Constructor

JavaScriptCoreValuenew_promise

Declaration [src]

JSCValue*
jsc_value_new_promise (
  JSCContext* context,
  JSCExecutor executor,
  gpointer user_data
)

Description [src]

Creates a new Promise. executor will be invoked during promise initialization and it receives the resolve and reject objects than can be called to resolve or reject the promise. It is called like a JavaScript function, so exceptions raised during the executor invocation will not be propagated to the context, but handled by the promise causing a rejection.

Available since:2.48

Parameters

context JSCContext
 

A JSCContext.

 The data is owned by the caller of the function.
executor JSCExecutor
 

An initialization callback.

user_data gpointer
 

User data passed in executor.

 The argument can be NULL.
 The data is owned by the caller of the function.

Return value

Returns: JSCValue
 

A deferred promise object.

 The caller of the function takes ownership of the data, and is responsible for freeing it.