common : move all common_chat_parse_* to chat-parser.cpp. (#17481)
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3ce7a65c2f
commit
03914c7ef8
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@ -13,6 +13,120 @@
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using json = nlohmann::ordered_json;
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static void parse_prefixed_json_tool_call_array(common_chat_msg_parser & builder,
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const common_regex & prefix,
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size_t rstrip_prefix = 0) {
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static const std::vector<std::vector<std::string>> args_paths = { { "arguments" } };
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if (auto res = builder.try_find_regex(prefix)) {
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builder.move_back(rstrip_prefix);
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auto tool_calls = builder.consume_json_with_dumped_args(args_paths);
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if (!builder.add_tool_calls(tool_calls.value) || tool_calls.is_partial) {
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throw common_chat_msg_partial_exception("incomplete tool call array");
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}
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} else {
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builder.add_content(builder.consume_rest());
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}
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}
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static std::string wrap_code_as_arguments(common_chat_msg_parser & builder, const std::string & code) {
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std::string arguments;
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if (builder.is_partial()) {
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arguments = (json{
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{ "code", code + builder.healing_marker() }
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})
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.dump();
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auto idx = arguments.find(builder.healing_marker());
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if (idx != std::string::npos) {
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arguments.resize(idx);
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}
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} else {
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arguments = (json{
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{ "code", code }
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})
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.dump();
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}
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return arguments;
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}
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/**
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* Takes a prefix regex that must have 1 group to capture the function name, a closing suffix, and expects json parameters in between.
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* Aggregates the prefix, suffix and in-between text into the content.
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*/
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static void parse_json_tool_calls(
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common_chat_msg_parser & builder,
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const std::optional<common_regex> & block_open,
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const std::optional<common_regex> & function_regex_start_only,
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const std::optional<common_regex> & function_regex,
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const common_regex & close_regex,
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const std::optional<common_regex> & block_close,
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bool allow_raw_python = false,
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const std::function<std::string(const common_chat_msg_parser::find_regex_result & fres)> & get_function_name =
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nullptr) {
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auto parse_tool_calls = [&]() {
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size_t from = std::string::npos;
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auto first = true;
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while (true) {
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auto start_pos = builder.pos();
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auto res = function_regex_start_only && first ? builder.try_consume_regex(*function_regex_start_only) :
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function_regex ? builder.try_find_regex(*function_regex, from) :
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std::nullopt;
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if (res) {
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std::string name;
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if (get_function_name) {
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name = get_function_name(*res);
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} else {
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GGML_ASSERT(res->groups.size() == 2);
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name = builder.str(res->groups[1]);
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}
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first = false;
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if (name.empty()) {
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// get_function_name signalled us that we should skip this match and treat it as content.
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from = res->groups[0].begin + 1;
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continue;
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}
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from = std::string::npos;
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auto maybe_raw_python = name == "python" && allow_raw_python;
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if (builder.input()[builder.pos()] == '{' || !maybe_raw_python) {
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if (auto arguments = builder.try_consume_json_with_dumped_args({ {} })) {
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if (!builder.add_tool_call(name, "", arguments->value) || arguments->is_partial) {
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throw common_chat_msg_partial_exception("incomplete tool call");
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}
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builder.consume_regex(close_regex);
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}
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continue;
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}
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if (maybe_raw_python) {
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auto arguments = wrap_code_as_arguments(builder, builder.consume_rest());
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if (!builder.add_tool_call(name, "", arguments)) {
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throw common_chat_msg_partial_exception("incomplete tool call");
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}
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return;
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}
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throw common_chat_msg_partial_exception("incomplete tool call");
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} else {
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builder.move_to(start_pos);
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}
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break;
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}
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if (block_close) {
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builder.consume_regex(*block_close);
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}
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builder.consume_spaces();
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builder.add_content(builder.consume_rest());
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};
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if (block_open) {
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if (auto res = builder.try_find_regex(*block_open)) {
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parse_tool_calls();
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} else {
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builder.add_content(builder.consume_rest());
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}
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} else {
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parse_tool_calls();
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}
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}
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common_chat_msg_parser::common_chat_msg_parser(const std::string & input, bool is_partial, const common_chat_syntax & syntax)
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: input_(input), is_partial_(is_partial), syntax_(syntax)
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{
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@ -532,3 +646,857 @@ std::optional<common_chat_msg_parser::consume_json_result> common_chat_msg_parse
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void common_chat_msg_parser::clear_tools() {
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result_.tool_calls.clear();
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}
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/**
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* All common_chat_parse_* moved from chat.cpp to chat-parser.cpp below
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* to reduce incremental compile time for parser changes.
