feat(functions): don't use yaml.MapSlice (#2354)

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

pkg/functions/parse.go

@@ -6,7 +6,6 @@ import (
 
 	"github.com/go-skynet/LocalAI/pkg/utils"
 	"github.com/rs/zerolog/log"
-	"gopkg.in/yaml.v2"
 )
 
 // FunctionsConfig is the configuration for the tool/function call.
@@ -44,7 +43,7 @@ type FunctionsConfig struct {
 	GrammarPrefix string `yaml:"grammar_prefix"`
 
 	// ReplaceResults allow to replace strings in the results before parsing them
-	ReplaceResults yaml.MapSlice `yaml:"replace_results"`
+	ReplaceResults []ReplaceResult `yaml:"replace_results"`
 
 	// FunctionName enable the LLM to return { "name": "function_name", "arguments": { "arg1": "value1", "arg2": "value2" } }
 	// instead of { "function": "function_name", "arguments": { "arg1": "value1", "arg2": "value2" } }.
@@ -52,6 +51,11 @@ type FunctionsConfig struct {
 	FunctionName bool `yaml:"return_name_in_function_response"`
 }
 
+type ReplaceResult struct {
+	Key   string `yaml:"key"`
+	Value string `yaml:"value"`
+}
+
 type FuncCallResults struct {
 	Name      string
 	Arguments string
@@ -61,7 +65,7 @@ func ParseFunctionCall(llmresult string, functionConfig FunctionsConfig) []FuncC
 	log.Debug().Msgf("LLM result: %s", llmresult)
 
 	for _, item := range functionConfig.ReplaceResults {
-		k, v := item.Key.(string), item.Value.(string)
+		k, v := item.Key, item.Value
 		log.Debug().Msgf("Replacing %s with %s", k, v)
 		re := regexp.MustCompile(k)
 		llmresult = re.ReplaceAllString(llmresult, v)