godot-docs/classes/class_enginedebugger.rst

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.. _class_EngineDebugger:

EngineDebugger
==============

**Inherits:** :ref:`Object<class_Object>`

Exposes the internal debugger.

.. rst-class:: classref-introduction-group

Description
-----------

**EngineDebugger** handles the communication between the editor and the running game. It is active in the running game. Messages can be sent/received through it. It also manages the profilers.

.. rst-class:: classref-reftable-group

Methods
-------

.. table::
   :widths: auto

   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`clear_breakpoints<class_EngineDebugger_method_clear_breakpoints>`\ (\ )                                                                                                                                                     |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`debug<class_EngineDebugger_method_debug>`\ (\ can_continue\: :ref:`bool<class_bool>` = true, is_error_breakpoint\: :ref:`bool<class_bool>` = false\ )                                                                       |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | :ref:`int<class_int>`   | :ref:`get_depth<class_EngineDebugger_method_get_depth>`\ (\ ) |const|                                                                                                                                                             |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | :ref:`int<class_int>`   | :ref:`get_lines_left<class_EngineDebugger_method_get_lines_left>`\ (\ ) |const|                                                                                                                                                   |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | :ref:`bool<class_bool>` | :ref:`has_capture<class_EngineDebugger_method_has_capture>`\ (\ name\: :ref:`StringName<class_StringName>`\ )                                                                                                                     |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | :ref:`bool<class_bool>` | :ref:`has_profiler<class_EngineDebugger_method_has_profiler>`\ (\ name\: :ref:`StringName<class_StringName>`\ )                                                                                                                   |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`insert_breakpoint<class_EngineDebugger_method_insert_breakpoint>`\ (\ line\: :ref:`int<class_int>`, source\: :ref:`StringName<class_StringName>`\ )                                                                         |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | :ref:`bool<class_bool>` | :ref:`is_active<class_EngineDebugger_method_is_active>`\ (\ )                                                                                                                                                                     |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | :ref:`bool<class_bool>` | :ref:`is_breakpoint<class_EngineDebugger_method_is_breakpoint>`\ (\ line\: :ref:`int<class_int>`, source\: :ref:`StringName<class_StringName>`\ ) |const|                                                                         |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | :ref:`bool<class_bool>` | :ref:`is_profiling<class_EngineDebugger_method_is_profiling>`\ (\ name\: :ref:`StringName<class_StringName>`\ )                                                                                                                   |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | :ref:`bool<class_bool>` | :ref:`is_skipping_breakpoints<class_EngineDebugger_method_is_skipping_breakpoints>`\ (\ ) |const|                                                                                                                                 |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`line_poll<class_EngineDebugger_method_line_poll>`\ (\ )                                                                                                                                                                     |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`profiler_add_frame_data<class_EngineDebugger_method_profiler_add_frame_data>`\ (\ name\: :ref:`StringName<class_StringName>`, data\: :ref:`Array<class_Array>`\ )                                                           |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`profiler_enable<class_EngineDebugger_method_profiler_enable>`\ (\ name\: :ref:`StringName<class_StringName>`, enable\: :ref:`bool<class_bool>`, arguments\: :ref:`Array<class_Array>` = []\ )                               |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`register_message_capture<class_EngineDebugger_method_register_message_capture>`\ (\ name\: :ref:`StringName<class_StringName>`, callable\: :ref:`Callable<class_Callable>`\ )                                               |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`register_profiler<class_EngineDebugger_method_register_profiler>`\ (\ name\: :ref:`StringName<class_StringName>`, profiler\: :ref:`EngineProfiler<class_EngineProfiler>`\ )                                                 |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`remove_breakpoint<class_EngineDebugger_method_remove_breakpoint>`\ (\ line\: :ref:`int<class_int>`, source\: :ref:`StringName<class_StringName>`\ )                                                                         |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`script_debug<class_EngineDebugger_method_script_debug>`\ (\ language\: :ref:`ScriptLanguage<class_ScriptLanguage>`, can_continue\: :ref:`bool<class_bool>` = true, is_error_breakpoint\: :ref:`bool<class_bool>` = false\ ) |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`send_message<class_EngineDebugger_method_send_message>`\ (\ message\: :ref:`String<class_String>`, data\: :ref:`Array<class_Array>`\ )                                                                                      |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`set_depth<class_EngineDebugger_method_set_depth>`\ (\ depth\: :ref:`int<class_int>`\ )                                                                                                                                      |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`set_lines_left<class_EngineDebugger_method_set_lines_left>`\ (\ lines\: :ref:`int<class_int>`\ )                                                                                                                            |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`unregister_message_capture<class_EngineDebugger_method_unregister_message_capture>`\ (\ name\: :ref:`StringName<class_StringName>`\ )                                                                                       |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
   | |void|                  | :ref:`unregister_profiler<class_EngineDebugger_method_unregister_profiler>`\ (\ name\: :ref:`StringName<class_StringName>`\ )                                                                                                     |
   +-------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

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Method Descriptions
-------------------

.. _class_EngineDebugger_method_clear_breakpoints:

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|void| **clear_breakpoints**\ (\ ) :ref:`🔗<class_EngineDebugger_method_clear_breakpoints>`

Clears all breakpoints.

