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Initial implementation of class fields (#4191)

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Missing features:
 - this binding in static fields are not supported
 - static field evaluation order is wrong
 - function names are not supported

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2020-09-17 15:22:55 +02:00
committed by GitHub
parent 7345c83af7
commit d9653823ca
30 changed files with 1666 additions and 581 deletions
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jerry-core/ecma/base/ecma-globals.h
+20 -5
View File
@@ -113,17 +113,21 @@ typedef enum
ECMA_PARSE_DIRECT_EVAL = (1u << 3), /**< eval is called directly (ECMA-262 v5, 15.1.2.1.1) */
ECMA_PARSE_CLASS_CONSTRUCTOR = (1u << 4), /**< a class constructor is being parsed */
/* These four status flags must be in this order. The first three are also parser status flags.
/* These five status flags must be in this order. The first four are also parser status flags.
* See PARSER_SAVE_STATUS_FLAGS / PARSER_RESTORE_STATUS_FLAGS. */
ECMA_PARSE_ALLOW_SUPER = (1u << 5), /**< allow super property access */
ECMA_PARSE_ALLOW_SUPER_CALL = (1u << 6), /**< allow super constructor call */
ECMA_PARSE_ALLOW_NEW_TARGET = (1u << 7), /**< allow new.target access */
ECMA_PARSE_FUNCTION_CONTEXT = (1u << 8), /**< function context is present (ECMA_PARSE_DIRECT_EVAL must be set) */
ECMA_PARSE_INSIDE_CLASS_FIELD = (1u << 7), /**< a class field is being parsed */
ECMA_PARSE_ALLOW_NEW_TARGET = (1u << 8), /**< allow new.target access */
ECMA_PARSE_FUNCTION_CONTEXT = (1u << 9), /**< function context is present (ECMA_PARSE_DIRECT_EVAL must be set) */
ECMA_PARSE_GENERATOR_FUNCTION = (1u << 9), /**< generator function is parsed */
ECMA_PARSE_ASYNC_FUNCTION = (1u << 10), /**< async function is parsed */
ECMA_PARSE_GENERATOR_FUNCTION = (1u << 10), /**< generator function is parsed */
ECMA_PARSE_ASYNC_FUNCTION = (1u << 11), /**< async function is parsed */
/* These flags are internally used by the parser. */
#if ENABLED (JERRY_ESNEXT)
ECMA_PARSE_INTERNAL_PRE_SCANNING = (1u << 12),
#endif /* ENABLED (JERRY_ESNEXT) */
#ifndef JERRY_NDEBUG
/**
* This flag represents an error in for in/of statements, which cannot be set
@@ -1439,6 +1443,17 @@ typedef struct
*/
#define ECMA_COLLECTION_INITIAL_SIZE ECMA_COLLECTION_ALLOCATED_SIZE (ECMA_COLLECTION_INITIAL_CAPACITY)
/**
* Size shift of a compact collection
*/
#define ECMA_COMPACT_COLLECTION_SIZE_SHIFT 3
/**
* Get the size of the compact collection
*/
#define ECMA_COMPACT_COLLECTION_GET_SIZE(compact_collection_p) \
((compact_collection_p)[0] >> ECMA_COMPACT_COLLECTION_SIZE_SHIFT)
/**
* Direct string types (2 bit).
*/