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Implement vm_throw callback (#4726)

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Slightly improve the description of vm_exec_stop callback.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2021-08-10 15:50:26 +02:00
committed by GitHub
parent b6ec9275aa
commit 444806d78a
15 changed files with 399 additions and 22 deletions
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jerry-core/api/jerry.c
+22 -3
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@@ -1800,6 +1800,9 @@ jerry_is_feature_enabled (const jerry_feature_t feature) /**< feature to check *
#if JERRY_VM_EXEC_STOP
|| feature == JERRY_FEATURE_VM_EXEC_STOP
#endif /* JERRY_VM_EXEC_STOP */
#if JERRY_VM_THROW
|| feature == JERRY_FEATURE_VM_THROW
#endif /* JERRY_VM_THROW */
#if JERRY_BUILTIN_JSON
|| feature == JERRY_FEATURE_JSON
#endif /* JERRY_BUILTIN_JSON */
@@ -5202,8 +5205,8 @@ jerry_create_context (uint32_t heap_size, /**< the size of heap */
} /* jerry_create_context */
/**
* If JERRY_VM_EXEC_STOP is enabled the callback passed to this function is
* periodically called with the user_p argument. If frequency is greater
* When JERRY_VM_EXEC_STOP is enabled, the callback passed to this function
* is periodically called with the user_p argument. If frequency is greater
* than 1, the callback is only called at every frequency ticks.
*/
void
@@ -5219,8 +5222,8 @@ jerry_set_vm_exec_stop_callback (jerry_vm_exec_stop_callback_t stop_cb, /**< per
JERRY_CONTEXT (vm_exec_stop_frequency) = frequency;
JERRY_CONTEXT (vm_exec_stop_counter) = frequency;
JERRY_CONTEXT (vm_exec_stop_user_p) = user_p;
JERRY_CONTEXT (vm_exec_stop_cb) = stop_cb;
JERRY_CONTEXT (vm_exec_stop_user_p) = user_p;
#else /* !JERRY_VM_EXEC_STOP */
JERRY_UNUSED (stop_cb);
JERRY_UNUSED (user_p);
@@ -5228,6 +5231,22 @@ jerry_set_vm_exec_stop_callback (jerry_vm_exec_stop_callback_t stop_cb, /**< per
#endif /* JERRY_VM_EXEC_STOP */
} /* jerry_set_vm_exec_stop_callback */
/**
* When JERRY_VM_THROW is enabled, the callback passed to this
* function is called when an error is thrown in ECMAScript code.
*/
void jerry_set_vm_throw_callback (jerry_vm_throw_callback_t throw_cb, /**< callback which is called on throws */
void *user_p) /**< pointer passed to the function */
{
#if JERRY_VM_THROW
JERRY_CONTEXT (vm_throw_callback_p) = throw_cb;
JERRY_CONTEXT (vm_throw_callback_user_p) = user_p;
#else /* !JERRY_VM_THROW */
JERRY_UNUSED (throw_cb);
JERRY_UNUSED (user_p);
#endif /* JERRY_VM_THROW */
} /* jerry_set_vm_throw_callback */
/**
* Get backtrace. The backtrace is an array of strings where
* each string contains the position of the corresponding frame.