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----

.. _class_EngineDebugger_method_debug:

.. rst-class:: classref-method

|void| **debug**\ (\ can_continue\: :ref:`bool<class_bool>` = true, is_error_breakpoint\: :ref:`bool<class_bool>` = false\ ) :ref:`🔗<class_EngineDebugger_method_debug>`

Starts a debug break in script execution, optionally specifying whether the program can continue based on ``can_continue`` and whether the break was due to a breakpoint.

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----

.. _class_EngineDebugger_method_get_depth:

.. rst-class:: classref-method

:ref:`int<class_int>` **get_depth**\ (\ ) |const| :ref:`🔗<class_EngineDebugger_method_get_depth>`

**Experimental:** This method may be changed or removed in future versions.

Returns the current debug depth.

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.. _class_EngineDebugger_method_get_lines_left:

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:ref:`int<class_int>` **get_lines_left**\ (\ ) |const| :ref:`🔗<class_EngineDebugger_method_get_lines_left>`

**Experimental:** This method may be changed or removed in future versions.

Returns the number of lines that remain.

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.. _class_EngineDebugger_method_has_capture:

.. rst-class:: classref-method

:ref:`bool<class_bool>` **has_capture**\ (\ name\: :ref:`StringName<class_StringName>`\ ) :ref:`🔗<class_EngineDebugger_method_has_capture>`

Returns ``true`` if a capture with the given name is present otherwise ``false``.

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.. _class_EngineDebugger_method_has_profiler:

.. rst-class:: classref-method

:ref:`bool<class_bool>` **has_profiler**\ (\ name\: :ref:`StringName<class_StringName>`\ ) :ref:`🔗<class_EngineDebugger_method_has_profiler>`

Returns ``true`` if a profiler with the given name is present otherwise ``false``.

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.. _class_EngineDebugger_method_insert_breakpoint:

.. rst-class:: classref-method

|void| **insert_breakpoint**\ (\ line\: :ref:`int<class_int>`, source\: :ref:`StringName<class_StringName>`\ ) :ref:`🔗<class_EngineDebugger_method_insert_breakpoint>`

Inserts a new breakpoint with the given ``source`` and ``line``.

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.. _class_EngineDebugger_method_is_active:

.. rst-class:: classref-method

:ref:`bool<class_bool>` **is_active**\ (\ ) :ref:`🔗<class_EngineDebugger_method_is_active>`

Returns ``true`` if the debugger is active otherwise ``false``.

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.. _class_EngineDebugger_method_is_breakpoint:

.. rst-class:: classref-method

:ref:`bool<class_bool>` **is_breakpoint**\ (\ line\: :ref:`int<class_int>`, source\: :ref:`StringName<class_StringName>`\ ) |const| :ref:`🔗<class_EngineDebugger_method_is_breakpoint>`

Returns ``true`` if the given ``source`` and ``line`` represent an existing breakpoint.

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----

.. _class_EngineDebugger_method_is_profiling:

.. rst-class:: classref-method

:ref:`bool<class_bool>` **is_profiling**\ (\ name\: :ref:`StringName<class_StringName>`\ ) :ref:`🔗<class_EngineDebugger_method_is_profiling>`

Returns ``true`` if a profiler with the given name is present and active otherwise ``false``.

.. rst-class:: classref-item-separator

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.. _class_EngineDebugger_method_is_skipping_breakpoints:

.. rst-class:: classref-method

:ref:`bool<class_bool>` **is_skipping_breakpoints**\ (\ ) |const| :ref:`🔗<class_EngineDebugger_method_is_skipping_breakpoints>`

Returns ``true`` if the debugger is skipping breakpoints otherwise ``false``.

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.. _class_EngineDebugger_method_line_poll:

.. rst-class:: classref-method

|void| **line_poll**\ (\ ) :ref:`🔗<class_EngineDebugger_method_line_poll>`

Forces a processing loop of debugger events. The purpose of this method is just processing events every now and then when the script might get too busy, so that bugs like infinite loops can be caught

.. rst-class:: classref-item-separator

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.. _class_EngineDebugger_method_profiler_add_frame_data:

.. rst-class:: classref-method

|void| **profiler_add_frame_data**\ (\ name\: :ref:`StringName<class_StringName>`, data\: :ref:`Array<class_Array>`\ ) :ref:`🔗<class_EngineDebugger_method_profiler_add_frame_data>`

Calls the ``add`` callable of the profiler with given ``name`` and ``data``.

