Add skip_serializing_if to more option types (#412)

Signed-off-by: John Howard <[email protected]>

Author: howardjohn

async-openai/src/types/chat.rs

@@ -43,7 +43,9 @@ pub enum CompletionFinishReason {
 pub struct Choice {
     pub text: String,
     pub index: u32,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub logprobs: Option<Logprobs>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub finish_reason: Option<CompletionFinishReason>,
 }
 
@@ -94,8 +96,10 @@ pub struct CompletionUsage {
     /// Total number of tokens used in the request (prompt + completion).
     pub total_tokens: u32,
     /// Breakdown of tokens used in the prompt.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub prompt_tokens_details: Option<PromptTokensDetails>,
     /// Breakdown of tokens used in a completion.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub completion_tokens_details: Option<CompletionTokensDetails>,
 }
 
@@ -414,21 +418,26 @@ pub struct ChatCompletionResponseMessageAudio {
 #[derive(Debug, Deserialize, Serialize, Clone, PartialEq)]
 pub struct ChatCompletionResponseMessage {
     /// The contents of the message.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub content: Option<String>,
     /// The refusal message generated by the model.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub refusal: Option<String>,
     /// The tool calls generated by the model, such as function calls.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub tool_calls: Option<Vec<ChatCompletionMessageToolCall>>,
 
     /// The role of the author of this message.
     pub role: Role,
 
     /// Deprecated and replaced by `tool_calls`.
     /// The name and arguments of a function that should be called, as generated by the model.
+    #[serde(skip_serializing_if = "Option::is_none")]
     #[deprecated]
     pub function_call: Option<FunctionCall>,
 
     /// If the audio output modality is requested, this object contains data about the audio response from the model. [Learn more](https://platform.openai.com/docs/guides/audio).
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub audio: Option<ChatCompletionResponseMessageAudio>,
 }
 
@@ -931,8 +940,10 @@ pub struct ChatChoice {
     /// `length` if the maximum number of tokens specified in the request was reached,
     /// `content_filter` if content was omitted due to a flag from our content filters,
     /// `tool_calls` if the model called a tool, or `function_call` (deprecated) if the model called a function.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub finish_reason: Option<FinishReason>,
     /// Log probability information for the choice.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub logprobs: Option<ChatChoiceLogprobs>,
 }
 
@@ -948,10 +959,12 @@ pub struct CreateChatCompletionResponse {
     /// The model used for the chat completion.
     pub model: String,
     /// The service tier used for processing the request. This field is only included if the `service_tier` parameter is specified in the request.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub service_tier: Option<ServiceTierResponse>,
     /// This fingerprint represents the backend configuration that the model runs with.
     ///
     /// Can be used in conjunction with the `seed` request parameter to understand when backend changes have been made that might impact determinism.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub system_fingerprint: Option<String>,
 
     /// The object type, which is always `chat.completion`.
@@ -1015,8 +1028,10 @@ pub struct ChatChoiceStream {
     /// content filters,
     /// `tool_calls` if the model called a tool, or `function_call`
     /// (deprecated) if the model called a function.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub finish_reason: Option<FinishReason>,
     /// Log probability information for the choice.
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub logprobs: Option<ChatChoiceLogprobs>,
 }