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*/
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static void common_chat_parse_generic(common_chat_msg_parser & builder) {
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if (!builder.syntax().parse_tool_calls) {
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builder.add_content(builder.consume_rest());
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return;
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}
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static const std::vector<std::vector<std::string>> content_paths = {
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{"response"},
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};
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static const std::vector<std::vector<std::string>> args_paths = {
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{"tool_call", "arguments"},
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{"tool_calls", "arguments"},
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};
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auto data = builder.consume_json_with_dumped_args(args_paths, content_paths);
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if (data.value.contains("tool_calls")) {
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if (!builder.add_tool_calls(data.value.at("tool_calls")) || data.is_partial) {
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throw common_chat_msg_partial_exception("incomplete tool calls");
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}
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} else if (data.value.contains("tool_call")) {
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if (!builder.add_tool_call(data.value.at("tool_call")) || data.is_partial) {
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throw common_chat_msg_partial_exception("incomplete tool call");
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}
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} else if (data.value.contains("response")) {
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const auto & response = data.value.at("response");
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builder.add_content(response.is_string() ? response.template get<std::string>() : response.dump(2));
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if (data.is_partial) {
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throw common_chat_msg_partial_exception("incomplete response");
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}
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} else {
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throw common_chat_msg_partial_exception("Expected 'tool_call', 'tool_calls' or 'response' in JSON");
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}
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}
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static void common_chat_parse_mistral_nemo(common_chat_msg_parser & builder) {
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if (!builder.syntax().parse_tool_calls) {
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builder.add_content(builder.consume_rest());
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return;
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}
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static const common_regex prefix(regex_escape("[TOOL_CALLS]"));
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parse_prefixed_json_tool_call_array(builder, prefix);
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}
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static void common_chat_parse_magistral(common_chat_msg_parser & builder) {
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builder.try_parse_reasoning("[THINK]", "[/THINK]");
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if (!builder.syntax().parse_tool_calls) {
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builder.add_content(builder.consume_rest());
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return;
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}
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static const common_regex prefix(regex_escape("[TOOL_CALLS]"));
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parse_prefixed_json_tool_call_array(builder, prefix);
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}
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static void common_chat_parse_command_r7b(common_chat_msg_parser & builder) {
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builder.try_parse_reasoning("<|START_THINKING|>", "<|END_THINKING|>");
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static const common_regex start_action_regex("<\\|START_ACTION\\|>");
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static const common_regex end_action_regex("<\\|END_ACTION\\|>");
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static const common_regex start_response_regex("<\\|START_RESPONSE\\|>");
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static const common_regex end_response_regex("<\\|END_RESPONSE\\|>");
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if (auto res = builder.try_find_regex(start_action_regex)) {
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// If we didn't extract thoughts, prelude includes them.
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auto tool_calls = builder.consume_json_with_dumped_args({{"parameters"}});
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for (const auto & tool_call : tool_calls.value) {
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std::string name = tool_call.contains("tool_name") ? tool_call.at("tool_name") : "";
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std::string id = tool_call.contains("tool_call_id") ? tool_call.at("tool_call_id") : "";
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std::string arguments = tool_call.contains("parameters") ? tool_call.at("parameters") : "";
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if (!builder.add_tool_call(name, id, arguments) || tool_calls.is_partial) {
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throw common_chat_msg_partial_exception("incomplete tool call");
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}
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}
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if (tool_calls.is_partial) {
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throw common_chat_msg_partial_exception("incomplete tool call");
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}
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builder.consume_regex(end_action_regex);
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} else if (auto res = builder.try_find_regex(start_response_regex)) {
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if (!builder.try_find_regex(end_response_regex)) {
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builder.add_content(builder.consume_rest());
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throw common_chat_msg_partial_exception(end_response_regex.str());
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}
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} else {
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builder.add_content(builder.consume_rest());
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}
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}
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static void common_chat_parse_llama_3_1(common_chat_msg_parser & builder, bool with_builtin_tools = false) {
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builder.try_parse_reasoning("<think>", "</think>");
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if (!builder.syntax().parse_tool_calls) {
