherType" | "ModLoader" | "SharedInstanceUnavailableReason"
+declare type ValueType<T extends Type> = T extends "AppEvent" ? AppEvent : T extends "LoadingBarType" ? LoadingBarType : T extends "LoadingPayload" ? LoadingPayload : T extends "WarningPayload" ? WarningPayload : T extends "InstanceBulkUpdateProgressPayload" ? InstanceBulkUpdateProgressPayload : T extends "InstanceBulkUpdateProgressStage" ? InstanceBulkUpdateProgressStage : T extends "CommandPayload" ? CommandPayload : T extends "ProcessPayload" ? ProcessPayload : T extends "ProcessPayloadType" ? ProcessPayloadType : T extends "InstancePayload" ? InstancePayload : T extends "InstancePayloadType" ? InstancePayloadType : T extends "FriendPayload" ? FriendPayload : T extends "FriendStatusPayload" ? FriendStatusPayload : T extends "LogEvent" ? LogEvent : T extends "LogPayload" ? LogPayload : T extends "Log4jEvent" ? Log4jEvent : T extends "InstallJobSnapshot" ? InstallJobSnapshot : T extends "InstallJobKind" ? InstallJobKind : T extends "InstallJobStatus" ? InstallJobStatus : T extends "InstallTarget" ? InstallTarget : T extends "InstallPhaseId" ? InstallPhaseId : T extends "InstallProgress" ? InstallProgress : T extends "InstallProgressSecondary" ? InstallProgressSecondary : T extends "InstallPhaseDetails" ? InstallPhaseDetails : T extends "InstallJavaStep" ? InstallJavaStep : T extends "InstallJobDisplay" ? InstallJobDisplay : T extends "InstallErrorView" ? InstallErrorView : T extends "InstallApiErrorDetails" ? InstallApiErrorDetails : T extends "InstallErrorContext" ? InstallErrorContext : T extends "ImportLauncherType" ? ImportLauncherType : T extends "ModLoader" ? ModLoader : T extends "SharedInstanceUnavailableReason" ? SharedInstanceUnavailableReason : void
+
+export interface Result<T extends Type> {
+    value: ValueType<T>;
+    bytes: Uint8Array;
+}
+
+export function deserialize<T extends Type>(type: T, bytes: Uint8Array): Result<T>
@@ -0,0 +1,953 @@
+const BITS_PER_BYTE = 8, BITS_PER_VARINT_BYTE = 7, U8_BYTES = 1, U16_BYTES = 2, U32_BYTES = 4, U64_BYTES = 8, U128_BYTES = 16
+
+const de_zig_zag_signed = (n) => (n >> 1n) ^ (-(n & 0b1n))
+const zig_zag = (n_bytes, n) => (n << 1n) ^ (n >> BigInt(n_bytes * BITS_PER_BYTE - 1))
+const varint_max = (n_bytes) => Math.floor((n_bytes * BITS_PER_BYTE + (BITS_PER_BYTE - 1)) / BITS_PER_VARINT_BYTE)
+const max_of_last_byte = (n_bytes) => (1 << (n_bytes * BITS_PER_BYTE) % 7) - 1
+const to_number_if_safe = (n) => Number.MAX_SAFE_INTEGER < ((n < 0n) ? -n : n) ? n : Number(n)
+const varint = (n_bytes, n) => { let value = BigInt(n), out = []; for (let i = 0; i < varint_max(n_bytes); i++) { out.push(Number(value & 0xFFn)); if (value < 128n) { return out } out[i] |= 0x80; value >>= 7n } }
+
+class Deserializer {
+    constructor(bytes_in) { this.bytes = Array.from(bytes_in); }
+    pop_next = () => { const next = this.bytes.shift(); if (next === undefined) { throw "input buffer too small" } return next }
+    pop_n = (n) => { const bytes = Array(); for (let i = 0; i < n; i++) { bytes.push(this.bytes.shift()) } return bytes }
+    get_int8 = (signed) => signed ? new Int8Array([this.pop_next()])[0] : this.pop_next();
+    try_take = (n_bytes) => { let out = 0n, v_max = varint_max(n_bytes); for (let i = 0; i < v_max; i++) { const val = this.pop_next(), carry = BigInt(val & 0x7F); out |= carry << BigInt(7 * i); if ((val & 0x80) === 0) { if (i === v_max - 1 && val > max_of_last_byte(n_bytes)) { throw "Bad Variant" } else return out } } throw "Bad Variant"; }
+    deserialize_bool = () => { const byte = this.pop_next(); return byte === undefined ? undefined : byte > 0 ? true : false }
+    deserialize_number = (n_bytes, signed) => { if (n_bytes === U8_BYTES) { return this.get_int8(signed) } else if (n_bytes === U16_BYTES || n_bytes === U32_BYTES || n_bytes === U64_BYTES || n_bytes === U128_BYTES) { const val = this.try_take(n_bytes); return to_number_if_safe(signed ? de_zig_zag_signed(val) : val) } else { throw "byte count not supported" } }
+    deserialize_number_float = (n_bytes) => { const b_buffer = new ArrayBuffer(n_bytes), b_view = new DataView(b_buffer); this.pop_n(n_bytes).forEach((b, i) => b_view.setUint8(i, b)); if (n_bytes === U32_BYTES) { return b_view.getFloat32(0, true) } else if (n_bytes === U64_BYTES) { return b_view.getFloat64(0, true) } else { throw "byte count not supported" } }
