Split protobufs into separate files (#28130)

The one big protobuf file was getting a bit difficult to navigate. I
split it into separate topic-specific files that import each other.

Release Notes:

- N/A

crates/proto/proto/ai.proto

@@ -0,0 +1,213 @@
+syntax = "proto3";
+package zed.messages;
+
+import "buffer.proto";
+
+message Context {
+    repeated ContextOperation operations = 1;
+}
+
+message ContextMetadata {
+    string context_id = 1;
+    optional string summary = 2;
+}
+
+message ContextMessageStatus {
+    oneof variant {
+        Done done = 1;
+        Pending pending = 2;
+        Error error = 3;
+        Canceled canceled = 4;
+    }
+
+    message Done {}
+
+    message Pending {}
+
+    message Error {
+        string message = 1;
+    }
+
+    message Canceled {}
+}
+
+message ContextMessage {
+    LamportTimestamp id = 1;
+    Anchor start = 2;
+    LanguageModelRole role = 3;
+    ContextMessageStatus status = 4;
+}
+
+message SlashCommandOutputSection {
+    AnchorRange range = 1;
+    string icon_name = 2;
+    string label = 3;
+    optional string metadata = 4;
+}
+
+message ThoughtProcessOutputSection {
+    AnchorRange range = 1;
+}
+
+message ContextOperation {
+    oneof variant {
+        InsertMessage insert_message = 1;
+        UpdateMessage update_message = 2;
+        UpdateSummary update_summary = 3;
+        BufferOperation buffer_operation = 5;
+        SlashCommandStarted slash_command_started = 6;
+        SlashCommandOutputSectionAdded slash_command_output_section_added = 7;
+        SlashCommandCompleted slash_command_completed = 8;
+        ThoughtProcessOutputSectionAdded thought_process_output_section_added = 9;
+    }
+
+    reserved 4;
+
+    message InsertMessage {
+        ContextMessage message = 1;
+        repeated VectorClockEntry version = 2;
+    }
+
+    message UpdateMessage {
+        LamportTimestamp message_id = 1;
+        LanguageModelRole role = 2;
+        ContextMessageStatus status = 3;
+        LamportTimestamp timestamp = 4;
+        repeated VectorClockEntry version = 5;
+    }
+
+    message UpdateSummary {
+        string summary = 1;
+        bool done = 2;
+        LamportTimestamp timestamp = 3;
+        repeated VectorClockEntry version = 4;
+    }
+
+    message SlashCommandStarted {
+        LamportTimestamp id = 1;
+        AnchorRange output_range = 2;
+        string name = 3;
+        repeated VectorClockEntry version = 4;
+    }
+
+    message SlashCommandOutputSectionAdded {
+        LamportTimestamp timestamp = 1;
+        SlashCommandOutputSection section = 2;
+        repeated VectorClockEntry version = 3;
+    }
+
+    message SlashCommandCompleted {
+        LamportTimestamp id = 1;
+        LamportTimestamp timestamp = 3;
+        optional string error_message = 4;
+        repeated VectorClockEntry version = 5;
+    }
+
+    message ThoughtProcessOutputSectionAdded {
+        LamportTimestamp timestamp = 1;
+        ThoughtProcessOutputSection section = 2;
+        repeated VectorClockEntry version = 3;
+    }
+
+    message BufferOperation {
+        Operation operation = 1;
+    }
+}
+
+message AdvertiseContexts {
+    uint64 project_id = 1;
+    repeated ContextMetadata contexts = 2;
+}
+
+message OpenContext {
+    uint64 project_id = 1;
+    string context_id = 2;
+}
+
+message OpenContextResponse {
+    Context context = 1;
+}
+
+message CreateContext {
+    uint64 project_id = 1;
+}
+
+message CreateContextResponse {
+    string context_id = 1;
+    Context context = 2;
+}
+
+message UpdateContext {
+    uint64 project_id = 1;
+    string context_id = 2;
+    ContextOperation operation = 3;
+}
+
+message ContextVersion {
+    string context_id = 1;
+    repeated VectorClockEntry context_version = 2;
+    repeated VectorClockEntry buffer_version = 3;
+}
+
+message SynchronizeContexts {
+    uint64 project_id = 1;
+    repeated ContextVersion contexts = 2;
+}
+
+message SynchronizeContextsResponse {
+    repeated ContextVersion contexts = 1;
+}
+
+message GetLlmToken {}
+
+message GetLlmTokenResponse {
+    string token = 1;
+}
+
+message RefreshLlmToken {}
+
+enum LanguageModelRole {
+    LanguageModelUser = 0;
+    LanguageModelAssistant = 1;
+    LanguageModelSystem = 2;
+    reserved 3;
+}
+
+message CountLanguageModelTokens {
+    LanguageModelProvider provider = 1;
+    string request = 2;
+}
+
+message CountLanguageModelTokensResponse {
+    uint32 token_count = 1;
+}
+
+enum LanguageModelProvider {
+    Anthropic = 0;
+    OpenAI = 1;
+    Google = 2;
+    Zed = 3;
+}
+
+message GetCachedEmbeddings {
+    string model = 1;
+    repeated bytes digests = 2;
+}
+
+message GetCachedEmbeddingsResponse {
+    repeated Embedding embeddings = 1;
+}
+
+message ComputeEmbeddings {
+    string model = 1;
+    repeated string texts = 2;
+}
+
+message ComputeEmbeddingsResponse {
+    repeated Embedding embeddings = 1;
+}
+
+message Embedding {
+    bytes digest = 1;
+    repeated float dimensions = 2;
+}

crates/proto/proto/app.proto

@@ -0,0 +1,93 @@
+syntax = "proto3";
+package zed.messages;
+
+message UpdateInviteInfo {
+    string url = 1;
+    uint32 count = 2;
+}
+
+message GetPrivateUserInfo {}
+
+message GetPrivateUserInfoResponse {
+    string metrics_id = 1;
+    bool staff = 2;
+    repeated string flags = 3;
+    optional uint64 accepted_tos_at = 4;
+}
+
+enum Plan {
+    Free = 0;
+    ZedPro = 1;
+}
+
+message UpdateUserPlan {
+    Plan plan = 1;
+}
+
+message AcceptTermsOfService {}
+
+message AcceptTermsOfServiceResponse {
+    uint64 accepted_tos_at = 1;
+}
+
+message ShutdownRemoteServer {}
+
+message Toast {
+    uint64 project_id = 1;
+    string notification_id = 2;
+    string message = 3;
+}
+
+message HideToast {
+    uint64 project_id = 1;
+    string notification_id = 2;
+}
+
+message OpenServerSettings {
+    uint64 project_id = 1;
+}
+
+message GetPanicFiles {
+}
+
+message GetPanicFilesResponse {
+    repeated string file_contents = 2;
+}
+
+message Extension {
+    string id = 1;
+    string version = 2;
+    bool dev = 3;
+}
+
+message SyncExtensions {
+    repeated Extension extensions = 1;
+}
+
+message SyncExtensionsResponse {
+    string tmp_dir = 1;
+    repeated Extension missing_extensions = 2;
+}
+
+message InstallExtension {
+    Extension extension = 1;
+    string tmp_dir = 2;
+}
+
+message AskPassRequest {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    uint64 askpass_id = 4;
+    string prompt = 5;
+}
+
+message AskPassResponse {
+    string response = 1;
+}
+
+message GetSupermavenApiKey {}
+
+message GetSupermavenApiKeyResponse {
+    string api_key = 1;
+}

crates/proto/proto/buffer.proto

@@ -0,0 +1,293 @@
+syntax = "proto3";
+package zed.messages;
+
+import "core.proto";
+import "worktree.proto";
+
+message OpenNewBuffer {
+    uint64 project_id = 1;
+}
+
+message OpenBufferResponse {
+    uint64 buffer_id = 1;
+}
+
+message CreateBufferForPeer {
+    uint64 project_id = 1;
+    PeerId peer_id = 2;
+    oneof variant {
+        BufferState state = 3;
+        BufferChunk chunk = 4;
+    }
+}
+
+message UpdateBuffer {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    repeated Operation operations = 3;
+}
+
+message OpenBufferByPath {
+    uint64 project_id = 1;
+    uint64 worktree_id = 2;
+    string path = 3;
+}
+
+message OpenBufferById {
+    uint64 project_id = 1;
+    uint64 id = 2;
+}
+
+message UpdateBufferFile {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    File file = 3;
+}
+
+message SaveBuffer {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    repeated VectorClockEntry version = 3;
+    optional ProjectPath new_path = 4;
+}
+
+message CloseBuffer {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+}
+
+message BufferSaved {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    repeated VectorClockEntry version = 3;
+    Timestamp mtime = 4;
+    reserved 5;
+}
+
+message BufferReloaded {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    repeated VectorClockEntry version = 3;
+    Timestamp mtime = 4;
+    reserved 5;
+    LineEnding line_ending = 6;
+}
+
+message ReloadBuffers {
+    uint64 project_id = 1;
+    repeated uint64 buffer_ids = 2;
+}
+
+message ReloadBuffersResponse {
+    ProjectTransaction transaction = 1;
+}
+
+message SynchronizeBuffers {
+    uint64 project_id = 1;
+    repeated BufferVersion buffers = 2;
+}
+
+message SynchronizeBuffersResponse {
+    repeated BufferVersion buffers = 1;
+}
+
+message BufferVersion {
+    uint64 id = 1;
+    repeated VectorClockEntry version = 2;
+}
+
+message BufferState {
+    uint64 id = 1;
+    optional File file = 2;
+    string base_text = 3;
+    LineEnding line_ending = 5;
+    repeated VectorClockEntry saved_version = 6;
+    Timestamp saved_mtime = 8;
+
+    reserved 7;
+    reserved 4;
+}
+
+message BufferChunk {
+    uint64 buffer_id = 1;
+    repeated Operation operations = 2;
+    bool is_last = 3;
+}
+
+enum LineEnding {
+    Unix = 0;
+    Windows = 1;
+}
+
+message VectorClockEntry {
+    uint32 replica_id = 1;
+    uint32 timestamp = 2;
+}
+
+message UndoMapEntry {
+    uint32 replica_id = 1;
+    uint32 local_timestamp = 2;
+    repeated UndoCount counts = 3;
+}
+
+message UndoCount {
+    uint32 replica_id = 1;
+    uint32 lamport_timestamp = 2;
+    uint32 count = 3;
+}
+
+message Operation {
+    oneof variant {
+        Edit edit = 1;
+        Undo undo = 2;
+        UpdateSelections update_selections = 3;
+        UpdateDiagnostics update_diagnostics = 4;
+        UpdateCompletionTriggers update_completion_triggers = 5;
+    }
+
+    message Edit {
+        uint32 replica_id = 1;
+        uint32 lamport_timestamp = 2;
+        repeated VectorClockEntry version = 3;
+        repeated Range ranges = 4;
+        repeated string new_text = 5;
+    }
+
+    message Undo {
+        uint32 replica_id = 1;
+        uint32 lamport_timestamp = 2;
+        repeated VectorClockEntry version = 3;
+        repeated UndoCount counts = 4;
+    }
+
+    message UpdateSelections {
+        uint32 replica_id = 1;
+        uint32 lamport_timestamp = 2;
+        repeated Selection selections = 3;
+        bool line_mode = 4;
+        CursorShape cursor_shape = 5;
+    }
+
+    message UpdateCompletionTriggers {
+        uint32 replica_id = 1;
+        uint32 lamport_timestamp = 2;
+        repeated string triggers = 3;
+        uint64 language_server_id = 4;
+    }
+}
+
+message ProjectTransaction {
+    repeated uint64 buffer_ids = 1;
+    repeated Transaction transactions = 2;
+}
+
+message Transaction {
+    LamportTimestamp id = 1;
+    repeated LamportTimestamp edit_ids = 2;
+    repeated VectorClockEntry start = 3;
+}
+
+message LamportTimestamp {
+    uint32 replica_id = 1;
+    uint32 value = 2;
+}
+
+message Range {
+    uint64 start = 1;
+    uint64 end = 2;
+}
+
+message Selection {
+    uint64 id = 1;
+    EditorAnchor start = 2;
+    EditorAnchor end = 3;
+    bool reversed = 4;
+}
+
+message EditorAnchor {
+    uint64 excerpt_id = 1;
+    Anchor anchor = 2;
+}
+
+enum CursorShape {
+    CursorBar = 0;
+    CursorBlock = 1;
+    CursorUnderscore = 2;
+    CursorHollow = 3;
+}
+
+message UpdateDiagnostics {
+    uint32 replica_id = 1;
+    uint32 lamport_timestamp = 2;
+    uint64 server_id = 3;
+    repeated Diagnostic diagnostics = 4;
+}
+
+message Anchor {
+    uint32 replica_id = 1;
+    uint32 timestamp = 2;
+    uint64 offset = 3;
+    Bias bias = 4;
+    optional uint64 buffer_id = 5;
+}
+
+message AnchorRange {
+    Anchor start = 1;
+    Anchor end = 2;
+}
+
+message Location {
+    uint64 buffer_id = 1;
+    Anchor start = 2;
+    Anchor end = 3;
+}
+
+enum Bias {
+    Left = 0;
+    Right = 1;
+}
+
+message Diagnostic {
+    Anchor start = 1;
+    Anchor end = 2;
+    optional string source = 3;
+    Severity severity = 4;
+    string message = 5;
+    optional string code = 6;
+    uint64 group_id = 7;
+    bool is_primary = 8;
+
+    reserved 9;
+
+    bool is_disk_based = 10;
+    bool is_unnecessary = 11;
+
+    enum Severity {
+        None = 0;
+        Error = 1;
+        Warning = 2;
+        Information = 3;
+        Hint = 4;
+    }
+    optional string data = 12;
+}
+
+message SearchQuery {
+    string query = 2;
+    bool regex = 3;
+    bool whole_word = 4;
+    bool case_sensitive = 5;
+    string files_to_include = 6;
+    string files_to_exclude = 7;
+    bool include_ignored = 8;
+}
+
+message FindSearchCandidates {
+    uint64 project_id = 1;
+    SearchQuery query = 2;
+    uint64 limit = 3;
+}
+
+message FindSearchCandidatesResponse {
+    repeated uint64 buffer_ids = 1;
+}

