Add expression evaluater to debugger (REPL)

Co-authored-by: rohanrhu <rohanrhu2@gmail.com>
This commit is contained in:
kobewi 2024-09-30 17:48:27 +02:00
parent e3213aaef5
commit 645abdbb80
8 changed files with 291 additions and 6 deletions

View File

@ -37,6 +37,7 @@
#include "core/debugger/script_debugger.h"
#include "core/input/input.h"
#include "core/io/resource_loader.h"
#include "core/math/expression.h"
#include "core/object/script_language.h"
#include "core/os/os.h"
#include "servers/display_server.h"
@ -529,6 +530,41 @@ void RemoteDebugger::debug(bool p_can_continue, bool p_is_error_breakpoint) {
} else if (command == "set_skip_breakpoints") {
ERR_FAIL_COND(data.is_empty());
script_debugger->set_skip_breakpoints(data[0]);
} else if (command == "evaluate") {
String expression_str = data[0];
int frame = data[1];
ScriptInstance *breaked_instance = script_debugger->get_break_language()->debug_get_stack_level_instance(frame);
if (!breaked_instance) {
break;
}
List<String> locals;
List<Variant> local_vals;
script_debugger->get_break_language()->debug_get_stack_level_locals(frame, &locals, &local_vals);
ERR_FAIL_COND(locals.size() != local_vals.size());
PackedStringArray locals_vector;
for (const String &S : locals) {
locals_vector.append(S);
}
Array local_vals_array;
for (const Variant &V : local_vals) {
local_vals_array.append(V);
}
Expression expression;
expression.parse(expression_str, locals_vector);
const Variant return_val = expression.execute(local_vals_array, breaked_instance->get_owner());
DebuggerMarshalls::ScriptStackVariable stvar;
stvar.name = expression_str;
stvar.value = return_val;
stvar.type = 3;
send_message("evaluation_return", stvar.serialize());
} else {
bool captured = false;
ERR_CONTINUE(_try_capture(command, data, captured) != OK);

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@ -966,7 +966,7 @@ void DebugAdapterProtocol::on_debug_stack_frame_var(const Array &p_data) {
List<int> scope_ids = stackframe_list.find(frame)->value;
ERR_FAIL_COND(scope_ids.size() != 3);
ERR_FAIL_INDEX(stack_var.type, 3);
ERR_FAIL_INDEX(stack_var.type, 4);
int var_id = scope_ids.get(stack_var.type);
DAP::Variable variable;

View File

@ -223,7 +223,7 @@ Object *EditorDebuggerInspector::get_object(ObjectID p_id) {
return nullptr;
}
void EditorDebuggerInspector::add_stack_variable(const Array &p_array) {
void EditorDebuggerInspector::add_stack_variable(const Array &p_array, int p_offset) {
DebuggerMarshalls::ScriptStackVariable var;
var.deserialize(p_array);
String n = var.name;
@ -248,6 +248,9 @@ void EditorDebuggerInspector::add_stack_variable(const Array &p_array) {
case 2:
type = "Globals/";
break;
case 3:
type = "Evaluated/";
break;
default:
type = "Unknown/";
}
@ -258,7 +261,15 @@ void EditorDebuggerInspector::add_stack_variable(const Array &p_array) {
pinfo.hint = h;
pinfo.hint_string = hs;
variables->prop_list.push_back(pinfo);
if ((p_offset == -1) || variables->prop_list.is_empty()) {
variables->prop_list.push_back(pinfo);
} else {
List<PropertyInfo>::Element *current = variables->prop_list.front();
for (int i = 0; i < p_offset; i++) {
current = current->next();
}
variables->prop_list.insert_before(current, pinfo);
}
variables->prop_values[type + n] = v;
variables->update();
edit(variables);

View File

@ -90,7 +90,7 @@ public:
// Stack Dump variables
String get_stack_variable(const String &p_var);
void add_stack_variable(const Array &p_arr);
void add_stack_variable(const Array &p_arr, int p_offset = -1);
void clear_stack_variables();
};

