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Fix function argument handling issues caused by the parser. (#3705)

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1) Nested function declarations should not overwrite arguments.
2) Functions should be created in the correct scope.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2020-05-04 14:55:46 +02:00
committed by GitHub
parent 40a9f27314
commit 132a2008c9
6 changed files with 135 additions and 23 deletions
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jerry-core/parser/js/js-scanner.h
+3 -1
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@@ -148,12 +148,14 @@ typedef enum
SCANNER_STREAM_TYPE_LET, /**< let declaration */
SCANNER_STREAM_TYPE_CONST, /**< const declaration */
SCANNER_STREAM_TYPE_LOCAL, /**< local declaration (e.g. catch block) */
SCANNER_STREAM_TYPE_DESTRUCTURED_ARG, /**< destructuring argument declaration */
#endif /* ENABLED (JERRY_ES2015) */
#if ENABLED (JERRY_ES2015_MODULE_SYSTEM)
SCANNER_STREAM_TYPE_IMPORT, /**< module import */
#endif /* ENABLED (JERRY_ES2015_MODULE_SYSTEM) */
SCANNER_STREAM_TYPE_ARG, /**< argument declaration */
#if ENABLED (JERRY_ES2015)
SCANNER_STREAM_TYPE_DESTRUCTURED_ARG, /**< destructuring argument declaration */
#endif /* ENABLED (JERRY_ES2015) */
/* Function types should be at the end. See the SCANNER_STREAM_TYPE_IS_FUNCTION macro. */
SCANNER_STREAM_TYPE_ARG_FUNC, /**< argument declaration which
* is later initialized with a function */