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Adding several completion value construction and comparison helpers.

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This commit is contained in:
Ruben Ayrapetyan
2014-08-29 12:51:06 +04:00
parent 164350b369
commit f7968e617d
17 changed files with 202 additions and 123 deletions
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src/libecmaobjects/ecma-helpers-value.c
+108 -7
View File
@@ -343,21 +343,42 @@ ecma_make_simple_completion_value (ecma_simple_value_t simple_value) /**< simple
ecma_make_simple_value (simple_value));
} /* ecma_make_simple_completion_value */
/**
* Normal completion value constructor
*
* @return completion value
*/
ecma_completion_value_t
ecma_make_normal_completion_value (ecma_value_t value) /**< value */
{
return ecma_make_completion_value (ECMA_COMPLETION_TYPE_NORMAL, value);
} /* ecma_make_normal_completion_value */
/**
* Throw completion value constructor
*
* @return completion value
*/
ecma_completion_value_t
ecma_make_throw_completion_value (ecma_value_t value) /**< value */
{
return ecma_make_completion_value (ECMA_COMPLETION_TYPE_THROW, value);
} /* ecma_make_throw_completion_value */
/**
* Throw completion value constructor.
*
* @return 'throw' completion value
*/
ecma_completion_value_t
ecma_make_throw_value (ecma_object_t *exception_p) /**< an object */
ecma_make_throw_obj_completion_value (ecma_object_t *exception_p) /**< an object */
{
JERRY_ASSERT(exception_p != NULL && !exception_p->is_lexical_environment);
ecma_value_t exception = ecma_make_object_value (exception_p);
return ecma_make_completion_value (ECMA_COMPLETION_TYPE_THROW,
exception);
} /* ecma_make_throw_value */
return ecma_make_throw_completion_value (exception);
} /* ecma_make_throw_obj_completion_value */
/**
* Empty completion value constructor.
@@ -371,6 +392,44 @@ ecma_make_empty_completion_value (void)
ecma_make_simple_value (ECMA_SIMPLE_VALUE_EMPTY));
} /* ecma_make_empty_completion_value */
/**
* Return completion value constructor
*
* @return completion value
*/
ecma_completion_value_t
ecma_make_return_completion_value (ecma_value_t value) /**< value */
{
return ecma_make_completion_value (ECMA_COMPLETION_TYPE_RETURN, value);
} /* ecma_make_return_completion_value */
/**
* Exit completion value constructor
*
* @return completion value
*/
ecma_completion_value_t
ecma_make_exit_completion_value (bool is_successful) /**< does completion value indicate
successfulness completion
of script execution (true) or not (false) */
{
return ecma_make_completion_value (ECMA_COMPLETION_TYPE_EXIT,
ecma_make_simple_value (is_successful ? ECMA_SIMPLE_VALUE_TRUE
: ECMA_SIMPLE_VALUE_FALSE));
} /* ecma_make_exit_completion_value */
/**
* Meta completion value constructor
*
* @return completion value
*/
ecma_completion_value_t
ecma_make_meta_completion_value (void)
{
return ecma_make_completion_value (ECMA_COMPLETION_TYPE_META,
ecma_make_simple_value (ECMA_SIMPLE_VALUE_EMPTY));
} /* ecma_make_meta_completion_value */
/**
* Copy ecma-completion value.
*
@@ -453,6 +512,48 @@ ecma_is_completion_value_return (ecma_completion_value_t value) /**< completion
return (value.type == ECMA_COMPLETION_TYPE_RETURN);
} /* ecma_is_completion_value_return */
/**
* Check if the completion value is exit value.
*
* @return true - if the completion type is exit,
* false - otherwise.
*/
bool
ecma_is_completion_value_exit (ecma_completion_value_t value) /**< completion value */
{
if (value.type == ECMA_COMPLETION_TYPE_EXIT)
{
JERRY_ASSERT (ecma_is_value_boolean (value.u.value));
return true;
}
else
{
return false;
}
} /* ecma_is_completion_value_exit */
/**
* Check if the completion value is meta value.