+    deserialize_string = () => new TextDecoder().decode(new Uint8Array(this.pop_n(Number(this.try_take(U32_BYTES)))))
+    deserialize_array = (des, len) => Array.from({length: len === undefined ? Number(this.try_take(U32_BYTES)) : len}, (v, i) => des(this))
+    deserialize_string_key_map = (des) => { return [...Array(Number(this.try_take(U32_BYTES)))].reduce((prev) => { prev[this.deserialize_string()] = des(this); return prev }, {}) }
+    deserialize_map = (des) => { return [...Array(Number(this.try_take(U32_BYTES)))].reduce((prev) => { const d = des(this); prev.set(d[0], d[1]); return prev }, new Map()) }
+    release_bytes = () => { return new Uint8Array(this.bytes); }
+}
+
+function deserialize_APP_EVENT(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "loading",
+            value: deserialize_LOADING_PAYLOAD(d)
+        };
+    case 1:
+        return {
+            tag: "process",
+            value: deserialize_PROCESS_PAYLOAD(d)
+        };
+    case 2:
+        return {
+            tag: "instance",
+            value: deserialize_INSTANCE_PAYLOAD(d)
+        };
+    case 3:
+        return {
+            tag: "instance_bulk_update_progress",
+            value: deserialize_INSTANCE_BULK_UPDATE_PROGRESS_PAYLOAD(d)
+        };
+    case 4:
+        return {
+            tag: "install_job",
+            value: deserialize_INSTALL_JOB_SNAPSHOT(d)
+        };
+    case 5:
+        return {
+            tag: "command",
+            value: deserialize_COMMAND_PAYLOAD(d)
+        };
+    case 6:
+        return {
+            tag: "warning",
+            value: deserialize_WARNING_PAYLOAD(d)
+        };
+    case 7:
+        return {
+            tag: "friend",
+            value: deserialize_FRIEND_PAYLOAD(d)
+        };
+    case 8:
+        return {
+            tag: "notification",
+            value: d.deserialize_string()
+        };
+    case 9:
+        return {
+            tag: "log",
+            value: deserialize_LOG_PAYLOAD(d)
+        };
+    case 10:
+        return {
+            tag: "ads_consent_required",
+            value: d.deserialize_bool()
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_LOADING_BAR_TYPE(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "legacy_data_migration"
+        };
+    case 1:
+        return {
+            tag: "directory_move",
+            value: {
+                old: d.deserialize_string(),
+                new: d.deserialize_string()
+            }
+        };
+    case 2:
+        return {
+            tag: "java_download",
+            value: {
+                version: d.deserialize_number(U32_BYTES, false)
+            }
+        };
+    case 3:
+        return {
+            tag: "pack_file_download",
+            value: {
+                instance_id: d.deserialize_string(),
+                pack_name: d.deserialize_string(),
+                icon: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+                pack_version: d.deserialize_string()
+            }
+        };
+    case 4:
+        return {
+            tag: "pack_download",
+            value: {
+                instance_id: d.deserialize_string(),
+                pack_name: d.deserialize_string(),
+                icon: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+                pack_id: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+                pack_version: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string()
+            }
+        };
+    case 5:
+        return {
+            tag: "minecraft_download",
+            value: {
+                instance_id: d.deserialize_string(),
+                instance_name: d.deserialize_string()
+            }
+        };
+    case 6:
+        return {
+            tag: "instance_update",
+            value: {
+                instance_id: d.deserialize_string(),
+                instance_name: d.deserialize_string()
+            }
+        };
+    case 7:
+        return {
+            tag: "zip_extract",
+            value: {
+                instance_id: d.deserialize_string(),
+                instance_name: d.deserialize_string()
+            }
+        };