crates/proto/proto/call.proto

@@ -0,0 +1,417 @@
+syntax = "proto3";
+package zed.messages;
+
+import "core.proto";
+import "worktree.proto";
+import "buffer.proto";
+import "lsp.proto";
+import "channel.proto";
+import "git.proto";
+
+message CreateRoom {}
+
+message CreateRoomResponse {
+    Room room = 1;
+    optional LiveKitConnectionInfo live_kit_connection_info = 2;
+}
+
+message JoinRoom {
+    uint64 id = 1;
+}
+
+message JoinRoomResponse {
+    Room room = 1;
+    optional uint64 channel_id = 2;
+    optional LiveKitConnectionInfo live_kit_connection_info = 3;
+}
+
+message RejoinRoom {
+    uint64 id = 1;
+    repeated UpdateProject reshared_projects = 2;
+    repeated RejoinProject rejoined_projects = 3;
+}
+
+message RejoinRemoteProjects {
+    repeated RejoinProject rejoined_projects = 1;
+}
+
+message RejoinRemoteProjectsResponse {
+    repeated RejoinedProject rejoined_projects = 1;
+}
+
+message RejoinProject {
+    uint64 id = 1;
+    repeated RejoinWorktree worktrees = 2;
+    repeated RejoinRepository repositories = 3;
+}
+
+message RejoinWorktree {
+    uint64 id = 1;
+    uint64 scan_id = 2;
+}
+
+message RejoinRepository {
+    uint64 id = 1;
+    uint64 scan_id = 2;
+}
+
+message RejoinRoomResponse {
+    Room room = 1;
+    repeated ResharedProject reshared_projects = 2;
+    repeated RejoinedProject rejoined_projects = 3;
+}
+
+message ResharedProject {
+    uint64 id = 1;
+    repeated Collaborator collaborators = 2;
+}
+
+message RejoinedProject {
+    uint64 id = 1;
+    repeated WorktreeMetadata worktrees = 2;
+    repeated Collaborator collaborators = 3;
+    repeated LanguageServer language_servers = 4;
+}
+
+message LeaveRoom {}
+
+message Room {
+    uint64 id = 1;
+    repeated Participant participants = 2;
+    repeated PendingParticipant pending_participants = 3;
+    repeated Follower followers = 4;
+    string livekit_room = 5;
+}
+
+message Participant {
+    uint64 user_id = 1;
+    PeerId peer_id = 2;
+    repeated ParticipantProject projects = 3;
+    ParticipantLocation location = 4;
+    uint32 participant_index = 5;
+    ChannelRole role = 6;
+    reserved 7;
+}
+
+message PendingParticipant {
+    uint64 user_id = 1;
+    uint64 calling_user_id = 2;
+    optional uint64 initial_project_id = 3;
+}
+
+message ParticipantProject {
+    uint64 id = 1;
+    repeated string worktree_root_names = 2;
+}
+
+message Follower {
+    PeerId leader_id = 1;
+    PeerId follower_id = 2;
+    uint64 project_id = 3;
+}
+
+message ParticipantLocation {
+    oneof variant {
+        SharedProject shared_project = 1;
+        UnsharedProject unshared_project = 2;
+        External external = 3;
+    }
+
+    message SharedProject {
+        uint64 id = 1;
+    }
+
+    message UnsharedProject {}
+
+    message External {}
+}
+
+message Call {
+    uint64 room_id = 1;
+    uint64 called_user_id = 2;
+    optional uint64 initial_project_id = 3;
+}
+
+message IncomingCall {
+    uint64 room_id = 1;
+    uint64 calling_user_id = 2;
+    repeated uint64 participant_user_ids = 3;
+    optional ParticipantProject initial_project = 4;
+}
+
+message CallCanceled {
+    uint64 room_id = 1;
+}
+
+message CancelCall {
+    uint64 room_id = 1;
+    uint64 called_user_id = 2;
+}
+
+message DeclineCall {
+    uint64 room_id = 1;
+}
+
+message UpdateParticipantLocation {
+    uint64 room_id = 1;
+    ParticipantLocation location = 2;
+}
+
+message RoomUpdated {
+    Room room = 1;
+}
+
+message LiveKitConnectionInfo {
+    string server_url = 1;
+    string token = 2;
+    bool can_publish = 3;
+}
+
+message ShareProject {
+    uint64 room_id = 1;
+    repeated WorktreeMetadata worktrees = 2;
+    reserved 3;
+    bool is_ssh_project = 4;
+}
+
+message ShareProjectResponse {
+    uint64 project_id = 1;
+}
+
+message UnshareProject {
+    uint64 project_id = 1;
+}
+
+message UpdateProject {
+    uint64 project_id = 1;
+    repeated WorktreeMetadata worktrees = 2;
+}
+
+message JoinProject {
+    uint64 project_id = 1;
+}
+
+message JoinProjectResponse {
+    uint64 project_id = 5;
+    uint32 replica_id = 1;
+    repeated WorktreeMetadata worktrees = 2;
+    repeated Collaborator collaborators = 3;
+    repeated LanguageServer language_servers = 4;
+    ChannelRole role = 6;
+    reserved 7;
+}
+
+message LeaveProject {
+    uint64 project_id = 1;
+}
+
+message UpdateWorktree {
+    uint64 project_id = 1;
+    uint64 worktree_id = 2;
+    string root_name = 3;
+    repeated Entry updated_entries = 4;
+    repeated uint64 removed_entries = 5;
+    repeated RepositoryEntry updated_repositories = 6; // deprecated
+    repeated uint64 removed_repositories = 7; // deprecated
+    uint64 scan_id = 8;
+    bool is_last_update = 9;
+    string abs_path = 10;
+}
+
+// deprecated
+message RepositoryEntry {
+    uint64 repository_id = 1;
+    reserved 2;
+    repeated StatusEntry updated_statuses = 3;
+    repeated string removed_statuses = 4;
+    repeated string current_merge_conflicts = 5;
+    optional Branch branch_summary = 6;
+}
+
+message AddProjectCollaborator {
+    uint64 project_id = 1;
+    Collaborator collaborator = 2;
+}
+
+message UpdateProjectCollaborator {
+    uint64 project_id = 1;
+    PeerId old_peer_id = 2;
+    PeerId new_peer_id = 3;
+}
+
+message RemoveProjectCollaborator {
+    uint64 project_id = 1;
+    PeerId peer_id = 2;
+}
+
+message GetUsers {
+    repeated uint64 user_ids = 1;
+}
+
+message FuzzySearchUsers {
+    string query = 1;
+}
+
+message UsersResponse {
+    repeated User users = 1;
+}
+
+message RequestContact {
+    uint64 responder_id = 1;
+}
+
+message RemoveContact {
+    uint64 user_id = 1;
+}
+
+message RespondToContactRequest {
+    uint64 requester_id = 1;
+    ContactRequestResponse response = 2;
+}
+
+enum ContactRequestResponse {
+    Accept = 0;
+    Decline = 1;
+    Block = 2;
+    Dismiss = 3;
+}
+
+message UpdateContacts {
+    repeated Contact contacts = 1;
+    repeated uint64 remove_contacts = 2;
+    repeated IncomingContactRequest incoming_requests = 3;
+    repeated uint64 remove_incoming_requests = 4;
+    repeated uint64 outgoing_requests = 5;
+    repeated uint64 remove_outgoing_requests = 6;
+}
+
+message ShowContacts {}
+
+message IncomingContactRequest {
+    uint64 requester_id = 1;
+}
+
+message Follow {
+    uint64 room_id = 1;
+    optional uint64 project_id = 2;
+    PeerId leader_id = 3;
+}
+
+message FollowResponse {
+    View active_view = 3;
+    // TODO: Remove after version 0.145.x stabilizes.
+    optional ViewId active_view_id = 1;
+    repeated View views = 2;
+}
+
+message UpdateFollowers {
+    uint64 room_id = 1;
+    optional uint64 project_id = 2;
+    reserved 3;
+    oneof variant {
+        View create_view = 5;
+        // TODO: Remove after version 0.145.x stabilizes.
+        UpdateActiveView update_active_view = 4;
+        UpdateView update_view = 6;
+    }
+}
+
+message Unfollow {
+    uint64 room_id = 1;
+    optional uint64 project_id = 2;
+    PeerId leader_id = 3;
+}
+
+message ViewId {
+    PeerId creator = 1;
+    uint64 id = 2;
+}
+
+message UpdateActiveView {
+    optional ViewId id = 1;
+    optional PeerId leader_id = 2;
+    View view = 3;
+}
+
+enum PanelId {
+    AssistantPanel = 0;
+    DebugPanel = 1;
+}
+
+message UpdateView {
+    ViewId id = 1;
+    optional PeerId leader_id = 2;
+
+    oneof variant {
+        Editor editor = 3;
+    }
+
+    message Editor {
+        repeated ExcerptInsertion inserted_excerpts = 1;
+        repeated uint64 deleted_excerpts = 2;
+        repeated Selection selections = 3;
+        optional Selection pending_selection = 4;
+        EditorAnchor scroll_top_anchor = 5;
+        float scroll_x = 6;
+        float scroll_y = 7;
+    }
+}
+
+message View {
+    ViewId id = 1;
+    optional PeerId leader_id = 2;
+    optional PanelId panel_id = 6;
+
+    oneof variant {
+        Editor editor = 3;
+        ChannelView channel_view = 4;
+        ContextEditor context_editor = 5;
+    }
+
+    message Editor {
+        bool singleton = 1;
+        optional string title = 2;
+        repeated Excerpt excerpts = 3;
+        repeated Selection selections = 4;
+        optional Selection pending_selection = 5;
+        EditorAnchor scroll_top_anchor = 6;
+        float scroll_x = 7;
+        float scroll_y = 8;
+    }
+
+    message ChannelView {
+        uint64 channel_id = 1;
+        Editor editor = 2;
+    }
+
+    message ContextEditor {
+        string context_id = 1;
+        Editor editor = 2;
+    }
+}
+
+message ExcerptInsertion {
+    Excerpt excerpt = 1;
+    optional uint64 previous_excerpt_id = 2;
+}
+
+message Excerpt {
+    uint64 id = 1;
+    uint64 buffer_id = 2;
+    Anchor context_start = 3;
+    Anchor context_end = 4;
+    Anchor primary_start = 5;
+    Anchor primary_end = 6;
+}
+
+message Contact {
+    uint64 user_id = 1;
+    bool online = 2;
+    bool busy = 3;
+}
+
+message SetRoomParticipantRole {
+    uint64 room_id = 1;
+    uint64 user_id = 2;
+    ChannelRole role = 3;
+}

