update to zig 0.16.0-dev.1859+212968c57

Author: Techatrix

README.md

@@ -10,7 +10,7 @@ Provides the necessary building blocks to develop Language Server Protocol imple
 # Installation
 
 > [!NOTE]
-> The default branch requires Zig `0.16.0-dev.1458+755a3d957` or later. Checkout the `0.15.x` branch when using Zig 0.15
+> The default branch requires Zig `0.16.0-dev.1859+212968c57` or later. Checkout the `0.15.x` branch when using Zig 0.15
 
 ```bash
 # Initialize a `zig build` project if you haven't already

build.zig

@@ -29,6 +29,7 @@ pub fn build(b: *std.Build) void {
         .root_module = b.addModule("lsp-codegen", .{
             .root_source_file = b.path("src/codegen/codegen.zig"),
             .target = b.graph.host,
+            .single_threaded = true,
         }),
     });
     // The metaModel.json file should be removed once https://github.com/ziglang/zig/issues/17895 has been resolved.

build.zig.zon

@@ -1,7 +1,7 @@
 .{
     .name = .lsp_kit,
     .version = "0.1.0",
-    .minimum_zig_version = "0.16.0-dev.1458+755a3d957",
+    .minimum_zig_version = "0.16.0-dev.1859+212968c57",
     .dependencies = .{},
     .paths = .{
         "build.zig",

examples/hello_client.zig

@@ -57,7 +57,7 @@ pub fn main() !void {
         _ = debug_allocator.deinit();
     };
 
-    var threaded: std.Io.Threaded = .init(gpa);
+    var threaded: std.Io.Threaded = .init(gpa, .{});
     defer threaded.deinit();
     const io = threaded.ioBasic();
 
@@ -66,10 +66,7 @@ pub fn main() !void {
 
     if (args.len < 3) fatalWithUsage("expected at least 2 arguments but got {d}", .{args.len - 1});
 
-    const input_file = (if (@hasDecl(std, "io"))
-        std.fs.cwd().readFileAlloc(gpa, args[1], std.math.maxInt(u32))
-    else
-        std.fs.cwd().readFileAlloc(args[1], gpa, .limited(std.math.maxInt(u32)))) catch |err|
+    const input_file = std.Io.Dir.cwd().readFileAlloc(io, args[1], gpa, .limited(std.math.maxInt(u32))) catch |err|
         fatal("failed to read file '{s}': {}", .{ args[1], err });
     defer gpa.free(input_file);
 
@@ -79,7 +76,7 @@ pub fn main() !void {
     child_process.stdout_behavior = .Pipe;
     child_process.stderr_behavior = if (show_langauge_server_stderr) .Inherit else .Ignore;
 
-    child_process.spawn() catch |err| fatal("child process could not be created: {}", .{err});
+    child_process.spawn(io) catch |err| fatal("child process could not be created: {}", .{err});
     child_process.waitForSpawn() catch |err| fatal("child process could not be created: {}", .{err});
 
     // Language servers can support multiple communication channels (e.g. stdio, pipes, sockets).
@@ -211,14 +208,14 @@ pub fn main() !void {
     );
 
     // The "exit" notification will ask the server to exit its process. Ideally we should wait with a timeout in case the server is not behaving correctly.
-    _ = try child_process.wait();
+    _ = try child_process.wait(io);
 }
 
 fn fatalWithUsage(comptime format: []const u8, args: anytype) noreturn {
     {
-        const stderr, _ = std.debug.lockStderrWriter(&.{});
-        defer std.debug.unlockStderrWriter();
-        stderr.writeAll(usage) catch {};
+        const stderr = std.debug.lockStderr(&.{}).terminal();
+        defer std.debug.unlockStderr();
+        stderr.writer.writeAll(usage) catch {};
     }
     std.log.err(format, args);
     std.process.exit(1);

examples/hello_server.zig

@@ -41,7 +41,7 @@ pub fn main() !void {
         _ = debug_allocator.deinit();
     };
 
-    var threaded: std.Io.Threaded = .init(gpa);
+    var threaded: std.Io.Threaded = .init(gpa, .{});
     defer threaded.deinit();
     const io = threaded.ioBasic();
 

examples/my_first_server.zig

@@ -15,7 +15,7 @@ pub fn main() !void {
         _ = debug_allocator.deinit();
     };
 
-    var threaded: std.Io.Threaded = .init(gpa);
+    var threaded: std.Io.Threaded = .init(gpa, .{});
     defer threaded.deinit();
     const io = threaded.ioBasic();
 

