Cleanup Server.zig

src/Server.zig

@@ -24,7 +24,7 @@ const Server = @This();
 
 const builtin = @import("builtin");
 
-pub const Subscription = struct {
+const Subscription = struct {
     subject: []const u8,
     client_id: usize,
     sid: []const u8,
@@ -384,9 +384,10 @@ fn unsubscribe(
     }
 }
 
-const parseUnsigned = std.fmt.parseUnsigned;
-
-fn getBufferSizes(io: Io) struct { usize, usize } {
+/// Probes the system for an appropriate buffer size.
+/// Try to match the kernel socket buffers to maximize
+/// the amount of data we push through each syscall.
+fn getBufferSizes(io: Io) @Tuple(&.{ usize, usize }) {
     const default_size = 4 * 1024;
     const default = .{ default_size, default_size };
 
@@ -409,7 +410,7 @@ fn readBufferSize(io: Io, dir: anytype, filename: []const u8, buf: []u8, default
         return default;
     };
 
-    return parseUnsigned(usize, bytes[0 .. bytes.len - 1], 10) catch |err| {
+    return std.fmt.parseUnsigned(usize, bytes[0 .. bytes.len - 1], 10) catch |err| {
         log.err("couldn't parse {s}: {any}", .{ bytes[0 .. bytes.len - 1], err });
         return default;
     };