crates/proto/proto/channel.proto

@@ -0,0 +1,283 @@
+syntax = "proto3";
+package zed.messages;
+
+import "core.proto";
+import "buffer.proto";
+
+message Channel {
+    uint64 id = 1;
+    string name = 2;
+    ChannelVisibility visibility = 3;
+    repeated uint64 parent_path = 5;
+}
+
+enum ChannelVisibility {
+    Public = 0;
+    Members = 1;
+}
+
+message UpdateChannels {
+    repeated Channel channels = 1;
+    repeated uint64 delete_channels = 4;
+    repeated Channel channel_invitations = 5;
+    repeated uint64 remove_channel_invitations = 6;
+    repeated ChannelParticipants channel_participants = 7;
+    repeated ChannelMessageId latest_channel_message_ids = 8;
+    repeated ChannelBufferVersion latest_channel_buffer_versions = 9;
+
+    reserved 10 to 15;
+}
+
+message UpdateUserChannels {
+    repeated ChannelMessageId observed_channel_message_id = 1;
+    repeated ChannelBufferVersion observed_channel_buffer_version = 2;
+    repeated ChannelMembership channel_memberships = 3;
+}
+
+message ChannelMembership {
+    uint64 channel_id = 1;
+    ChannelRole role = 2;
+}
+
+message ChannelMessageId {
+    uint64 channel_id = 1;
+    uint64 message_id = 2;
+}
+
+message ChannelPermission {
+    uint64 channel_id = 1;
+    ChannelRole role = 3;
+}
+
+message ChannelParticipants {
+    uint64 channel_id = 1;
+    repeated uint64 participant_user_ids = 2;
+}
+
+message JoinChannel {
+    uint64 channel_id = 1;
+}
+
+message DeleteChannel {
+    uint64 channel_id = 1;
+}
+
+message GetChannelMembers {
+    uint64 channel_id = 1;
+    string query = 2;
+    uint64 limit = 3;
+}
+
+message GetChannelMembersResponse {
+    repeated ChannelMember members = 1;
+    repeated User users = 2;
+}
+
+message ChannelMember {
+    uint64 user_id = 1;
+    Kind kind = 3;
+    ChannelRole role = 4;
+
+    enum Kind {
+        Member = 0;
+        Invitee = 1;
+    }
+}
+
+message SubscribeToChannels {}
+
+message CreateChannel {
+    string name = 1;
+    optional uint64 parent_id = 2;
+}
+
+message CreateChannelResponse {
+    Channel channel = 1;
+    optional uint64 parent_id = 2;
+}
+
+message InviteChannelMember {
+    uint64 channel_id = 1;
+    uint64 user_id = 2;
+    ChannelRole role = 4;
+}
+
+message RemoveChannelMember {
+    uint64 channel_id = 1;
+    uint64 user_id = 2;
+}
+
+enum ChannelRole {
+    Admin = 0;
+    Member = 1;
+    Guest = 2;
+    Banned = 3;
+    Talker = 4;
+}
+
+message SetChannelMemberRole {
+    uint64 channel_id = 1;
+    uint64 user_id = 2;
+    ChannelRole role = 3;
+}
+
+message SetChannelVisibility {
+    uint64 channel_id = 1;
+    ChannelVisibility visibility = 2;
+}
+
+message RenameChannel {
+    uint64 channel_id = 1;
+    string name = 2;
+}
+
+message RenameChannelResponse {
+    Channel channel = 1;
+}
+
+message JoinChannelChat {
+    uint64 channel_id = 1;
+}
+
+message JoinChannelChatResponse {
+    repeated ChannelMessage messages = 1;
+    bool done = 2;
+}
+
+message LeaveChannelChat {
+    uint64 channel_id = 1;
+}
+
+message SendChannelMessage {
+    uint64 channel_id = 1;
+    string body = 2;
+    Nonce nonce = 3;
+    repeated ChatMention mentions = 4;
+    optional uint64 reply_to_message_id = 5;
+}
+
+message RemoveChannelMessage {
+    uint64 channel_id = 1;
+    uint64 message_id = 2;
+}
+
+message UpdateChannelMessage {
+    uint64 channel_id = 1;
+    uint64 message_id = 2;
+    Nonce nonce = 4;
+    string body = 5;
+    repeated ChatMention mentions = 6;
+}
+
+message AckChannelMessage {
+    uint64 channel_id = 1;
+    uint64 message_id = 2;
+}
+
+message SendChannelMessageResponse {
+    ChannelMessage message = 1;
+}
+
+message ChannelMessageSent {
+    uint64 channel_id = 1;
+    ChannelMessage message = 2;
+}
+
+message ChannelMessageUpdate {
+    uint64 channel_id = 1;
+    ChannelMessage message = 2;
+}
+
+message GetChannelMessages {
+    uint64 channel_id = 1;
+    uint64 before_message_id = 2;
+}
+
+message GetChannelMessagesResponse {
+    repeated ChannelMessage messages = 1;
+    bool done = 2;
+}
+
+message GetChannelMessagesById {
+    repeated uint64 message_ids = 1;
+}
+
+message MoveChannel {
+    uint64 channel_id = 1;
+    uint64 to = 2;
+}
+
+message JoinChannelBuffer {
+    uint64 channel_id = 1;
+}
+
+message ChannelBufferVersion {
+    uint64 channel_id = 1;
+    repeated VectorClockEntry version = 2;
+    uint64 epoch = 3;
+}
+
+message UpdateChannelBufferCollaborators {
+    uint64 channel_id = 1;
+    repeated Collaborator collaborators = 2;
+}
+
+message UpdateChannelBuffer {
+    uint64 channel_id = 1;
+    repeated Operation operations = 2;
+}
+
+message ChannelMessage {
+    uint64 id = 1;
+    string body = 2;
+    uint64 timestamp = 3;
+    uint64 sender_id = 4;
+    Nonce nonce = 5;
+    repeated ChatMention mentions = 6;
+    optional uint64 reply_to_message_id = 7;
+    optional uint64 edited_at = 8;
+}
+
+message ChatMention {
+    Range range = 1;
+    uint64 user_id = 2;
+}
+
+message RejoinChannelBuffers {
+    repeated ChannelBufferVersion buffers = 1;
+}
+
+message RejoinChannelBuffersResponse {
+    repeated RejoinedChannelBuffer buffers = 1;
+}
+
+message AckBufferOperation {
+    uint64 buffer_id = 1;
+    uint64 epoch = 2;
+    repeated VectorClockEntry version = 3;
+}
+
+message JoinChannelBufferResponse {
+    uint64 buffer_id = 1;
+    uint32 replica_id = 2;
+    string base_text = 3;
+    repeated Operation operations = 4;
+    repeated Collaborator collaborators = 5;
+    uint64 epoch = 6;
+}
+
+message RejoinedChannelBuffer {
+    uint64 channel_id = 1;
+    repeated VectorClockEntry version = 2;
+    repeated Operation operations = 3;
+    repeated Collaborator collaborators = 4;
+}
+
+message LeaveChannelBuffer {
+    uint64 channel_id = 1;
+}
+
+message RespondToChannelInvite {
+    uint64 channel_id = 1;
+    bool accept = 2;
+}

crates/proto/proto/core.proto

@@ -0,0 +1,27 @@
+syntax = "proto3";
+package zed.messages;
+
+message PeerId {
+    uint32 owner_id = 1;
+    uint32 id = 2;
+}
+
+message User {
+    uint64 id = 1;
+    string github_login = 2;
+    string avatar_url = 3;
+    optional string email = 4;
+    optional string name = 5;
+}
+
+message Nonce {
+    uint64 upper_half = 1;
+    uint64 lower_half = 2;
+}
+
+message Collaborator {
+    PeerId peer_id = 1;
+    uint32 replica_id = 2;
+    uint64 user_id = 3;
+    bool is_host = 4;
+}

