Implementing constructor of Function object for built-in routines.
This commit is contained in:
Ruben Ayrapetyan
@@ -13,8 +13,13 @@
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* limitations under the License.
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*/
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#include "ecma-alloc.h"
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#include "ecma-builtins.h"
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#include "ecma-globals.h"
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#include "ecma-helpers.h"
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#include "ecma-magic-strings.h"
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#include "ecma-objects.h"
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#include "jrt-bit-fields.h"
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#define ECMA_BUILTINS_INTERNAL
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#include "ecma-builtins-internal.h"
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@@ -59,6 +64,180 @@ ecma_object_try_to_get_non_instantiated_property (ecma_object_t *object_p, /**<
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JERRY_UNIMPLEMENTED_REF_UNUSED_VARS (object_p, string_p);
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} /* ecma_object_try_to_get_non_instantiated_property */
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/**
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* Construct a Function object for specified built-in routine
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*
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* See also: ECMA-262 v5, 15
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*
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* @return pointer to constructed Function object
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*/
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ecma_object_t*
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ecma_builtin_make_function_object_for_routine (ecma_builtin_id_t builtin_id, /**< identifier of built-in object
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that initially contains property
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with the routine */
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uint32_t routine_id) /**< identifier of the built-in object's
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routine property
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(one of ecma_builtin_{*}_property_id_t) */
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{
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FIXME(Setup prototype of Function object to built-in Function prototype object (15.3.3.1));
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ecma_object_t *func_obj_p = ecma_create_object (NULL, true, ECMA_OBJECT_TYPE_BUILT_IN_FUNCTION);
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uint64_t packed_value = jrt_set_bit_field_value (0,
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builtin_id,
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ECMA_BUILTIN_ROUTINE_ID_BUILT_IN_OBJECT_ID_POS,
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ECMA_BUILTIN_ROUTINE_ID_BUILT_IN_OBJECT_ID_WIDTH);
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packed_value = jrt_set_bit_field_value (packed_value,
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routine_id,
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ECMA_BUILTIN_ROUTINE_ID_BUILT_IN_ROUTINE_ID_POS,
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ECMA_BUILTIN_ROUTINE_ID_BUILT_IN_ROUTINE_ID_WIDTH);
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ecma_property_t *routine_id_prop_p = ecma_create_internal_property (func_obj_p,
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ECMA_INTERNAL_PROPERTY_BUILT_IN_ROUTINE_ID);
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JERRY_ASSERT ((uint32_t) packed_value == packed_value);
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routine_id_prop_p->u.internal_property.value = (uint32_t) packed_value;
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ecma_number_t* len_p = ecma_alloc_number ();
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*len_p = ecma_uint32_to_number (ecma_builtin_get_routine_parameters_number (builtin_id, routine_id));
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ecma_property_descriptor_t length_prop_desc = ecma_make_empty_property_descriptor ();
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length_prop_desc.is_value_defined = true;
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length_prop_desc.value = ecma_make_number_value (len_p);
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length_prop_desc.is_writable_defined = false;
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length_prop_desc.writable = ECMA_PROPERTY_NOT_WRITABLE;
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length_prop_desc.is_enumerable_defined = false;
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length_prop_desc.enumerable = ECMA_PROPERTY_NOT_ENUMERABLE;
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length_prop_desc.is_configurable_defined = false;
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length_prop_desc.configurable = ECMA_PROPERTY_NOT_CONFIGURABLE;
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ecma_string_t* magic_string_length_p = ecma_get_magic_string (ECMA_MAGIC_STRING_LENGTH);
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ecma_completion_value_t completion = ecma_op_object_define_own_property (func_obj_p,
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magic_string_length_p,
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length_prop_desc,
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false);
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ecma_deref_ecma_string (magic_string_length_p);
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JERRY_ASSERT (ecma_is_completion_value_normal_true (completion)
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|| ecma_is_completion_value_normal_false (completion));
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ecma_dealloc_number (len_p);
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len_p = NULL;
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return func_obj_p;
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} /* ecma_builtin_make_function_object_for_routine */
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/**
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* Get parameters number of the built-in routine
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*
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* @return number of parameters of the routine according to ECMA-262 v5 specification
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*/
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ecma_length_t
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ecma_builtin_get_routine_parameters_number (ecma_builtin_id_t builtin_id, /**< identifier of built-in object
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that initially contains property
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with the routine */
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uint32_t routine_id) /**< identifier of the built-in object's
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routine property
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(one of ecma_builtin_{*}_property_id_t) */
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{
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switch (builtin_id)
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{
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case ECMA_BUILTIN_ID_GLOBAL:
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{
