747 lines
34 KiB
C++
747 lines
34 KiB
C++
#pragma once
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// TreeSitterParser Java support.
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public:
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// Java
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// ---------------------------------------------------------------
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static std::unique_ptr<Module> parseJava(const std::string& source) {
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TSParser* parser = ts_parser_new();
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ts_parser_set_language(parser, tree_sitter_java());
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TSTree* tree = ts_parser_parse_string(parser, nullptr, source.c_str(), (uint32_t)source.size());
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TSNode root = ts_tree_root_node(tree);
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auto module = std::make_unique<Module>();
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module->id = IdGenerator::next("mod");
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module->name = "parsed_java_module";
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module->targetLanguage = "java";
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applySpan(module.get(), root);
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convertJavaCompilationUnit(root, source, module.get());
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ts_tree_delete(tree);
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ts_parser_delete(parser);
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return module;
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}
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static ParseResult parseJavaWithDiagnostics(const std::string& source) {
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ParseResult result;
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TSParser* parser = ts_parser_new();
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ts_parser_set_language(parser, tree_sitter_java());
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TSTree* tree = ts_parser_parse_string(parser, nullptr, source.c_str(), (uint32_t)source.size());
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TSNode root = ts_tree_root_node(tree);
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result.module = std::make_unique<Module>();
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result.module->id = IdGenerator::next("mod");
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result.module->name = "parsed_java_module";
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result.module->targetLanguage = "java";
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applySpan(result.module.get(), root);
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convertJavaCompilationUnit(root, source, result.module.get());
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collectDiagnostics(root, source, result.diagnostics);
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ts_tree_delete(tree);
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ts_parser_delete(parser);
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return result;
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}
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// ---------------------------------------------------------------
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private:
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// Java CST -> AST
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// ---------------------------------------------------------------
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static void convertJavaCompilationUnit(TSNode root,
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const std::string& source,
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Module* module) {
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uint32_t count = ts_node_named_child_count(root);
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for (uint32_t i = 0; i < count; ++i) {
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TSNode child = ts_node_named_child(root, i);
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std::string type = nodeType(child);
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if (type == "import_declaration") {
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std::string importName;
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uint32_t ic = ts_node_named_child_count(child);
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for (uint32_t j = 0; j < ic; ++j) {
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TSNode part = ts_node_named_child(child, j);
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std::string pType = nodeType(part);
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if (pType == "scoped_identifier" || pType == "identifier") {
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importName = nodeText(part, source);
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break;
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}
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}
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if (importName.empty()) {
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importName = nodeText(child, source);
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}
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if (!importName.empty()) {
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auto* imp = new Import(IdGenerator::next("imp"), importName, "module");
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module->addChild("imports", imp);
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}
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} else if (type == "class_declaration" || type == "interface_declaration" ||
