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feat: load project file list from git if available

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If the loading project has a git repository we now load the file list from git
instead of scanning the directory tree. This gives us automatic .gitignore
support.
This commit is contained in:
CJ van den Berg 2025-04-22 21:19:29 +02:00
parent 1a0d4ca7b2
commit ba5dc35913
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
2 changed files with 105 additions and 50 deletions
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120
src/Project.zig
View file

@ -11,23 +11,35 @@ const git = @import("git");
const builtin = @import("builtin");
const LSP = @import("LSP.zig");
const walk_tree = @import("walk_tree.zig");
allocator: std.mem.Allocator,
name: []const u8,
files: std.ArrayList(File),
pending: std.ArrayList(File),
files: std.ArrayListUnmanaged(File) = .empty,
pending: std.ArrayListUnmanaged(File) = .empty,
longest_file_path: usize = 0,
open_time: i64,
language_servers: std.StringHashMap(LSP),
file_language_server: std.StringHashMap(LSP),
tasks: std.ArrayList(Task),
persistent: bool = false,
logger: log.Logger,
logger_lsp: log.Logger,
logger_git: log.Logger,
workspace: ?[]const u8 = null,
branch: ?[]const u8 = null,
walker: ?tp.pid = null,
// async task states
state: struct {
walk_tree: State = .none,
workspace_path: State = .none,
current_branch: State = .none,
workspace_files: State = .none,
} = .{},
const Self = @This();
const OutOfMemoryError = error{OutOfMemory};
@ -55,22 +67,24 @@ const Task = struct {
mtime: i64,
};
const State = enum { none, running, done, failed };
pub fn init(allocator: std.mem.Allocator, name: []const u8) OutOfMemoryError!Self {
return .{
.allocator = allocator,
.name = try allocator.dupe(u8, name),
.files = std.ArrayList(File).init(allocator),
.pending = std.ArrayList(File).init(allocator),
.open_time = std.time.milliTimestamp(),
.language_servers = std.StringHashMap(LSP).init(allocator),
.file_language_server = std.StringHashMap(LSP).init(allocator),
.tasks = std.ArrayList(Task).init(allocator),
.logger = log.logger("project"),
.logger_lsp = log.logger("lsp"),
.logger_git = log.logger("git"),
};
}
pub fn deinit(self: *Self) void {
if (self.walker) |pid| pid.send(.{"stop"}) catch {};
if (self.workspace) |p| self.allocator.free(p);
if (self.branch) |p| self.allocator.free(p);
var i_ = self.file_language_server.iterator();
@ -83,11 +97,13 @@ pub fn deinit(self: *Self) void {
p.value_ptr.*.term();
}
for (self.files.items) |file| self.allocator.free(file.path);
self.files.deinit();
self.files.deinit(self.allocator);
self.pending.deinit(self.allocator);
for (self.tasks.items) |task| self.allocator.free(task.command);
self.tasks.deinit();
self.logger_lsp.deinit();
self.logger_git.deinit();
self.logger.deinit();
self.allocator.free(self.name);
}
@ -294,11 +310,11 @@ fn make_URI(self: *Self, file_path: ?[]const u8) LspError![]const u8 {
return buf.toOwnedSlice();
}
pub fn sort_files_by_mtime(self: *Self) void {
fn sort_files_by_mtime(self: *Self) void {
sort_by_mtime(File, self.files.items);
}
pub fn sort_tasks_by_mtime(self: *Self) void {
fn sort_tasks_by_mtime(self: *Self) void {
sort_by_mtime(Task, self.tasks.items);
}
@ -311,12 +327,14 @@ inline fn sort_by_mtime(T: type, items: []T) void {
}
pub fn request_n_most_recent_file(self: *Self, from: tp.pid_ref, n: usize) ClientError!void {
self.sort_files_by_mtime();
if (n >= self.files.items.len) return error.ClientFailed;
const file_path = if (self.files.items.len > 0) self.files.items[n].path else null;
from.send(.{file_path}) catch return error.ClientFailed;
}
pub fn request_recent_files(self: *Self, from: tp.pid_ref, max: usize) ClientError!void {
self.sort_files_by_mtime();
defer from.send(.{ "PRJ", "recent_done", self.longest_file_path, "" }) catch {};
for (self.files.items, 0..) |file, i| {
from.send(.{ "PRJ", "recent", self.longest_file_path, file.path }) catch return error.ClientFailed;
@ -386,21 +404,47 @@ pub fn query_recent_files(self: *Self, from: tp.pid_ref, max: usize, query: []co
return @min(max, matches.items.len);
}
pub fn add_pending_file(self: *Self, file_path: []const u8, mtime: i128) OutOfMemoryError!void {
pub fn walk_tree_entry(self: *Self, file_path: []const u8, mtime: i128) OutOfMemoryError!void {
self.longest_file_path = @max(self.longest_file_path, file_path.len);
(try self.pending.addOne()).* = .{ .path = try self.allocator.dupe(u8, file_path), .mtime = mtime };
