chat : handle tool calls with no required args in TAG_WITH_TAGGED format (#20764)

* chat : handle tool calls with no required args in TAG_WITH_TAGGED format

* Update tests/test-chat.cpp [no ci]

Co-authored-by: Aldehir Rojas <hello@alde.dev>

---------

Co-authored-by: Piotr Wilkin (ilintar) <piotr.wilkin@syndatis.com>
Co-authored-by: Aldehir Rojas <hello@alde.dev>
This commit is contained in:
James O'Leary
2026-03-19 09:53:11 -07:00
committed by GitHub
parent 900efd531d
commit 76f2dc70c3
2 changed files with 21 additions and 1 deletions
+3 -1
View File
@@ -369,7 +369,9 @@ common_peg_parser analyze_tools::build_tool_parser_tag_tagged(parser_build_conte
func_parser = p.atomic(p.tool_open(function.name_prefix + p.tool_name(p.literal(name)) + function.name_suffix) +
call_id_section) + p.space() + args_seq;
matched_atomic = true;
} else if (!arguments.name_prefix.empty() && properties.size() > 0) {
} else if (!arguments.name_prefix.empty() && !required_parsers.empty()) {
// Only peek for an arg tag when there are required args that must follow.
// When all args are optional, the model may emit no arg tags at all (#20650).
func_parser = p.atomic(p.tool_open(function.name_prefix + p.tool_name(p.literal(name)) + function.name_suffix) +
call_id_section + p.space() + p.peek(p.literal(arguments.name_prefix))) + args_seq;
matched_atomic = true;