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Support identifier references for object initializers. (#2597)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2018-11-22 10:07:11 +01:00
committed by GitHub
parent 3d33d3258a
commit a0a6eaaee8
3 changed files with 80 additions and 0 deletions
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jerry-core/parser/js/js-parser-expr.c
+32
View File
@@ -788,6 +788,9 @@ parser_parse_object_literal (parser_context_t *context_p) /**< context */
parser_append_object_literal_item (context_p,
literal_index,
PARSER_OBJECT_PROPERTY_VALUE);
#else /* !CONFIG_DISABLE_ES2015_OBJECT_INITIALIZER */
parser_line_counter_t start_line = context_p->token.line;
parser_line_counter_t start_column = context_p->token.column;
#endif /* CONFIG_DISABLE_ES2015_OBJECT_INITIALIZER */
lexer_next_token (context_p);
@@ -802,6 +805,35 @@ parser_parse_object_literal (parser_context_t *context_p) /**< context */
context_p->last_cbc.value = literal_index;
break;
}
if (context_p->token.type == LEXER_RIGHT_BRACE
|| context_p->token.type == LEXER_COMMA)
{
/* Re-parse the literal as common identifier. */
context_p->source_p = context_p->token.lit_location.char_p;
context_p->line = start_line;
context_p->column = start_column;
lexer_next_token (context_p);
if (context_p->token.type != LEXER_LITERAL
|| context_p->token.lit_location.type != LEXER_IDENT_LITERAL)
{
parser_raise_error (context_p, PARSER_ERR_IDENTIFIER_EXPECTED);
}
lexer_construct_literal_object (context_p,
&context_p->token.lit_location,
context_p->token.lit_location.type);
parser_emit_cbc_literal_from_token (context_p, CBC_PUSH_LITERAL);
context_p->last_cbc_opcode = CBC_SET_LITERAL_PROPERTY;
context_p->last_cbc.value = literal_index;
lexer_next_token (context_p);
break;
}
#endif /* !CONFIG_DISABLE_ES2015_OBJECT_INITIALIZER */
if (context_p->token.type != LEXER_COLON)
jerry-core/parser/js/js-parser-scanner.c
+12
View File
@@ -959,6 +959,18 @@ parser_scan_until (parser_context_t *context_p, /**< context */
mode = SCAN_MODE_FUNCTION_ARGUMENTS;
continue;
}
if (context_p->token.type == LEXER_COMMA)
{
continue;
}
if (context_p->token.type == LEXER_RIGHT_BRACE)
{
parser_stack_pop_uint8 (context_p);
mode = SCAN_MODE_POST_PRIMARY_EXPRESSION;
break;
}
#endif /* !CONFIG_DISABLE_ES2015_OBJECT_INITIALIZER */
if (context_p->token.type != LEXER_COLON)