+    case 8:
+        return {
+            tag: "config_change",
+            value: {
+                new_path: d.deserialize_string()
+            }
+        };
+    case 9:
+        return {
+            tag: "copy_instance",
+            value: {
+                import_location: d.deserialize_string(),
+                instance_name: d.deserialize_string()
+            }
+        };
+    case 10:
+        return {
+            tag: "launcher_update",
+            value: {
+                version: d.deserialize_string(),
+                current_version: d.deserialize_string()
+            }
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_LOADING_PAYLOAD(d) {
+    return {
+        event: deserialize_LOADING_BAR_TYPE(d),
+        loader_uuid: d.deserialize_string(),
+        fraction: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_number_float(U64_BYTES),
+        message: d.deserialize_string()
+    };
+}
+
+function deserialize_WARNING_PAYLOAD(d) {
+    return {
+        message: d.deserialize_string()
+    };
+}
+
+function deserialize_INSTANCE_BULK_UPDATE_PROGRESS_PAYLOAD(d) {
+    return {
+        instanceId: d.deserialize_string(),
+        stage: deserialize_INSTANCE_BULK_UPDATE_PROGRESS_STAGE(d),
+        current: d.deserialize_number(U64_BYTES, false),
+        total: d.deserialize_number(U64_BYTES, false)
+    };
+}
+
+function deserialize_INSTANCE_BULK_UPDATE_PROGRESS_STAGE(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "resolving_versions"
+        };
+    case 1:
+        return {
+            tag: "downloading"
+        };
+    case 2:
+        return {
+            tag: "finishing"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_COMMAND_PAYLOAD(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "InstallMod",
+            value: {
+                id: d.deserialize_string()
+            }
+        };
+    case 1:
+        return {
+            tag: "InstallVersion",
+            value: {
+                id: d.deserialize_string()
+            }
+        };
+    case 2:
+        return {
+            tag: "InstallModpack",
+            value: {
+                id: d.deserialize_string()
+            }
+        };
+    case 3:
+        return {
+            tag: "InstallServer",
+            value: {
+                id: d.deserialize_string()
+            }
+        };
+    case 4:
+        return {
+            tag: "LaunchInstance",
+            value: {
+                id: d.deserialize_string(),
+                server: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+                singleplayer_world: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string()
+            }
+        };
+    case 5:
+        return {
+            tag: "InstallSharedInstanceInvite",
+            value: {
+                invite_id: d.deserialize_string()
+            }
+        };
+    case 6:
+        return {
+            tag: "RunMRPack",
+            value: {
+                path: d.deserialize_string()
+            }
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_PROCESS_PAYLOAD(d) {
+    return {
+        instance_id: d.deserialize_string(),
+        uuid: d.deserialize_string(),
+        event: deserialize_PROCESS_PAYLOAD_TYPE(d),
+        message: d.deserialize_string()
+    };
+}
+
+function deserialize_PROCESS_PAYLOAD_TYPE(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "launched"
+        };
+    case 1:
+        return {
+            tag: "finished"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_INSTANCE_PAYLOAD(d) {
+    return {
+        instance_id: d.deserialize_string(),
+        event: deserialize_INSTANCE_PAYLOAD_TYPE(d)
+    };
+}
+
+function deserialize_INSTANCE_PAYLOAD_TYPE(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "created"
+        };
+    case 1:
+        return {
+            tag: "synced"
+        };
+    case 2:
+        return {
+            tag: "servers_updated"
+        };
+    case 3:
+        return {
+            tag: "world_updated",
+            value: {
+                world: d.deserialize_string()
+            }
+        };
+    case 4:
+        return {
+            tag: "server_joined",
+            value: {
+                host: d.deserialize_string(),