crates/proto/proto/debugger.proto

@@ -0,0 +1,530 @@
+syntax = "proto3";
+package zed.messages;
+
+import "core.proto";
+import "buffer.proto";
+
+enum BreakpointState {
+    Enabled = 0;
+    Disabled = 1;
+}
+
+message Breakpoint {
+    Anchor position = 1;
+    BreakpointState state = 2;
+    reserved 3;
+    optional string message = 4;
+    optional string condition = 5;
+    optional string hit_condition = 6;
+}
+
+message BreakpointsForFile {
+    uint64 project_id = 1;
+    string path = 2;
+    repeated Breakpoint breakpoints = 3;
+}
+
+message ToggleBreakpoint {
+    uint64 project_id = 1;
+    string path = 2;
+    Breakpoint breakpoint = 3;
+}
+
+enum DebuggerThreadItem {
+    Console = 0;
+    LoadedSource = 1;
+    Modules = 2;
+    Variables = 3;
+}
+
+message DebuggerSetVariableState {
+    string name = 1;
+    DapScope scope = 2;
+    string value = 3;
+    uint64 stack_frame_id = 4;
+    optional string evaluate_name = 5;
+    uint64 parent_variables_reference = 6;
+}
+
+message VariableListOpenEntry {
+    oneof entry {
+        DebuggerOpenEntryScope scope = 1;
+        DebuggerOpenEntryVariable variable = 2;
+    }
+}
+
+message DebuggerOpenEntryScope {
+    string name = 1;
+}
+
+message DebuggerOpenEntryVariable {
+    string scope_name = 1;
+    string name = 2;
+    uint64 depth = 3;
+}
+
+message VariableListEntrySetState {
+    uint64 depth = 1;
+    DebuggerSetVariableState state = 2;
+}
+
+message VariableListEntryVariable {
+    uint64 depth = 1;
+    DapScope scope = 2;
+    DapVariable variable = 3;
+    bool has_children = 4;
+    uint64 container_reference = 5;
+}
+
+message DebuggerScopeVariableIndex {
+    repeated uint64 fetched_ids = 1;
+    repeated DebuggerVariableContainer variables = 2;
+}
+
+message DebuggerVariableContainer {
+    uint64 container_reference = 1;
+    DapVariable variable = 2;
+    uint64 depth = 3;
+}
+
+enum DapThreadStatus {
+    Running = 0;
+    Stopped = 1;
+    Exited = 2;
+    Ended = 3;
+}
+
+message VariableListScopes {
+    uint64 stack_frame_id = 1;
+    repeated DapScope scopes = 2;
+}
+
+message VariableListVariables {
+    uint64 stack_frame_id = 1;
+    uint64 scope_id = 2;
+    DebuggerScopeVariableIndex variables = 3;
+}
+
+
+enum VariablesArgumentsFilter {
+    Indexed = 0;
+    Named = 1;
+}
+
+message ValueFormat {
+    optional bool hex = 1;
+}
+
+message VariablesRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 variables_reference = 3;
+    optional VariablesArgumentsFilter filter = 4;
+    optional uint64 start = 5;
+    optional uint64 count = 6;
+    optional ValueFormat format = 7;
+}
+
+enum SteppingGranularity {
+    Statement = 0;
+    Line = 1;
+    Instruction = 2;
+}
+
+message DapLocationsRequest {
+    uint64 project_id = 1;
+    uint64 session_id = 2;
+    uint64 location_reference = 3;
+}
+
+message DapLocationsResponse {
+    DapSource source = 1;
+    uint64 line = 2;
+    optional uint64 column = 3;
+    optional uint64 end_line = 4;
+    optional uint64 end_column = 5;
+}
+
+enum DapEvaluateContext {
+    Repl = 0;
+    Watch = 1;
+    Hover = 2;
+    Clipboard = 3;
+    EvaluateVariables = 4;
+    EvaluateUnknown = 5;
+}
+
+message DapEvaluateRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    string expression = 3;
+    optional uint64 frame_id = 4;
+    optional DapEvaluateContext context = 5;
+}
+
+message DapEvaluateResponse {
+    string result = 1;
+    optional string evaluate_type = 2;
+    uint64 variable_reference = 3;
+    optional uint64 named_variables = 4;
+    optional uint64 indexed_variables = 5;
+    optional string memory_reference = 6;
+}
+
+
+message DapCompletionRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    string query = 3;
+    optional uint64 frame_id = 4;
+    optional uint64 line = 5;
+    uint64 column = 6;
+}
+
+enum DapCompletionItemType {
+    Method = 0;
+    Function = 1;
+    Constructor = 2;
+    Field = 3;
+    Variable = 4;
+    Class = 5;
+    Interface = 6;
+    Module = 7;
+    Property = 8;
+    Unit = 9;
+    Value = 10;
+    Enum = 11;
+    Keyword = 12;
+    Snippet = 13;
+    Text = 14;
+    Color = 15;
+    CompletionItemFile = 16;
+    Reference = 17;
+    Customcolor = 19;
+}
+
+message DapCompletionItem {
+    string label = 1;
+    optional string text = 2;
+    optional string sort_text = 3;
+    optional string detail = 4;
+    optional DapCompletionItemType typ = 5;
+    optional uint64 start = 6;
+    optional uint64 length = 7;
+    optional uint64 selection_start = 8;
+    optional uint64 selection_length = 9;
+}
+
+message DapCompletionResponse {
+    uint64 client_id = 1;
+    repeated DapCompletionItem completions = 2;
+}
+
+message DapScopesRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 stack_frame_id = 3;
+}
+
+message DapScopesResponse {
+    repeated DapScope scopes = 1;
+}
+
+message DapSetVariableValueRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    string name = 3;
+    string value = 4;
+    uint64 variables_reference = 5;
+}
+
+message DapSetVariableValueResponse {
+    uint64 client_id = 1;
+    string value = 2;
+    optional string variable_type = 3;
+    optional uint64 variables_reference = 4;
+    optional uint64 named_variables = 5;
+    optional uint64 indexed_variables = 6;
+    optional string memory_reference = 7;
+}
+
+message DapPauseRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 thread_id = 3;
+}
+
+message DapDisconnectRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    optional bool restart = 3;
+    optional bool terminate_debuggee = 4;
+    optional bool suspend_debuggee = 5;
+}
+
+message DapTerminateThreadsRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    repeated uint64 thread_ids = 3;
+}
+
+message DapThreadsRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+}
+
+message DapThreadsResponse {
+    repeated DapThread threads = 1;
+}
+
+message DapTerminateRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    optional bool restart = 3;
+}
+
+message DapRestartRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    bytes raw_args = 3;
+}
+
+message DapRestartStackFrameRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 stack_frame_id = 3;
+}
+
+message ToggleIgnoreBreakpoints {
+    uint64 project_id = 1;
+    uint32 session_id = 2;
+}
+
+message IgnoreBreakpointState {
+    uint64 project_id = 1;
+    uint64 session_id = 2;
+    bool ignore = 3;
+}
+
+message DapNextRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 thread_id = 3;
+    optional bool single_thread = 4;
+    optional SteppingGranularity granularity = 5;
+}
+
+message DapStepInRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 thread_id = 3;
+    optional uint64 target_id = 4;
+    optional bool single_thread = 5;
+    optional SteppingGranularity granularity = 6;
+}
+
+message DapStepOutRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 thread_id = 3;
+    optional bool single_thread = 4;
+    optional SteppingGranularity granularity = 5;
+}
+
+message DapStepBackRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 thread_id = 3;
+    optional bool single_thread = 4;
+    optional SteppingGranularity granularity = 5;
+}
+
+message DapContinueRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 thread_id = 3;
+    optional bool single_thread = 4;
+}
+
+message DapContinueResponse {
+    uint64 client_id = 1;
+    optional bool all_threads_continued = 2;
+}
+
+message DapModulesRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+}
+
+message DapModulesResponse {
+    uint64 client_id = 1;
+    repeated DapModule modules = 2;
+}
+
+message DapLoadedSourcesRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+}
+
+message DapLoadedSourcesResponse {
+    uint64 client_id = 1;
+    repeated DapSource sources = 2;
+}
+
+message DapStackTraceRequest {
+    uint64 project_id = 1;
+    uint64 client_id = 2;
+    uint64 thread_id = 3;
+    optional uint64 start_frame = 4;
+    optional uint64 stack_trace_levels = 5;
+}
+
+message DapStackTraceResponse {
+    repeated DapStackFrame frames = 1;
+}
+
+message DapStackFrame {
+    uint64 id = 1;
+    string name = 2;
+    optional DapSource source = 3;
+    uint64 line = 4;
+    uint64 column = 5;
+    optional uint64 end_line = 6;
+    optional uint64 end_column = 7;
+    optional bool can_restart = 8;
+    optional string instruction_pointer_reference = 9;
+    optional DapModuleId module_id = 10;
+    optional DapStackPresentationHint presentation_hint = 11;
+}
+
+message DebuggerLoadedSourceList {
+    uint64 client_id = 1;
+    repeated DapSource sources = 2;
+}
+
+message DapVariables {
+    uint64 client_id = 1;
+    repeated DapVariable variables = 2;
+}
+
+// Remote Debugging: Dap Types
+message DapVariable {
+    string name = 1;
+    string value = 2;
+    optional string type = 3;
+    // optional DapVariablePresentationHint presentation_hint = 4;
+    optional string evaluate_name = 5;
+    uint64 variables_reference = 6;
+    optional uint64 named_variables = 7;
+    optional uint64 indexed_variables = 8;
+    optional string memory_reference = 9;
+}
+
+message DapThread {
+    uint64 id = 1;
+    string name = 2;
+}
+
+message DapScope {
+    string name = 1;
+    optional DapScopePresentationHint presentation_hint = 2;
+    uint64 variables_reference = 3;
+    optional uint64 named_variables = 4;
+    optional uint64 indexed_variables = 5;
+    bool expensive = 6;
+    optional DapSource source = 7;
+    optional uint64 line = 8;
+    optional uint64 column = 9;
+    optional uint64 end_line = 10;
+    optional uint64 end_column = 11;
+}
+
+message DapSource {
+    optional string name = 1;
+    optional string path = 2;
+    optional uint64 source_reference = 3;
+    optional DapSourcePresentationHint presentation_hint = 4;
+    optional string origin = 5;
+    repeated DapSource sources = 6;
+    optional bytes adapter_data = 7;
+    repeated DapChecksum checksums = 8;
+}
+
+enum DapOutputCategory {
+    ConsoleOutput = 0;
+    Important = 1;
+    Stdout = 2;
+    Stderr = 3;
+    Unknown = 4;
+}
+
+enum DapOutputEventGroup {
+    Start = 0;
+    StartCollapsed = 1;
+    End = 2;
+}
+
+message DapOutputEvent {
+    string output = 1;
+    optional DapOutputCategory category = 2;
+    optional uint64 variables_reference = 3;
+    optional DapOutputEventGroup group = 4;
+    optional DapSource source = 5;
+    optional uint32 line = 6;
+    optional uint32 column = 7;
+}
+
+enum DapChecksumAlgorithm {
+    CHECKSUM_ALGORITHM_UNSPECIFIED = 0;
+    MD5 = 1;
+    SHA1 = 2;
+    SHA256 = 3;
+    TIMESTAMP = 4;
+}
+
+message DapChecksum {
+    DapChecksumAlgorithm algorithm = 1;
+    string checksum = 2;
+}
+
+enum DapScopePresentationHint {
+    Arguments = 0;
+    Locals = 1;
+    Registers = 2;
+    ReturnValue = 3;
+    ScopeUnknown = 4;
+}
+
+enum DapSourcePresentationHint {
+    SourceNormal = 0;
+    Emphasize = 1;
+    Deemphasize = 2;
+    SourceUnknown = 3;
+}
+
+enum DapStackPresentationHint {
+    StackNormal = 0;
+    Label = 1;
+    Subtle = 2;
+    StackUnknown = 3;
+}
+
+message DapModule {
+    DapModuleId id = 1;
+    string name = 2;
+    optional string path = 3;
+    optional bool is_optimized = 4;
+    optional bool is_user_code = 5;
+    optional string version = 6;
+    optional string symbol_status = 7;
+    optional string symbol_file_path = 8;
+    optional string date_time_stamp = 9;
+    optional string address_range = 10;
+}
+
+message DapModuleId {
+    oneof id {
+        uint32 number = 1;
+        string string = 2;
+    }
+}

