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Implement ECMAScript 2022 private class methods and fields (#4831)

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Co-authored-by: Robert Fancsik robert.fancsik@h-lab.eu
Co-authored-by: Martin Negyokru mnegyokru@inf.u-szeged.hu
JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu
This commit is contained in:
Szilagyi Adam
2021-11-26 12:24:59 +01:00
committed by GitHub
parent 841e21a970
commit 70e275e92f
35 changed files with 2196 additions and 4341 deletions
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jerry-core/parser/js/js-scanner.h
+46
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@@ -87,6 +87,25 @@ typedef struct scanner_info_t
uint16_t u16_arg; /**< custom 16-bit value */
} scanner_info_t;
/**
* Scanner info for class private field
*/
typedef struct scanner_class_private_member_t
{
lexer_lit_location_t loc; /**< loc */
uint8_t u8_arg; /**< custom 8-bit value */
struct scanner_class_private_member_t *prev_p; /**< prev private field */
} scanner_class_private_member_t;
/**
* Scanner info extended with class private fields.
*/
typedef struct
{
scanner_info_t info; /**< header */
scanner_class_private_member_t *members; /**< first private field */
} scanner_class_info_t;
/**
* Scanner info extended with a location.
*/
@@ -259,6 +278,33 @@ typedef enum
SCANNER_FUNCTION_IS_STRICT = (1 << 5), /**< function is strict */
} scanner_function_flags_t;
/**
* Constants for u8_arg flags in scanner_class_info_t.
*/
typedef enum
{
SCANNER_CONSTRUCTOR_IMPLICIT = 0, /**< implicit constructor */
SCANNER_CONSTRUCTOR_EXPLICIT = (1 << 0), /**< explicit constructor */
SCANNER_SUCCESSFUL_CLASS_SCAN = (1 << 1), /**< class scan was successful */
SCANNER_PRIVATE_FIELD_ACTIVE = (1 << 2), /**< private field is active */
} scanner_constuctor_flags_t;
/**
* Constants for u8_arg flags in scanner_class_private_member_t.
*/
typedef enum
{
SCANNER_PRIVATE_FIELD_PROPERTY = (1 << 0), /**< private field initializer */
SCANNER_PRIVATE_FIELD_METHOD = (1 << 1), /**< private field method */
SCANNER_PRIVATE_FIELD_STATIC = (1 << 2), /**< static private property */
SCANNER_PRIVATE_FIELD_GETTER = (1 << 3), /**< private field getter */
SCANNER_PRIVATE_FIELD_SETTER = (1 << 4), /**< private field setter */
SCANNER_PRIVATE_FIELD_SEEN = (1 << 5), /**< private field has already been seen */
SCANNER_PRIVATE_FIELD_IGNORED = SCANNER_PRIVATE_FIELD_METHOD | SCANNER_PRIVATE_FIELD_STATIC,
SCANNER_PRIVATE_FIELD_GETTER_SETTER = (SCANNER_PRIVATE_FIELD_GETTER | SCANNER_PRIVATE_FIELD_SETTER),
SCANNER_PRIVATE_FIELD_PROPERTY_GETTER_SETTER = (SCANNER_PRIVATE_FIELD_PROPERTY | SCANNER_PRIVATE_FIELD_GETTER_SETTER),
} scanner_private_field_flags_t;
#if JERRY_ESNEXT
/**