+                port: d.deserialize_number(U16_BYTES, false),
+                timestamp: d.deserialize_string()
+            }
+        };
+    case 5:
+        return {
+            tag: "edited"
+        };
+    case 6:
+        return {
+            tag: "content_install_finished",
+            value: {
+                project_ids: d.deserialize_array(() => d.deserialize_string())
+            }
+        };
+    case 7:
+        return {
+            tag: "content_install_failed",
+            value: {
+                project_ids: d.deserialize_array(() => d.deserialize_string()),
+                message: d.deserialize_string()
+            }
+        };
+    case 8:
+        return {
+            tag: "removed"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_FRIEND_PAYLOAD(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "friend_request",
+            value: {
+                from: d.deserialize_string()
+            }
+        };
+    case 1:
+        return {
+            tag: "user_offline",
+            value: {
+                id: d.deserialize_string()
+            }
+        };
+    case 2:
+        return {
+            tag: "status_update",
+            value: {
+                user_status: deserialize_FRIEND_STATUS_PAYLOAD(d)
+            }
+        };
+    case 3:
+        return {
+            tag: "status_sync"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_FRIEND_STATUS_PAYLOAD(d) {
+    return {
+        user_id: d.deserialize_string(),
+        profile_name: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        last_update: d.deserialize_string()
+    };
+}
+
+function deserialize_LOG_EVENT(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "log4j",
+            value: deserialize_LOG4J_EVENT(d)
+        };
+    case 1:
+        return {
+            tag: "legacy",
+            value: {
+                message: d.deserialize_string()
+            }
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_LOG_PAYLOAD(d) {
+    return {
+        instance_id: d.deserialize_string(),
+        event: deserialize_LOG_EVENT(d)
+    };
+}
+
+function deserialize_LOG4J_EVENT(d) {
+    return {
+        timestamp_millis: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_number(U64_BYTES, true),
+        logger_name: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        level: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        thread_name: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        message: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        throwable: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string()
+    };
+}
+
+function deserialize_INSTALL_JOB_SNAPSHOT(d) {
+    return {
+        job_id: d.deserialize_string(),
+        instance_id: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        kind: deserialize_INSTALL_JOB_KIND(d),
+        status: deserialize_INSTALL_JOB_STATUS(d),
+        target: deserialize_INSTALL_TARGET(d),
+        phase: deserialize_INSTALL_PHASE_ID(d),
+        progress: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : deserialize_INSTALL_PROGRESS(d),
+        details: deserialize_INSTALL_PHASE_DETAILS(d),
+        display: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : deserialize_INSTALL_JOB_DISPLAY(d),
+        error: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : deserialize_INSTALL_ERROR_VIEW(d),
+        rollback_error: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : deserialize_INSTALL_ERROR_VIEW(d),
+        created: d.deserialize_string(),
+        modified: d.deserialize_string(),
+        finished: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string()
+    };
+}
+
+function deserialize_INSTALL_JOB_KIND(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "create_instance"
+        };
+    case 1:
+        return {
+            tag: "create_modpack_instance"
+        };
+    case 2:
+        return {
+            tag: "create_shared_instance"
+        };
+    case 3:
+        return {
+            tag: "import_instance"
+        };
+    case 4:
+        return {
+            tag: "duplicate_instance"
+        };
+    case 5:
+        return {
+            tag: "install_existing_instance"
+        };
+    case 6:
+        return {