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builder.add_content(builder.consume_rest());
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return;
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}
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static const common_regex function_regex(
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"\\s*\\{\\s*(?:\"type\"\\s*:\\s*\"function\"\\s*,\\s*)?\"name\"\\s*:\\s*\"([^\"]+)\"\\s*,\\s*\"parameters\"\\s*: ");
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static const common_regex close_regex("\\}\\s*");
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static const common_regex function_name_regex("\\s*(\\w+)\\s*\\.\\s*call\\(");
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static const common_regex arg_name_regex("\\s*(\\w+)\\s*=\\s*");
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if (with_builtin_tools) {
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static const common_regex builtin_call_regex("<\\|python_tag\\|>");
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if (auto res = builder.try_find_regex(builtin_call_regex)) {
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auto fun_res = builder.consume_regex(function_name_regex);
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auto function_name = builder.str(fun_res.groups[1]);
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common_healing_marker healing_marker;
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json args = json::object();
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while (true) {
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if (auto arg_res = builder.try_consume_regex(arg_name_regex)) {
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auto arg_name = builder.str(arg_res->groups[1]);
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auto partial = builder.consume_json();
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args[arg_name] = partial.json;
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healing_marker.marker = partial.healing_marker.marker;
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healing_marker.json_dump_marker = partial.healing_marker.json_dump_marker;
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builder.consume_spaces();
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if (!builder.try_consume_literal(",")) {
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break;
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}
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} else {
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break;
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}
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}
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builder.consume_literal(")");
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builder.consume_spaces();
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auto arguments = args.dump();
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if (!builder.add_tool_call(function_name, "", arguments)) {
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throw common_chat_msg_partial_exception("Incomplete tool call");
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}
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return;
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}
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}
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parse_json_tool_calls(
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builder,
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/* block_open= */ std::nullopt,
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/* function_regex_start_only= */ function_regex,
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/* function_regex= */ std::nullopt,
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close_regex,
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std::nullopt);
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}
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static void common_chat_parse_deepseek_r1(common_chat_msg_parser & builder) {
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builder.try_parse_reasoning("<think>", "</think>");
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if (!builder.syntax().parse_tool_calls) {
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builder.add_content(builder.consume_rest());
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return;
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}
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static const common_regex tool_calls_begin("(?:<｜tool▁calls▁begin｜>|<｜tool_calls_begin｜>|<｜tool calls begin｜>|<｜tool\\\\_calls\\\\_begin｜>|<｜tool▁calls｜>)");
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static const common_regex tool_calls_end("<｜tool▁calls▁end｜>");
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static const common_regex function_regex("(?:<｜tool▁call▁begin｜>)?function<｜tool▁sep｜>([^\n]+)\n```json\n");
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static const common_regex close_regex("```[\\s\\r\\n]*<｜tool▁call▁end｜>");
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parse_json_tool_calls(
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builder,
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/* block_open= */ tool_calls_begin,
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/* function_regex_start_only= */ std::nullopt,
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function_regex,
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close_regex,
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tool_calls_end);
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}
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static void common_chat_parse_deepseek_v3_1_content(common_chat_msg_parser & builder) {
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static const common_regex function_regex("(?:<｜tool▁call▁begin｜>)?([^\\n<]+)(?:<｜tool▁sep｜>)");
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static const common_regex close_regex("(?:[\\s]*)?<｜tool▁call▁end｜>");
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static const common_regex tool_calls_begin("(?:<｜tool▁calls▁begin｜>|<｜tool_calls_begin｜>|<｜tool calls begin｜>|<｜tool\\\\_calls\\\\_begin｜>|<｜tool▁calls｜>)");
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static const common_regex tool_calls_end("<｜tool▁calls▁end｜>");
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if (!builder.syntax().parse_tool_calls) {
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LOG_DBG("%s: not parse_tool_calls\n", __func__);
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builder.add_content(builder.consume_rest());
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return;
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}
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LOG_DBG("%s: parse_tool_calls\n", __func__);
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parse_json_tool_calls(
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builder,
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/* block_open= */ tool_calls_begin,
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/* function_regex_start_only= */ std::nullopt,
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function_regex,
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close_regex,
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tool_calls_end);
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}
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static void common_chat_parse_deepseek_v3_1(common_chat_msg_parser & builder) {
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// DeepSeek V3.1 outputs reasoning content between "<think>" and "</think>" tags, followed by regular content
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// First try to parse using the standard reasoning parsing method