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type == "enum_declaration" || type == "record_declaration" ||
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type == "annotation_type_declaration") {
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convertJavaTypeDeclaration(child, source, module);
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}
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}
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}
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static void convertJavaTypeDeclaration(TSNode node,
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const std::string& source,
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Module* module) {
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std::string jtype = nodeType(node);
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TSNode nameNode = childByFieldName(node, "name");
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std::string className = nodeText(nameNode, source);
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TSNode bodyNode = childByFieldName(node, "body");
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if (ts_node_is_null(bodyNode)) return;
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// Create ClassDeclaration or InterfaceDeclaration for supported types
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ClassDeclaration* cls = nullptr;
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InterfaceDeclaration* iface = nullptr;
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if (jtype == "class_declaration") {
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cls = new ClassDeclaration(IdGenerator::next("cls"), className);
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applySpan(cls, node);
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// Superclass
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TSNode superNode = childByFieldName(node, "superclass");
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if (!ts_node_is_null(superNode)) {
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uint32_t sc = ts_node_named_child_count(superNode);
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if (sc > 0) cls->superClass = nodeText(ts_node_named_child(superNode, 0), source);
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}
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// Abstract check
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uint32_t nodeChildren = ts_node_named_child_count(node);
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for (uint32_t i = 0; i < nodeChildren; ++i) {
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TSNode ch = ts_node_named_child(node, i);
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if (nodeType(ch) == "modifiers") {
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uint32_t mc = ts_node_child_count(ch);
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for (uint32_t j = 0; j < mc; ++j) {
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if (nodeText(ts_node_child(ch, j), source) == "abstract")
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cls->isAbstract = true;
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}
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}
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}
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// Type parameters
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TSNode typeParamsNode = childByFieldName(node, "type_parameters");
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if (!ts_node_is_null(typeParamsNode)) {
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convertJavaTypeParameters(typeParamsNode, source, cls);
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}
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} else if (jtype == "interface_declaration") {
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iface = new InterfaceDeclaration(IdGenerator::next("iface"), className);
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applySpan(iface, node);
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}
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// Process body members
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uint32_t count = ts_node_named_child_count(bodyNode);
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for (uint32_t i = 0; i < count; ++i) {
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TSNode child = ts_node_named_child(bodyNode, i);
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std::string type = nodeType(child);
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if (type == "method_declaration") {
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// MethodDeclaration for class/interface hierarchy
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if (cls) {
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auto* meth = convertJavaMethodDeclaration(child, source, className);
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if (meth) cls->addChild("methods", meth);
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} else if (iface) {
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auto* meth = convertJavaMethodDeclaration(child, source, className);
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if (meth) iface->addChild("methods", meth);
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}
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// Backward compat: also add Function to module
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auto* fn = convertJavaMethod(child, source, className);
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if (fn) module->addChild("functions", fn);
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} else if (type == "constructor_declaration" || type == "compact_constructor_declaration") {
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auto* fn = convertJavaConstructor(child, source, className);
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if (fn) module->addChild("functions", fn);
