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Correctly handle variables imported or exported by modules. (#3270)

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Remove var declaration workarounds and correctly create / use variables for modules.

Still missing: create lexical environment for automatic module conversion.
(Or remove this feature overall.)

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2019-11-04 16:51:26 +01:00
committed by Dániel Bátyai
parent 6f83da4c0b
commit ab8fa74b86
15 changed files with 279 additions and 69 deletions
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jerry-core/parser/js/js-parser-expr.c
+1 -8
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@@ -607,11 +607,6 @@ parser_parse_class (parser_context_t *context_p, /**< context */
{
JERRY_ASSERT (context_p->token.type == LEXER_KEYW_CLASS);
#if ENABLED (JERRY_ES2015_MODULE_SYSTEM)
/* FIXME: Remove this hack after module classes are supported. */
uint16_t assign_opcode = CBC_ASSIGN_LET_CONST;
#endif /* ENABLED (JERRY_ES2015_MODULE_SYSTEM) */
uint16_t class_ident_index = PARSER_MAXIMUM_NUMBER_OF_LITERALS;
if (is_statement)
@@ -632,8 +627,6 @@ parser_parse_class (parser_context_t *context_p, /**< context */
#if ENABLED (JERRY_ES2015_MODULE_SYSTEM)
if (context_p->status_flags & PARSER_MODULE_STORE_IDENT)
{
assign_opcode = CBC_ASSIGN_SET_IDENT;
context_p->module_identifier_lit_p = context_p->lit_object.literal_p;
context_p->status_flags &= (uint32_t) ~(PARSER_MODULE_STORE_IDENT);
}
@@ -693,7 +686,7 @@ parser_parse_class (parser_context_t *context_p, /**< context */
if (is_statement)
{
parser_emit_cbc_literal (context_p,
class_ident_index >= PARSER_REGISTER_START ? CBC_MOV_IDENT : assign_opcode,
class_ident_index >= PARSER_REGISTER_START ? CBC_MOV_IDENT : CBC_ASSIGN_LET_CONST,
class_ident_index);
}