crates/proto/proto/git.proto

@@ -0,0 +1,404 @@
+syntax = "proto3";
+package zed.messages;
+
+import "worktree.proto";
+import "buffer.proto";
+
+message GitBranchesResponse {
+    repeated Branch branches = 1;
+}
+
+message UpdateDiffBases {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+
+    enum Mode {
+        // No collaborator is using the unstaged diff.
+        HEAD_ONLY = 0;
+        // No collaborator is using the diff from HEAD.
+        INDEX_ONLY = 1;
+        // Both the unstaged and uncommitted diffs are demanded,
+        // and the contents of the index and HEAD are the same for this path.
+        INDEX_MATCHES_HEAD = 2;
+        // Both the unstaged and uncommitted diffs are demanded,
+        // and the contents of the index and HEAD differ for this path,
+        // where None means the path doesn't exist in that state of the repo.
+        INDEX_AND_HEAD = 3;
+    }
+
+    optional string staged_text = 3;
+    optional string committed_text = 4;
+    Mode mode = 5;
+}
+
+message OpenUnstagedDiff {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+}
+
+message OpenUnstagedDiffResponse {
+    optional string staged_text = 1;
+}
+
+message OpenUncommittedDiff {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+}
+
+message OpenUncommittedDiffResponse {
+    enum Mode {
+        INDEX_MATCHES_HEAD = 0;
+        INDEX_AND_HEAD = 1;
+    }
+    optional string staged_text = 1;
+    optional string committed_text = 2;
+    Mode mode = 3;
+}
+
+message SetIndexText {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    string path = 4;
+    optional string text = 5;
+}
+
+message GetPermalinkToLine {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Range selection = 3;
+}
+
+message GetPermalinkToLineResponse {
+    string permalink = 1;
+}
+
+message Branch {
+    bool is_head = 1;
+    string name = 2;
+    optional uint64 unix_timestamp = 3;
+    optional GitUpstream upstream = 4;
+    optional CommitSummary most_recent_commit = 5;
+}
+
+message GitUpstream {
+    string ref_name = 1;
+    optional UpstreamTracking tracking = 2;
+}
+
+message UpstreamTracking {
+    uint64 ahead = 1;
+    uint64 behind = 2;
+}
+
+message CommitSummary {
+    string sha = 1;
+    string subject = 2;
+    int64 commit_timestamp = 3;
+}
+
+message GitBranches {
+    uint64 project_id = 1;
+    ProjectPath repository = 2;
+}
+
+
+message UpdateGitBranch {
+    uint64 project_id = 1;
+    string branch_name = 2;
+    ProjectPath repository = 3;
+}
+
+message UpdateRepository {
+    uint64 project_id = 1;
+    uint64 id = 2;
+    string abs_path = 3;
+    repeated uint64 entry_ids = 4;
+    optional Branch branch_summary = 5;
+    repeated StatusEntry updated_statuses = 6;
+    repeated string removed_statuses = 7;
+    repeated string current_merge_conflicts = 8;
+    uint64 scan_id = 9;
+    bool is_last_update = 10;
+}
+
+message RemoveRepository {
+    uint64 project_id = 1;
+    uint64 id = 2;
+}
+
+enum GitStatus {
+    Added = 0;
+    Modified = 1;
+    Conflict = 2;
+    Deleted = 3;
+    Updated = 4;
+    TypeChanged = 5;
+    Renamed = 6;
+    Copied = 7;
+    Unmodified = 8;
+}
+
+message GitFileStatus {
+    oneof variant {
+        Untracked untracked = 1;
+        Ignored ignored = 2;
+        Unmerged unmerged = 3;
+        Tracked tracked = 4;
+    }
+
+    message Untracked {}
+    message Ignored {}
+    message Unmerged {
+        GitStatus first_head = 1;
+        GitStatus second_head = 2;
+    }
+    message Tracked {
+        GitStatus index_status = 1;
+        GitStatus worktree_status = 2;
+    }
+}
+
+message GitGetBranches {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+}
+
+message GitCreateBranch {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    string branch_name = 4;
+}
+
+message GitChangeBranch {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    string branch_name = 4;
+}
+
+message GitDiff {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    DiffType diff_type = 4;
+
+    enum DiffType {
+        HEAD_TO_WORKTREE = 0;
+        HEAD_TO_INDEX = 1;
+    }
+}
+
+message GitDiffResponse {
+    string diff = 1;
+}
+
+message GitInit {
+    uint64 project_id = 1;
+    string abs_path = 2;
+    string fallback_branch_name = 3;
+}
+
+message CheckForPushedCommits {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+}
+
+message CheckForPushedCommitsResponse {
+  repeated string pushed_to = 1;
+}
+
+message GitShow {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    string commit = 4;
+}
+
+message GitCommitDetails {
+    string sha = 1;
+    string message = 2;
+    int64 commit_timestamp = 3;
+    string author_email = 4;
+    string author_name = 5;
+}
+
+message LoadCommitDiff {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    string commit = 4;
+}
+
+message LoadCommitDiffResponse {
+    repeated CommitFile files = 1;
+}
+
+message CommitFile {
+    string path = 1;
+    optional string old_text = 2;
+    optional string new_text = 3;
+}
+
+message GitReset {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    string commit = 4;
+    ResetMode mode = 5;
+    enum ResetMode {
+        SOFT = 0;
+        MIXED = 1;
+    }
+}
+
+message GitCheckoutFiles {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    string commit = 4;
+    repeated string paths = 5;
+}
+
+// Move to `git.proto` once collab's min version is >=0.171.0.
+message StatusEntry {
+    string repo_path = 1;
+    // Can be removed once collab's min version is >=0.171.0.
+    GitStatus simple_status = 2;
+    GitFileStatus status = 3;
+}
+
+message Stage {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    repeated string paths = 4;
+}
+
+message Unstage {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    repeated string paths = 4;
+}
+
+message Commit {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    optional string name = 4;
+    optional string email = 5;
+    string message = 6;
+}
+
+message OpenCommitMessageBuffer {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+}
+
+message Push {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    string remote_name = 4;
+    string branch_name = 5;
+    optional PushOptions options = 6;
+    uint64 askpass_id = 7;
+
+    enum PushOptions {
+        SET_UPSTREAM = 0;
+        FORCE = 1;
+    }
+}
+
+message Fetch {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    uint64 askpass_id = 4;
+}
+
+message GetRemotes {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    optional string branch_name = 4;
+}
+
+message GetRemotesResponse {
+    repeated Remote remotes = 1;
+
+    message Remote {
+        string name = 1;
+    }
+}
+
+message Pull {
+    uint64 project_id = 1;
+    reserved 2;
+    uint64 repository_id = 3;
+    string remote_name = 4;
+    string branch_name = 5;
+    uint64 askpass_id = 6;
+}
+
+message RemoteMessageResponse {
+    string stdout = 1;
+    string stderr = 2;
+}
+
+message BlameBuffer {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    repeated VectorClockEntry version = 3;
+}
+
+message BlameEntry {
+    bytes sha = 1;
+
+    uint32 start_line = 2;
+    uint32 end_line = 3;
+    uint32 original_line_number = 4;
+
+    optional string author = 5;
+    optional string author_mail = 6;
+    optional int64 author_time = 7;
+    optional string author_tz = 8;
+
+    optional string committer = 9;
+    optional string committer_mail = 10;
+    optional int64 committer_time = 11;
+    optional string committer_tz = 12;
+
+    optional string summary = 13;
+    optional string previous = 14;
+
+    string filename = 15;
+}
+
+message CommitMessage {
+    bytes oid = 1;
+    string message = 2;
+}
+
+message CommitPermalink {
+    bytes oid = 1;
+    string permalink = 2;
+}
+
+message BlameBufferResponse {
+    message BlameResponse {
+        repeated BlameEntry entries = 1;
+        repeated CommitMessage messages = 2;
+        optional string remote_url = 4;
+        reserved 3;
+    }
+
+    optional BlameResponse blame_response = 5;
+
+    reserved 1 to 4;
+}