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@ -0,0 +1,148 @@
/**************************************************************************/
/* editor_expression_evaluator.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "editor_expression_evaluator.h"
#include "editor/debugger/editor_debugger_inspector.h"
#include "editor/debugger/script_editor_debugger.h"
#include "scene/gui/button.h"
#include "scene/gui/check_box.h"
void EditorExpressionEvaluator::on_start() {
expression_input->set_editable(false);
evaluate_btn->set_disabled(true);
if (clear_on_run_checkbox->is_pressed()) {
inspector->clear_stack_variables();
}
}
void EditorExpressionEvaluator::set_editor_debugger(ScriptEditorDebugger *p_editor_debugger) {
editor_debugger = p_editor_debugger;
}
void EditorExpressionEvaluator::add_value(const Array &p_array) {
inspector->add_stack_variable(p_array, 0);
inspector->set_v_scroll(0);
inspector->set_h_scroll(0);
}
void EditorExpressionEvaluator::_evaluate() {
const String &expression = expression_input->get_text();
if (expression.is_empty()) {
return;
}
if (!editor_debugger->is_session_active()) {
return;
}
Array expr_data;
expr_data.push_back(expression);
expr_data.push_back(editor_debugger->get_stack_script_frame());
editor_debugger->send_message("evaluate", expr_data);
expression_input->clear();
}
void EditorExpressionEvaluator::_clear() {
inspector->clear_stack_variables();
}
void EditorExpressionEvaluator::_remote_object_selected(ObjectID p_id) {
editor_debugger->emit_signal(SNAME("remote_object_requested"), p_id);
}
void EditorExpressionEvaluator::_on_expression_input_changed(const String &p_expression) {
evaluate_btn->set_disabled(p_expression.is_empty());
}
void EditorExpressionEvaluator::_on_debugger_breaked(bool p_breaked, bool p_can_debug) {
expression_input->set_editable(p_breaked);
evaluate_btn->set_disabled(!p_breaked);
}
void EditorExpressionEvaluator::_on_debugger_clear_execution(Ref<Script> p_stack_script) {
expression_input->set_editable(false);
evaluate_btn->set_disabled(true);
}
void EditorExpressionEvaluator::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_READY: {
EditorDebuggerNode::get_singleton()->connect("breaked", callable_mp(this, &EditorExpressionEvaluator::_on_debugger_breaked));
EditorDebuggerNode::get_singleton()->connect("clear_execution", callable_mp(this, &EditorExpressionEvaluator::_on_debugger_clear_execution));
} break;
}
}
EditorExpressionEvaluator::EditorExpressionEvaluator() {
set_h_size_flags(SIZE_EXPAND_FILL);
HBoxContainer *hb = memnew(HBoxContainer);
add_child(hb);
expression_input = memnew(LineEdit);
expression_input->set_h_size_flags(Control::SIZE_EXPAND_FILL);
expression_input->set_placeholder(TTR("Expression to evaluate"));
expression_input->set_clear_button_enabled(true);
expression_input->connect("text_submitted", callable_mp(this, &EditorExpressionEvaluator::_evaluate).unbind(1));
expression_input->connect(SceneStringName(text_changed), callable_mp(this, &EditorExpressionEvaluator::_on_expression_input_changed));
hb->add_child(expression_input);
clear_on_run_checkbox = memnew(CheckBox);
clear_on_run_checkbox->set_h_size_flags(Control::SIZE_SHRINK_CENTER);
clear_on_run_checkbox->set_text(TTR("Clear on Run"));
clear_on_run_checkbox->set_pressed(true);
hb->add_child(clear_on_run_checkbox);
evaluate_btn = memnew(Button);
evaluate_btn->set_h_size_flags(Control::SIZE_SHRINK_CENTER);
evaluate_btn->set_text(TTR("Evaluate"));
evaluate_btn->connect(SceneStringName(pressed), callable_mp(this, &EditorExpressionEvaluator::_evaluate));
hb->add_child(evaluate_btn);
clear_btn = memnew(Button);
clear_btn->set_h_size_flags(Control::SIZE_SHRINK_CENTER);
clear_btn->set_text(TTR("Clear"));
clear_btn->connect(SceneStringName(pressed), callable_mp(this, &EditorExpressionEvaluator::_clear));
hb->add_child(clear_btn);
inspector = memnew(EditorDebuggerInspector);
inspector->set_v_size_flags(SIZE_EXPAND_FILL);
inspector->set_property_name_style(EditorPropertyNameProcessor::STYLE_RAW);
inspector->set_read_only(true);
inspector->connect("object_selected", callable_mp(this, &EditorExpressionEvaluator::_remote_object_selected));
inspector->set_use_filter(true);
add_child(inspector);
expression_input->set_editable(false);
evaluate_btn->set_disabled(true);
}