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LOG_DBG("%s: thinking_forced_open: %s\n", __func__, std::to_string(builder.syntax().thinking_forced_open).c_str());
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auto start_pos = builder.pos();
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auto found_end_think = builder.try_find_literal("</think>");
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builder.move_to(start_pos);
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if (builder.syntax().thinking_forced_open && !builder.is_partial() && !found_end_think) {
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LOG_DBG("%s: no end_think, not partial, adding content\n", __func__);
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common_chat_parse_deepseek_v3_1_content(builder);
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} else if (builder.try_parse_reasoning("<think>", "</think>")) {
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// If reasoning was parsed successfully, the remaining content is regular content
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LOG_DBG("%s: parsed reasoning, adding content\n", __func__);
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// </think><｜tool▁calls▁begin｜><｜tool▁call▁begin｜>function<｜tool▁sep｜>NAME\n```json\nJSON\n```<｜tool▁call▁end｜><｜tool▁calls▁end｜>
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common_chat_parse_deepseek_v3_1_content(builder);
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} else {
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if (builder.syntax().reasoning_format == COMMON_REASONING_FORMAT_NONE) {
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LOG_DBG("%s: reasoning_format none, adding content\n", __func__);
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common_chat_parse_deepseek_v3_1_content(builder);
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return;
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}
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// If no reasoning tags found, check if we should treat everything as reasoning
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if (builder.syntax().thinking_forced_open) {
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// If thinking is forced open but no tags found, treat everything as reasoning
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LOG_DBG("%s: thinking_forced_open, adding reasoning content\n", __func__);
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builder.add_reasoning_content(builder.consume_rest());
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} else {
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LOG_DBG("%s: no thinking_forced_open, adding content\n", __func__);
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// <｜tool▁call▁begin｜>NAME<｜tool▁sep｜>JSON<｜tool▁call▁end｜>
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common_chat_parse_deepseek_v3_1_content(builder);
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}
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}
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}
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static void common_chat_parse_minimax_m2(common_chat_msg_parser & builder) {
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static const xml_tool_call_format form {
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/* form.scope_start = */ "<minimax:tool_call>",
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/* form.tool_start = */ "<invoke name=\"",
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/* form.tool_sep = */ "\">",
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/* form.key_start = */ "<parameter name=\"",
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/* form.key_val_sep = */ "\">",
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/* form.val_end = */ "</parameter>",
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/* form.tool_end = */ "</invoke>",
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/* form.scope_end = */ "</minimax:tool_call>",
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};
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builder.consume_reasoning_with_xml_tool_calls(form, "<think>", "</think>");
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}
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static void common_chat_parse_qwen3_coder_xml(common_chat_msg_parser & builder) {
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static const xml_tool_call_format form = ([]() {
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xml_tool_call_format form {};
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form.scope_start = "<tool_call>";
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form.tool_start = "<function=";
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form.tool_sep = ">";
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form.key_start = "<parameter=";
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form.key_val_sep = ">";
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form.val_end = "</parameter>";
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form.tool_end = "</function>";
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form.scope_end = "</tool_call>";
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form.trim_raw_argval = true;
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return form;
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})();
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builder.consume_reasoning_with_xml_tool_calls(form);
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}
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static void common_chat_parse_kimi_k2(common_chat_msg_parser & builder) {
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static const xml_tool_call_format form = ([]() {
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xml_tool_call_format form {};
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form.scope_start = "<|tool_calls_section_begin|>";
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form.tool_start = "<|tool_call_begin|>";
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form.tool_sep = "<|tool_call_argument_begin|>{";
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form.key_start = "\"";
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form.key_val_sep = "\": ";
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form.val_end = ", ";
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form.tool_end = "}<|tool_call_end|>";
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form.scope_end = "<|tool_calls_section_end|>";
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form.raw_argval = false;
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form.last_val_end = "";
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return form;
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})();
|
||||
builder.consume_reasoning_with_xml_tool_calls(form, "<think>", "</think>");
|
||||
}
|
||||
|
||||
static void common_chat_parse_apriel_1_5(common_chat_msg_parser & builder) {
|
||||
static const xml_tool_call_format form = ([]() {
|
||||
xml_tool_call_format form {};
|
||||
form.scope_start = "<tool_calls>[";
|
||||
form.tool_start = "{\"name\": \"";
|
||||
form.tool_sep = "\", \"arguments\": {";
|
||||
form.key_start = "\"";
|
||||
form.key_val_sep = "\": ";
|
||||
form.val_end = ", ";
|
||||
form.tool_end = "}, ";
|
||||
form.scope_end = "]</tool_calls>";
|
||||
form.raw_argval = false;
|
||||
form.last_val_end = "";
|
||||
form.last_tool_end = "}";
|
||||
return form;
|
||||
})();
|
||||
builder.consume_reasoning_with_xml_tool_calls(form, "<thinking>", "</thinking>");
|
||||
}
|
||||
|
||||
static void common_chat_parse_xiaomi_mimo(common_chat_msg_parser & builder) {
|