crates/proto/proto/lsp.proto

@@ -0,0 +1,701 @@
+syntax = "proto3";
+package zed.messages;
+
+import "core.proto";
+import "worktree.proto";
+import "buffer.proto";
+
+message GetDefinition {
+     uint64 project_id = 1;
+     uint64 buffer_id = 2;
+     Anchor position = 3;
+     repeated VectorClockEntry version = 4;
+}
+
+message GetDefinitionResponse {
+    repeated LocationLink links = 1;
+}
+
+message GetDeclaration {
+     uint64 project_id = 1;
+     uint64 buffer_id = 2;
+     Anchor position = 3;
+     repeated VectorClockEntry version = 4;
+}
+
+message GetDeclarationResponse {
+    repeated LocationLink links = 1;
+}
+
+message GetTypeDefinition {
+     uint64 project_id = 1;
+     uint64 buffer_id = 2;
+     Anchor position = 3;
+     repeated VectorClockEntry version = 4;
+ }
+
+message GetTypeDefinitionResponse {
+    repeated LocationLink links = 1;
+}
+message GetImplementation {
+     uint64 project_id = 1;
+     uint64 buffer_id = 2;
+     Anchor position = 3;
+     repeated VectorClockEntry version = 4;
+ }
+
+message GetImplementationResponse {
+    repeated LocationLink links = 1;
+}
+
+message GetReferences {
+     uint64 project_id = 1;
+     uint64 buffer_id = 2;
+     Anchor position = 3;
+     repeated VectorClockEntry version = 4;
+ }
+
+message GetReferencesResponse {
+    repeated Location locations = 1;
+}
+
+message GetDocumentHighlights {
+     uint64 project_id = 1;
+     uint64 buffer_id = 2;
+     Anchor position = 3;
+     repeated VectorClockEntry version = 4;
+ }
+
+message GetDocumentHighlightsResponse {
+    repeated DocumentHighlight highlights = 1;
+}
+
+message LocationLink {
+    optional Location origin = 1;
+    Location target = 2;
+}
+
+message DocumentHighlight {
+    Kind kind = 1;
+    Anchor start = 2;
+    Anchor end = 3;
+
+    enum Kind {
+        Text = 0;
+        Read = 1;
+        Write = 2;
+    }
+}
+
+message GetProjectSymbols {
+    uint64 project_id = 1;
+    string query = 2;
+}
+
+message GetProjectSymbolsResponse {
+    repeated Symbol symbols = 4;
+}
+
+message Symbol {
+    uint64 source_worktree_id = 1;
+    uint64 worktree_id = 2;
+    string language_server_name = 3;
+    string name = 4;
+    int32 kind = 5;
+    string path = 6;
+    // Cannot use generate anchors for unopened files,
+    // so we are forced to use point coords instead
+    PointUtf16 start = 7;
+    PointUtf16 end = 8;
+    bytes signature = 9;
+    uint64 language_server_id = 10;
+}
+
+message GetDocumentSymbols {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    repeated VectorClockEntry version = 3;
+}
+
+message GetDocumentSymbolsResponse {
+    repeated DocumentSymbol symbols = 1;
+}
+
+message DocumentSymbol {
+    string name = 1;
+    int32 kind = 2;
+    // Cannot use generate anchors for unopened files,
+    // so we are forced to use point coords instead
+    PointUtf16 start = 3;
+    PointUtf16 end = 4;
+    PointUtf16 selection_start = 5;
+    PointUtf16 selection_end = 6;
+    repeated DocumentSymbol children = 7;
+}
+
+message InlayHints {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor start = 3;
+    Anchor end = 4;
+    repeated VectorClockEntry version = 5;
+}
+
+message InlayHintsResponse {
+    repeated InlayHint hints = 1;
+    repeated VectorClockEntry version = 2;
+}
+
+message PointUtf16 {
+    uint32 row = 1;
+    uint32 column = 2;
+}
+
+message LspExtExpandMacro {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor position = 3;
+}
+
+message LspExtExpandMacroResponse {
+    string name = 1;
+    string expansion = 2;
+}
+
+message LspExtOpenDocs {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor position = 3;
+}
+
+message LspExtOpenDocsResponse {
+    optional string web = 1;
+    optional string local = 2;
+}
+
+message LspExtSwitchSourceHeader {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+}
+
+message LspExtSwitchSourceHeaderResponse {
+    string target_file = 1;
+}
+
+message GetCompletionsResponse {
+    repeated Completion completions = 1;
+    repeated VectorClockEntry version = 2;
+}
+
+message ApplyCompletionAdditionalEdits {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Completion completion = 3;
+}
+
+message ApplyCompletionAdditionalEditsResponse {
+    Transaction transaction = 1;
+}
+
+message Completion {
+    Anchor old_start = 1;
+    Anchor old_end = 2;
+    string new_text = 3;
+    uint64 server_id = 4;
+    bytes lsp_completion = 5;
+    bool resolved = 6;
+    Source source = 7;
+    optional bytes lsp_defaults = 8;
+    optional Anchor buffer_word_start = 9;
+    optional Anchor buffer_word_end = 10;
+
+    enum Source {
+        Lsp = 0;
+        Custom = 1;
+        BufferWord = 2;
+    }
+}
+
+message GetCodeActions {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor start = 3;
+    Anchor end = 4;
+    repeated VectorClockEntry version = 5;
+}
+
+message GetCodeActionsResponse {
+    repeated CodeAction actions = 1;
+    repeated VectorClockEntry version = 2;
+}
+
+message GetSignatureHelp {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor position = 3;
+    repeated VectorClockEntry version = 4;
+}
+
+message GetSignatureHelpResponse {
+    optional SignatureHelp signature_help = 1;
+}
+
+message SignatureHelp {
+    repeated SignatureInformation signatures = 1;
+    optional uint32 active_signature = 2;
+    optional uint32 active_parameter = 3;
+}
+
+message SignatureInformation {
+    string label = 1;
+    optional Documentation documentation = 2;
+    repeated ParameterInformation parameters = 3;
+    optional uint32 active_parameter = 4;
+}
+
+message Documentation {
+    oneof content {
+        string value = 1;
+        MarkupContent markup_content = 2;
+    }
+}
+
+enum MarkupKind {
+    PlainText = 0;
+    Markdown = 1;
+}
+
+message ParameterInformation {
+    oneof label {
+        string simple = 1;
+        LabelOffsets label_offsets = 2;
+    }
+    optional Documentation documentation = 3;
+}
+
+message LabelOffsets {
+    uint32 start = 1;
+    uint32 end = 2;
+}
+
+message GetHover {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor position = 3;
+    repeated VectorClockEntry version = 5;
+}
+
+message GetHoverResponse {
+    optional Anchor start = 1;
+    optional Anchor end = 2;
+    repeated HoverBlock contents = 3;
+}
+
+message HoverBlock {
+    string text = 1;
+    optional string language = 2;
+    bool is_markdown = 3;
+}
+
+message ApplyCodeAction {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    CodeAction action = 3;
+}
+
+message ApplyCodeActionResponse {
+    ProjectTransaction transaction = 1;
+}
+
+message PrepareRename {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor position = 3;
+    repeated VectorClockEntry version = 4;
+}
+
+message PrepareRenameResponse {
+    bool can_rename = 1;
+    Anchor start = 2;
+    Anchor end = 3;
+    repeated VectorClockEntry version = 4;
+    bool only_unprepared_rename_supported = 5;
+}
+
+message PerformRename {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor position = 3;
+    string new_name = 4;
+    repeated VectorClockEntry version = 5;
+}
+
+message OnTypeFormatting {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor position = 3;
+    string trigger = 4;
+    repeated VectorClockEntry version = 5;
+}
+
+message OnTypeFormattingResponse {
+    Transaction transaction = 1;
+}
+
+
+message LinkedEditingRange {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor position = 3;
+    repeated VectorClockEntry version = 4;
+}
+
+message LinkedEditingRangeResponse {
+    repeated AnchorRange items = 1;
+    repeated VectorClockEntry version = 4;
+}
+
+message InlayHint {
+    Anchor position = 1;
+    InlayHintLabel label = 2;
+    optional string kind = 3;
+    bool padding_left = 4;
+    bool padding_right = 5;
+    InlayHintTooltip tooltip = 6;
+    ResolveState resolve_state = 7;
+}
+
+message InlayHintLabel {
+    oneof label {
+        string value = 1;
+        InlayHintLabelParts label_parts = 2;
+    }
+}
+
+message InlayHintLabelParts {
+    repeated InlayHintLabelPart parts = 1;
+}
+
+message InlayHintLabelPart {
+    string value = 1;
+    InlayHintLabelPartTooltip tooltip = 2;
+    optional string location_url = 3;
+    PointUtf16 location_range_start = 4;
+    PointUtf16 location_range_end = 5;
+    optional uint64 language_server_id = 6;
+}
+
+message InlayHintTooltip {
+    oneof content {
+        string value = 1;
+        MarkupContent markup_content = 2;
+    }
+}
+
+message InlayHintLabelPartTooltip {
+    oneof content {
+        string value = 1;
+        MarkupContent markup_content = 2;
+    }
+}
+
+message ResolveState {
+    State state = 1;
+    LspResolveState lsp_resolve_state = 2;
+
+    enum State {
+        Resolved = 0;
+        CanResolve = 1;
+        Resolving = 2;
+    }
+
+    message LspResolveState {
+        optional string value = 1;
+        uint64 server_id = 2;
+    }
+}
+
+// This type is used to resolve more than just
+// the documentation, but for backwards-compatibility
+// reasons we can't rename the type.
+message ResolveCompletionDocumentation {
+    uint64 project_id = 1;
+    uint64 language_server_id = 2;
+    bytes lsp_completion = 3;
+    uint64 buffer_id = 4;
+}
+
+message ResolveCompletionDocumentationResponse {
+    string documentation = 1;
+    bool documentation_is_markdown = 2;
+    Anchor old_start = 3;
+    Anchor old_end = 4;
+    string new_text = 5;
+    bytes lsp_completion = 6;
+}
+
+message ResolveInlayHint {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    uint64 language_server_id = 3;
+    InlayHint hint = 4;
+}
+
+message ResolveInlayHintResponse {
+    InlayHint hint = 1;
+}
+
+message RefreshInlayHints {
+    uint64 project_id = 1;
+}
+
+message CodeLens {
+    bytes lsp_lens = 1;
+}
+
+message GetCodeLens {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    repeated VectorClockEntry version = 3;
+}
+
+message GetCodeLensResponse {
+    repeated CodeAction lens_actions = 1;
+    repeated VectorClockEntry version = 2;
+}
+
+message RefreshCodeLens {
+    uint64 project_id = 1;
+}
+
+message MarkupContent {
+    bool is_markdown = 1;
+    string value = 2;
+}
+
+message PerformRenameResponse {
+    ProjectTransaction transaction = 2;
+}
+
+message CodeAction {
+    uint64 server_id = 1;
+    Anchor start = 2;
+    Anchor end = 3;
+    bytes lsp_action = 4;
+    Kind kind = 5;
+    bool resolved = 6;
+    enum Kind {
+        Action = 0;
+        Command = 1;
+        CodeLens = 2;
+    }
+}
+
+message LanguageServer {
+    uint64 id = 1;
+    string name = 2;
+    optional uint64 worktree_id = 3;
+}
+
+message StartLanguageServer {
+    uint64 project_id = 1;
+    LanguageServer server = 2;
+}
+
+message UpdateDiagnosticSummary {
+    uint64 project_id = 1;
+    uint64 worktree_id = 2;
+    DiagnosticSummary summary = 3;
+}
+
+message DiagnosticSummary {
+    string path = 1;
+    uint64 language_server_id = 2;
+    uint32 error_count = 3;
+    uint32 warning_count = 4;
+}
+
+message UpdateLanguageServer {
+    uint64 project_id = 1;
+    uint64 language_server_id = 2;
+    oneof variant {
+        LspWorkStart work_start = 3;
+        LspWorkProgress work_progress = 4;
+        LspWorkEnd work_end = 5;
+        LspDiskBasedDiagnosticsUpdating disk_based_diagnostics_updating = 6;
+        LspDiskBasedDiagnosticsUpdated disk_based_diagnostics_updated = 7;
+    }
+}
+
+message LspWorkStart {
+    string token = 1;
+    optional string title = 4;
+    optional string message = 2;
+    optional uint32 percentage = 3;
+    optional bool is_cancellable = 5;
+}
+
+message LspWorkProgress {
+    string token = 1;
+    optional string message = 2;
+    optional uint32 percentage = 3;
+    optional bool is_cancellable = 4;
+}
+
+message LspWorkEnd {
+    string token = 1;
+}
+
+message LspDiskBasedDiagnosticsUpdating {}
+
+message LspDiskBasedDiagnosticsUpdated {}
+
+message LanguageServerLog {
+    uint64 project_id = 1;
+    uint64 language_server_id = 2;
+    oneof log_type {
+        uint32 log_message_type = 3;
+        LspLogTrace log_trace = 4;
+    }
+    string message = 5;
+}
+
+message LspLogTrace {
+    optional string message = 1;
+}
+
+message ApplyCodeActionKind {
+    uint64 project_id = 1;
+    string kind = 2;
+    repeated uint64 buffer_ids = 3;
+}
+
+message ApplyCodeActionKindResponse {
+    ProjectTransaction transaction = 1;
+}
+
+message RegisterBufferWithLanguageServers {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+}
+
+enum FormatTrigger {
+    Save = 0;
+    Manual = 1;
+}
+
+message OpenBufferForSymbol {
+    uint64 project_id = 1;
+    Symbol symbol = 2;
+}
+
+message OpenBufferForSymbolResponse {
+    uint64 buffer_id = 1;
+}
+
+message FormatBuffers {
+    uint64 project_id = 1;
+    FormatTrigger trigger = 2;
+    repeated uint64 buffer_ids = 3;
+}
+
+message FormatBuffersResponse {
+    ProjectTransaction transaction = 1;
+}
+
+message GetCompletions {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    Anchor position = 3;
+    repeated VectorClockEntry version = 4;
+}
+
+message CancelLanguageServerWork {
+    uint64 project_id = 1;
+
+    oneof work {
+        Buffers buffers = 2;
+        LanguageServerWork language_server_work = 3;
+    }
+
+    message Buffers {
+        repeated uint64 buffer_ids = 2;
+    }
+
+    message LanguageServerWork {
+        uint64 language_server_id = 1;
+        optional string token = 2;
+    }
+}
+
+message LanguageServerPromptRequest {
+    uint64 project_id = 1;
+
+    oneof level {
+        Info info = 2;
+        Warning warning = 3;
+        Critical critical = 4;
+    }
+
+    message Info {}
+    message Warning {}
+    message Critical {}
+
+    string message = 5;
+    repeated string actions = 6;
+    string lsp_name = 7;
+}
+
+message LanguageServerPromptResponse {
+    optional uint64 action_response = 1;
+}
+
+message MultiLspQuery {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    repeated VectorClockEntry version = 3;
+    oneof strategy {
+        AllLanguageServers all = 4;
+    }
+    oneof request {
+        GetHover get_hover = 5;
+        GetCodeActions get_code_actions = 6;
+        GetSignatureHelp get_signature_help = 7;
+        GetCodeLens get_code_lens = 8;
+    }
+}
+
+message AllLanguageServers {}
+
+message RestartLanguageServers {
+    uint64 project_id = 1;
+    repeated uint64 buffer_ids = 2;
+}
+
+message StopLanguageServers {
+    uint64 project_id = 1;
+    repeated uint64 buffer_ids = 2;
+}
+
+message MultiLspQueryResponse {
+    repeated LspResponse responses = 1;
+}
+
+message LspResponse {
+    oneof response {
+        GetHoverResponse get_hover_response = 1;
+        GetCodeActionsResponse get_code_actions_response = 2;
+        GetSignatureHelpResponse get_signature_help_response = 3;
+        GetCodeLensResponse get_code_lens_response = 4;
+    }
+}
+
+message LanguageServerIdForName {
+    uint64 project_id = 1;
+    uint64 buffer_id = 2;
+    string name = 3;
+}
+
+message LanguageServerIdForNameResponse {
+    optional uint64 server_id = 1;
+}

crates/proto/proto/notification.proto

@@ -0,0 +1,37 @@
+syntax = "proto3";
+package zed.messages;
+
+message GetNotifications {
+    optional uint64 before_id = 1;
+}
+
+message AddNotification {
+    Notification notification = 1;
+}
+
+message GetNotificationsResponse {
+    repeated Notification notifications = 1;
+    bool done = 2;
+}
+
+message DeleteNotification {
+    uint64 notification_id = 1;
+}
+
+message UpdateNotification {
+    Notification notification = 1;
+}
+
+message MarkNotificationRead {
+    uint64 notification_id = 1;
+}
+
+message Notification {
+    uint64 id = 1;
+    uint64 timestamp = 2;
+    string kind = 3;
+    optional uint64 entity_id = 4;
+    string content = 5;
+    bool is_read = 6;
+    optional bool response = 7;
+}