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JERRY_ASSERT (routine_id < ECMA_BUILTIN_GLOBAL_DETAIL_ID__COUNT);
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return ecma_builtin_global_get_routine_parameters_number ((ecma_builtin_global_detail_id_t) routine_id);
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}
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case ECMA_BUILTIN_ID_OBJECT:
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case ECMA_BUILTIN_ID_OBJECT_PROTOTYPE:
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case ECMA_BUILTIN_ID_FUNCTION:
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case ECMA_BUILTIN_ID_FUNCTION_PROTOTYPE:
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case ECMA_BUILTIN_ID_ARRAY:
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case ECMA_BUILTIN_ID_ARRAY_PROTOTYPE:
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case ECMA_BUILTIN_ID_STRING:
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case ECMA_BUILTIN_ID_STRING_PROTOTYPE:
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case ECMA_BUILTIN_ID_BOOLEAN:
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case ECMA_BUILTIN_ID_BOOLEAN_PROTOTYPE:
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case ECMA_BUILTIN_ID_NUMBER:
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case ECMA_BUILTIN_ID_NUMBER_PROTOTYPE:
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case ECMA_BUILTIN_ID_DATE:
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case ECMA_BUILTIN_ID_REGEXP:
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case ECMA_BUILTIN_ID_REGEXP_PROTOTYPE:
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case ECMA_BUILTIN_ID_ERROR:
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case ECMA_BUILTIN_ID_ERROR_PROTOTYPE:
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case ECMA_BUILTIN_ID_EVAL_ERROR:
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case ECMA_BUILTIN_ID_RANGE_ERROR:
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case ECMA_BUILTIN_ID_REFERENCE_ERROR:
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case ECMA_BUILTIN_ID_SYNTAX_ERROR:
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case ECMA_BUILTIN_ID_TYPE_ERROR:
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case ECMA_BUILTIN_ID_SYNTAX_URI_ERROR:
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case ECMA_BUILTIN_ID_MATH:
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case ECMA_BUILTIN_ID_JSON:
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{
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JERRY_UNIMPLEMENTED_REF_UNUSED_VARS (routine_id);
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}
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}
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JERRY_UNREACHABLE ();
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} /* ecma_builtin_get_routine_parameters_number */
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/**
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* Dispatcher of built-in routines
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*
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* @return completion-value
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* Returned value must be freed with ecma_free_completion_value.
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*/
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ecma_completion_value_t
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ecma_builtin_dispatch_routine (ecma_builtin_id_t builtin_object_id, /**< built-in object' identifier */
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uint32_t builtin_routine_id, /**< identifier of the built-in object's routine
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property (one of ecma_builtin_{*}_property_id_t) */
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ecma_value_t arguments_list [], /**< list of arguments passed to routine */
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ecma_length_t arguments_number) /**< length of arguments' list */
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{
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switch (builtin_object_id)
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{
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case ECMA_BUILTIN_ID_GLOBAL:
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{
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JERRY_ASSERT (builtin_routine_id < ECMA_BUILTIN_GLOBAL_DETAIL_ID__COUNT);
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return ecma_builtin_global_dispatch_routine ((ecma_builtin_global_detail_id_t) builtin_routine_id,
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arguments_list,
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arguments_number);
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}
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case ECMA_BUILTIN_ID_OBJECT:
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case ECMA_BUILTIN_ID_OBJECT_PROTOTYPE:
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case ECMA_BUILTIN_ID_FUNCTION:
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case ECMA_BUILTIN_ID_FUNCTION_PROTOTYPE:
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case ECMA_BUILTIN_ID_ARRAY:
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case ECMA_BUILTIN_ID_ARRAY_PROTOTYPE:
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case ECMA_BUILTIN_ID_STRING:
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case ECMA_BUILTIN_ID_STRING_PROTOTYPE:
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case ECMA_BUILTIN_ID_BOOLEAN:
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case ECMA_BUILTIN_ID_BOOLEAN_PROTOTYPE:
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case ECMA_BUILTIN_ID_NUMBER:
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case ECMA_BUILTIN_ID_NUMBER_PROTOTYPE:
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case ECMA_BUILTIN_ID_DATE:
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case ECMA_BUILTIN_ID_REGEXP:
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case ECMA_BUILTIN_ID_REGEXP_PROTOTYPE:
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case ECMA_BUILTIN_ID_ERROR:
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case ECMA_BUILTIN_ID_ERROR_PROTOTYPE:
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case ECMA_BUILTIN_ID_EVAL_ERROR:
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case ECMA_BUILTIN_ID_RANGE_ERROR:
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case ECMA_BUILTIN_ID_REFERENCE_ERROR:
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case ECMA_BUILTIN_ID_SYNTAX_ERROR:
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case ECMA_BUILTIN_ID_TYPE_ERROR:
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case ECMA_BUILTIN_ID_SYNTAX_URI_ERROR:
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case ECMA_BUILTIN_ID_MATH:
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case ECMA_BUILTIN_ID_JSON:
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{
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JERRY_UNIMPLEMENTED_REF_UNUSED_VARS (builtin_routine_id,
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arguments_list,
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arguments_number);
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}
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}
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JERRY_UNREACHABLE ();
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} /* ecma_builtin_dispatch_routine */
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/**
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* @}
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* @}
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