Merge pull request #1883 from Tenith01/fix/port-already-in-use

fix: show actionable error when server port is already in use
This commit is contained in:
Nikolay Govorov
2026-03-17 10:53:36 +00:00
committed by GitHub

View File

@@ -94,7 +94,16 @@ fn run(allocator: Allocator, main_arena: Allocator) !void {
};
var server = lp.Server.init(app, address) catch |err| {
log.fatal(.app, "server run error", .{ .err = err });
if (err == error.AddressInUse) {
log.fatal(.app, "address already in use", .{
.host = opts.host,
.port = opts.port,
.hint = "Another process is already listening on this address. " ++
"Stop the other process or use --port to choose a different port.",
});
} else {
log.fatal(.app, "server run error", .{ .err = err });
}
return err;
};
defer server.deinit();