crates/proto/proto/task.proto

@@ -0,0 +1,42 @@
+syntax = "proto3";
+package zed.messages;
+
+import "buffer.proto";
+
+message TaskContextForLocation {
+    uint64 project_id = 1;
+    Location location = 2;
+    map<string, string> task_variables = 3;
+}
+
+message TaskContext {
+    optional string cwd = 1;
+    map<string, string> task_variables = 2;
+    map<string, string> project_env = 3;
+}
+
+message Shell {
+    message WithArguments {
+        string program = 1;
+        repeated string args = 2;
+    }
+
+    oneof shell_type {
+        System system = 1;
+        string program = 2;
+        WithArguments with_arguments = 3;
+    }
+}
+
+message System {}
+
+enum RevealStrategy {
+    RevealAlways = 0;
+    RevealNever = 1;
+}
+
+enum HideStrategy {
+    HideAlways = 0;
+    HideNever = 1;
+    HideOnSuccess = 2;
+}

crates/proto/proto/toolchain.proto

@@ -0,0 +1,45 @@
+syntax = "proto3";
+package zed.messages;
+
+message ListToolchains {
+    uint64 project_id = 1;
+    uint64 worktree_id = 2;
+    string language_name = 3;
+    optional string path = 4;
+}
+
+message Toolchain {
+    string name = 1;
+    string path = 2;
+    string raw_json = 3;
+}
+
+message ToolchainGroup {
+    uint64 start_index = 1;
+    string name = 2;
+}
+
+message ListToolchainsResponse {
+    repeated Toolchain toolchains = 1;
+    bool has_values = 2;
+    repeated ToolchainGroup groups = 3;
+}
+
+message ActivateToolchain {
+    uint64 project_id = 1;
+    uint64 worktree_id = 2;
+    Toolchain toolchain = 3;
+    string language_name = 4;
+    optional string path = 5;
+}
+
+message ActiveToolchain {
+    uint64 project_id = 1;
+    uint64 worktree_id = 2;
+    string language_name = 3;
+    optional string path = 4;
+}
+
+message ActiveToolchainResponse {
+    optional Toolchain toolchain = 1;
+}

crates/proto/proto/worktree.proto

@@ -0,0 +1,150 @@
+syntax = "proto3";
+package zed.messages;
+
+message Timestamp {
+    uint64 seconds = 1;
+    uint32 nanos = 2;
+}
+
+message File {
+    uint64 worktree_id = 1;
+    optional uint64 entry_id = 2;
+    string path = 3;
+    Timestamp mtime = 4;
+    bool is_deleted = 5;
+}
+
+message Entry {
+    uint64 id = 1;
+    bool is_dir = 2;
+    string path = 3;
+    uint64 inode = 4;
+    Timestamp mtime = 5;
+    bool is_ignored = 7;
+    bool is_external = 8;
+    reserved 6;
+    reserved 9;
+    bool is_fifo = 10;
+    optional uint64 size = 11;
+    optional string canonical_path = 12;
+}
+
+message AddWorktree {
+    string path = 1;
+    uint64 project_id = 2;
+    bool visible = 3;
+}
+
+message AddWorktreeResponse {
+    uint64 worktree_id = 1;
+    string canonicalized_path = 2;
+}
+
+message RemoveWorktree {
+    uint64 worktree_id = 1;
+}
+
+message GetPathMetadata {
+    uint64 project_id = 1;
+    string path = 2;
+}
+
+message GetPathMetadataResponse {
+    bool exists = 1;
+    string path = 2;
+    bool is_dir = 3;
+}
+
+message WorktreeMetadata {
+    uint64 id = 1;
+    string root_name = 2;
+    bool visible = 3;
+    string abs_path = 4;
+}
+
+message ProjectPath {
+    uint64 worktree_id = 1;
+    string path = 2;
+}
+
+message ListRemoteDirectoryConfig {
+    bool is_dir = 1;
+}
+
+message ListRemoteDirectory {
+    uint64 dev_server_id = 1;
+    string path = 2;
+    ListRemoteDirectoryConfig config = 3;
+}
+
+message EntryInfo {
+    bool is_dir = 1;
+}
+
+message ListRemoteDirectoryResponse {
+    repeated string entries = 1;
+    repeated EntryInfo entry_info = 2;
+}
+
+message CreateProjectEntry {
+    uint64 project_id = 1;
+    uint64 worktree_id = 2;
+    string path = 3;
+    bool is_directory = 4;
+}
+
+message RenameProjectEntry {
+    uint64 project_id = 1;
+    uint64 entry_id = 2;
+    string new_path = 3;
+}
+
+message CopyProjectEntry {
+    uint64 project_id = 1;
+    uint64 entry_id = 2;
+    string new_path = 3;
+    optional string relative_worktree_source_path = 4;
+}
+
+message DeleteProjectEntry {
+    uint64 project_id = 1;
+    uint64 entry_id = 2;
+    bool use_trash = 3;
+}
+
+message ExpandProjectEntry {
+    uint64 project_id = 1;
+    uint64 entry_id = 2;
+}
+
+message ExpandProjectEntryResponse {
+    uint64 worktree_scan_id = 1;
+}
+
+message ExpandAllForProjectEntry {
+    uint64 project_id = 1;
+    uint64 entry_id = 2;
+}
+
+message ExpandAllForProjectEntryResponse {
+    uint64 worktree_scan_id = 1;
+}
+
+message ProjectEntryResponse {
+    optional Entry entry = 1;
+    uint64 worktree_scan_id = 2;
+}
+
+message UpdateWorktreeSettings {
+    uint64 project_id = 1;
+    uint64 worktree_id = 2;
+    string path = 3;
+    optional string content = 4;
+    optional LocalSettingsKind kind = 5;
+}
+
+enum LocalSettingsKind {
+    Settings = 0;
+    Tasks = 1;
+    Editorconfig = 2;
+}

crates/proto/src/proto.rs

@@ -5,195 +5,20 @@ mod macros;
 mod typed_envelope;
 
 pub use error::*;
-pub use typed_envelope::*;
-
 pub use prost::{DecodeError, Message};
-use serde::Serialize;
 use std::{
-    any::{Any, TypeId},
     cmp,
-    fmt::{self, Debug},
+    fmt::Debug,
     iter, mem,
-    path::{Path, PathBuf},
-    sync::Arc,
     time::{Duration, SystemTime, UNIX_EPOCH},
 };
+pub use typed_envelope::*;
 
 include!(concat!(env!("OUT_DIR"), "/zed.messages.rs"));
 
 pub const SSH_PEER_ID: PeerId = PeerId { owner_id: 0, id: 0 };
 pub const SSH_PROJECT_ID: u64 = 0;
 
-pub trait EnvelopedMessage: Clone + Debug + Serialize + Sized + Send + Sync + 'static {
-    const NAME: &'static str;
-    const PRIORITY: MessagePriority;
-    fn into_envelope(
-        self,
-        id: u32,
-        responding_to: Option<u32>,
-        original_sender_id: Option<PeerId>,
-    ) -> Envelope;
-    fn from_envelope(envelope: Envelope) -> Option<Self>;
-}
-
-pub trait EntityMessage: EnvelopedMessage {
-    type Entity;
-    fn remote_entity_id(&self) -> u64;
-}
-
-pub trait RequestMessage: EnvelopedMessage {
-    type Response: EnvelopedMessage;
-}
-
-pub trait AnyTypedEnvelope: 'static + Send + Sync {
-    fn payload_type_id(&self) -> TypeId;
-    fn payload_type_name(&self) -> &'static str;
-    fn as_any(&self) -> &dyn Any;
-    fn into_any(self: Box<Self>) -> Box<dyn Any + Send + Sync>;
-    fn is_background(&self) -> bool;
-    fn original_sender_id(&self) -> Option<PeerId>;
-    fn sender_id(&self) -> PeerId;
-    fn message_id(&self) -> u32;
-}
-
-pub enum MessagePriority {
-    Foreground,
-    Background,
-}
-
-impl<T: EnvelopedMessage> AnyTypedEnvelope for TypedEnvelope<T> {
-    fn payload_type_id(&self) -> TypeId {
-        TypeId::of::<T>()
-    }
-
-    fn payload_type_name(&self) -> &'static str {
-        T::NAME
-    }
-
-    fn as_any(&self) -> &dyn Any {
-        self
-    }
-
-    fn into_any(self: Box<Self>) -> Box<dyn Any + Send + Sync> {
-        self
-    }
-
-    fn is_background(&self) -> bool {
-        matches!(T::PRIORITY, MessagePriority::Background)
-    }
-
-    fn original_sender_id(&self) -> Option<PeerId> {
-        self.original_sender_id
-    }
-
-    fn sender_id(&self) -> PeerId {
-        self.sender_id
-    }
-
-    fn message_id(&self) -> u32 {
-        self.message_id
-    }
-}
-
-impl PeerId {
-    pub fn from_u64(peer_id: u64) -> Self {
-        let owner_id = (peer_id >> 32) as u32;
-        let id = peer_id as u32;
-        Self { owner_id, id }
-    }
-
-    pub fn as_u64(self) -> u64 {
-        ((self.owner_id as u64) << 32) | (self.id as u64)
-    }
-}
-
-impl Copy for PeerId {}
-
-impl Eq for PeerId {}
-
-impl Ord for PeerId {
-    fn cmp(&self, other: &Self) -> cmp::Ordering {
-        self.owner_id
-            .cmp(&other.owner_id)
-            .then_with(|| self.id.cmp(&other.id))
-    }
-}
-
-impl PartialOrd for PeerId {
-    fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {
-        Some(self.cmp(other))
-    }
-}
-
-impl std::hash::Hash for PeerId {
-    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
-        self.owner_id.hash(state);
-        self.id.hash(state);
-    }
-}
-
-impl fmt::Display for PeerId {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "{}/{}", self.owner_id, self.id)
-    }
-}
-
-pub trait FromProto {
-    fn from_proto(proto: String) -> Self;
-}
-
-pub trait ToProto {
-    fn to_proto(self) -> String;
-}
-
-impl FromProto for PathBuf {
-    #[cfg(target_os = "windows")]
-    fn from_proto(proto: String) -> Self {
-        proto.split("/").collect()
-    }
-
-    #[cfg(not(target_os = "windows"))]
-    fn from_proto(proto: String) -> Self {
-        PathBuf::from(proto)
-    }
-}
-
-impl FromProto for Arc<Path> {
-    fn from_proto(proto: String) -> Self {
-        PathBuf::from_proto(proto).into()
-    }
-}
-
-impl ToProto for PathBuf {
-    #[cfg(target_os = "windows")]
-    fn to_proto(self) -> String {
-        self.components()
-            .map(|comp| comp.as_os_str().to_string_lossy().to_string())
-            .collect::<Vec<_>>()
-            .join("/")
-    }
-
-    #[cfg(not(target_os = "windows"))]
-    fn to_proto(self) -> String {
-        self.to_string_lossy().to_string()
-    }
-}
-
-impl ToProto for &Path {
-    #[cfg(target_os = "windows")]
-    fn to_proto(self) -> String {
-        self.components()
-            .map(|comp| comp.as_os_str().to_string_lossy().to_string())
-            .collect::<Vec<_>>()
-            .join("/")
-    }
-
-    #[cfg(not(target_os = "windows"))]
-    fn to_proto(self) -> String {
-        self.to_string_lossy().to_string()
-    }
-}
-
 messages!(
     (AcceptTermsOfService, Foreground),
     (AcceptTermsOfServiceResponse, Foreground),
@@ -949,6 +774,8 @@ mod tests {
     #[test]
     #[cfg(target_os = "windows")]
     fn test_proto() {
+        use std::path::PathBuf;
+
         fn generate_proto_path(path: PathBuf) -> PathBuf {
             let proto = path.to_proto();
             PathBuf::from_proto(proto)

crates/proto/src/typed_envelope.rs

@@ -1,7 +1,185 @@
-use crate::{PeerId, RequestMessage};
+use crate::{Envelope, PeerId};
 use anyhow::{Result, anyhow};
+use serde::Serialize;
+use std::{
+    any::{Any, TypeId},
+    cmp,
+    fmt::{self, Debug},
+    path::{Path, PathBuf},
+    sync::Arc,
+};
 use std::{marker::PhantomData, time::Instant};
 