src/codegen/codegen.zig

@@ -9,6 +9,9 @@ pub fn main() !u8 {
 
     const gpa = debug_allocator.allocator();
 
+    var threaded: std.Io.Threaded = .init_single_threaded;
+    const io = threaded.ioBasic();
+
     var arg_it: std.process.ArgIterator = try .initWithAllocator(gpa);
     defer arg_it.deinit();
 
@@ -26,18 +29,18 @@ pub fn main() !u8 {
     var zig_tree: std.zig.Ast = try .parse(gpa, source, .zig);
     defer zig_tree.deinit(gpa);
 
-    std.fs.cwd().makePath(std.fs.path.dirname(out_file_path) orelse ".") catch {};
+    std.Io.Dir.cwd().createDirPath(io, std.fs.path.dirname(out_file_path) orelse ".") catch {};
 
-    var out_file = try std.fs.cwd().createFile(out_file_path, .{});
-    defer out_file.close();
+    var out_file = try std.Io.Dir.cwd().createFile(io, out_file_path, .{});
+    defer out_file.close(io);
 
     if (zig_tree.errors.len != 0) {
         std.log.warn("generated file contains syntax errors! (cannot format file)", .{});
-        try out_file.writeAll(source);
+        try out_file.writeStreamingAll(io, source);
         return 1;
     } else {
         var buf: [1024]u8 = undefined;
-        var out = out_file.writer(&buf);
+        var out = out_file.writer(io, &buf);
         const w = &out.interface;
         try zig_tree.render(gpa, w, .{});
         try w.flush();

src/lsp.zig

@@ -1089,22 +1089,22 @@ pub const Transport = struct {
         writeJsonMessage: *const fn (transport: *Transport, json_message: []const u8) WriteError!void,
     };
 
-    pub const ReadError = std.posix.ReadError || error{EndOfStream} || BaseProtocolHeader.ParseError || std.mem.Allocator.Error;
-    pub const WriteError = std.posix.WriteError;
+    pub const ReadError = std.Io.File.Reader.Error || error{EndOfStream} || BaseProtocolHeader.ParseError || std.mem.Allocator.Error;
+    pub const WriteError = std.Io.File.Writer.Error;
 
     pub const Stdio = struct {
         transport: Transport,
         io: std.Io,
         reader: std.Io.Reader,
         read_from: std.Io.File,
-        write_to: std.fs.File,
+        write_to: std.Io.File,
 
         pub fn init(
             io: std.Io,
             /// See `BaseProtocolHeader.parse`
             read_buffer: []u8,
             read_from: std.Io.File,
-            write_to: std.fs.File,
+            write_to: std.Io.File,
         ) Stdio {
             return .{
                 .transport = .{
@@ -1122,12 +1122,8 @@ pub const Transport = struct {
 
         fn readJsonMessage(transport: *Transport, allocator: std.mem.Allocator) ReadError![]u8 {
             const stdio: *Stdio = @fieldParentPtr("transport", transport);
-            var file_reader: std.Io.File.Reader = .{
-                .io = stdio.io,
-                .file = stdio.read_from,
-                .mode = .streaming_reading,
-                .interface = stdio.reader,
-            };
+            var file_reader: std.Io.File.Reader = .initStreaming(stdio.read_from, stdio.io, stdio.reader.buffer);
+            file_reader.interface = stdio.reader;
             defer stdio.reader = file_reader.interface;
             return lsp.readJsonMessage(&file_reader.interface, allocator) catch |err| switch (err) {
                 error.ReadFailed => return file_reader.err.?,
@@ -1137,8 +1133,8 @@ pub const Transport = struct {
 
         fn writeJsonMessage(transport: *Transport, json_message: []const u8) WriteError!void {
             const stdio: *Stdio = @fieldParentPtr("transport", transport);
-            var file_writer: std.fs.File.Writer = .initStreaming(stdio.write_to, &.{});
-            return lsp.writeJsonMessage(&file_writer.interface, json_message) catch |err| switch (err) {
+            var file_writer: std.Io.File.Writer = .initStreaming(stdio.write_to, stdio.io, &.{});
+            lsp.writeJsonMessage(&file_writer.interface, json_message) catch |err| switch (err) {
                 error.WriteFailed => return file_writer.err.?,
             };
         }