修正 platform-llm Rust 格式

按仓库 rustfmt 配置整理流式工具调用实现。

格式化 live stream 工具调用验收测试。

server-rs/crates/platform-llm/src/lib.rs

@@ -683,10 +683,7 @@ impl StreamAccumulation {
             .iter()
             .map(|pending| {
                 let id = pending.id.clone().ok_or_else(|| {
-                    LlmError::Deserialize(format!(
-                        "LLM 流式工具调用缺少 id：slot={}",
-                        pending.slot
-                    ))
+                    LlmError::Deserialize(format!("LLM 流式工具调用缺少 id：slot={}", pending.slot))
                 })?;
                 let name = pending.name.clone().ok_or_else(|| {
                     LlmError::Deserialize(format!(
@@ -1966,11 +1963,9 @@ fn build_anthropic_messages_request_body(
         system: (!system.is_empty()).then_some(system),
         messages,
         tools,
-        tool_choice: request
-            .tool_choice
-            .map(|choice| AnthropicToolChoice {
-                choice_type: choice.as_anthropic_type(),
-            }),
+        tool_choice: request.tool_choice.map(|choice| AnthropicToolChoice {
+            choice_type: choice.as_anthropic_type(),
+        }),
     }
 }
 

server-rs/crates/platform-llm/tests/live_stream_tool_calls.rs

@@ -21,7 +21,9 @@ use platform_llm::{
 };
 
 fn env_var(name: &str) -> Option<String> {
-    std::env::var(name).ok().filter(|value| !value.trim().is_empty())
+    std::env::var(name)
+        .ok()
+        .filter(|value| !value.trim().is_empty())
 }
 
 fn parse_api_kind(value: &str) -> LlmApiKind {
@@ -86,7 +88,10 @@ async fn live_stream_run_returns_native_tool_calls() {
         response.finish_reason, response.text
     );
     for call in &response.tool_calls {
-        println!("tool_call id={} name={} args={}", call.id, call.name, call.arguments);
+        println!(
+            "tool_call id={} name={} args={}",
+            call.id, call.name, call.arguments
+        );
     }
 
     assert!(