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Implement Promise.prototype.onFinally (#3987)

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The algorith is based on ECMA-262 v11, 25.6.5.3

JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu
This commit is contained in:
Szilagyi Adam
2020-07-24 12:54:16 +02:00
committed by GitHub
parent 539928dbdb
commit 54bfd2ba37
9 changed files with 489 additions and 0 deletions
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jerry-core/ecma/operations/ecma-promise-object.h
+36
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@@ -64,6 +64,25 @@ typedef struct
ecma_collection_t *reactions; /**< list of promise reactions */
} ecma_promise_object_t;
/**
* Description of the finally function object
*/
typedef struct
{
ecma_extended_object_t header; /**< extended object part */
ecma_value_t constructor; /**< [[Constructor]] internal slot */
ecma_value_t on_finally; /**< [[OnFinally]] internal slot */
} ecma_promise_finally_function_t;
/**
* Description of the thunk function object
*/
typedef struct
{
ecma_extended_object_t header; /**< extended object part */
ecma_value_t value; /**< value thunk */
} ecma_promise_value_thunk_t;
/* The Promise reaction is a compressed structure, where each item can
* be a sequence of up to three ecma object values as seen below:
*
@@ -90,6 +109,23 @@ void ecma_fulfill_promise (ecma_value_t promise, ecma_value_t value);
ecma_object_t *ecma_promise_new_capability (ecma_value_t constructor);
ecma_value_t ecma_promise_reject_or_resolve (ecma_value_t this_arg, ecma_value_t value, bool is_resolve);
ecma_value_t ecma_promise_then (ecma_value_t promise, ecma_value_t on_fulfilled, ecma_value_t on_rejected);
ecma_value_t ecma_value_thunk_helper_cb (const ecma_value_t function_obj,
const ecma_value_t this_val,
const ecma_value_t args_p[],
const uint32_t args_count);
ecma_value_t ecma_value_thunk_thrower_cb (const ecma_value_t function_obj,
const ecma_value_t this_val,
const ecma_value_t args_p[],
const uint32_t args_count);
ecma_value_t ecma_promise_then_finally_cb (const ecma_value_t function_obj,
const ecma_value_t this_val,
const ecma_value_t args_p[],
const uint32_t args_count);
ecma_value_t ecma_promise_catch_finally_cb (const ecma_value_t function_obj,
const ecma_value_t this_val,
const ecma_value_t args_p[],
const uint32_t args_count);
ecma_value_t ecma_promise_finally (ecma_value_t promise, ecma_value_t on_finally);
void ecma_promise_async_then (ecma_value_t promise, ecma_value_t executable_object);
ecma_value_t ecma_promise_async_await (ecma_extended_object_t *async_generator_object_p, ecma_value_t value);
void ecma_promise_create_resolving_functions (ecma_object_t *object_p, ecma_promise_resolving_functions_t *funcs,