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| author | Damien George <damien@micropython.org> | 2024-04-19 12:16:27 +1000 |
|---|---|---|
| committer | Damien George <damien@micropython.org> | 2024-04-24 16:24:00 +1000 |
| commit | 84d6f8e8cb993e82f03e209ffd49d5c44fc780e0 (patch) | |
| tree | ba601e4cca5c62cd95373395e9da82ef9e329896 | |
| parent | 967ad38ac7e09270e9f5734c59baebf2d1eb3723 (diff) | |
webassembly/modjsffi: Add jsffi.async_timeout_ms.
This function exposes `setTimeout()` as an async function.
Signed-off-by: Damien George <damien@micropython.org>
| -rw-r--r-- | ports/webassembly/modjsffi.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/ports/webassembly/modjsffi.c b/ports/webassembly/modjsffi.c index d4e61e368..cb2f578f8 100644 --- a/ports/webassembly/modjsffi.c +++ b/ports/webassembly/modjsffi.c @@ -61,12 +61,27 @@ static mp_obj_t mp_jsffi_to_js(mp_obj_t arg) { } static MP_DEFINE_CONST_FUN_OBJ_1(mp_jsffi_to_js_obj, mp_jsffi_to_js); +// *FORMAT-OFF* +EM_JS(void, promise_with_timeout_ms, (double ms, uint32_t * out), { + const ret = new Promise((resolve) => setTimeout(resolve, ms)); + proxy_convert_js_to_mp_obj_jsside(ret, out); +}); +// *FORMAT-ON* + +static mp_obj_t mp_jsffi_async_timeout_ms(mp_obj_t arg) { + uint32_t out[PVN]; + promise_with_timeout_ms(mp_obj_get_float_to_d(arg), out); + return proxy_convert_js_to_mp_obj_cside(out); +} +static MP_DEFINE_CONST_FUN_OBJ_1(mp_jsffi_async_timeout_ms_obj, mp_jsffi_async_timeout_ms); + static const mp_rom_map_elem_t mp_module_jsffi_globals_table[] = { { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_jsffi) }, { MP_ROM_QSTR(MP_QSTR_JsProxy), MP_ROM_PTR(&mp_type_jsproxy) }, { MP_ROM_QSTR(MP_QSTR_create_proxy), MP_ROM_PTR(&mp_jsffi_create_proxy_obj) }, { MP_ROM_QSTR(MP_QSTR_to_js), MP_ROM_PTR(&mp_jsffi_to_js_obj) }, + { MP_ROM_QSTR(MP_QSTR_async_timeout_ms), MP_ROM_PTR(&mp_jsffi_async_timeout_ms_obj) }, }; static MP_DEFINE_CONST_DICT(mp_module_jsffi_globals, mp_module_jsffi_globals_table); |