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} else if (type == "field_declaration") {
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convertJavaFieldDeclaration(child, source, module, className);
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} else if (type == "class_declaration" || type == "interface_declaration" ||
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type == "enum_declaration" || type == "record_declaration" ||
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type == "annotation_type_declaration") {
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convertJavaTypeDeclaration(child, source, module);
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}
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}
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// Add class/interface to module
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if (cls) module->addChild("classes", cls);
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if (iface) module->addChild("classes", iface);
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}
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static void convertJavaTypeParameters(TSNode typeParamsNode, const std::string& source,
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ClassDeclaration* cls) {
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uint32_t tpc = ts_node_named_child_count(typeParamsNode);
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for (uint32_t i = 0; i < tpc; ++i) {
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TSNode tp = ts_node_named_child(typeParamsNode, i);
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if (nodeType(tp) == "type_parameter") {
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std::string tpName;
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std::string constraint;
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uint32_t tpcc = ts_node_named_child_count(tp);
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for (uint32_t j = 0; j < tpcc; ++j) {
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TSNode tpChild = ts_node_named_child(tp, j);
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std::string tpType = nodeType(tpChild);
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if ((tpType == "identifier" || tpType == "type_identifier") && tpName.empty()) {
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tpName = nodeText(tpChild, source);
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} else if (tpType == "type_bound") {
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if (ts_node_named_child_count(tpChild) > 0) {
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constraint = nodeText(ts_node_named_child(tpChild, 0), source);
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}
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}
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}
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if (!tpName.empty()) {
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auto* typeParam = new TypeParameter(IdGenerator::next("tp"), tpName);
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typeParam->constraint = constraint;
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applySpan(typeParam, tp);
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cls->addChild("typeParameters", typeParam);
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}
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}
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}
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}
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static MethodDeclaration* convertJavaMethodDeclaration(TSNode node,
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const std::string& source,
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const std::string& className) {
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TSNode nameNode = childByFieldName(node, "name");
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if (ts_node_is_null(nameNode)) return nullptr;
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auto* meth = new MethodDeclaration(IdGenerator::next("meth"), nodeText(nameNode, source));
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applySpan(meth, node);
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meth->className = className;
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TSNode typeNode = childByFieldName(node, "type");
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if (!ts_node_is_null(typeNode)) {
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if (auto* t = convertJavaType(typeNode, source)) meth->setChild("returnType", t);
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}
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TSNode paramsNode = childByFieldName(node, "parameters");
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if (!ts_node_is_null(paramsNode)) {
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convertJavaParameters(paramsNode, source, meth);
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}
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TSNode bodyNode = childByFieldName(node, "body");
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if (!ts_node_is_null(bodyNode)) {
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convertJavaBlockStatements(bodyNode, source, meth);
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}
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// Check modifiers for visibility, static, abstract
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uint32_t allCount = ts_node_named_child_count(node);
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for (uint32_t i = 0; i < allCount; ++i) {
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TSNode child = ts_node_named_child(node, i);
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if (nodeType(child) == "modifiers") {
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uint32_t mc = ts_node_child_count(child);