||||
static const xml_tool_call_format form = ([]() {
|
||||
xml_tool_call_format form {};
|
||||
form.scope_start = "";
|
||||
form.tool_start = "<tool_call>\n{\"name\": \"";
|
||||
form.tool_sep = "\", \"arguments\": {";
|
||||
form.key_start = "\"";
|
||||
form.key_val_sep = "\": ";
|
||||
form.val_end = ", ";
|
||||
form.tool_end = "}\n</tool_call>";
|
||||
form.scope_end = "";
|
||||
form.raw_argval = false;
|
||||
form.last_val_end = "";
|
||||
return form;
|
||||
})();
|
||||
builder.consume_reasoning_with_xml_tool_calls(form);
|
||||
}
|
||||
|
||||
static void common_chat_parse_gpt_oss(common_chat_msg_parser & builder) {
|
||||
static const std::string constraint = "(?: (<\\|constrain\\|>)?([a-zA-Z0-9_-]+))";
|
||||
static const std::string recipient("(?: to=functions\\.([^<\\s]+))");
|
||||
|
||||
static const common_regex start_regex("<\\|start\\|>assistant");
|
||||
static const common_regex analysis_regex("<\\|channel\\|>analysis");
|
||||
static const common_regex final_regex("<\\|channel\\|>final" + constraint + "?");
|
||||
static const common_regex preamble_regex("<\\|channel\\|>commentary");
|
||||
static const common_regex tool_call1_regex(recipient + "<\\|channel\\|>(analysis|commentary)" + constraint + "?");
|
||||
static const common_regex tool_call2_regex("<\\|channel\\|>(analysis|commentary)" + recipient + constraint + "?");
|
||||
|
||||
auto consume_end = [&](bool include_end = false) {
|
||||
if (auto res = builder.try_find_literal("<|end|>")) {
|
||||
return res->prelude + (include_end ? builder.str(res->groups[0]) : "");
|
||||
}
|
||||
return builder.consume_rest();
|
||||
};
|
||||
|
||||
auto handle_tool_call = [&](const std::string & name) {
|
||||
if (auto args = builder.try_consume_json_with_dumped_args({{}})) {
|
||||
if (builder.syntax().parse_tool_calls) {
|
||||
if (!builder.add_tool_call(name, "", args->value) || args->is_partial) {
|
||||
throw common_chat_msg_partial_exception("incomplete tool call");
|
||||
}
|
||||
} else if (args->is_partial) {
|
||||
throw common_chat_msg_partial_exception("incomplete tool call");
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
auto regex_match = [](const common_regex & regex, const std::string & input) -> std::optional<common_regex_match> {
|
||||
auto match = regex.search(input, 0, true);
|
||||
if (match.type == COMMON_REGEX_MATCH_TYPE_FULL) {
|
||||
return match;
|
||||
}
|
||||
return std::nullopt;
|
||||
};
|
||||
|
||||
do {
|
||||
auto header_start_pos = builder.pos();
|
||||
auto content_start = builder.try_find_literal("<|message|>");
|
||||
if (!content_start) {
|
||||
throw common_chat_msg_partial_exception("incomplete header");
|
||||
}
|
||||
|
||||
auto header = content_start->prelude;
|
||||
|
||||
if (auto match = regex_match(tool_call1_regex, header)) {
|
||||
auto group = match->groups[1];
|
||||
auto name = header.substr(group.begin, group.end - group.begin);
|
||||
handle_tool_call(name);
|
||||
continue;
|
||||
}
|
||||
|
||||
if (auto match = regex_match(tool_call2_regex, header)) {
|
||||
auto group = match->groups[2];
|
||||
auto name = header.substr(group.begin, group.end - group.begin);
|
||||
handle_tool_call(name);
|
||||
continue;
|
||||
}
|
||||
|
||||
if (regex_match(analysis_regex, header)) {
|
||||
builder.move_to(header_start_pos);
|
||||
if (builder.syntax().reasoning_format == COMMON_REASONING_FORMAT_NONE || builder.syntax().reasoning_in_content) {
|
||||
builder.add_content(consume_end(true));
|
||||
} else {
|
||||
builder.try_parse_reasoning("<|channel|>analysis<|message|>", "<|end|>");
|
||||
}
|
||||
continue;
|
||||
}
|
||||
|
||||
if(regex_match(final_regex, header) || regex_match(preamble_regex, header)) {
|
||||
builder.add_content(consume_end());
|
||||
continue;
|
||||
}
|
||||
|
||||
// Possibly a malformed message, attempt to recover by rolling
|
||||
// back to pick up the next <|start|>
|
||||
LOG_DBG("%s: unknown header from message: %s\n", __func__, header.c_str());
|
||||
builder.move_to(header_start_pos);
|
||||
} while (builder.try_find_regex(start_regex, std::string::npos, false));
|
||||
|
||||
auto remaining = builder.consume_rest();
|
||||
if (!remaining.empty()) {
|
||||
LOG_DBG("%s: content after last message: %s\n", __func__, remaining.c_str());
|
||||
}
|
||||
}
|
||||
|
||||
static void common_chat_parse_glm_4_5(common_chat_msg_parser & builder) {
|
||||
static const xml_tool_call_format form {
|
||||
/* form.scope_start = */ "",
|
||||
/* form.tool_start = */ "<tool_call>",
|
||||
/* form.tool_sep = */ "",
|
||||
/* form.key_start = */ "<arg_key>",
|
||||
/* form.key_val_sep = */ "</arg_key>",
|
||||
/* form.val_end = */ "</arg_value>",
|
||||
/* form.tool_end = */ "</tool_call>",
|
||||
/* form.scope_end = */ "",
|
||||
/* form.key_val_sep2 = */ "<arg_value>",
|
||||
};
|
||||
builder.consume_reasoning_with_xml_tool_calls(form, "<think>", "</think>");
|
||||
}
|
||||
|
||||
static void common_chat_parse_firefunction_v2(common_chat_msg_parser & builder) {
|
||||
if (!builder.syntax().parse_tool_calls) {
|
||||
builder.add_content(builder.consume_rest());
|
||||
return;
|
||||
}
|
||||
static const common_regex prefix(regex_escape(" functools["));
|
||||
parse_prefixed_json_tool_call_array(builder, prefix, /* rstrip_prefix= */ 1);
|
||||
}
|
||||
|
||||
static void common_chat_parse_functionary_v3_2(common_chat_msg_parser & builder) {
|
||||
static const common_regex function_regex_start_only(R"((\w+\n\{|python\n|all\n))");
|
||||
static const common_regex function_regex(R"(>>>(\w+\n\{|python\n|all\n))");
|
||||
static const common_regex close_regex(R"(\s*)");
|
||||
|
||||
parse_json_tool_calls(
|
||||
builder,
|
||||
std::nullopt,
|
||||
function_regex_start_only,
|
||||
function_regex,
|
||||
close_regex,
|
||||
std::nullopt,
|
||||
/* allow_raw_python= */ true,
|
||||
/* get_function_name= */ [&](const auto & res) -> std::string {
|
||||
auto at_start = res.groups[0].begin == 0;
|
||||
auto name = builder.str(res.groups[1]);
|
||||
if (!name.empty() && name.back() == '{') {
|
||||
// Unconsume the opening brace '{' to ensure the JSON parsing goes well.
|
||||
builder.move_back(1);
|
||||
}
|
||||
auto idx = name.find_last_not_of("\n{");
|
||||
name = name.substr(0, idx + 1);
|
||||
if (at_start && name == "all") {
|
||||
return "";
|
||||
}
|
||||
return name;
|
||||
});
|
||||
}
|
||||
|
||||
static void common_chat_parse_functionary_v3_1_llama_3_1(common_chat_msg_parser & builder) {
|
||||
if (!builder.syntax().parse_tool_calls) {
|
||||
builder.add_content(builder.consume_rest());
|
||||
return;
|
||||
}
|
||||
// This version of Functionary still supports the llama 3.1 tool call format for the python tool.
|
||||
static const common_regex python_tag_regex(regex_escape("<|python_tag|>"));
|
||||
|
||||
static const common_regex function_regex(R"(<function=(\w+)>)");
|
||||
static const common_regex close_regex(R"(</function>)");
|
||||
|
||||
parse_json_tool_calls(
|
||||
builder,
|
||||
/* block_open= */ std::nullopt,
|
||||
/* function_regex_start_only= */ std::nullopt,
|
||||
function_regex,
|
||||
close_regex,
|
||||
std::nullopt);
|
||||
|
||||
if (auto res = builder.try_find_regex(python_tag_regex)) {
|
||||
auto arguments = wrap_code_as_arguments(builder, builder.consume_rest());
|
||||
builder.add_tool_call("python", "", arguments);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
static void common_chat_parse_hermes_2_pro(common_chat_msg_parser & builder) {
|
||||
builder.try_parse_reasoning("<think>", "</think>");
|
||||
if (!builder.syntax().parse_tool_calls) {
|
||||
builder.add_content(builder.consume_rest());
|
||||
return;
|
||||
}
|
||||
|
||||
static const common_regex open_regex(
|
||||
"(?:"
|
||||
"(```(?:xml|json)?\\n\\s*)?" // match 1 (block_start)
|
||||
"(" // match 2 (open_tag)
|
||||
"<tool_call>"
|
||||
"|<function_call>"
|
||||
"|<tool>"
|
||||
"|<tools>"
|
||||
"|<response>"
|
||||
"|<json>"
|
||||
"|<xml>"
|
||||
"|<JSON>"
|
||||
")?"
