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https://github.com/RGBCube/serenity
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483e195e48
And create a struct encapsulating argument name in the preparation for argument types and optional arguments.
61 lines
2 KiB
C++
61 lines
2 KiB
C++
/*
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* Copyright (c) 2023, Dan Klishch <danilklishch@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/HashMap.h>
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#include "AST/AST.h"
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#include "Compiler/Passes/ReferenceResolvingPass.h"
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#include "Function.h"
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namespace JSSpecCompiler {
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void ReferenceResolvingPass::process_function()
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{
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for (auto argument : m_function->m_arguments)
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m_function->m_local_variables.set(argument.name, make_ref_counted<NamedVariableDeclaration>(argument.name));
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GenericASTPass::process_function();
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}
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RecursionDecision ReferenceResolvingPass::on_entry(Tree tree)
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{
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if (auto binary_operation = as<BinaryOperation>(tree); binary_operation) {
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if (binary_operation->m_operation != BinaryOperator::Declaration)
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return RecursionDecision::Recurse;
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binary_operation->m_operation = BinaryOperator::Assignment;
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if (auto variable_name = as<UnresolvedReference>(binary_operation->m_left); variable_name) {
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auto name = variable_name->m_name;
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if (!m_function->m_local_variables.contains(name))
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m_function->m_local_variables.set(name, make_ref_counted<NamedVariableDeclaration>(name));
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}
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}
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return RecursionDecision::Recurse;
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}
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void ReferenceResolvingPass::on_leave(Tree tree)
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{
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if (auto reference = as<UnresolvedReference>(tree); reference) {
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auto name = reference->m_name;
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if (name.starts_with("[["sv) && name.ends_with("]]"sv)) {
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replace_current_node_with(make_ref_counted<SlotName>(name.substring_view(2, name.length() - 4)));
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return;
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}
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if (auto it = m_function->m_local_variables.find(name); it != m_function->m_local_variables.end()) {
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replace_current_node_with(make_ref_counted<Variable>(it->value));
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return;
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}
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if (auto function = m_translation_unit->find_declaration_by_name(name)) {
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replace_current_node_with(make_ref_counted<FunctionPointer>(function));
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return;
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}
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}
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}
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}
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