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@ -0,0 +1,77 @@
/**************************************************************************/
/* editor_expression_evaluator.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef EDITOR_EXPRESSION_EVALUATOR_H
#define EDITOR_EXPRESSION_EVALUATOR_H
#include "scene/gui/box_container.h"
class Button;
class CheckBox;
class EditorDebuggerInspector;
class LineEdit;
class RemoteDebuggerPeer;
class ScriptEditorDebugger;
class EditorExpressionEvaluator : public VBoxContainer {
GDCLASS(EditorExpressionEvaluator, VBoxContainer)
private:
Ref<RemoteDebuggerPeer> peer;
LineEdit *expression_input = nullptr;
CheckBox *clear_on_run_checkbox = nullptr;
Button *evaluate_btn = nullptr;
Button *clear_btn = nullptr;
EditorDebuggerInspector *inspector = nullptr;
void _evaluate();
void _clear();
void _remote_object_selected(ObjectID p_id);
void _on_expression_input_changed(const String &p_expression);
void _on_debugger_breaked(bool p_breaked, bool p_can_debug);
void _on_debugger_clear_execution(Ref<Script> p_stack_script);
protected:
ScriptEditorDebugger *editor_debugger = nullptr;
void _notification(int p_what);
public:
void on_start();
void set_editor_debugger(ScriptEditorDebugger *p_editor_debugger);
void add_value(const Array &p_array);
EditorExpressionEvaluator();
};
#endif // EDITOR_EXPRESSION_EVALUATOR_H

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@ -37,6 +37,7 @@
#include "core/string/ustring.h"
#include "core/version.h"
#include "editor/debugger/debug_adapter/debug_adapter_protocol.h"
#include "editor/debugger/editor_expression_evaluator.h"
#include "editor/debugger/editor_performance_profiler.h"
#include "editor/debugger/editor_profiler.h"
#include "editor/debugger/editor_visual_profiler.h"
@ -811,6 +812,8 @@ void ScriptEditorDebugger::_parse_message(const String &p_msg, uint64_t p_thread
if (EditorFileSystem::get_singleton()) {
EditorFileSystem::get_singleton()->update_file(p_data[0]);
}
} else if (p_msg == "evaluation_return") {
expression_evaluator->add_value(p_data);
} else {
int colon_index = p_msg.find_char(':');
ERR_FAIL_COND_MSG(colon_index < 1, "Invalid message received");
@ -854,8 +857,9 @@ void ScriptEditorDebugger::_notification(int p_what) {
error_tree->connect(SceneStringName(item_selected), callable_mp(this, &ScriptEditorDebugger::_error_selected));
error_tree->connect("item_activated", callable_mp(this, &ScriptEditorDebugger::_error_activated));
breakpoints_tree->connect("item_activated", callable_mp(this, &ScriptEditorDebugger::_breakpoint_tree_clicked));
[[fallthrough]];
}
connect("started", callable_mp(expression_evaluator, &EditorExpressionEvaluator::on_start));
} break;
case NOTIFICATION_THEME_CHANGED: {
tabs->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("DebuggerPanel"), EditorStringName(EditorStyles)));
@ -2010,6 +2014,13 @@ ScriptEditorDebugger::ScriptEditorDebugger() {
add_child(file_dialog);
}
{ // Expression evaluator
expression_evaluator = memnew(EditorExpressionEvaluator);
expression_evaluator->set_name(TTR("Evaluator"));
expression_evaluator->set_editor_debugger(this);
tabs->add_child(expression_evaluator);
}
{ //profiler
profiler = memnew(EditorProfiler);
profiler->set_name(TTR("Profiler"));

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@ -56,6 +56,7 @@ class SceneDebuggerTree;
class EditorDebuggerPlugin;
class DebugAdapterProtocol;
class DebugAdapterParser;
class EditorExpressionEvaluator;
class ScriptEditorDebugger : public MarginContainer {
GDCLASS(ScriptEditorDebugger, MarginContainer);
@ -152,6 +153,7 @@ private:
EditorProfiler *profiler = nullptr;
EditorVisualProfiler *visual_profiler = nullptr;
EditorPerformanceProfiler *performance_profiler = nullptr;
EditorExpressionEvaluator *expression_evaluator = nullptr;
OS::ProcessID remote_pid = 0;
bool move_to_foreground = true;