Struct node_bindgen::core::val::JsEnv

pub struct JsEnv(_);

Implementations

impl JsEnv

pub fn new(env: *mut napi_env__) -> JsEnv

pub fn inner(&self) -> *mut napi_env__

pub fn create_string_utf8(
    &self,
    r_string: &str
) -> Result<*mut napi_value__, NjError>

pub fn create_string_utf8_from_bytes(
    &self,
    r_string: &[u8]
) -> Result<*mut napi_value__, NjError>

pub fn create_double(&self, value: f64) -> Result<*mut napi_value__, NjError>

pub fn create_int64(&self, value: i64) -> Result<*mut napi_value__, NjError>

pub fn create_int32(&self, value: i32) -> Result<*mut napi_value__, NjError>

pub fn create_uint32(&self, value: u32) -> Result<*mut napi_value__, NjError>

pub fn create_bigint_uint64(
    &self,
    value: u64
) -> Result<*mut napi_value__, NjError>

pub fn create_object(&self) -> Result<*mut napi_value__, NjError>

pub fn create_boolean(&self, value: bool) -> Result<*mut napi_value__, NjError>

pub fn create_array_with_len(
    &self,
    len: usize
) -> Result<*mut napi_value__, NjError>

pub fn set_element(
    &self,
    object: *mut napi_value__,
    element: *mut napi_value__,
    index: usize
) -> Result<(), NjError>

pub fn get_element(
    &self,
    array: *mut napi_value__,
    index: u32
) -> Result<*mut napi_value__, NjError>

pub fn is_array(&self, array: *mut napi_value__) -> Result<bool, NjError>

check if napi value is array

pub fn is_array_buffer(&self, array: *mut napi_value__) -> Result<bool, NjError>

check if napi value is array buffer

pub fn is_buffer(&self, n_value: *mut napi_value__) -> Result<bool, NjError>

pub fn is_date(&self, n_value: *mut napi_value__) -> Result<bool, NjError>

pub fn is_error(&self, n_value: *mut napi_value__) -> Result<bool, NjError>

pub fn get_global(&self) -> Result<*mut napi_value__, NjError>

pub fn call_function(
    &self,
    recv: *mut napi_value__,
    func: *mut napi_value__,
    argv: Vec<*mut napi_value__, Global>
) -> Result<*mut napi_value__, NjError>

pub fn get_cb_info(
    &self,
    info: *mut napi_callback_info__,
    max_count: usize
) -> Result<JsCallback, NjError>

get callback information

pub fn define_class(
    &self,
    name: &str,
    constructor: unsafe extern "C" fn(_: *mut napi_env__, _: *mut napi_callback_info__) -> *mut napi_value__,
    properties: PropertiesBuilder
) -> Result<*mut napi_value__, NjError>

define classes

pub fn create_reference(
    &self,
    cons: *mut napi_value__,
    count: u32
) -> Result<*mut napi_ref__, NjError>

pub fn delete_reference(&self, ref_: *mut napi_ref__) -> Result<(), NjError>

pub fn get_new_target(
    &self,
    info: *mut napi_callback_info__
) -> Result<*mut napi_value__, NjError>

pub fn wrap(
    &self,
    js_object: *mut napi_value__,
    rust_obj: *mut u8,
    finalize: unsafe extern "C" fn(_: *mut napi_env__, _: *mut c_void, _: *mut c_void)
) -> Result<*mut napi_ref__, NjError>

pub fn unwrap<T>(
    &self,
    js_this: *mut napi_value__
) -> Result<&'static T, NjError>

pub fn unwrap_mut<T>(
    &self,
    js_this: *mut napi_value__
) -> Result<&'static mut T, NjError>

pub fn new_instance(
    &self,
    constructor: *mut napi_value__,
    args: Vec<*mut napi_value__, Global>
) -> Result<*mut napi_value__, NjError>

pub fn get_reference_value(
    &self,
    obj_ref: *mut napi_ref__
) -> Result<*mut napi_value__, NjError>

pub fn create_promise(
    &self
) -> Result<(*mut napi_value__, *mut napi_deferred__), NjError>

create promise and deferred

pub fn resolve_deferred(
    &self,
    deferred: *mut napi_deferred__,
    resolution: *mut napi_value__
) -> Result<(), NjError>

pub fn reject_deferred(
    &self,
    deferred: *mut napi_deferred__,
    rejection: *mut napi_value__
) -> Result<(), NjError>

pub fn create_thread_safe_function(
    &self,
    name: &str,
    js_func: Option<*mut napi_value__>,
    call_js_cb: Option<unsafe extern "C" fn(_: *mut napi_env__, _: *mut napi_value__, _: *mut c_void, _: *mut c_void)>
) -> Result<ThreadSafeFunction, NjError>

pub fn is_exception_pending(&self) -> bool

pub fn throw(&self, value: *mut napi_value__)

pub fn throw_type_error(&self, message: &str)

pub fn create_error(&self, message: &str) -> Result<*mut napi_value__, NjError>

pub fn value_type(&self, napi_value: *mut napi_value__) -> Result<u32, NjError>

get value type

pub fn value_type_string(
    &self,
    napi_value: *mut napi_value__
) -> Result<&'static str, NjError>

get string representation of value type

pub fn assert_type(
    &self,
    napi_value: *mut napi_value__,
    should_be_type: u32
) -> Result<(), NjError>

assert that napi value is certain type, otherwise raise exception

pub fn convert_to_rust<'a, T>(
    &'a self,
    napi_value: *mut napi_value__
) -> Result<T, NjError>where
    T: JSValue<'a>,

convert napi value to rust value

pub fn get_undefined(&self) -> Result<*mut napi_value__, NjError>

pub fn get_null(&self) -> Result<*mut napi_value__, NjError>

pub fn get_buffer_info(
    &self,
    napi_value: *mut napi_value__
) -> Result<&[u8], NjError>

get buffer info

pub fn detach_arraybuffer(
    &self,
    napi_value: *mut napi_value__
) -> Result<(), NjError>

Detach ArrayBuffer

pub fn is_detached_arraybuffer(
    &self,
    napi_value: *mut napi_value__
) -> Result<bool, NjError>

Is this ArrayBuffer Detached?

pub unsafe fn add_env_clean_up_hook(
    &self,
    init_func: Option<unsafe extern "C" fn(_: *mut c_void)>,
    arg: *mut c_void
) -> Result<(), NjError>

Trait Implementations

impl Clone for JsEnv

fn clone(&self) -> JsEnv

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for JsEnv

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl ExtractArgFromJs<'_> for JsEnv

fn convert_arg_at(js_cb: &JsCallback, _index: usize) -> Result<JsEnv, NjError>

convert js callback argument at index

fn label() -> &'static str

impl ExtractFromJs<'_> for JsEnv

fn extract(js_cb: &mut JsCallback) -> Result<JsEnv, NjError>

extract from js callback

fn label() -> &'static str

impl From<*mut napi_env__> for JsEnv

fn from(env: *mut napi_env__) -> JsEnv

Converts to this type from the input type.

impl Copy for JsEnv

impl Send for JsEnv

impl Sync for JsEnv