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7070713ec8
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules "The compiler is more likely to get the default semantics right and you cannot implement these functions better than the compiler."
58 lines
2.2 KiB
C++
58 lines
2.2 KiB
C++
/*
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* Copyright (c) 2021, Matthew Olsson <matthewcolsson@gmail.com>
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* Copyright (c) 2021, Hunter Salyer <thefalsehonesty@gmail.com>
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "DebuggerVariableJSObject.h"
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#include "Debugger.h"
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#include <LibJS/Runtime/Completion.h>
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#include <LibJS/Runtime/Error.h>
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#include <LibJS/Runtime/PrimitiveString.h>
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#include <LibJS/Runtime/PropertyKey.h>
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namespace HackStudio {
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DebuggerVariableJSObject* DebuggerVariableJSObject::create(DebuggerGlobalJSObject& global_object, const Debug::DebugInfo::VariableInfo& variable_info)
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{
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return global_object.heap().allocate<DebuggerVariableJSObject>(global_object, variable_info, *global_object.object_prototype());
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}
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DebuggerVariableJSObject::DebuggerVariableJSObject(const Debug::DebugInfo::VariableInfo& variable_info, JS::Object& prototype)
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: JS::Object(prototype)
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, m_variable_info(variable_info)
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{
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}
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JS::ThrowCompletionOr<bool> DebuggerVariableJSObject::internal_set(const JS::PropertyKey& property_key, JS::Value value, JS::Value)
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{
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auto& vm = this->vm();
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if (!property_key.is_string())
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return vm.throw_completion<JS::TypeError>(global_object(), String::formatted("Invalid variable name {}", property_key.to_string()));
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auto name = property_key.as_string();
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auto it = m_variable_info.members.find_if([&](auto& variable) {
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return variable->name == name;
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});
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if (it.is_end())
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return vm.throw_completion<JS::TypeError>(global_object(), String::formatted("Variable of type {} has no property {}", m_variable_info.type_name, property_key));
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auto& member = **it;
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auto new_value = debugger_object().js_to_debugger(value, member);
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if (!new_value.has_value())
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return vm.throw_completion<JS::TypeError>(global_object(), String::formatted("Cannot convert JS value {} to variable {} of type {}", value.to_string_without_side_effects(), name, member.type_name));
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Debugger::the().session()->poke(member.location_data.address, new_value.value());
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return true;
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}
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DebuggerGlobalJSObject& DebuggerVariableJSObject::debugger_object() const
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{
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return static_cast<DebuggerGlobalJSObject&>(global_object());
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}
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}
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