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Implementing steps 16 - 19 of 'Function object creation' routine; creating ecma_op_get_throw_type_error stub.

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This commit is contained in:
Ruben Ayrapetyan 2014-07-30 18:27:48 +04:00
parent 45a3d52d70
commit 221fb47a77
2 changed files with 98 additions and 3 deletions
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99
src/libecmaoperations/ecma-function-object.c
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@ -17,6 +17,8 @@
#include "ecma-gc.h"
#include "ecma-globals.h"
#include "ecma-helpers.h"
#include "ecma-magic-strings.h"
#include "ecma-objects-properties.h"
/** \addtogroup ecma ---TODO---
* @{
@ -72,7 +74,7 @@ ecma_op_create_function_object( const ecma_char_t* formal_parameter_list_p[], /*
/*
* We don't setup [[Get]], [[Call]], [[Construct]], [[HasInstance]] for each function object.
* Instead we set the object's type to ECMA_OBJECT_TYPE_FUNCTION
* that defines which version of [[Get]] routine should be used on demand.
* that defines which version of the routine should be used on demand.
*/
// 3.
@ -95,12 +97,103 @@ ecma_op_create_function_object( const ecma_char_t* formal_parameter_list_p[], /*
ecma_property_t *code_prop_p = ecma_create_internal_property( f, ECMA_INTERNAL_PROPERTY_CODE);
code_prop_p->u.internal_property.value = first_opcode_idx;
TODO( Steps 16 - 19 );
(void)is_strict;
// 16.
FIXME( Use 'new Object()' instead );
ecma_object_t *proto_p = ecma_create_object( NULL, true, ECMA_OBJECT_TYPE_GENERAL);
// 17.
ecma_ref_object( f);
ecma_property_descriptor_t prop_desc = (ecma_property_descriptor_t) {
.is_value_defined = true,
.value = ecma_make_object_value( f),
.is_writable_defined = true,
.writable = ECMA_PROPERTY_WRITABLE,
.is_enumerable_defined = true,
.enumerable = ECMA_PROPERTY_NOT_ENUMERABLE,
.is_configurable_defined = true,
.configurable = ECMA_PROPERTY_CONFIGURABLE,
.is_get_defined = false,
.get_p = NULL,
.is_set_defined = false,
.set_p = NULL
};
ecma_op_object_define_own_property( proto_p,
ecma_get_magic_string( ECMA_MAGIC_STRING_CONSTRUCTOR),
prop_desc,
false);
// 18.
ecma_ref_object( proto_p);
prop_desc.value = ecma_make_object_value( proto_p);
prop_desc.configurable = ECMA_PROPERTY_NOT_CONFIGURABLE;
ecma_op_object_define_own_property( f,
ecma_get_magic_string( ECMA_MAGIC_STRING_PROTOTYPE),
prop_desc,
false);
ecma_deref_object( proto_p);
// 19.
if ( is_strict )
{
ecma_object_t *thrower_p = ecma_op_get_throw_type_error();
prop_desc = (ecma_property_descriptor_t) {
.is_value_defined = false,
.value = ecma_make_simple_value( ECMA_SIMPLE_VALUE_UNDEFINED),
.is_writable_defined = false,
.writable = ECMA_PROPERTY_NOT_WRITABLE,
.is_enumerable_defined = true,
.enumerable = ECMA_PROPERTY_NOT_ENUMERABLE,
.is_configurable_defined = true,
.configurable = ECMA_PROPERTY_NOT_CONFIGURABLE,
.is_get_defined = true,
.get_p = thrower_p,
.is_set_defined = true,
.set_p = thrower_p
};
ecma_op_object_define_own_property( f,
ecma_get_magic_string( ECMA_MAGIC_STRING_CALLER),
prop_desc,
false);
ecma_op_object_define_own_property( f,
ecma_get_magic_string( ECMA_MAGIC_STRING_ARGUMENTS),
prop_desc,
false);
ecma_deref_object( thrower_p);
}
return f;
} /* ecma_op_create_function_object */
/**
* Get [[ThrowTypeError]] Function Object
*
* @return pointer to unique [[ThrowTypeError]] Function Object
*/
ecma_object_t*
ecma_op_get_throw_type_error( void)
{
TODO( Create [[ThrowTypeError]] during engine initialization and return it from here );
JERRY_UNIMPLEMENTED();
} /* ecma_op_get_throw_type_error */
/**
* @}
* @}

2
src/libecmaoperations/ecma-function-object.h
View File

@ -35,6 +35,8 @@ ecma_op_create_function_object( const ecma_char_t* formal_parameter_list_p[],
bool is_strict,
interp_bytecode_idx first_opcode_idx);
extern ecma_object_t* ecma_op_get_throw_type_error( void);
/**
* @}
* @}