(try self.pending.addOne(self.allocator)).* = .{ .path = try self.allocator.dupe(u8, file_path), .mtime = mtime };
}
pub fn merge_pending_files(self: *Self) OutOfMemoryError!void {
pub fn walk_tree_done(self: *Self) OutOfMemoryError!void {
self.state.walk_tree = .done;
if (self.walker) |pid| pid.deinit();
self.walker = null;
return self.loaded();
}
fn merge_pending_files(self: *Self) OutOfMemoryError!void {
defer self.sort_files_by_mtime();
const existing = try self.files.toOwnedSlice();
const existing = try self.files.toOwnedSlice(self.allocator);
defer self.allocator.free(existing);
self.files = self.pending;
self.pending = std.ArrayList(File).init(self.allocator);
self.pending = .empty;
for (existing) |*file| {
self.update_mru_internal(file.path, file.mtime, file.pos.row, file.pos.col) catch {};
self.allocator.free(file.path);
}
self.allocator.free(existing);
}
fn loaded(self: *Self) OutOfMemoryError!void {
inline for (@typeInfo(@TypeOf(self.state)).@"struct".fields) |f|
if (@field(self.state, f.name) == .running) return;
self.logger.print("project files: {d} restored, {d} {s}", .{
self.files.items.len,
self.pending.items.len,
if (self.state.workspace_files == .done) "tracked" else "walked",
});
try self.merge_pending_files();
self.logger.print("opened: {s} with {d} files in {d} ms", .{
self.name,
self.files.items.len,
std.time.milliTimestamp() - self.open_time,
});
}
pub fn update_mru(self: *Self, file_path: []const u8, row: usize, col: usize) OutOfMemoryError!void {
@ -420,14 +464,14 @@ fn update_mru_internal(self: *Self, file_path: []const u8, mtime: i128, row: usi
return;
}
if (row != 0) {
(try self.files.addOne()).* = .{
(try self.files.addOne(self.allocator)).* = .{
.path = try self.allocator.dupe(u8, file_path),
.mtime = mtime,
.pos = .{ .row = row, .col = col },
.visited = true,
};
} else {
(try self.files.addOne()).* = .{
(try self.files.addOne(self.allocator)).* = .{
.path = try self.allocator.dupe(u8, file_path),
.mtime = mtime,
};
@ -1858,23 +1902,55 @@ pub fn get_line(allocator: std.mem.Allocator, buf: []const u8) ![]const u8 {
}
pub fn query_git(self: *Self) void {
git.workspace_path(@intFromPtr(self)) catch {};
git.current_branch(@intFromPtr(self)) catch {};
self.state.workspace_path = .running;
git.workspace_path(@intFromPtr(self)) catch {
self.state.workspace_path = .failed;
self.start_walker();
};
self.state.current_branch = .running;
git.current_branch(@intFromPtr(self)) catch {
self.state.current_branch = .failed;
};
}
pub fn process_git(self: *Self, m: tp.message) !void {
fn start_walker(self: *Self) void {
self.state.walk_tree = .running;
self.walker = walk_tree.start(self.allocator, self.name) catch blk: {
self.state.walk_tree = .failed;
break :blk null;
};
}
pub fn process_git(self: *Self, m: tp.message) (OutOfMemoryError || error{Exit})!void {
var value: []const u8 = undefined;
var path: []const u8 = undefined;
if (try m.match(.{ tp.any, tp.any, "workspace_path", tp.null_ })) {
// no git workspace
self.state.workspace_path = .done;
self.start_walker();
try self.loaded();
} else if (try m.match(.{ tp.any, tp.any, "workspace_path", tp.extract(&value) })) {
if (self.workspace) |p| self.allocator.free(p);
self.workspace = try self.allocator.dupe(u8, value);
git.workspace_files(@intFromPtr(self)) catch {};
self.state.workspace_path = .done;
self.state.workspace_files = .running;
git.workspace_files(@intFromPtr(self)) catch {
self.state.workspace_files = .failed;
};
} else if (try m.match(.{ tp.any, tp.any, "current_branch", tp.null_ })) {
self.state.current_branch = .done;
try self.loaded();
} else if (try m.match(.{ tp.any, tp.any, "current_branch", tp.extract(&value) })) {
if (self.branch) |p| self.allocator.free(p);
self.branch = try self.allocator.dupe(u8, value);
} else if (try m.match(.{ tp.any, tp.any, "workspace_files", tp.extract(&value) })) {
// TODO
self.state.current_branch = .done;
try self.loaded();
} else if (try m.match(.{ tp.any, tp.any, "workspace_files", tp.extract(&path) })) {
self.longest_file_path = @max(self.longest_file_path, path.len);
const stat = std.fs.cwd().statFile(path) catch return;
(try self.pending.addOne(self.allocator)).* = .{ .path = try self.allocator.dupe(u8, path), .mtime = stat.mtime };
} else if (try m.match(.{ tp.any, tp.any, "workspace_files", tp.null_ })) {
self.state.workspace_files = .done;
try self.loaded();
} else {
self.logger_git.err("git", tp.unexpected(m));
}

35
src/project_manager.zig