*
* @return true - if the completion type is meta,
* false - otherwise.
*/
bool
ecma_is_completion_value_meta (ecma_completion_value_t value) /**< completion value */
{
if (value.type == ECMA_COMPLETION_TYPE_META)
{
JERRY_ASSERT (ecma_is_value_empty (value.u.value));
return true;
}
else
{
return false;
}
} /* ecma_is_completion_value_meta */
/**
* Check if the completion value is specified normal simple value.
*
@@ -465,7 +566,7 @@ ecma_is_completion_value_normal_simple_value (ecma_completion_value_t value, /**
ecma_simple_value_t simple_value) /**< simple value to check
for equality with */
{
return (value.type == ECMA_COMPLETION_TYPE_NORMAL
return (ecma_is_completion_value_normal (value)
&& value.u.value.value_type == ECMA_TYPE_SIMPLE
&& value.u.value.value == simple_value);
} /* ecma_is_completion_value_normal_simple_value */
@@ -504,11 +605,11 @@ ecma_is_completion_value_normal_false (ecma_completion_value_t value) /**< compl
* false - otherwise.
*/
bool
ecma_is_empty_completion_value (ecma_completion_value_t value) /**< completion value */
ecma_is_completion_value_empty (ecma_completion_value_t value) /**< completion value */
{
return (ecma_is_completion_value_normal (value)
&& ecma_is_value_empty (value.u.value));
} /* ecma_is_empty_completion_value */
} /* ecma_is_completion_value_empty */
/**
* @}
src/libecmaobjects/ecma-helpers.h
+9 -2
View File
@@ -74,19 +74,26 @@ extern ecma_completion_value_t ecma_make_label_completion_value (ecma_completion
uint8_t depth_level,
uint16_t offset);
extern ecma_completion_value_t ecma_make_simple_completion_value (ecma_simple_value_t simple_value);
extern ecma_completion_value_t ecma_make_throw_value (ecma_object_t *exception_p);
extern ecma_completion_value_t ecma_make_normal_completion_value (ecma_value_t value);
extern ecma_completion_value_t ecma_make_throw_completion_value (ecma_value_t value);
extern ecma_completion_value_t ecma_make_throw_obj_completion_value (ecma_object_t *exception_p);
extern ecma_completion_value_t ecma_make_empty_completion_value (void);
extern ecma_completion_value_t ecma_make_return_completion_value (ecma_value_t value);
extern ecma_completion_value_t ecma_make_exit_completion_value (bool is_successful);
extern ecma_completion_value_t ecma_make_meta_completion_value (void);
extern ecma_completion_value_t ecma_copy_completion_value (ecma_completion_value_t value);
extern void ecma_free_completion_value (ecma_completion_value_t completion_value);
extern bool ecma_is_completion_value_normal (ecma_completion_value_t value);
extern bool ecma_is_completion_value_throw (ecma_completion_value_t value);
extern bool ecma_is_completion_value_return (ecma_completion_value_t value);
extern bool ecma_is_completion_value_exit (ecma_completion_value_t value);
extern bool ecma_is_completion_value_meta (ecma_completion_value_t value);
extern bool ecma_is_completion_value_normal_simple_value (ecma_completion_value_t value,
ecma_simple_value_t simple_value);
extern bool ecma_is_completion_value_normal_true (ecma_completion_value_t value);
extern bool ecma_is_completion_value_normal_false (ecma_completion_value_t value);
extern bool ecma_is_empty_completion_value (ecma_completion_value_t value);
extern bool ecma_is_completion_value_empty (ecma_completion_value_t value);
/* ecma-helpers-string.c */
extern ecma_string_t* ecma_new_ecma_string (const ecma_char_t *string_p);