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for (uint32_t j = 0; j < mc; ++j) {
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TSNode mod = ts_node_child(child, j);
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std::string modText = nodeText(mod, source);
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if (modText == "static") meth->isStatic = true;
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else if (modText == "public") meth->visibility = "public";
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else if (modText == "private") meth->visibility = "private";
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else if (modText == "protected") meth->visibility = "protected";
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else if (modText == "abstract") meth->isVirtual = true;
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}
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}
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}
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return meth;
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}
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static void convertJavaFieldDeclaration(TSNode node,
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const std::string& source,
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Module* module,
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const std::string& className) {
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TSNode typeNode = childByFieldName(node, "type");
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uint32_t count = ts_node_named_child_count(node);
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for (uint32_t i = 0; i < count; ++i) {
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TSNode child = ts_node_named_child(node, i);
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if (nodeType(child) != "variable_declarator") continue;
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TSNode nameNode = childByFieldName(child, "name");
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if (ts_node_is_null(nameNode)) continue;
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std::string varName = nodeText(nameNode, source);
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if (!className.empty()) varName = className + "." + varName;
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auto* var = new Variable(IdGenerator::next("var"), varName);
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applySpan(var, child);
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if (!ts_node_is_null(typeNode)) {
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if (auto* t = convertJavaType(typeNode, source)) var->setChild("type", t);
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}
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TSNode valueNode = childByFieldName(child, "value");
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if (!ts_node_is_null(valueNode)) {
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ASTNode* init = convertJavaExpression(valueNode, source);
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if (init) var->setChild("initializer", init);
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}
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module->addChild("variables", var);
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}
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}
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static Function* convertJavaMethod(TSNode node,
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const std::string& source,
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const std::string& className) {
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TSNode nameNode = childByFieldName(node, "name");
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if (ts_node_is_null(nameNode)) return nullptr;
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auto* fn = new Function();
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fn->id = IdGenerator::next("fn");
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applySpan(fn, node);
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std::string methodName = nodeText(nameNode, source);
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fn->name = className.empty() ? methodName : (className + "." + methodName);
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TSNode typeNode = childByFieldName(node, "type");
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if (!ts_node_is_null(typeNode)) {
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if (auto* t = convertJavaType(typeNode, source)) fn->setChild("returnType", t);
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}
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TSNode paramsNode = childByFieldName(node, "parameters");
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if (!ts_node_is_null(paramsNode)) {
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convertJavaParameters(paramsNode, source, fn);
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}
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TSNode bodyNode = childByFieldName(node, "body");
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if (!ts_node_is_null(bodyNode)) {
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convertJavaBlockStatements(bodyNode, source, fn);
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}
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attachJavaAnnotations(node, source, fn);
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auto* reclaim = new ReclaimAnnotation(IdGenerator::next("anno"), "Tracing");
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fn->addChild("annotations", reclaim);
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return fn;
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}
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static Function* convertJavaConstructor(TSNode node,
