ToolChoice="none" for azureChat

`azureChat` should support `ToolChoice="none"`

Author: ccreutzi

Diff for: +llms/+internal/hasTools.m

@@ -12,4 +12,31 @@
         Tools
         FunctionsStruct
     end
+
+    methods(Hidden)
+        function mustBeValidFunctionCall(this, functionCall)
+            if ~isempty(functionCall)
+                mustBeTextScalar(functionCall);
+                if isempty(this.FunctionNames)
+                    error("llms:mustSetFunctionsForCall", llms.utils.errorMessageCatalog.getMessage("llms:mustSetFunctionsForCall"));
+                end
+                mustBeMember(functionCall, ["none","auto", this.FunctionNames]);
+            end
+        end
+
+        function toolChoice = convertToolChoice(this, toolChoice)
+            % if toolChoice is empty
+            if isempty(toolChoice)
+                % if Tools is not empty, the default is 'auto'.
+                if ~isempty(this.Tools)
+                    toolChoice = "auto";
+                end
+            elseif ~ismember(toolChoice,["auto","none"])
+                % if toolChoice is not empty, then it must be "auto", "none" or in the format
+                % {"type": "function", "function": {"name": "my_function"}}
+                toolChoice = struct("type","function","function",struct("name",toolChoice));
+            end
+
+        end
+    end
 end

Diff for: azureChat.m

@@ -289,31 +289,6 @@
     end
 
     methods(Hidden)
-        function mustBeValidFunctionCall(this, functionCall)
-            if ~isempty(functionCall)
-                mustBeTextScalar(functionCall);
-                if isempty(this.FunctionNames)
-                    error("llms:mustSetFunctionsForCall", llms.utils.errorMessageCatalog.getMessage("llms:mustSetFunctionsForCall"));
-                end
-                mustBeMember(functionCall, ["none","auto", this.FunctionNames]);
-            end
-        end
-
-        function toolChoice = convertToolChoice(this, toolChoice)
-            % if toolChoice is empty
-            if isempty(toolChoice)
-                % if Tools is not empty, the default is 'auto'.
-                if ~isempty(this.Tools)
-                    toolChoice = "auto";
-                end
-            elseif toolChoice ~= "auto"
-                % if toolChoice is not empty, then it must be in the format
-                % {"type": "function", "function": {"name": "my_function"}}
-                toolChoice = struct("type","function","function",struct("name",toolChoice));
-            end
-
-        end
-
         function messageStruct = encodeImages(~, messageStruct)
             for k=1:numel(messageStruct)
                 if isfield(messageStruct{k},"images")

Diff for: openAIChat.m

@@ -270,31 +270,6 @@
     end
 
     methods(Hidden)
-        function mustBeValidFunctionCall(this, functionCall)
-            if ~isempty(functionCall)
-                mustBeTextScalar(functionCall);
-                if isempty(this.FunctionNames)
-                    error("llms:mustSetFunctionsForCall", llms.utils.errorMessageCatalog.getMessage("llms:mustSetFunctionsForCall"));
-                end
-                mustBeMember(functionCall, ["none","auto", this.FunctionNames]);
-            end
-        end
-
-        function toolChoice = convertToolChoice(this, toolChoice)
-            % if toolChoice is empty
-            if isempty(toolChoice)
-                % if Tools is not empty, the default is 'auto'.
-                if ~isempty(this.Tools)
-                    toolChoice = "auto";
-                end
-            elseif ~ismember(toolChoice,["auto","none"])
-                % if toolChoice is not empty, then it must be "auto", "none" or in the format
-                % {"type": "function", "function": {"name": "my_function"}}
-                toolChoice = struct("type","function","function",struct("name",toolChoice));
-            end
-
-        end
-
         function messageStruct = encodeImages(~, messageStruct)
             for k=1:numel(messageStruct)
                 if isfield(messageStruct{k},"images")

Diff for: tests/tazureChat.m

@@ -172,10 +172,6 @@ function deploymentNotFound(testCase)
         end
 
         % open TODOs for azureChat
-        function settingToolChoiceWithNone(testCase)
-            testCase.assumeFail("azureChat need different handling of ToolChoice 'none'");
-        end
-
         function generateWithToolsAndStreamFunc(testCase)
             testCase.assumeFail("need to make azureChat return tool_call in the same way as openAIChat");
         end