+            tag: "install_pack_to_existing_instance"
+        };
+    case 7:
+        return {
+            tag: "update_shared_instance"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_INSTALL_JOB_STATUS(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "queued"
+        };
+    case 1:
+        return {
+            tag: "running"
+        };
+    case 2:
+        return {
+            tag: "succeeded"
+        };
+    case 3:
+        return {
+            tag: "failed"
+        };
+    case 4:
+        return {
+            tag: "interrupted"
+        };
+    case 5:
+        return {
+            tag: "canceled"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_INSTALL_TARGET(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "new_instance",
+            value: {
+                instance_id: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string()
+            }
+        };
+    case 1:
+        return {
+            tag: "existing_instance",
+            value: {
+                instance_id: d.deserialize_string()
+            }
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_INSTALL_PHASE_ID(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "preparing_instance"
+        };
+    case 1:
+        return {
+            tag: "resolving_pack"
+        };
+    case 2:
+        return {
+            tag: "downloading_pack_file"
+        };
+    case 3:
+        return {
+            tag: "reading_pack_manifest"
+        };
+    case 4:
+        return {
+            tag: "downloading_content"
+        };
+    case 5:
+        return {
+            tag: "extracting_overrides"
+        };
+    case 6:
+        return {
+            tag: "resolving_minecraft"
+        };
+    case 7:
+        return {
+            tag: "resolving_loader"
+        };
+    case 8:
+        return {
+            tag: "preparing_java"
+        };
+    case 9:
+        return {
+            tag: "downloading_minecraft"
+        };
+    case 10:
+        return {
+            tag: "running_loader_processors"
+        };
+    case 11:
+        return {
+            tag: "finalizing"
+        };
+    case 12:
+        return {
+            tag: "rolling_back"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_INSTALL_PROGRESS(d) {
+    return {
+        current: d.deserialize_number(U64_BYTES, false),
+        total: d.deserialize_number(U64_BYTES, false),
+        secondary: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : deserialize_INSTALL_PROGRESS_SECONDARY(d)
+    };
+}
+
+function deserialize_INSTALL_PROGRESS_SECONDARY(d) {
+    return {
+        current: d.deserialize_number(U64_BYTES, false),
+        total: d.deserialize_number(U64_BYTES, false)
+    };
+}
+
+function deserialize_INSTALL_PHASE_DETAILS(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "empty"
+        };
+    case 1:
+        return {
+            tag: "instance",
+            value: {
+                name: d.deserialize_string()
+            }
+        };
+    case 2:
+        return {
+            tag: "minecraft",
+            value: {
+                game_version: d.deserialize_string(),
+                loader: deserialize_MOD_LOADER(d)
+            }
+        };
+    case 3:
+        return {
+            tag: "java",
+            value: {
+                major_version: d.deserialize_number(U32_BYTES, false),
+                step: deserialize_INSTALL_JAVA_STEP(d)
+            }
+        };
+    case 4:
+        return {
+            tag: "modpack",
+            value: {
+                project_id: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+                version_id: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+                title: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string()
+            }
+        };
+    case 5:
+        return {
+            tag: "import",
+            value: {
+                launcher_type: deserialize_IMPORT_LAUNCHER_TYPE(d),
+                instance_folder: d.deserialize_string()
+            }
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_INSTALL_JAVA_STEP(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "resolving"
+        };
+    case 1:
+        return {
+            tag: "fetching_metadata"
+        };
+    case 2:
