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Implement the core of the generator functions. (#3368)

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Some things are missing:
 - yield* support
 - generator definition in object literal
 - the hidden GeneratorFunction

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2019-11-28 11:54:27 +01:00
committed by Dániel Bátyai
parent 14e95a4775
commit 110f75c99d
35 changed files with 1535 additions and 85 deletions
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jerry-core/ecma/base/ecma-globals.h
+29
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@@ -1750,6 +1750,35 @@ typedef struct
#endif /* ENABLED (JERRY_ES2015_BUILTIN_TYPEDARRAY) */
#if ENABLED (JERRY_ES2015)
/**
* Executable (e.g. generator, async) object flags.
*/
typedef enum
{
ECMA_EXECUTABLE_OBJECT_COMPLETED = (1u << 0), /**< executable object is completed and cannot be resumed */
ECMA_EXECUTABLE_OBJECT_RUNNING = (1u << 1), /**< executable object is currently running */
} ecma_executable_object_flags_t;
/**
* Checks whether the executable object is waiting for resuming.
*/
#define ECMA_EXECUTABLE_OBJECT_IS_SUSPENDED(extra_info) \
(!((extra_info) & (ECMA_EXECUTABLE_OBJECT_COMPLETED | ECMA_EXECUTABLE_OBJECT_RUNNING)))
/**
* Executable (e.g. generator, async) object flags.
*/
typedef enum
{
ECMA_GENERATOR_NEXT, /**< generator should continue its execution */
ECMA_GENERATOR_RETURN, /**< generator should perform a return operation */
ECMA_GENERATOR_THROW, /**< generator should perform a throw operation */
} ecma_generator_yield_mode_t;
#endif /* ENABLED (JERRY_ES2015) */
#if ENABLED (JERRY_ES2015_BUILTIN_DATAVIEW)
/**
* Description of DataView objects.