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const std::string& source,
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const std::string& className) {
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if (className.empty()) return nullptr;
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auto* fn = new Function();
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fn->id = IdGenerator::next("fn");
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applySpan(fn, node);
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fn->name = className + ".constructor";
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TSNode paramsNode = childByFieldName(node, "parameters");
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if (!ts_node_is_null(paramsNode)) {
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convertJavaParameters(paramsNode, source, fn);
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}
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TSNode bodyNode = childByFieldName(node, "body");
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if (!ts_node_is_null(bodyNode)) {
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convertJavaBlockStatements(bodyNode, source, fn);
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}
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attachJavaAnnotations(node, source, fn);
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auto* reclaim = new ReclaimAnnotation(IdGenerator::next("anno"), "Tracing");
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fn->addChild("annotations", reclaim);
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return fn;
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}
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static void convertJavaParameters(TSNode paramsNode,
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const std::string& source,
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Function* fn) {
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uint32_t count = ts_node_named_child_count(paramsNode);
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for (uint32_t i = 0; i < count; ++i) {
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TSNode child = ts_node_named_child(paramsNode, i);
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std::string type = nodeType(child);
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if (type == "formal_parameter" || type == "spread_parameter") {
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TSNode nameNode = childByFieldName(child, "name");
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if (ts_node_is_null(nameNode)) {
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nameNode = findDescendantByType(child, "_variable_declarator_id");
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if (!ts_node_is_null(nameNode)) {
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TSNode innerName = childByFieldName(nameNode, "name");
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if (!ts_node_is_null(innerName)) nameNode = innerName;
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}
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}
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if (ts_node_is_null(nameNode)) continue;
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std::string name = nodeText(nameNode, source);
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if (type == "spread_parameter") name = "..." + name;
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auto* param = new Parameter(IdGenerator::next("param"), name);
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applySpan(param, child);
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TSNode typeNode = childByFieldName(child, "type");
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if (!ts_node_is_null(typeNode)) {
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if (auto* t = convertJavaType(typeNode, source)) param->setChild("type", t);
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}
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fn->addChild("parameters", param);
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}
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}
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}
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static void convertJavaBlockStatements(TSNode bodyNode,
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const std::string& source,
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Function* fn) {
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uint32_t count = ts_node_named_child_count(bodyNode);
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for (uint32_t i = 0; i < count; ++i) {
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ASTNode* stmt = convertJavaStatement(ts_node_named_child(bodyNode, i), source);
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if (stmt) fn->addChild("body", stmt);
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}
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}
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static ASTNode* convertJavaStatement(TSNode node,
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const std::string& source) {
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std::string type = nodeType(node);
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if (type == "return_statement") {
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auto* ret = new Return();
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ret->id = IdGenerator::next("ret");
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applySpan(ret, node);
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if (ts_node_named_child_count(node) > 0) {
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ASTNode* val = convertJavaExpression(ts_node_named_child(node, 0), source);
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if (val) ret->setChild("value", val);