+        return {
+            tag: "downloading"
+        };
+    case 3:
+        return {
+            tag: "extracting"
+        };
+    case 4:
+        return {
+            tag: "validating"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_INSTALL_JOB_DISPLAY(d) {
+    return {
+        title: d.deserialize_string(),
+        icon: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string()
+    };
+}
+
+function deserialize_INSTALL_ERROR_VIEW(d) {
+    return {
+        code: d.deserialize_string(),
+        phase: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : deserialize_INSTALL_PHASE_ID(d),
+        message: d.deserialize_string(),
+        reason: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : deserialize_SHARED_INSTANCE_UNAVAILABLE_REASON(d),
+        api: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : deserialize_INSTALL_API_ERROR_DETAILS(d),
+        context: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : deserialize_INSTALL_ERROR_CONTEXT(d)
+    };
+}
+
+function deserialize_INSTALL_API_ERROR_DETAILS(d) {
+    return {
+        error: d.deserialize_string(),
+        status: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_number(U16_BYTES, false),
+        method: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        url: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        route: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string()
+    };
+}
+
+function deserialize_INSTALL_ERROR_CONTEXT(d) {
+    return {
+        operation: d.deserialize_string(),
+        source_path: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        target_path: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        file_path: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        entry_path: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        urls: d.deserialize_array(() => d.deserialize_string()),
+        expected_hash: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        expected_size: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_number(U64_BYTES, false),
+        project_id: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        version_id: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        minecraft_version: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        loader: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        java_version: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_number(U32_BYTES, false),
+        os: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string(),
+        arch: (d.deserialize_number(U32_BYTES, false) === 0) ? undefined : d.deserialize_string()
+    };
+}
+
+function deserialize_IMPORT_LAUNCHER_TYPE(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "MultiMC"
+        };
+    case 1:
+        return {
+            tag: "PrismLauncher"
+        };
+    case 2:
+        return {
+            tag: "ATLauncher"
+        };
+    case 3:
+        return {
+            tag: "GDLauncher"
+        };
+    case 4:
+        return {
+            tag: "Curseforge"
+        };
+    case 5:
+        return {
+            tag: "Unknown"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_MOD_LOADER(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "vanilla"
+        };
+    case 1:
+        return {
+            tag: "forge"
+        };
+    case 2:
+        return {
+            tag: "fabric"
+        };
+    case 3:
+        return {
+            tag: "quilt"
+        };
+    case 4:
+        return {
+            tag: "neoforge"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+function deserialize_SHARED_INSTANCE_UNAVAILABLE_REASON(d) {
+    switch (d.deserialize_number(U32_BYTES, false)) {
+    case 0:
+        return {
+            tag: "deleted"
+        };
+    case 1:
+        return {
+            tag: "access_revoked"
+        };
+    case 2:
+        return {
+            tag: "quarantined"
+        };
+    default:
+        throw "variant not implemented"
+    }
+}
+
+/**
+ * Deserialize a value from an array of bytes.
+ * @param {string} type - The type of the value to deserialize.
+ * @param {Uint8Array} bytes - The byte array to deserialize from.
+ * @return {Object} The deserialized value and remaining bytes.
