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Add typedarray routine: every, some, foreach, and map (#1566)

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JerryScript-DCO-1.0-Signed-off-by: Zidong Jiang zidong.jiang@intel.com
This commit is contained in:
Zidong Jiang
2017-02-09 15:49:00 +08:00
committed by László Langó
parent a976b0c061
commit 7b01b29ec8
12 changed files with 560 additions and 2 deletions
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jerry-core/ecma/builtin-objects/typedarray/ecma-builtin-typedarray-prototype.c
+219
View File
@@ -19,6 +19,8 @@
#include "ecma-globals.h"
#include "ecma-helpers.h"
#include "ecma-objects.h"
#include "ecma-conversion.h"
#include "ecma-function-object.h"
#include "ecma-typedarray-object.h"
#include "ecma-try-catch-macro.h"
#include "jrt.h"
@@ -135,6 +137,223 @@ ecma_builtin_typedarray_prototype_length_getter (ecma_value_t this_arg) /**< thi
return ecma_raise_type_error (ECMA_ERR_MSG ("Argument 'this' is not a TypedArray."));
} /* ecma_builtin_typedarray_prototype_length_getter */
/**
* Type of routine.
*/
typedef enum
{
TYPEDARRAY_ROUTINE_EVERY, /**< routine: every ES2015, 22.2.3.7 */
TYPEDARRAY_ROUTINE_SOME, /**< routine: some ES2015, 22.2.3.9 */
TYPEDARRAY_ROUTINE_FOREACH, /**< routine: forEach ES2015, 15.4.4.18 */
TYPEDARRAY_ROUTINE__COUNT /**< count of the modes */
} typedarray_routine_mode;
/**
* The common function for 'every', 'some' and 'forEach'
* because they have a similar structure.
*
* @return ecma value
* Returned value must be freed with ecma_free_value.
*/
static ecma_value_t
ecma_builtin_typedarray_prototype_exec_routine (ecma_value_t this_arg, /**< this argument */
ecma_value_t cb_func_val, /**< callback function */
ecma_value_t cb_this_arg, /**< 'this' of the callback function */
typedarray_routine_mode mode) /**< mode: which routine */
{
JERRY_ASSERT (mode < TYPEDARRAY_ROUTINE__COUNT);
if (!ecma_is_typedarray (this_arg))
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Argument 'this' is not a TypedArray."));
}
if (!ecma_op_is_callable (cb_func_val))
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Callback function is not callable."));
}
ecma_object_t *obj_p = ecma_get_object_from_value (this_arg);
uint32_t len = ecma_typedarray_get_length (obj_p);
ecma_object_t *func_object_p = ecma_get_object_from_value (cb_func_val);
ecma_value_t ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_EMPTY);
for (uint32_t index = 0; index < len && ecma_is_value_empty (ret_value); index++)
{
ecma_value_t current_index = ecma_make_uint32_value (index);
ecma_value_t get_value = ecma_op_typedarray_get_index_prop (obj_p, index);
JERRY_ASSERT (ecma_is_value_number (get_value));
ecma_value_t call_args[] = { get_value, current_index, this_arg };
ECMA_TRY_CATCH (call_value, ecma_op_function_call (func_object_p, cb_this_arg, call_args, 3), ret_value);
if (mode == TYPEDARRAY_ROUTINE_EVERY)
{
if (!ecma_op_to_boolean (call_value))
{
ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_FALSE);
}
}
else if (mode == TYPEDARRAY_ROUTINE_SOME)
{
if (ecma_op_to_boolean (call_value))
{
ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_TRUE);
}
}
ECMA_FINALIZE (call_value);
ecma_fast_free_value (current_index);
ecma_fast_free_value (get_value);
}
if (ecma_is_value_empty (ret_value))
{
if (mode == TYPEDARRAY_ROUTINE_EVERY)
{
ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_TRUE);
}
else if (mode == TYPEDARRAY_ROUTINE_SOME)
{
ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_FALSE);
}
else
{
ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_UNDEFINED);
}
}
return ret_value;
} /* ecma_builtin_typedarray_prototype_exec_routine */
/**
* The %TypedArray%.prototype object's 'every' routine
*
* See also:
* ES2015, 22.2.3.7
*
* @return ecma value
* Returned value must be freed with ecma_free_value.
*/
static ecma_value_t
ecma_builtin_typedarray_prototype_every (ecma_value_t this_arg, /**< this argument */
ecma_value_t cb_func_val, /**< callback function */
ecma_value_t cb_this_arg) /**< this' of the callback function */
{
return ecma_builtin_typedarray_prototype_exec_routine (this_arg,
cb_func_val,
cb_this_arg,
TYPEDARRAY_ROUTINE_EVERY);
} /* ecma_builtin_typedarray_prototype_every */
/**
* The %TypedArray%.prototype object's 'some' routine
*
* See also:
* ES2015, 22.2.3.9
*
* @return ecma value
* Returned value must be freed with ecma_free_value.