|
||||
"(\\s*\\{\\s*\"name\")" // match 3 (named tool call)
|
||||
")"
|
||||
"|<function=([^>]+)>" // match 4 (function name)
|
||||
"|<function name=\"([^\"]+)\">" // match 5 (function name again)
|
||||
);
|
||||
|
||||
while (auto res = builder.try_find_regex(open_regex)) {
|
||||
const auto & block_start = res->groups[1];
|
||||
std::string block_end = block_start.empty() ? "" : "```";
|
||||
|
||||
const auto & open_tag = res->groups[2];
|
||||
std::string close_tag;
|
||||
|
||||
if (!res->groups[3].empty()) {
|
||||
builder.move_to(res->groups[3].begin);
|
||||
close_tag = open_tag.empty() ? "" : "</" + builder.str(open_tag).substr(1);
|
||||
|
||||
if (auto tool_call = builder.try_consume_json_with_dumped_args({{"arguments"}})) {
|
||||
if (!builder.add_tool_call(tool_call->value) || tool_call->is_partial) {
|
||||
throw common_chat_msg_partial_exception("incomplete tool call");
|
||||
}
|
||||
builder.consume_spaces();
|
||||
builder.consume_literal(close_tag);
|
||||
builder.consume_spaces();
|
||||
if (!block_end.empty()) {
|
||||
builder.consume_literal(block_end);
|
||||
builder.consume_spaces();
|
||||
}
|
||||
} else {
|
||||
throw common_chat_msg_partial_exception("failed to parse tool call");
|
||||
}
|
||||
} else {
|
||||
auto function_name = builder.str(res->groups[4]);
|
||||
if (function_name.empty()) {
|
||||
function_name = builder.str(res->groups[5]);
|
||||
}
|
||||
GGML_ASSERT(!function_name.empty());
|
||||
|
||||
close_tag = "</function>";
|
||||
|
||||
if (auto arguments = builder.try_consume_json_with_dumped_args({{}})) {
|
||||
if (!builder.add_tool_call(function_name, "", arguments->value) || arguments->is_partial) {
|
||||
throw common_chat_msg_partial_exception("incomplete tool call");
|
||||
}
|
||||
builder.consume_spaces();
|
||||
builder.consume_literal(close_tag);
|
||||
builder.consume_spaces();
|
||||
if (!block_end.empty()) {
|
||||
builder.consume_literal(block_end);
|
||||
builder.consume_spaces();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
builder.add_content(builder.consume_rest());
|
||||
}
|
||||
|
||||
static void common_chat_parse_granite(common_chat_msg_parser & builder) {
|
||||
// Parse thinking tags
|
||||
static const common_regex start_think_regex(regex_escape("<think>"));
|
||||
static const common_regex end_think_regex(regex_escape("</think>"));
|
||||
// Granite models output partial tokens such as "<" and "<think".
|
||||
// By leveraging try_consume_regex()/try_find_regex() throwing
|
||||
// common_chat_msg_partial_exception for these partial tokens,
|
||||
// processing is interrupted and the tokens are not passed to add_content().
|
||||
if (auto res = builder.try_consume_regex(start_think_regex)) {
|
||||
// Restore position for try_parse_reasoning()
|
||||
builder.move_to(res->groups[0].begin);
|
||||
builder.try_find_regex(end_think_regex, std::string::npos, false);
|
||||
// Restore position for try_parse_reasoning()
|
||||
builder.move_to(res->groups[0].begin);
|
||||
}
|
||||
builder.try_parse_reasoning("<think>", "</think>");
|
||||
|
||||
// Parse response tags
|
||||
static const common_regex start_response_regex(regex_escape("<response>"));
|
||||
static const common_regex end_response_regex(regex_escape("</response>"));
|
||||
// Granite models output partial tokens such as "<" and "<response".
|
||||
// Same hack as reasoning parsing.