+ */
+function deserialize(type, bytes) {
+    if (!(typeof type === "string")) {
+        throw "type must be a string";
+    }
+    const d = new Deserializer(bytes);
+    var return_value = undefined;
+    switch (type) {
+    case "AppEvent":
+        return_value = deserialize_APP_EVENT(d);
+        break;
+    case "LoadingBarType":
+        return_value = deserialize_LOADING_BAR_TYPE(d);
+        break;
+    case "LoadingPayload":
+        return_value = deserialize_LOADING_PAYLOAD(d);
+        break;
+    case "WarningPayload":
+        return_value = deserialize_WARNING_PAYLOAD(d);
+        break;
+    case "InstanceBulkUpdateProgressPayload":
+        return_value = deserialize_INSTANCE_BULK_UPDATE_PROGRESS_PAYLOAD(d);
+        break;
+    case "InstanceBulkUpdateProgressStage":
+        return_value = deserialize_INSTANCE_BULK_UPDATE_PROGRESS_STAGE(d);
+        break;
+    case "CommandPayload":
+        return_value = deserialize_COMMAND_PAYLOAD(d);
+        break;
+    case "ProcessPayload":
+        return_value = deserialize_PROCESS_PAYLOAD(d);
+        break;
+    case "ProcessPayloadType":
+        return_value = deserialize_PROCESS_PAYLOAD_TYPE(d);
+        break;
+    case "InstancePayload":
+        return_value = deserialize_INSTANCE_PAYLOAD(d);
+        break;
+    case "InstancePayloadType":
+        return_value = deserialize_INSTANCE_PAYLOAD_TYPE(d);
+        break;
+    case "FriendPayload":
+        return_value = deserialize_FRIEND_PAYLOAD(d);
+        break;
+    case "FriendStatusPayload":
+        return_value = deserialize_FRIEND_STATUS_PAYLOAD(d);
+        break;
+    case "LogEvent":
+        return_value = deserialize_LOG_EVENT(d);
+        break;
+    case "LogPayload":
+        return_value = deserialize_LOG_PAYLOAD(d);
+        break;
+    case "Log4jEvent":
+        return_value = deserialize_LOG4J_EVENT(d);
+        break;
+    case "InstallJobSnapshot":
+        return_value = deserialize_INSTALL_JOB_SNAPSHOT(d);
+        break;
+    case "InstallJobKind":
+        return_value = deserialize_INSTALL_JOB_KIND(d);
+        break;
+    case "InstallJobStatus":
+        return_value = deserialize_INSTALL_JOB_STATUS(d);
+        break;
+    case "InstallTarget":
+        return_value = deserialize_INSTALL_TARGET(d);
+        break;
+    case "InstallPhaseId":
+        return_value = deserialize_INSTALL_PHASE_ID(d);
+        break;
+    case "InstallProgress":
+        return_value = deserialize_INSTALL_PROGRESS(d);
+        break;
+    case "InstallProgressSecondary":
+        return_value = deserialize_INSTALL_PROGRESS_SECONDARY(d);
+        break;
+    case "InstallPhaseDetails":
+        return_value = deserialize_INSTALL_PHASE_DETAILS(d);
+        break;
+    case "InstallJavaStep":
+        return_value = deserialize_INSTALL_JAVA_STEP(d);
+        break;
+    case "InstallJobDisplay":
+        return_value = deserialize_INSTALL_JOB_DISPLAY(d);
+        break;
+    case "InstallErrorView":
+        return_value = deserialize_INSTALL_ERROR_VIEW(d);
+        break;
+    case "InstallApiErrorDetails":
+        return_value = deserialize_INSTALL_API_ERROR_DETAILS(d);
+        break;
+    case "InstallErrorContext":
+        return_value = deserialize_INSTALL_ERROR_CONTEXT(d);
+        break;
+    case "ImportLauncherType":
+        return_value = deserialize_IMPORT_LAUNCHER_TYPE(d);
+        break;
+    case "ModLoader":
+        return_value = deserialize_MOD_LOADER(d);
+        break;
+    case "SharedInstanceUnavailableReason":
+        return_value = deserialize_SHARED_INSTANCE_UNAVAILABLE_REASON(d);
+        break;
+    default:
+        throw "type not implemented";
+    }
+    return { value: return_value, bytes: d.release_bytes() };
+}
+
+export {
+    deserialize
+};
@@ -0,0 +1,8 @@
+{
+    "name": "postcard",
+    "description": "Auto generated bindings for postcard format serializing and deserializing javascript to and from bytes.",
+    "version": "0.0.0",
+    "main": "index.js",
+	"types": "index.d.ts",
+	"type": "module"
+}