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feat: add threadsafe function queue size default #4

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Merged
nazarhussain merged 1 commit into from
Mar 19, 2026
Merged

feat: add threadsafe function queue size default #4

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11 changes: 10 additions & 1 deletion src/threadsafe_function.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,8 @@ pub const ReleaseMode = enum(c.napi_threadsafe_function_release_mode) {
abort = c.napi_tsfn_abort,
};

pub const default_max_queue_size: usize = 1024;

pub fn ThreadSafeFunction(comptime Context: type, comptime CallData: type) type {
return struct {
tsfn: c.napi_threadsafe_function,
Expand All @@ -96,14 +98,21 @@ pub fn ThreadSafeFunction(comptime Context: type, comptime CallData: type) type
comptime finalize_cb: ?FinalizeCallback(Context),
comptime call_js_cb: ?ThreadSafeCallJsCallback(Context, CallData),
) NapiError!Self {
if (initial_thread_count == 0) return error.InvalidArg;

const queue_size = if (max_queue_size == 0)
default_max_queue_size
else
max_queue_size;

var tsfn: c.napi_threadsafe_function = undefined;

try status.check(c.napi_create_threadsafe_function(
env.env,
if (func) |f| f.value else null,
if (async_resource) |r| r.value else null,
async_resource_name.value,
max_queue_size,
queue_size,
initial_thread_count,
context, // finalize_data
if (finalize_cb) |cb| wrapFinalizeCallback(Context, cb) else null,
Expand Down