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Implement ECMAScript 2022 class static block (#4841)

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Co-authored-by: Martin Negyokru negyokru@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
2021-12-15 15:45:53 +01:00
committed by GitHub
parent c51b268276
commit 53b61c1f6f
15 changed files with 381 additions and 46 deletions
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jerry-core/parser/js/js-scanner.c
+52
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@@ -2304,6 +2304,33 @@ scanner_scan_statement_end (parser_context_t *context_p, /**< context */
continue;
}
#if JERRY_ESNEXT
case SCAN_STACK_CLASS_STATIC_BLOCK:
{
if (type != LEXER_RIGHT_BRACE)
{
break;
}
scanner_pop_literal_pool (context_p, scanner_context_p);
scanner_source_start_t start_range;
parser_stack_pop_uint8 (context_p);
parser_stack_pop (context_p, &start_range, sizeof (scanner_source_start_t));
scanner_context_p->mode = SCAN_MODE_CLASS_BODY_NO_SCAN;
scanner_location_info_t *location_info_p;
location_info_p = (scanner_location_info_t *) scanner_insert_info (context_p,
start_range.source_p,
sizeof (scanner_location_info_t));
location_info_p->info.type = SCANNER_TYPE_CLASS_STATIC_BLOCK_END;
location_info_p->location.source_p = context_p->source_p;
location_info_p->location.line = context_p->token.line;
location_info_p->location.column = context_p->token.column;
lexer_scan_identifier (context_p, LEXER_PARSE_CHECK_KEYWORDS | LEXER_PARSE_NO_STRICT_IDENT_ERROR);
return SCAN_KEEP_TOKEN;
}
case SCAN_STACK_PRIVATE_BLOCK_EARLY:
{
parser_list_iterator_t literal_iterator;
@@ -2681,9 +2708,28 @@ scanner_scan_all (parser_context_t *context_p) /**< context */
}
else if (lexer_token_is_identifier (context_p, "static", 6))
{
scanner_source_start_t static_start;
static_start.source_p = context_p->source_p - 1;
lexer_scan_identifier (context_p, LEXER_PARSE_NO_OPTS);
identifier_found = true;
private_field_flags |= SCANNER_PRIVATE_FIELD_STATIC;
if (!is_private && context_p->token.type == LEXER_LEFT_BRACE)
{
parser_stack_push (context_p, &static_start, sizeof (scanner_source_start_t));
parser_stack_push_uint8 (context_p, SCAN_STACK_CLASS_STATIC_BLOCK);
scanner_literal_pool_t *literal_pool_p =
scanner_push_literal_pool (context_p, &scanner_context, SCANNER_LITERAL_POOL_FUNCTION);
literal_pool_p->source_p = context_p->source_p - 1;
lexer_next_token (context_p);
scanner_context.mode = SCAN_MODE_STATEMENT_OR_TERMINATOR;
continue;
}
}
scanner_context.mode = SCAN_MODE_FUNCTION_ARGUMENTS;
@@ -3851,6 +3897,12 @@ scan_completed:
print_location = false;
break;
}
case SCANNER_TYPE_CLASS_STATIC_BLOCK_END:
{
name_p = "SCANNER_TYPE_CLASS_STATIC_BLOCK_END";
print_location = true;
break;
}
case SCANNER_TYPE_CLASS_FIELD_INITIALIZER_END:
{
name_p = "SCANNER_TYPE_CLASS_FIELD_INITIALIZER_END";