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}
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return ret;
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} else if (type == "expression_statement") {
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auto* exprStmt = new ExpressionStatement();
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exprStmt->id = IdGenerator::next("exprstmt");
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applySpan(exprStmt, node);
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if (ts_node_named_child_count(node) > 0) {
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ASTNode* expr = convertJavaExpression(ts_node_named_child(node, 0), source);
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if (expr) exprStmt->setChild("expression", expr);
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}
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return exprStmt;
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} else if (type == "local_variable_declaration") {
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uint32_t count = ts_node_named_child_count(node);
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for (uint32_t i = 0; i < count; ++i) {
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TSNode child = ts_node_named_child(node, i);
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if (nodeType(child) != "variable_declarator") continue;
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TSNode nameNode = childByFieldName(child, "name");
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if (ts_node_is_null(nameNode)) continue;
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auto* assign = new Assignment();
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assign->id = IdGenerator::next("assign");
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applySpan(assign, child);
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auto* target = new VariableReference(IdGenerator::next("var"), nodeText(nameNode, source));
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applySpan(target, nameNode);
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assign->setChild("target", target);
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TSNode valueNode = childByFieldName(child, "value");
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if (!ts_node_is_null(valueNode)) {
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ASTNode* val = convertJavaExpression(valueNode, source);
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if (val) assign->setChild("value", val);
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}
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return assign;
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}
|
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} else if (type == "if_statement") {
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auto* ifStmt = new IfStatement();
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ifStmt->id = IdGenerator::next("if");
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applySpan(ifStmt, node);
|
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TSNode condNode = childByFieldName(node, "condition");
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if (!ts_node_is_null(condNode)) {
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ASTNode* cond = convertJavaExpression(condNode, source);
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if (cond) ifStmt->setChild("condition", cond);
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}
|
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TSNode consNode = childByFieldName(node, "consequence");
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if (!ts_node_is_null(consNode)) {
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uint32_t cc = ts_node_named_child_count(consNode);
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for (uint32_t i = 0; i < cc; ++i) {
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ASTNode* s = convertJavaStatement(ts_node_named_child(consNode, i), source);
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if (s) ifStmt->addChild("thenBranch", s);
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}
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}
|
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TSNode altNode = childByFieldName(node, "alternative");
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if (!ts_node_is_null(altNode)) {
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uint32_t ac = ts_node_named_child_count(altNode);
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for (uint32_t i = 0; i < ac; ++i) {
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ASTNode* s = convertJavaStatement(ts_node_named_child(altNode, i), source);
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if (s) ifStmt->addChild("elseBranch", s);
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}
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}
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return ifStmt;
|
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} else if (type == "while_statement") {
|
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auto* loop = new WhileLoop();
|
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loop->id = IdGenerator::next("while");
|
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applySpan(loop, node);
|
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TSNode condNode = childByFieldName(node, "condition");
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if (!ts_node_is_null(condNode)) {
|
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ASTNode* cond = convertJavaExpression(condNode, source);
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if (cond) loop->setChild("condition", cond);
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}
|
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TSNode bodyNode = childByFieldName(node, "body");
