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Partially implementing ToNumber operation.

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This commit is contained in:
Ruben Ayrapetyan
2014-07-21 20:35:44 +04:00
parent 7a0612d441
commit 9b2b248728
5 changed files with 64 additions and 6 deletions
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src/libecmaoperations/ecma-conversion.c
+49 -5
View File
@@ -35,7 +35,7 @@
* ECMA-262 v5, 9.10
*
* @return completion value
* Returned value must be free with ecma_FreeCompletionValue
* Returned value must be freed with ecma_free_completion_value
*/
ecma_CompletionValue_t
ecma_op_check_object_coercible( ecma_Value_t value) /**< ecma-value */
@@ -87,10 +87,10 @@ ecma_op_check_object_coercible( ecma_Value_t value) /**< ecma-value */
* ToPrimitive operation.
*
* See also:
* ECMA-262 v5, 9.10
* ECMA-262 v5, 9.1
*
* @return completion value
* Returned value must be free with ecma_FreeCompletionValue
* Returned value must be freed with ecma_free_completion_value
*/
ecma_CompletionValue_t
ecma_op_to_primitive( ecma_Value_t value) /**< ecma-value */
@@ -118,14 +118,58 @@ ecma_op_to_primitive( ecma_Value_t value) /**< ecma-value */
JERRY_UNREACHABLE();
} /* ecma_op_to_primitive */
/**
* ToNumber operation.
*
* See also:
* ECMA-262 v5, 9.3
*
* @return completion value
* Returned value must be freed with ecma_free_completion_value
*/
ecma_CompletionValue_t
ecma_op_to_number( ecma_Value_t value) /**< ecma-value */
{
switch ( (ecma_Type_t)value.m_ValueType )
{
case ECMA_TYPE_NUMBER:
{
return ecma_MakeCompletionValue( ECMA_COMPLETION_TYPE_NORMAL,
ecma_CopyValue( value),
ECMA_TARGET_ID_RESERVED);
}
case ECMA_TYPE_SIMPLE:
case ECMA_TYPE_STRING:
{
JERRY_UNIMPLEMENTED();
}
case ECMA_TYPE_OBJECT:
{
ecma_CompletionValue_t completion_to_primitive = ecma_op_to_primitive( value);
JERRY_ASSERT( ecma_is_completion_value_normal( completion_to_primitive) );
ecma_CompletionValue_t completion_to_number = ecma_op_to_number( completion_to_primitive.value);
ecma_free_completion_value( completion_to_primitive);
return completion_to_number;
}
case ECMA_TYPE__COUNT:
{
JERRY_UNREACHABLE();
}
}
JERRY_UNREACHABLE();
} /* ecma_op_to_number */
/**
* ToObject operation.
*
* See also:
* ECMA-262 v5, 9.10
* ECMA-262 v5, 9.9
*
* @return completion value
* Returned value must be free with ecma_FreeCompletionValue
* Returned value must be freed with ecma_free_completion_value
*/
ecma_CompletionValue_t
ecma_op_to_object( ecma_Value_t value) /**< ecma-value */
src/libecmaoperations/ecma-conversion.h
+1
View File
@@ -28,6 +28,7 @@
extern ecma_CompletionValue_t ecma_op_check_object_coercible( ecma_Value_t value);
extern ecma_CompletionValue_t ecma_op_to_primitive( ecma_Value_t value);
extern ecma_CompletionValue_t ecma_op_to_number( ecma_Value_t value);
extern ecma_CompletionValue_t ecma_op_to_object( ecma_Value_t value);
/**