|
||||
if (builder.try_consume_regex(start_response_regex)) {
|
||||
builder.try_find_regex(end_response_regex);
|
||||
}
|
||||
|
||||
if (!builder.syntax().parse_tool_calls) {
|
||||
builder.add_content(builder.consume_rest());
|
||||
return;
|
||||
}
|
||||
|
||||
// Look for tool calls
|
||||
static const common_regex tool_call_regex(regex_escape("<|tool_call|>"));
|
||||
if (auto res = builder.try_find_regex(tool_call_regex)) {
|
||||
builder.move_to(res->groups[0].end);
|
||||
|
||||
// Expect JSON array of tool calls
|
||||
if (auto tool_call = builder.try_consume_json_with_dumped_args({{{"arguments"}}})) {
|
||||
if (!builder.add_tool_calls(tool_call->value) || tool_call->is_partial) {
|
||||
throw common_chat_msg_partial_exception("incomplete tool call");
|
||||
}
|
||||
}
|
||||
} else {
|
||||
builder.add_content(builder.consume_rest());
|
||||
}
|
||||
}
|
||||
|
||||
static void common_chat_parse_nemotron_v2(common_chat_msg_parser & builder) {
|
||||
// Parse thinking tags
|
||||
builder.try_parse_reasoning("<think>", "</think>");
|
||||
if (!builder.syntax().parse_tool_calls) {
|
||||
builder.add_content(builder.consume_rest());
|
||||
return;
|
||||
}
|
||||
|
||||
// Look for tool calls
|
||||
static const common_regex tool_call_regex(regex_escape("<TOOLCALL>"));
|
||||
if (auto res = builder.try_find_regex(tool_call_regex)) {
|
||||
builder.move_to(res->groups[0].end);
|
||||
|
||||
// Expect JSON array of tool calls
|
||||
auto tool_calls_data = builder.consume_json();
|
||||
if (tool_calls_data.json.is_array()) {
|
||||
if (!builder.try_consume_literal("</TOOLCALL>")) {
|
||||
throw common_chat_msg_partial_exception("Incomplete tool call");
|
||||
}
|
||||
builder.add_tool_calls(tool_calls_data.json);
|
||||
} else {
|
||||
throw common_chat_msg_partial_exception("Incomplete tool call");
|
||||
}
|
||||
}
|
||||
builder.add_content(builder.consume_rest());
|
||||
}
|
||||
|
||||
static void common_chat_parse_apertus(common_chat_msg_parser & builder) {
|
||||
// Parse thinking tags
|
||||
builder.try_parse_reasoning("<|inner_prefix|>", "<|inner_suffix|>");
|
||||
if (!builder.syntax().parse_tool_calls) {
|
||||
builder.add_content(builder.consume_rest());
|
||||
return;
|
||||
}
|
||||
|
||||
// Look for tool calls
|
||||
static const common_regex tool_call_regex(regex_escape("<|tools_prefix|>"));
|
||||
if (auto res = builder.try_find_regex(tool_call_regex)) {
|
||||
builder.move_to(res->groups[0].end);
|
||||
|
||||
auto tool_calls_data = builder.consume_json();
|
||||
if (tool_calls_data.json.is_array()) {
|
||||
builder.consume_spaces();
|
||||
if (!builder.try_consume_literal("<|tools_suffix|>")) {
|
||||
throw common_chat_msg_partial_exception("Incomplete tool call");
|
||||
}
|
||||
for (const auto & value : tool_calls_data.json) {
|
||||
if (value.is_object()) {
|
||||
builder.add_tool_call_short_form(value);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
throw common_chat_msg_partial_exception("Incomplete tool call");
|
||||
}
|
||||
}
|
||||
builder.add_content(builder.consume_rest());
|
||||
}
|
||||
|
||||
|
||||
static void common_chat_parse_lfm2(common_chat_msg_parser & builder) {
|
||||
if (!builder.syntax().parse_tool_calls) {
|
||||
builder.add_content(builder.consume_rest());
|
||||
return;
|
||||
}
|
||||
|
||||
// LFM2 format: <|tool_call_start|>[{"name": "get_current_time", "arguments": {"location": "Paris"}}]<|tool_call_end|>
|
||||
static const common_regex tool_call_start_regex(regex_escape("<|tool_call_start|>"));
|
||||
static const common_regex tool_call_end_regex(regex_escape("<|tool_call_end|>"));
|
||||
|
||||
// Loop through all tool calls
|
||||
while (auto res = builder.try_find_regex(tool_call_start_regex, std::string::npos, /* add_prelude_to_content= */ true)) {
|
||||
builder.move_to(res->groups[0].end);
|
||||
|
||||
// Parse JSON array format: [{"name": "...", "arguments": {...}}]
|
||||
auto tool_calls_data = builder.consume_json();
|
||||
|
||||
// Consume end marker
|
||||
builder.consume_spaces();
|
||||
if (!builder.try_consume_regex(tool_call_end_regex)) {
|
||||
throw common_chat_msg_partial_exception("Expected <|tool_call_end|>");
|
||||
}
|
||||
|
||||
// Process each tool call in the array
|
||||
if (tool_calls_data.json.is_array()) {
|
||||
for (const auto & tool_call : tool_calls_data.json) {
|
||||
if (!tool_call.is_object()) {
|
||||
throw common_chat_msg_partial_exception("Tool call must be an object");
|
||||
}
|
||||
|
||||
if (!tool_call.contains("name")) {
|
||||
throw common_chat_msg_partial_exception("Tool call missing 'name' field");
|
||||
}
|
||||
|
||||
std::string function_name = tool_call.at("name");
|
||||
std::string arguments = "{}";
|
||||
|
||||
if (tool_call.contains("arguments")) {
|
||||
if (tool_call.at("arguments").is_object()) {
|
||||
arguments = tool_call.at("arguments").dump();
|
||||
} else if (tool_call.at("arguments").is_string()) {
|
||||
arguments = tool_call.at("arguments");
|
||||
}
|
||||
}
|
||||
|
||||
if (!builder.add_tool_call(function_name, "", arguments)) {
|
||||
throw common_chat_msg_partial_exception("Incomplete tool call");
|
||||
}
|
||||
}
|
||||
} else {
|
||||