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if (!ts_node_is_null(bodyNode)) {
|
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uint32_t bc = ts_node_named_child_count(bodyNode);
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for (uint32_t i = 0; i < bc; ++i) {
|
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ASTNode* s = convertJavaStatement(ts_node_named_child(bodyNode, i), source);
|
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if (s) loop->addChild("body", s);
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}
|
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}
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return loop;
|
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} else if (type == "for_statement") {
|
|
auto* loop = new WhileLoop();
|
|
loop->id = IdGenerator::next("for");
|
|
applySpan(loop, node);
|
|
TSNode condNode = childByFieldName(node, "condition");
|
|
if (!ts_node_is_null(condNode)) {
|
|
ASTNode* cond = convertJavaExpression(condNode, source);
|
|
if (cond) loop->setChild("condition", cond);
|
|
}
|
|
TSNode bodyNode = childByFieldName(node, "body");
|
|
if (!ts_node_is_null(bodyNode)) {
|
|
uint32_t bc = ts_node_named_child_count(bodyNode);
|
|
for (uint32_t i = 0; i < bc; ++i) {
|
|
ASTNode* s = convertJavaStatement(ts_node_named_child(bodyNode, i), source);
|
|
if (s) loop->addChild("body", s);
|
|
}
|
|
}
|
|
return loop;
|
|
} else if (type == "enhanced_for_statement") {
|
|
auto* loop = new ForLoop();
|
|
loop->id = IdGenerator::next("for");
|
|
applySpan(loop, node);
|
|
TSNode nameNode = childByFieldName(node, "name");
|
|
if (!ts_node_is_null(nameNode)) {
|
|
loop->iteratorName = nodeText(nameNode, source);
|
|
}
|
|
TSNode valueNode = childByFieldName(node, "value");
|
|
if (!ts_node_is_null(valueNode)) {
|
|
ASTNode* iter = convertJavaExpression(valueNode, source);
|
|
if (iter) loop->setChild("iterable", iter);
|
|
}
|
|
TSNode bodyNode = childByFieldName(node, "body");
|
|
if (!ts_node_is_null(bodyNode)) {
|
|
uint32_t bc = ts_node_named_child_count(bodyNode);
|
|
for (uint32_t i = 0; i < bc; ++i) {
|
|
ASTNode* s = convertJavaStatement(ts_node_named_child(bodyNode, i), source);
|
|
if (s) loop->addChild("body", s);
|
|
}
|
|
}
|
|
return loop;
|
|
} else if (type == "block") {
|
|
auto* block = new Block();
|
|
block->id = IdGenerator::next("block");
|
|
applySpan(block, node);
|
|
uint32_t bc = ts_node_named_child_count(node);
|
|
for (uint32_t i = 0; i < bc; ++i) {
|
|
ASTNode* s = convertJavaStatement(ts_node_named_child(node, i), source);
|
|
if (s) block->addChild("statements", s);
|
|
}
|
|
return block;
|
|
} else if (type == "try_statement") {
|
|
TSNode bodyNode = childByFieldName(node, "body");
|
|
if (!ts_node_is_null(bodyNode)) {
|
|
auto* block = new Block();
|
|
block->id = IdGenerator::next("block");
|
|
applySpan(block, bodyNode);
|
|
uint32_t bc = ts_node_named_child_count(bodyNode);
|
|
for (uint32_t i = 0; i < bc; ++i) {
|
|
ASTNode* s = convertJavaStatement(ts_node_named_child(bodyNode, i), source);
|
|
if (s) block->addChild("statements", s);
|
|
}
|
|
return block;
|
|
}
|
|
}
|
|
|
|
ASTNode* expr = convertJavaExpression(node, source);
|
|
if (expr) {
|
|
auto* exprStmt = new ExpressionStatement();
|
|
exprStmt->id = IdGenerator::next("exprstmt");
|
|
applySpan(exprStmt, node);
|
|
exprStmt->setChild("expression", expr);
|
|
return exprStmt;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
static ASTNode* convertJavaExpression(TSNode node,
|
|
const std::string& source) {
|
|
std::string type = nodeType(node);
|
|
if (type == "binary_expression") {
|
|
auto* binOp = new BinaryOperation();
|
|
binOp->id = IdGenerator::next("binop");
|
|
applySpan(binOp, node);
|
|
TSNode leftNode = childByFieldName(node, "left");
|
|
TSNode rightNode = childByFieldName(node, "right");
|
|
TSNode opNode = childByFieldName(node, "operator");
|
|
if (!ts_node_is_null(opNode)) binOp->op = nodeText(opNode, source);
|
|
if (!ts_node_is_null(leftNode)) {
|
|
ASTNode* left = convertJavaExpression(leftNode, source);
|
|
if (left) binOp->setChild("left", left);
|
|
}
|
|
if (!ts_node_is_null(rightNode)) {
|
|
ASTNode* right = convertJavaExpression(rightNode, source);
|
|
if (right) binOp->setChild("right", right);
|
|
}
|
|
return binOp;
|
|
} else if (type == "assignment_expression") {
|
|
auto* assign = new Assignment();
|
|
assign->id = IdGenerator::next("assign");
|
|
applySpan(assign, node);
|
|
TSNode leftNode = childByFieldName(node, "left");
|
|
TSNode rightNode = childByFieldName(node, "right");
|
|
if (!ts_node_is_null(leftNode)) {
|
|
ASTNode* target = convertJavaExpression(leftNode, source);
|
|
if (target) assign->setChild("target", target);
|
|
}
|
|
if (!ts_node_is_null(rightNode)) {
|
|
ASTNode* value = convertJavaExpression(rightNode, source);
|
|
if (value) assign->setChild("value", value);
|
|
}
|
|
return assign;
|
|
} else if (type == "method_invocation") {
|
|
auto* call = new FunctionCall();
|
|
call->id = IdGenerator::next("call");
|
|
applySpan(call, node);
|
|
TSNode nameNode = childByFieldName(node, "name");
|
|
TSNode objectNode = childByFieldName(node, "object");
|
|
if (!ts_node_is_null(objectNode) && !ts_node_is_null(nameNode)) {
|
|
call->functionName = nodeText(objectNode, source) + "." + nodeText(nameNode, source);
|
|
} else if (!ts_node_is_null(nameNode)) {
|
|
call->functionName = nodeText(nameNode, source);
|
|
} else {
|
|
call->functionName = nodeText(node, source);
|
|
}
|
|
TSNode argsNode = childByFieldName(node, "arguments");
|
|
if (!ts_node_is_null(argsNode)) {
|
|
uint32_t count = ts_node_named_child_count(argsNode);
|
|
for (uint32_t i = 0; i < count; ++i) {
|
|
ASTNode* arg = convertJavaExpression(ts_node_named_child(argsNode, i), source);
|
|
if (arg) call->addChild("arguments", arg);
|
|
}
|
|
}
|
|
return call;
|
|
} else if (type == "field_access") {
|
|
auto* mem = new MemberAccess();
|
|
mem->id = IdGenerator::next("member");
|
|
applySpan(mem, node);
|
|
TSNode objNode = childByFieldName(node, "object");
|
|