View file

@ -9,7 +9,6 @@ const Buffer = @import("Buffer");
const builtin = @import("builtin");
const Project = @import("Project.zig");
const walk_tree = @import("walk_tree.zig");
pid: tp.pid_ref,
@ -248,13 +247,12 @@ const Process = struct {
logger: log.Logger,
receiver: Receiver,
projects: ProjectsMap,
walker: ?tp.pid = null,
const InvalidArgumentError = error{InvalidArgument};
const UnsupportedError = error{Unsupported};
const Receiver = tp.Receiver(*Process);
const ProjectsMap = std.StringHashMap(*Project);
const ProjectsMap = std.StringHashMapUnmanaged(*Project);
const RecentProject = struct {
name: []const u8,
last_used: i128,
@ -268,7 +266,7 @@ const Process = struct {
.parent = tp.self_pid().clone(),
.logger = log.logger(module_name),
.receiver = Receiver.init(Process.receive, self),
.projects = ProjectsMap.init(allocator),
.projects = .empty,
};
return tp.spawn_link(self.allocator, self, Process.start, module_name);
}
@ -280,7 +278,7 @@ const Process = struct {
p.value_ptr.*.deinit();
self.allocator.destroy(p.value_ptr.*);
}
self.projects.deinit();
self.projects.deinit(self.allocator);
self.parent.deinit();
self.logger.deinit();
self.allocator.destroy(self);
@ -335,14 +333,10 @@ const Process = struct {
if (try cbor.match(m.buf, .{ "walk_tree_entry", tp.extract(&project_directory), tp.extract(&path), tp.extract(&high), tp.extract(&low) })) {
const mtime = (@as(i128, @intCast(high)) << 64) | @as(i128, @intCast(low));
if (self.projects.get(project_directory)) |project|
project.add_pending_file(
path,
mtime,
) catch |e| self.logger.err("walk_tree_entry", e);
project.walk_tree_entry(path, mtime) catch |e| self.logger.err("walk_tree_entry", e);
} else if (try cbor.match(m.buf, .{ "walk_tree_done", tp.extract(&project_directory) })) {
if (self.walker) |pid| pid.deinit();
self.walker = null;
self.loaded(project_directory) catch |e| return from.forward_error(e, @errorReturnTrace()) catch error.ClientFailed;
if (self.projects.get(project_directory)) |project|
project.walk_tree_done() catch |e| return from.forward_error(e, @errorReturnTrace()) catch error.ClientFailed;
} else if (try cbor.match(m.buf, .{ "git", tp.extract(&context), tp.more })) {
const project: *Project = @ptrFromInt(context);
project.process_git(m) catch {};
@ -404,7 +398,6 @@ const Process = struct {
} else if (try cbor.match(m.buf, .{ "get_mru_position", tp.extract(&project_directory), tp.extract(&path) })) {
self.get_mru_position(from, project_directory, path) catch |e| return from.forward_error(e, @errorReturnTrace()) catch error.ClientFailed;
} else if (try cbor.match(m.buf, .{"shutdown"})) {
if (self.walker) |pid| pid.send(.{"stop"}) catch {};
self.persist_projects();
from.send(.{ "project_manager", "shutdown" }) catch return error.ClientFailed;
return error.ExitNormal;
@ -424,10 +417,8 @@ const Process = struct {
self.logger.print("opening: {s}", .{project_directory});
const project = try self.allocator.create(Project);
project.* = try Project.init(self.allocator, project_directory);
try self.projects.put(try self.allocator.dupe(u8, project_directory), project);
self.walker = try walk_tree_async(self.allocator, project_directory);
try self.projects.put(self.allocator, try self.allocator.dupe(u8, project_directory), project);
self.restore_project(project) catch |e| self.logger.err("restore_project", e);
project.sort_files_by_mtime();
project.query_git();
} else {
self.logger.print("switched to: {s}", .{project_directory});
@ -444,25 +435,13 @@ const Process = struct {
}
}
fn loaded(self: *Process, project_directory: []const u8) OutOfMemoryError!void {
const project = self.projects.get(project_directory) orelse return;
try project.merge_pending_files();
self.logger.print("opened: {s} with {d} files in {d} ms", .{
project_directory,
project.files.items.len,
std.time.milliTimestamp() - project.open_time,
});
}
fn request_n_most_recent_file(self: *Process, from: tp.pid_ref, project_directory: []const u8, n: usize) (ProjectError || Project.ClientError)!void {
const project = self.projects.get(project_directory) orelse return error.NoProject;
project.sort_files_by_mtime();
return project.request_n_most_recent_file(from, n);
}
fn request_recent_files(self: *Process, from: tp.pid_ref, project_directory: []const u8, max: usize) (ProjectError || Project.ClientError)!void {
const project = self.projects.get(project_directory) orelse return error.NoProject;
project.sort_files_by_mtime();
return project.request_recent_files(from, max);
}