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Style fixes regarding 'empty' value: introducing ecma_is_empty_completion_value, reducing usage of the 'empty' value, listing possible usage cases of the 'empty' value in the comment to it's definition.

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This commit is contained in:
Ruben Ayrapetyan
2014-07-28 21:21:31 +04:00
parent 177a2d1382
commit 3ee0e8a8a5
7 changed files with 81 additions and 60 deletions
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src/libecmaoperations/ecma-conversion.c
+21 -34
View File
@@ -44,25 +44,18 @@ ecma_op_check_object_coercible( ecma_value_t value) /**< ecma-value */
{
case ECMA_TYPE_SIMPLE:
{
switch ( (ecma_simple_value_t)value.value )
{
case ECMA_SIMPLE_VALUE_UNDEFINED:
case ECMA_SIMPLE_VALUE_NULL:
{
return ecma_make_throw_value( ecma_new_standard_error( ECMA_ERROR_TYPE));
}
case ECMA_SIMPLE_VALUE_FALSE:
case ECMA_SIMPLE_VALUE_TRUE:
{
break;
}
case ECMA_SIMPLE_VALUE_EMPTY:
case ECMA_SIMPLE_VALUE_ARRAY_REDIRECT:
case ECMA_SIMPLE_VALUE__COUNT:
{
JERRY_UNREACHABLE();
}
}
if ( ecma_is_value_undefined( value) )
{
return ecma_make_throw_value( ecma_new_standard_error( ECMA_ERROR_TYPE));
}
else if ( ecma_is_value_boolean( value) )
{
break;
}
else
{
JERRY_UNREACHABLE();
}
break;
}
@@ -130,8 +123,6 @@ ecma_op_to_primitive( ecma_value_t value, /**< ecma-value */
ecma_completion_value_t
ecma_op_to_boolean( ecma_value_t value) /**< ecma-value */
{
ecma_simple_value_t res = ECMA_SIMPLE_VALUE_EMPTY;
switch ( (ecma_type_t)value.value_type )
{
case ECMA_TYPE_NUMBER:
@@ -139,8 +130,9 @@ ecma_op_to_boolean( ecma_value_t value) /**< ecma-value */
ecma_number_t *num_p = ecma_get_pointer( value.value);
TODO( Implement according to ECMA );
res = ( *num_p == 0 ) ? ECMA_SIMPLE_VALUE_FALSE:
ECMA_SIMPLE_VALUE_TRUE;
return ecma_make_simple_completion_value( ( *num_p == 0 ) ? ECMA_SIMPLE_VALUE_FALSE
: ECMA_SIMPLE_VALUE_TRUE );
break;
}
@@ -148,11 +140,11 @@ ecma_op_to_boolean( ecma_value_t value) /**< ecma-value */
{
if ( ecma_is_value_boolean (value ) )
{
res = value.value;
return ecma_make_simple_completion_value( value.value);
} else if ( ecma_is_value_undefined (value)
|| ecma_is_value_null( value) )
{
res = ECMA_SIMPLE_VALUE_FALSE;
return ecma_make_simple_completion_value( ECMA_SIMPLE_VALUE_FALSE);
} else
{
JERRY_UNREACHABLE();
@@ -164,14 +156,14 @@ ecma_op_to_boolean( ecma_value_t value) /**< ecma-value */
{
ecma_array_first_chunk_t *str_p = ecma_get_pointer( value.value);
res = ( str_p->header.unit_number == 0 ) ? ECMA_SIMPLE_VALUE_FALSE:
ECMA_SIMPLE_VALUE_TRUE;
return ecma_make_simple_completion_value( ( str_p->header.unit_number == 0 ) ? ECMA_SIMPLE_VALUE_FALSE
: ECMA_SIMPLE_VALUE_TRUE );
break;
}
case ECMA_TYPE_OBJECT:
{
res = ECMA_SIMPLE_VALUE_TRUE;
return ecma_make_simple_completion_value( ECMA_SIMPLE_VALUE_TRUE);
break;
}
@@ -181,12 +173,7 @@ ecma_op_to_boolean( ecma_value_t value) /**< ecma-value */
}
}
JERRY_ASSERT( res == ECMA_SIMPLE_VALUE_FALSE
|| res == ECMA_SIMPLE_VALUE_TRUE );
return ecma_make_completion_value (ECMA_COMPLETION_TYPE_NORMAL,
ecma_make_simple_value( res),
ECMA_TARGET_ID_RESERVED);
JERRY_UNREACHABLE();
} /* ecma_op_to_boolean */
/**