TSNode fieldNode = childByFieldName(node, "field");
|
|
if (!ts_node_is_null(fieldNode)) {
|
|
mem->memberName = nodeText(fieldNode, source);
|
|
}
|
|
if (!ts_node_is_null(objNode)) {
|
|
ASTNode* target = convertJavaExpression(objNode, source);
|
|
if (target) mem->setChild("target", target);
|
|
}
|
|
return mem;
|
|
} else if (type == "array_access") {
|
|
auto* access = new IndexAccess();
|
|
access->id = IdGenerator::next("index");
|
|
applySpan(access, node);
|
|
TSNode arrayNode = childByFieldName(node, "array");
|
|
TSNode indexNode = childByFieldName(node, "index");
|
|
if (!ts_node_is_null(arrayNode)) {
|
|
ASTNode* target = convertJavaExpression(arrayNode, source);
|
|
if (target) access->setChild("target", target);
|
|
}
|
|
if (!ts_node_is_null(indexNode)) {
|
|
ASTNode* idx = convertJavaExpression(indexNode, source);
|
|
if (idx) access->setChild("index", idx);
|
|
}
|
|
return access;
|
|
} else if (type == "identifier") {
|
|
auto* ref = new VariableReference(IdGenerator::next("var"), nodeText(node, source));
|
|
applySpan(ref, node);
|
|
return ref;
|
|
} else if (type == "integer_literal") {
|
|
std::string text = nodeText(node, source);
|
|
int val = 0;
|
|
try { val = std::stoi(text); } catch (...) {}
|
|
auto* lit = new IntegerLiteral(IdGenerator::next("int"), val);
|
|
applySpan(lit, node);
|
|
return lit;
|
|
} else if (type == "floating_point_literal") {
|
|
auto* lit = new FloatLiteral(IdGenerator::next("float"), nodeText(node, source));
|
|
applySpan(lit, node);
|
|
return lit;
|
|
} else if (type == "string_literal" || type == "character_literal") {
|
|
auto* lit = new StringLiteral(IdGenerator::next("str"), nodeText(node, source));
|
|
applySpan(lit, node);
|
|
return lit;
|
|
} else if (type == "true" || type == "false") {
|
|
auto* lit = new BooleanLiteral(IdGenerator::next("bool"), type == "true");
|
|
applySpan(lit, node);
|
|
return lit;
|
|
} else if (type == "null_literal") {
|
|
auto* lit = new NullLiteral();
|
|
lit->id = IdGenerator::next("null");
|
|
applySpan(lit, node);
|
|
return lit;
|
|
} else if (type == "parenthesized_expression") {
|
|
if (ts_node_named_child_count(node) > 0) {
|
|
return convertJavaExpression(ts_node_named_child(node, 0), source);
|
|
}
|
|
} else if (type == "lambda_expression") {
|
|
auto* lam = new LambdaExpression(IdGenerator::next("lam"));
|
|
applySpan(lam, node);
|
|
TSNode paramsNode = childByFieldName(node, "parameters");
|
|
if (!ts_node_is_null(paramsNode)) {
|
|
std::string pType = nodeType(paramsNode);
|
|
if (pType == "identifier") {
|
|
auto* param = new Parameter(IdGenerator::next("param"), nodeText(paramsNode, source));
|
|
applySpan(param, paramsNode);
|
|
lam->addChild("parameters", param);
|
|
} else {
|
|
uint32_t pc = ts_node_named_child_count(paramsNode);
|
|
for (uint32_t pi = 0; pi < pc; ++pi) {
|
|
TSNode pChild = ts_node_named_child(paramsNode, pi);
|
|
TSNode pName = childByFieldName(pChild, "name");
|
|
if (ts_node_is_null(pName)) pName = pChild;
|
|
std::string paramName = nodeText(pName, source);
|
|
if (!paramName.empty()) {
|
|
auto* param = new Parameter(IdGenerator::next("param"), paramName);
|
|
applySpan(param, pChild);
|
|
lam->addChild("parameters", param);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
TSNode bodyNode = childByFieldName(node, "body");
|
|
if (!ts_node_is_null(bodyNode)) {
|
|
if (nodeType(bodyNode) == "block") {
|
|
uint32_t bc = ts_node_named_child_count(bodyNode);
|
|
for (uint32_t bi = 0; bi < bc; ++bi) {
|
|
ASTNode* stmt = convertJavaStatement(ts_node_named_child(bodyNode, bi), source);
|
|
if (stmt) lam->addChild("body", stmt);
|
|
}
|
|
} else {
|
|
ASTNode* expr = convertJavaExpression(bodyNode, source);
|
|
if (expr) {
|
|
auto* exprStmt = new ExpressionStatement();
|
|
exprStmt->id = IdGenerator::next("exprstmt");
|
|
exprStmt->setChild("expression", expr);
|
|
lam->addChild("body", exprStmt);
|
|
}
|
|
}
|
|
}
|
|
return lam;
|
|
}
|
|
|
|
std::string text = nodeText(node, source);
|
|
if (!text.empty()) {
|
|
auto* ref = new VariableReference(IdGenerator::next("var"), text);
|
|
applySpan(ref, node);
|
|
return ref;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
static Type* convertJavaType(TSNode node, const std::string& source) {
|
|
std::string type = nodeType(node);
|
|
if (type == "integral_type" || type == "floating_point_type" ||
|
|
type == "boolean_type" || type == "void_type") {
|
|
auto* prim = new PrimitiveType();
|
|
prim->id = IdGenerator::next("type");
|
|
prim->kind = nodeText(node, source);
|
|
return prim;
|
|
} else if (type == "array_type") {
|
|
auto* arr = new ArrayType();
|
|
arr->id = IdGenerator::next("type");
|
|
TSNode element = childByFieldName(node, "element");
|
|
if (!ts_node_is_null(element)) {
|
|
if (auto* et = convertJavaType(element, source)) arr->setChild("elementType", et);
|
|
}
|
|
return arr;
|
|
}
|
|
auto* custom = new CustomType();
|
|
custom->id = IdGenerator::next("type");
|
|
custom->typeName = nodeText(node, source);
|
|
return custom;
|
|
}
|
|
|
|
static void attachJavaAnnotations(TSNode node,
|
|
const std::string& source,
|
|
ASTNode* target) {
|
|
if (!target) return;
|
|
uint32_t count = ts_node_named_child_count(node);
|
|
for (uint32_t i = 0; i < count; ++i) {
|
|
TSNode child = ts_node_named_child(node, i);
|
|
if (nodeType(child) != "modifiers") continue;
|
|
uint32_t mc = ts_node_named_child_count(child);
|
|
for (uint32_t j = 0; j < mc; ++j) {
|
|
TSNode modChild = ts_node_named_child(child, j);
|
|
std::string mType = nodeType(modChild);
|
|
if (mType == "marker_annotation" || mType == "annotation") {
|
|
auto* anno = new LangSpecific();
|
|
anno->id = IdGenerator::next("anno");
|
|
anno->language = "java";
|
|
TSNode nameNode = childByFieldName(modChild, "name");
|
|
anno->idiomType = ts_node_is_null(nameNode) ? "" : nodeText(nameNode, source);
|
|
anno->rawSyntax = nodeText(modChild, source);
|
|
target->addChild("annotations", anno);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// ---------------------------------------------------------------
|