server: fix format of streamed tool call deltas (diff name, fix id location) (#13800)

* fix deltas of tool_call.function.name

* fix tool_call.id (was in tool_call.function.id!) + add function type

* add tool_call.type

* populate empty tool_call.function.arguments on first delta
This commit is contained in:
Olivier Chafik 2025-05-26 06:56:49 -07:00 committed by GitHub
parent f13847cfb5
commit d74e94c1b3
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3 changed files with 17 additions and 17 deletions

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@ -106,9 +106,9 @@ std::vector<common_chat_msg_diff> common_chat_msg_diff::compute_diffs(const comm
if (!args_diff.empty() || pref.id != newf.id) {
auto & diff = diffs.emplace_back();
diff.tool_call_index = idx;
diff.tool_call_delta.name = newf.name;
if (pref.id != newf.id) {
diff.tool_call_delta.id = newf.id;
diff.tool_call_delta.name = newf.name;
}
diff.tool_call_delta.arguments = args_diff;
}
@ -392,22 +392,19 @@ template <> json common_chat_msg_diff_to_json_oaicompat(const common_chat_msg_di
delta["content"] = diff.content_delta;
}
if (diff.tool_call_index != std::string::npos) {
json tool_call;
tool_call["index"] = diff.tool_call_index;
if (!diff.tool_call_delta.id.empty()) {
tool_call["id"] = diff.tool_call_delta.id;
tool_call["type"] = "function";
}
json function = json::object();
if (!diff.tool_call_delta.name.empty()) {
function["name"] = diff.tool_call_delta.name;
}
if (!diff.tool_call_delta.id.empty()) {
function["id"] = diff.tool_call_delta.id;
}
if (!diff.tool_call_delta.arguments.empty()) {
function["arguments"] = diff.tool_call_delta.arguments;
}
delta["tool_calls"] = json::array({
json {
{"index", diff.tool_call_index},
{"function", function}
}
});
function["arguments"] = diff.tool_call_delta.arguments;
tool_call["function"] = function;
delta["tool_calls"] = json::array({tool_call});
}
return delta;
}