updating tagger to check data as null

Author: crysmags

packages/dd-trace/src/llmobs/plugins/genai.js

@@ -352,10 +352,11 @@ class GenAiLLMObsPlugin extends LLMObsPlugin {
   // ============================================================================
 
   _formatFunctionCallMessage (parts, functionCalls, role) {
+    console.log('formatFunctionCallMessage called!!!!!!!!!!', functionCalls)
     const toolCalls = functionCalls.map(part => ({
       name: part.functionCall.name,
       arguments: part.functionCall.args,
-      toolId: part.functionCall.id,
+      toolId: part.functionCall.id || '',
       type: 'function_call'
     }))
 

packages/dd-trace/src/llmobs/tagger.js

@@ -380,7 +380,7 @@ class LLMObsTagger {
   }
 
   #tagConditionalString (data, type, carrier, key) {
-    if (!data) return true
+    if (data == null) return true
     if (typeof data !== 'string') {
       this.#handleFailure(`"${type}" must be a string.`)
       return false