throw common_chat_msg_partial_exception("Expected JSON array for tool calls");
|
||||
}
|
||||
|
||||
// Consume any trailing whitespace after this tool call
|
||||
builder.consume_spaces();
|
||||
}
|
||||
|
||||
// Consume any remaining content after all tool calls
|
||||
auto remaining = builder.consume_rest();
|
||||
if (!string_strip(remaining).empty()) {
|
||||
builder.add_content(remaining);
|
||||
}
|
||||
}
|
||||
|
||||
static void common_chat_parse_seed_oss(common_chat_msg_parser & builder) {
|
||||
static const xml_tool_call_format form {
|
||||
/* form.scope_start = */ "<seed:tool_call>",
|
||||
/* form.tool_start = */ "<function=",
|
||||
/* form.tool_sep = */ ">",
|
||||
/* form.key_start = */ "<parameter=",
|
||||
/* form.key_val_sep = */ ">",
|
||||
/* form.val_end = */ "</parameter>",
|
||||
/* form.tool_end = */ "</function>",
|
||||
/* form.scope_end = */ "</seed:tool_call>",
|
||||
};
|
||||
builder.consume_reasoning_with_xml_tool_calls(form, "<seed:think>", "</seed:think>");
|
||||
}
|
||||
|
||||
static void common_chat_parse_content_only(common_chat_msg_parser & builder) {
|
||||
builder.try_parse_reasoning("<think>", "</think>");
|
||||
builder.add_content(builder.consume_rest());
|
||||
}
|
||||
|
||||
static void common_chat_parse(common_chat_msg_parser & builder) {
|
||||
LOG_DBG("Parsing input with format %s: %s\n", common_chat_format_name(builder.syntax().format), builder.input().c_str());
|
||||
|
||||
switch (builder.syntax().format) {
|
||||
case COMMON_CHAT_FORMAT_CONTENT_ONLY:
|
||||
common_chat_parse_content_only(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_GENERIC:
|
||||
common_chat_parse_generic(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_MISTRAL_NEMO:
|
||||
common_chat_parse_mistral_nemo(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_MAGISTRAL:
|
||||
common_chat_parse_magistral(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_LLAMA_3_X:
|
||||
common_chat_parse_llama_3_1(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_LLAMA_3_X_WITH_BUILTIN_TOOLS:
|
||||
common_chat_parse_llama_3_1(builder, /* with_builtin_tools= */ true);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_DEEPSEEK_R1:
|
||||
common_chat_parse_deepseek_r1(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_DEEPSEEK_V3_1:
|
||||
common_chat_parse_deepseek_v3_1(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_FUNCTIONARY_V3_2:
|
||||
common_chat_parse_functionary_v3_2(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_FUNCTIONARY_V3_1_LLAMA_3_1:
|
||||
common_chat_parse_functionary_v3_1_llama_3_1(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_HERMES_2_PRO:
|
||||
common_chat_parse_hermes_2_pro(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_FIREFUNCTION_V2:
|
||||
common_chat_parse_firefunction_v2(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_COMMAND_R7B:
|
||||
common_chat_parse_command_r7b(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_GRANITE:
|
||||
common_chat_parse_granite(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_GPT_OSS:
|
||||
common_chat_parse_gpt_oss(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_SEED_OSS:
|
||||
common_chat_parse_seed_oss(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_NEMOTRON_V2:
|
||||
common_chat_parse_nemotron_v2(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_APERTUS:
|
||||
common_chat_parse_apertus(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_LFM2_WITH_JSON_TOOLS:
|
||||
common_chat_parse_lfm2(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_MINIMAX_M2:
|
||||
common_chat_parse_minimax_m2(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_GLM_4_5:
|
||||
common_chat_parse_glm_4_5(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_KIMI_K2:
|
||||
common_chat_parse_kimi_k2(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_QWEN3_CODER_XML:
|
||||
common_chat_parse_qwen3_coder_xml(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_APRIEL_1_5:
|
||||
common_chat_parse_apriel_1_5(builder);
|
||||
break;
|
||||
case COMMON_CHAT_FORMAT_XIAOMI_MIMO:
|
||||
common_chat_parse_xiaomi_mimo(builder);
|
||||
break;
|
||||
default:
|
||||
throw std::runtime_error(std::string("Unsupported format: ") + common_chat_format_name(builder.syntax().format));
|
||||
}
|
||||
builder.finish();
|
||||
}
|
||||
|
||||
common_chat_msg common_chat_parse(const std::string & input, bool is_partial, const common_chat_syntax & syntax) {
|
||||
common_chat_msg_parser builder(input, is_partial, syntax);
|
||||
try {
|
||||
common_chat_parse(builder);
|
||||
} catch (const common_chat_msg_partial_exception & ex) {
|
||||
LOG_DBG("Partial parse: %s\n", ex.what());
|
||||
if (!is_partial) {
|
||||
builder.clear_tools();
|
||||
builder.move_to(0);
|
||||
common_chat_parse_content_only(builder);
|
||||
}
|
||||
}
|
||||
auto msg = builder.result();
|
||||
if (!is_partial) {
|
||||
LOG_DBG("Parsed message: %s\n", common_chat_msgs_to_json_oaicompat<json>({msg}).at(0).dump().c_str());
|
||||
}
|
||||
return msg;
|
||||
}
|
||||
|
|
|
|||
952
common/chat.cpp
952
common/chat.cpp
File diff suppressed because it is too large
Load Diff
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Reference in New Issue