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Implement the core of Proxy object (#3562)

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- Internal routines of the of the proxy object are unimplemented
 - For-in enumerate with proxy target is currently not supported

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik
2020-02-28 14:41:59 +01:00
committed by GitHub
parent 9b393ee2ea
commit 4e136c8973
57 changed files with 3017 additions and 397 deletions
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jerry-core/ecma/base/ecma-globals.h
+30 -1
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@@ -614,6 +614,7 @@ typedef enum
ECMA_PROPERTY_GET_NO_OPTIONS = 0, /**< no option flags for ecma_op_object_get_property */
ECMA_PROPERTY_GET_VALUE = 1u << 0, /**< fill virtual_value field for virtual properties */
ECMA_PROPERTY_GET_EXT_REFERENCE = 1u << 1, /**< get extended reference to the property */
ECMA_PROPERTY_GET_HAS_OWN_PROP = 1u << 2, /**< internal [[HasOwnProperty]] method */
} ecma_property_get_option_bits_t;
/**
@@ -625,8 +626,9 @@ typedef enum
ECMA_OBJECT_TYPE_CLASS = 1, /**< Objects with class property */
ECMA_OBJECT_TYPE_ARRAY = 2, /**< Array object (15.4) */
ECMA_OBJECT_TYPE_PSEUDO_ARRAY = 3, /**< Array-like object, such as Arguments object (10.6) */
ECMA_OBJECT_TYPE_PROXY = 4, /**< Proxy object ECMAScript v6 26.2 */
/* Note: these 4 types must be in this order. See IsCallable operation. */
ECMA_OBJECT_TYPE_FUNCTION = 4, /**< Function objects (15.3), created through 13.2 routine */
ECMA_OBJECT_TYPE_FUNCTION = 5, /**< Function objects (15.3), created through 13.2 routine */
ECMA_OBJECT_TYPE_BOUND_FUNCTION = 6, /**< Function objects (15.3), created through 15.3.4.5 routine */
ECMA_OBJECT_TYPE_EXTERNAL_FUNCTION = 7, /**< External (host) function object */
/* Types between 13-15 cannot have a built-in flag. See ecma_lexical_environment_type_t. */
@@ -837,6 +839,7 @@ typedef struct
{
ecma_value_t value; /**< value of the object (e.g. boolean, number, string, etc.) */
uint32_t length; /**< length related property (e.g. length of ArrayBuffer) */
ecma_value_t target; /**< [[ProxyTarget]] internal property */
} u;
} class_prop;
@@ -1835,6 +1838,32 @@ do \
#define ECMA_CHECK_STACK_USAGE()
#endif /* (JERRY_STACK_LIMIT != 0) */
/**
* Invalid object pointer which represents abrupt completion
*/
#define ECMA_OBJECT_POINTER_ERROR ((ecma_object_t *) 0x01)
#if ENABLED (JERRY_ES2015_BUILTIN_PROXY)
/**
* Description of Proxy objects.
*/
typedef struct
{
ecma_object_t header; /**< header part */
ecma_value_t target; /**< [[ProxyTarget]] internal slot */
ecma_value_t handler; /**< [[ProxyHandler]] internal slot */
} ecma_proxy_object_t;
/**
* Description of Proxy objects.
*/
typedef struct
{
ecma_extended_object_t header; /**< header part */
ecma_value_t proxy; /**< [[RevocableProxy]] internal slot */
} ecma_revocable_proxy_object_t;
#endif /* ENABLED (JERRY_ES2015_BUILTIN_PROXY) */
/**
* @}
* @}