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.. _class_EngineDebugger_method_profiler_enable:

.. rst-class:: classref-method

|void| **profiler_enable**\ (\ name\: :ref:`StringName<class_StringName>`, enable\: :ref:`bool<class_bool>`, arguments\: :ref:`Array<class_Array>` = []\ ) :ref:`🔗<class_EngineDebugger_method_profiler_enable>`

Calls the ``toggle`` callable of the profiler with given ``name`` and ``arguments``. Enables/Disables the same profiler depending on ``enable`` argument.

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.. _class_EngineDebugger_method_register_message_capture:

.. rst-class:: classref-method

|void| **register_message_capture**\ (\ name\: :ref:`StringName<class_StringName>`, callable\: :ref:`Callable<class_Callable>`\ ) :ref:`🔗<class_EngineDebugger_method_register_message_capture>`

Registers a message capture with given ``name``. If ``name`` is "my_message" then messages starting with "my_message:" will be called with the given callable.

Callable must accept a message string and a data array as argument. If the message and data are valid then callable must return ``true`` otherwise ``false``.

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.. _class_EngineDebugger_method_register_profiler:

.. rst-class:: classref-method

|void| **register_profiler**\ (\ name\: :ref:`StringName<class_StringName>`, profiler\: :ref:`EngineProfiler<class_EngineProfiler>`\ ) :ref:`🔗<class_EngineDebugger_method_register_profiler>`

Registers a profiler with the given ``name``. See :ref:`EngineProfiler<class_EngineProfiler>` for more information.

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.. _class_EngineDebugger_method_remove_breakpoint:

.. rst-class:: classref-method

|void| **remove_breakpoint**\ (\ line\: :ref:`int<class_int>`, source\: :ref:`StringName<class_StringName>`\ ) :ref:`🔗<class_EngineDebugger_method_remove_breakpoint>`

Removes a breakpoint with the given ``source`` and ``line``.

.. rst-class:: classref-item-separator

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.. _class_EngineDebugger_method_script_debug:

.. rst-class:: classref-method

|void| **script_debug**\ (\ language\: :ref:`ScriptLanguage<class_ScriptLanguage>`, can_continue\: :ref:`bool<class_bool>` = true, is_error_breakpoint\: :ref:`bool<class_bool>` = false\ ) :ref:`🔗<class_EngineDebugger_method_script_debug>`

Starts a debug break in script execution, optionally specifying whether the program can continue based on ``can_continue`` and whether the break was due to a breakpoint.

.. rst-class:: classref-item-separator

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.. _class_EngineDebugger_method_send_message:

.. rst-class:: classref-method

|void| **send_message**\ (\ message\: :ref:`String<class_String>`, data\: :ref:`Array<class_Array>`\ ) :ref:`🔗<class_EngineDebugger_method_send_message>`

Sends a message with given ``message`` and ``data`` array.

.. rst-class:: classref-item-separator

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.. _class_EngineDebugger_method_set_depth:

.. rst-class:: classref-method

|void| **set_depth**\ (\ depth\: :ref:`int<class_int>`\ ) :ref:`🔗<class_EngineDebugger_method_set_depth>`

**Experimental:** This method may be changed or removed in future versions.

Sets the current debugging depth.

.. rst-class:: classref-item-separator

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.. _class_EngineDebugger_method_set_lines_left:

.. rst-class:: classref-method

|void| **set_lines_left**\ (\ lines\: :ref:`int<class_int>`\ ) :ref:`🔗<class_EngineDebugger_method_set_lines_left>`

**Experimental:** This method may be changed or removed in future versions.

Sets the current debugging lines that remain.

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.. _class_EngineDebugger_method_unregister_message_capture:

.. rst-class:: classref-method

|void| **unregister_message_capture**\ (\ name\: :ref:`StringName<class_StringName>`\ ) :ref:`🔗<class_EngineDebugger_method_unregister_message_capture>`

Unregisters the message capture with given ``name``.

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.. _class_EngineDebugger_method_unregister_profiler:

.. rst-class:: classref-method

|void| **unregister_profiler**\ (\ name\: :ref:`StringName<class_StringName>`\ ) :ref:`🔗<class_EngineDebugger_method_unregister_profiler>`

Unregisters a profiler with given ``name``.

.. |virtual| replace:: :abbr:`virtual (This method should typically be overridden by the user to have any effect.)`
.. |const| replace:: :abbr:`const (This method has no side effects. It doesn't modify any of the instance's member variables.)`
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.. |constructor| replace:: :abbr:`constructor (This method is used to construct a type.)`
.. |static| replace:: :abbr:`static (This method doesn't need an instance to be called, so it can be called directly using the class name.)`
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.. |bitfield| replace:: :abbr:`BitField (This value is an integer composed as a bitmask of the following flags.)`
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