*/
static ecma_value_t
ecma_builtin_typedarray_prototype_some (ecma_value_t this_arg, /**< this argument */
ecma_value_t cb_func_val, /**< callback function */
ecma_value_t cb_this_arg) /**< this' of the callback function */
{
return ecma_builtin_typedarray_prototype_exec_routine (this_arg,
cb_func_val,
cb_this_arg,
TYPEDARRAY_ROUTINE_SOME);
} /* ecma_builtin_typedarray_prototype_some */
/**
* The %TypedArray%.prototype object's 'forEach' routine
*
* See also:
* ES2015, 15.4.4.18
*
* @return ecma value
* Returned value must be freed with ecma_free_value.
*/
static ecma_value_t
ecma_builtin_typedarray_prototype_for_each (ecma_value_t this_arg, /**< this argument */
ecma_value_t cb_func_val, /**< callback function */
ecma_value_t cb_this_arg) /**< this' of the callback function */
{
return ecma_builtin_typedarray_prototype_exec_routine (this_arg,
cb_func_val,
cb_this_arg,
TYPEDARRAY_ROUTINE_FOREACH);
} /* ecma_builtin_typedarray_prototype_for_each */
/**
* The %TypedArray%.prototype object's 'map' routine
*
* See also:
* ES2015, 22.2.3.8
*
* @return ecma value
* Returned value must be freed with ecma_free_value.
*/
static ecma_value_t
ecma_builtin_typedarray_prototype_map (ecma_value_t this_arg, /**< this argument */
ecma_value_t cb_func_val, /**< callback function */
ecma_value_t cb_this_arg) /**< this' of the callback function */
{
if (!ecma_is_typedarray (this_arg))
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Argument 'this' is not a TypedArray."));
}
if (!ecma_op_is_callable (cb_func_val))
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Callback function is not callable."));
}
ecma_object_t *obj_p = ecma_get_object_from_value (this_arg);
uint32_t len = ecma_typedarray_get_length (obj_p);
ecma_object_t *func_object_p = ecma_get_object_from_value (cb_func_val);
ecma_value_t ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_EMPTY);
ecma_value_t new_typedarray = ecma_op_create_typedarray_with_type_and_length (obj_p, len);
ecma_object_t *new_obj_p = ecma_get_object_from_value (new_typedarray);
for (uint32_t index = 0; index < len && ecma_is_value_empty (ret_value); index++)
{
ecma_value_t current_index = ecma_make_uint32_value (index);
ecma_value_t get_value = ecma_op_typedarray_get_index_prop (obj_p, index);
ecma_value_t call_args[] = { get_value, current_index, this_arg };
ECMA_TRY_CATCH (mapped_value, ecma_op_function_call (func_object_p, cb_this_arg, call_args, 3), ret_value);
ecma_value_t set_status = ecma_op_typedarray_set_index_prop (new_obj_p, index, mapped_value);
if (!set_status)
{
ret_value = ecma_raise_type_error (ECMA_ERR_MSG ("error in typedarray set"));
}
ECMA_FINALIZE (mapped_value);
ecma_fast_free_value (current_index);
ecma_fast_free_value (get_value);
}
if (ecma_is_value_empty (ret_value))
{
ret_value = new_typedarray;
}
else
{
ecma_free_value (new_typedarray);
}
return ret_value;
} /* ecma_builtin_typedarray_prototype_map */
/**
* @}
* @}
jerry-core/ecma/builtin-objects/typedarray/ecma-builtin-typedarray-prototype.inc.h
+6
View File
@@ -55,6 +55,12 @@ ACCESSOR_READ_ONLY (LIT_MAGIC_STRING_BYTE_OFFSET_UL,
ACCESSOR_READ_ONLY (LIT_MAGIC_STRING_LENGTH,
ecma_builtin_typedarray_prototype_length_getter,
ECMA_PROPERTY_FIXED)
ROUTINE (LIT_MAGIC_STRING_EVERY, ecma_builtin_typedarray_prototype_every, 2, 1)
ROUTINE (LIT_MAGIC_STRING_SOME, ecma_builtin_typedarray_prototype_some, 2, 1)
ROUTINE (LIT_MAGIC_STRING_FOR_EACH_UL, ecma_builtin_typedarray_prototype_for_each, 2, 1)
ROUTINE (LIT_MAGIC_STRING_MAP, ecma_builtin_typedarray_prototype_map, 2, 1)
#undef SIMPLE_VALUE
#undef NUMBER_VALUE
#undef STRING_VALUE