+pub trait EnvelopedMessage: Clone + Debug + Serialize + Sized + Send + Sync + 'static {
+    const NAME: &'static str;
+    const PRIORITY: MessagePriority;
+    fn into_envelope(
+        self,
+        id: u32,
+        responding_to: Option<u32>,
+        original_sender_id: Option<PeerId>,
+    ) -> Envelope;
+    fn from_envelope(envelope: Envelope) -> Option<Self>;
+}
+
+pub trait EntityMessage: EnvelopedMessage {
+    type Entity;
+    fn remote_entity_id(&self) -> u64;
+}
+
+pub trait RequestMessage: EnvelopedMessage {
+    type Response: EnvelopedMessage;
+}
+
+pub trait AnyTypedEnvelope: 'static + Send + Sync {
+    fn payload_type_id(&self) -> TypeId;
+    fn payload_type_name(&self) -> &'static str;
+    fn as_any(&self) -> &dyn Any;
+    fn into_any(self: Box<Self>) -> Box<dyn Any + Send + Sync>;
+    fn is_background(&self) -> bool;
+    fn original_sender_id(&self) -> Option<PeerId>;
+    fn sender_id(&self) -> PeerId;
+    fn message_id(&self) -> u32;
+}
+
+pub enum MessagePriority {
+    Foreground,
+    Background,
+}
+
+impl<T: EnvelopedMessage> AnyTypedEnvelope for TypedEnvelope<T> {
+    fn payload_type_id(&self) -> TypeId {
+        TypeId::of::<T>()
+    }
+
+    fn payload_type_name(&self) -> &'static str {
+        T::NAME
+    }
+
+    fn as_any(&self) -> &dyn Any {
+        self
+    }
+
+    fn into_any(self: Box<Self>) -> Box<dyn Any + Send + Sync> {
+        self
+    }
+
+    fn is_background(&self) -> bool {
+        matches!(T::PRIORITY, MessagePriority::Background)
+    }
+
+    fn original_sender_id(&self) -> Option<PeerId> {
+        self.original_sender_id
+    }
+
+    fn sender_id(&self) -> PeerId {
+        self.sender_id
+    }
+
+    fn message_id(&self) -> u32 {
+        self.message_id
+    }
+}
+
+impl PeerId {
+    pub fn from_u64(peer_id: u64) -> Self {
+        let owner_id = (peer_id >> 32) as u32;
+        let id = peer_id as u32;
+        Self { owner_id, id }
+    }
+
+    pub fn as_u64(self) -> u64 {
+        ((self.owner_id as u64) << 32) | (self.id as u64)
+    }
+}
+
+impl Copy for PeerId {}
+
+impl Eq for PeerId {}
+
+impl Ord for PeerId {
+    fn cmp(&self, other: &Self) -> cmp::Ordering {
+        self.owner_id
+            .cmp(&other.owner_id)
+            .then_with(|| self.id.cmp(&other.id))
+    }
+}
+
+impl PartialOrd for PeerId {
+    fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {
+        Some(self.cmp(other))
+    }
+}
+
+impl std::hash::Hash for PeerId {
+    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
+        self.owner_id.hash(state);
+        self.id.hash(state);
+    }
+}
+
+impl fmt::Display for PeerId {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "{}/{}", self.owner_id, self.id)
+    }
+}
+
+pub trait FromProto {
+    fn from_proto(proto: String) -> Self;
+}
+
+pub trait ToProto {
+    fn to_proto(self) -> String;
+}
+
+impl FromProto for PathBuf {
+    #[cfg(target_os = "windows")]
+    fn from_proto(proto: String) -> Self {
+        proto.split("/").collect()
+    }
+
+    #[cfg(not(target_os = "windows"))]
+    fn from_proto(proto: String) -> Self {
+        PathBuf::from(proto)
+    }
+}
+
+impl FromProto for Arc<Path> {
+    fn from_proto(proto: String) -> Self {
+        PathBuf::from_proto(proto).into()
+    }
+}
+
+impl ToProto for PathBuf {
+    #[cfg(target_os = "windows")]
+    fn to_proto(self) -> String {
+        self.components()
+            .map(|comp| comp.as_os_str().to_string_lossy().to_string())
+            .collect::<Vec<_>>()
+            .join("/")
+    }
+
+    #[cfg(not(target_os = "windows"))]
+    fn to_proto(self) -> String {
+        self.to_string_lossy().to_string()
+    }
+}
+
+impl ToProto for &Path {
+    #[cfg(target_os = "windows")]
+    fn to_proto(self) -> String {
+        self.components()
+            .map(|comp| comp.as_os_str().to_string_lossy().to_string())
+            .collect::<Vec<_>>()
+            .join("/")
+    }
+
+    #[cfg(not(target_os = "windows"))]
+    fn to_proto(self) -> String {
+        self.to_string_lossy().to_string()
+    }
+}
+
 pub struct Receipt<T> {
     pub sender_id: PeerId,
     pub message_id: u32,

crates/rpc/src/message_stream.rs

@@ -1,9 +1,11 @@
 #![allow(non_snake_case)]
 
+pub use ::proto::*;
+
 use anyhow::anyhow;
 use async_tungstenite::tungstenite::Message as WebSocketMessage;
 use futures::{SinkExt as _, StreamExt as _};
-pub use proto::{Message as _, *};
+use proto::Message as _;
 use std::time::Instant;
 use std::{fmt::Debug, io};
 
@@ -32,10 +34,6 @@ impl<S> MessageStream<S> {
             encoding_buffer: Vec::new(),
         }
     }
-
-    pub fn inner_mut(&mut self) -> &mut S {
-        &mut self.stream
-    }
 }
 
 impl<S> MessageStream<S>

crates/rpc/src/peer.rs

@@ -1,8 +1,8 @@
 use super::{
     Connection,
+    message_stream::{Message, MessageStream},
     proto::{
-        self, AnyTypedEnvelope, EnvelopedMessage, MessageStream, PeerId, Receipt, RequestMessage,
-        TypedEnvelope,
+        self, AnyTypedEnvelope, EnvelopedMessage, PeerId, Receipt, RequestMessage, TypedEnvelope,
     },
 };
 use anyhow::{Context as _, Result, anyhow};
@@ -67,7 +67,7 @@ pub struct Peer {
 #[derive(Clone, Serialize)]
 pub struct ConnectionState {
     #[serde(skip)]
-    outgoing_tx: mpsc::UnboundedSender<proto::Message>,
+    outgoing_tx: mpsc::UnboundedSender<Message>,
     next_message_id: Arc<AtomicU32>,
     #[allow(clippy::type_complexity)]
     #[serde(skip)]
@@ -209,7 +209,7 @@ impl Peer {
                         _ = keepalive_timer => {
                             tracing::trace!(%connection_id, "keepalive interval: pinging");
                             futures::select_biased! {
-                                result = writer.write(proto::Message::Ping).fuse() => {
+                                result = writer.write(Message::Ping).fuse() => {
                                     tracing::trace!(%connection_id, "keepalive interval: done pinging");
                                     result.context("failed to send keepalive")?;
                                     tracing::trace!(%connection_id, "keepalive interval: resetting after pinging");
@@ -226,7 +226,7 @@ impl Peer {
                             tracing::trace!(%connection_id, "incoming rpc message: received");
                             tracing::trace!(%connection_id, "receive timeout: resetting");
                             receive_timeout.set(create_timer(RECEIVE_TIMEOUT).fuse());
-                            if let (proto::Message::Envelope(incoming), received_at) = incoming {
+                            if let (Message::Envelope(incoming), received_at) = incoming {
                                 tracing::trace!(%connection_id, "incoming rpc message: processing");
                                 futures::select_biased! {
                                     result = incoming_tx.send((incoming, received_at)).fuse() => match result {
@@ -469,7 +469,7 @@ impl Peer {
                 .insert(envelope.id, tx);
             connection
                 .outgoing_tx
-                .unbounded_send(proto::Message::Envelope(envelope))
+                .unbounded_send(Message::Envelope(envelope))
                 .map_err(|_| anyhow!("connection was closed"))?;
             Ok(())
         });
@@ -500,7 +500,7 @@ impl Peer {
                 .insert(message_id, tx);
             connection
                 .outgoing_tx
-                .unbounded_send(proto::Message::Envelope(
+                .unbounded_send(Message::Envelope(
                     request.into_envelope(message_id, None, None),
                 ))
                 .map_err(|_| anyhow!("connection was closed"))?;
@@ -545,11 +545,9 @@ impl Peer {
         let message_id = connection
             .next_message_id
             .fetch_add(1, atomic::Ordering::SeqCst);
-        connection
-            .outgoing_tx
-            .unbounded_send(proto::Message::Envelope(
-                message.into_envelope(message_id, None, None),
-            ))?;
+        connection.outgoing_tx.unbounded_send(Message::Envelope(
+            message.into_envelope(message_id, None, None),
+        ))?;
         Ok(())
     }
 
@@ -557,7 +555,7 @@ impl Peer {
         let connection = self.connection_state(receiver_id)?;
         connection
             .outgoing_tx
-            .unbounded_send(proto::Message::Envelope(message))?;
+            .unbounded_send(Message::Envelope(message))?;
         Ok(())
     }
 
@@ -573,7 +571,7 @@ impl Peer {
             .fetch_add(1, atomic::Ordering::SeqCst);
         connection
             .outgoing_tx
-            .unbounded_send(proto::Message::Envelope(message.into_envelope(
+            .unbounded_send(Message::Envelope(message.into_envelope(
                 message_id,
                 None,
                 Some(sender_id.into()),
@@ -592,7 +590,7 @@ impl Peer {
             .fetch_add(1, atomic::Ordering::SeqCst);
         connection
             .outgoing_tx
-            .unbounded_send(proto::Message::Envelope(response.into_envelope(
+            .unbounded_send(Message::Envelope(response.into_envelope(
                 message_id,
                 Some(receipt.message_id),
                 None,
@@ -610,7 +608,7 @@ impl Peer {
 
         connection
             .outgoing_tx
-            .unbounded_send(proto::Message::Envelope(message.into_envelope(
+            .unbounded_send(Message::Envelope(message.into_envelope(
                 message_id,
                 Some(receipt.message_id),
                 None,
@@ -629,7 +627,7 @@ impl Peer {
             .fetch_add(1, atomic::Ordering::SeqCst);
         connection
             .outgoing_tx
-            .unbounded_send(proto::Message::Envelope(response.into_envelope(
+            .unbounded_send(Message::Envelope(response.into_envelope(
                 message_id,
                 Some(receipt.message_id),
                 None,
@@ -652,7 +650,7 @@ impl Peer {
             .fetch_add(1, atomic::Ordering::SeqCst);
         connection
             .outgoing_tx
-            .unbounded_send(proto::Message::Envelope(response.into_envelope(
+            .unbounded_send(Message::Envelope(response.into_envelope(
                 message_id,
                 Some(request_message_id),
                 None,

crates/rpc/src/rpc.rs

@@ -2,15 +2,16 @@ pub mod auth;
 mod conn;
 mod extension;
 mod llm;
+mod message_stream;
 mod notification;
 mod peer;
-pub mod proto;
 
 pub use conn::Connection;
 pub use extension::*;
 pub use llm::*;
 pub use notification::*;
 pub use peer::*;
+pub use proto;
 pub use proto::{Receipt, TypedEnvelope, error::*};
 mod macros;