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| 1 | +#pragma once |
| 2 | + |
| 3 | +#include "chat.h" |
| 4 | + |
| 5 | +#include <nlohmann/json.hpp> |
| 6 | + |
| 7 | +#include <optional> |
| 8 | +#include <string> |
| 9 | +#include <vector> |
| 10 | + |
| 11 | + |
| 12 | +// Sample config: |
| 13 | +// MiniMax-M2 (left): <minimax:tool_call>\n<invoke name="tool-name">\n<parameter name="key">value</parameter>\n...</invoke>\n...</minimax:tool_call> |
| 14 | +// GLM 4.5 (right): <tool_call>function_name\n<arg_key>key</arg_key>\n<arg_value>value</arg_value>\n</tool_call> |
| 15 | +struct xml_tool_call_format { |
| 16 | + std::string scope_start; // <minimax:tool_call>\n // \n // can be empty |
| 17 | + std::string tool_start; // <invoke name=\" // <tool_call> |
| 18 | + std::string tool_sep; // \">\n // \n // can be empty only for parse_xml_tool_calls |
| 19 | + std::string key_start; // <parameter name=\" // <arg_key> |
| 20 | + std::string key_val_sep; // \"> // </arg_key>\n<arg_value> |
| 21 | + std::string val_end; // </parameter>\n // </arg_value>\n |
| 22 | + std::string tool_end; // </invoke>\n // </tool_call>\n |
| 23 | + std::string scope_end; // </minimax:tool_call> // // can be empty |
| 24 | + // Set this if there can be dynamic spaces inside key_val_sep. |
| 25 | + // e.g. key_val_sep=</arg_key> key_val_sep2=<arg_value> for GLM4.5 |
| 26 | + std::optional<std::string> key_val_sep2 = std::nullopt; |
| 27 | + // Set true if argval should only be raw string. e.g. Hello "world" hi |
| 28 | + // Set false if argval should only be json string. e.g. "Hello \"world\" hi" |
| 29 | + // Defaults to std::nullopt, both will be allowed. |
| 30 | + std::optional<bool> raw_argval = std::nullopt; |
| 31 | + std::optional<std::string> last_val_end = std::nullopt; |
| 32 | + std::optional<std::string> last_tool_end = std::nullopt; |
| 33 | + bool trim_raw_argval = false; |
| 34 | + bool allow_toolcall_in_think = false; // TODO: UNTESTED!!! |
| 35 | +}; |
| 36 | + |
| 37 | +// make a GBNF that accept any strings except those containing any of the forbidden strings. |
| 38 | +std::string make_gbnf_excluding(std::vector<std::string> forbids); |
| 39 | + |
| 40 | +/** |
| 41 | + * Build grammar for xml-style tool call |
| 42 | + * form.scope_start and form.scope_end can be empty. |
| 43 | + * Requires data.format for model-specific hacks. |
| 44 | + */ |
| 45 | +void build_grammar_xml_tool_call(common_chat_params & data, const nlohmann::ordered_json & tools, const struct xml_tool_call_format & form); |
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