Struct node_bindgen::core::val::JsEnv

pub struct JsEnv(_);

Methods

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: &Vec<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 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__>
) -> Result<*mut napi_value__, NjError>

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

get callback with argument size

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 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__>
) -> 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_type_error(&self, message: &str)

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

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<T>(
    &self,
    napi_value: *mut napi_value__
) -> Result<T, NjError> where
    T: JSValue, 

convert napi value to rust value

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 Copy for JsEnv

impl Debug for JsEnv

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

Formats the value using the given formatter.

impl From<*mut napi_env__> for JsEnv

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

Performs the conversion.

impl Send for JsEnv

impl Sync for JsEnv