新增: AST代码智能语言扩展 Go/Java/Python(tree-sitter 表驱动)

Phase1 范围 3 grammar/4 类 → 6 grammar/9 类。grammar_for/DEFINITION_KINDS/Cargo.toml 加表项(零架构改动,grammar crate 0.23 ABI 兼容 0.25 主 crate),补 3 处 py 相关测试断言(py 加支持后原无 grammar 样例失效),测试 306 passed。

src-tauri/Cargo.toml

@@ -66,6 +66,10 @@ tree-sitter = "0.25"
 tree-sitter-rust = "0.24.2"
 tree-sitter-typescript = "0.23.2"
 tree-sitter-javascript = "0.25.0"
+# Phase1 扩展:Go / Java / Python(静态编译,表驱动加表项,零架构改动)
+tree-sitter-go = "0.23"
+tree-sitter-java = "0.23"
+tree-sitter-python = "0.23"
 
 # 阶段3a/3b 统一审批模型开关(path_auth 审批链扎实重构 plan 阶段3)。
 # 3a 后端合并(单 HashMap + kind 字段)为编译期结构性变更,本 flag 用于文档标记 +

src-tauri/src/commands/ai/code_intel.rs

@@ -39,16 +39,29 @@ const DEFINITION_KINDS: &[&str] = &[
     "interface_declaration",
     "enum_declaration",
     "method_definition",
+    // Go
+    "method_declaration", // Go method(receiver func)
+    "type_declaration",   // Go type Xxx struct/interface/func
+    // Java
+    "constructor_declaration",          // Java constructor
+    "annotation_type_declaration",      // @interface
+    "record_declaration",               // Java record(Java 16+)
+    // Python(tree-sitter-python 用 _definition 后缀)
+    "function_definition",
+    "class_definition",
 ];
 
 /// 文件后缀 → tree-sitter grammar 集中 lookup(静态编译,不动态加载 / 不抽 trait)。
 ///
 /// 设计(grammar 策略 2026-06-24 定稿,详见插件机制设计文档):
-/// **3 个 grammar 覆盖 4 类文件**,架构成本最低。
+/// **6 个 grammar 覆盖 9 类文件**,架构成本最低。
 /// - `.rs` → tree-sitter-rust
 /// - `.ts` → tree-sitter-typescript(language_typescript)
 /// - `.tsx` → tree-sitter-typescript(language_tsx)
 /// - `.js` / `.jsx` → tree-sitter-javascript
+/// - `.go` → tree-sitter-go
+/// - `.java` → tree-sitter-java
+/// - `.py` → tree-sitter-python
 /// - `.vue` → 返回 None 标记"需切 script 段"(Vue 借 TS,逻辑在 script,read_symbol 内 extract_vue_script 切段喂 ts)
 ///
 /// 未来加语言 = 此处加一行 + 可能补 DEFINITION_KINDS(表驱动,~几行),不返工调用方。
@@ -59,19 +72,22 @@ pub fn grammar_for(ext: &str) -> Option<Language> {
         "ts" => Some(Language::from(tree_sitter_typescript::LANGUAGE_TYPESCRIPT)),
         "tsx" => Some(Language::from(tree_sitter_typescript::LANGUAGE_TSX)),
         "js" | "jsx" => Some(Language::from(tree_sitter_javascript::LANGUAGE)),
+        "go" => Some(Language::from(tree_sitter_go::LANGUAGE)),
+        "java" => Some(Language::from(tree_sitter_java::LANGUAGE)),
+        "py" => Some(Language::from(tree_sitter_python::LANGUAGE)),
         // Vue 借 TS:返 None 标记需切 script 段(read_symbol 内 extract_vue_script + 喂 ts)
         "vue" => None,
         _ => None,
     }
 }
 
-/// 判断 ext 是否为 Phase1 支持语言(含 Vue 借 TS)。
+/// 判断 ext 是否为支持语言(含 Vue 借 TS)。
 ///
 /// 预留:当前 handler 直接调 read_symbol(内部已兜底 ext 判断),本函数供测试 + 未来
 /// handler 层提前判 ext 省一次 fs read(不支持直接返兜底不读文件)。测试消费,非真死代码。
 #[allow(dead_code)]
 pub fn is_supported_ext(ext: &str) -> bool {
-    matches!(ext, "rs" | "ts" | "tsx" | "js" | "jsx" | "vue")
+    matches!(ext, "rs" | "ts" | "tsx" | "js" | "jsx" | "vue" | "go" | "java" | "py")
 }
 
 /// 提取 Vue SFC 的 `<script>` 段内容(借 TS 解析)。
@@ -140,7 +156,7 @@ pub fn read_symbol(
         Some(g) => g,
         None => {
             return fallback(symbol, path, file_hash, "no_grammar",
-                &format!("不支持 {} 文件符号解析(Phase1 支持 .rs/.ts/.tsx/.js/.jsx/.vue)", ext));
+                &format!("不支持 {} 文件符号解析(支持 .rs/.ts/.tsx/.js/.jsx/.vue/.go/.java/.py)", ext));
         }
     };
 
@@ -387,18 +403,26 @@ struct Config {
         assert!(grammar_for("tsx").is_some());
         assert!(grammar_for("js").is_some());
         assert!(grammar_for("jsx").is_some());
+        // Phase1 扩展:Go / Java / Python(静态编译,表驱动加表项)
+        assert!(grammar_for("go").is_some());
+        assert!(grammar_for("java").is_some());
+        assert!(grammar_for("py").is_some());
         // Vue 借 TS:grammar 本身返 None(切段后用 ts)
         assert!(grammar_for("vue").is_none());
         // 不支持语言
-        assert!(grammar_for("py").is_none());
         assert!(grammar_for("").is_none());
     }
 
     #[test]
     fn test_is_supported_ext() {
         assert!(is_supported_ext("rs"));
+        assert!(is_supported_ext("go"));
+        assert!(is_supported_ext("java"));
+        assert!(is_supported_ext("py"));
         assert!(is_supported_ext("vue"));
-        assert!(!is_supported_ext("py"));
+        // 不支持语言
+        assert!(!is_supported_ext("rb"));
+        assert!(!is_supported_ext("md"));
     }
 
     #[test]
@@ -455,8 +479,10 @@ struct Config {
 
     #[test]
     fn test_read_symbol_no_grammar_fallback() {
-        let src = "def hello():\n    print('hi')\n";
-        let r = read_symbol(src, "h", "test.py", "hello", false, None, None);
+        // Ruby 无 grammar(.rb 未集成 tree-sitter-ruby),走兜底。
+        // 注:原用 .py 做"无 grammar"样例,Phase1 扩展加 Python 支持后失效。
+        let src = "def hello\n  puts 'hi'\nend\n";
+        let r = read_symbol(src, "h", "test.rb", "hello", false, None, None);
         assert_eq!(r["fallback"], true);
         assert_eq!(r["reason"], "no_grammar");
         assert!(r["suggestion"].as_str().unwrap().contains("不支持"));