feat: add Objective-C support for code analysis and update documentation

Author: johnhuang316

.gitignore

@@ -47,3 +47,5 @@ CLAUDE.md
 .claude_chat/
 claude_*
 COMMIT_MESSAGE.txt
+
+.llm-context/

README.md

@@ -27,8 +27,9 @@ This server integrates with the [Model Context Protocol](https://modelcontextpro
 - **Regex Search**: Full regex pattern matching with safety validation to prevent ReDoS attacks
 - **Fuzzy Search**: Native fuzzy matching with ugrep, or word boundary patterns for other tools
 - **File Analysis**: Get detailed insights about file structure, imports, classes, methods, and complexity
-  - **Java Support**: Comprehensive analysis including packages, classes, interfaces, enums, and methods
-  - **Python/JavaScript Support**: Functions, classes, and import analysis
+- **Java Support**: Comprehensive analysis including packages, classes, interfaces, enums, and methods
+- **Objective-C Support**: Full analysis including interfaces, implementations, methods, properties, protocols, and categories
+- **Python/JavaScript Support**: Functions, classes, and import analysis
 - **Smart Filtering**: Automatically ignores build directories, dependencies, and non-code files
 - **Persistent Storage**: Caches indexes for improved performance across sessions
 - **Lazy Loading**: Search tools are detected only when needed for optimal startup performance
@@ -52,6 +53,7 @@ The server supports multiple programming languages and file extensions including
 - Scala (.scala)
 - Shell scripts (.sh, .bash)
 - Zig (.zig)
+- **Objective-C/Objective-C++** (.m, .mm)
 - Web files (.html, .css, .scss, .less, .sass, .stylus, .styl)
 - Template engines (.hbs, .handlebars, .ejs, .pug)
 - **Database & SQL**:

README_zh.md

@@ -24,7 +24,8 @@
 - **模糊搜尋**：ugrep 的原生模糊匹配功能，或其他工具的詞邊界模式匹配
 - **檔案分析**：取得有關檔案結構、匯入、類別、方法和複雜性的詳細資訊
   - **Java 支援**：全面分析包括套件、類別、介面、列舉和方法
-  - **Python/JavaScript 支援**：函式、類別和匯入分析
+- **Objective-C 支援**：完整分析包括介面、實作、方法、屬性、協定和分類
+- **Python/JavaScript 支援**：函式、類別和匯入分析
 - **智慧篩選**：自動忽略建構目錄、相依套件和非程式碼檔案
 - **持久儲存**：快取索引以提高跨工作階段的效能
 - **延遲載入**：僅在需要時偵測搜尋工具，優化啟動效能
@@ -48,6 +49,7 @@
 - Scala (.scala)
 - Shell 指令碼 (.sh, .bash)
 - Zig (.zig)
+- **Objective-C/Objective-C++** (.m, .mm)
 - Web 檔案 (.html, .css, .scss, .less, .sass, .stylus, .styl)
 - 模板引擎 (.hbs, .handlebars, .ejs, .pug)
 - **資料庫與 SQL**：

src/code_index_mcp/server.py

@@ -39,6 +39,8 @@
     '.hbs', '.handlebars', '.ejs', '.pug',
     # Modern frontend
     '.astro', '.mdx',
+    # Objective-C
+    '.m', '.mm',
     # Database and SQL
     '.sql', '.ddl', '.dml', '.mysql', '.postgresql', '.psql', '.sqlite',
     '.mssql', '.oracle', '.ora', '.db2',
@@ -602,6 +604,90 @@ def get_file_summary(file_path: str, ctx: Context) -> Dict[str, Any]:
                 "enum_count": len(enums),
             })
 
+        elif ext in ['.m', '.mm']:
+            # Objective-C/Objective-C++ analysis
+            imports = []
+            interfaces = []
+            implementations = []
+            methods = []
+            properties = []
+            protocols = []
+            categories = []
+
+            for i, line in enumerate(lines):
+                line = line.strip()
+
+                # Check for imports
+                if line.startswith('#import ') or line.startswith('#include '):
+                    imports.append(line)
+
+                # Check for @interface declarations
+                if line.startswith('@interface '):
+                    interface_name = line.replace('@interface ', '').split(':')[0].split('<')[0].strip()
+                    interfaces.append({
+                        "line": i + 1,
+                        "name": interface_name
+                    })
+                    
+                    # Check if it's a category
+                    if '(' in line and ')' in line:
+                        category_name = line[line.find('(')+1:line.find(')')]
+                        categories.append({
+                            "line": i + 1,
+                            "name": f"{interface_name} ({category_name})"
+                        })
+
+                # Check for @implementation declarations
+                if line.startswith('@implementation '):
+                    impl_name = line.replace('@implementation ', '').split(':')[0].split('<')[0].strip()
+                    implementations.append({
+                        "line": i + 1,
+                        "name": impl_name
+                    })
+
+                # Check for @protocol declarations
+                if line.startswith('@protocol '):
+                    protocol_name = line.replace('@protocol ', '').split('<')[0].split(':')[0].strip()
+                    protocols.append({
+                        "line": i + 1,
+                        "name": protocol_name
+                    })
+
+                # Check for @property declarations
+                if line.startswith('@property '):
+                    property_def = line.replace('@property ', '').split(';')[0].strip()
+                    properties.append({
+                        "line": i + 1,
+                        "definition": property_def
+                    })
+
+                # Check for method declarations and definitions
+                if line.startswith('- (') or line.startswith('+ ('):
+                    method_type = "instance" if line.startswith('- (') else "class"
+                    method_content = line.strip()
+                    methods.append({
+                        "line": i + 1,
+                        "type": method_type,
+                        "signature": method_content
+                    })
+
+            summary.update({
+                "imports": imports,
+                "interfaces": interfaces,
+                "implementations": implementations,
+                "methods": methods,
+                "properties": properties,
+                "protocols": protocols,
+                "categories": categories,
+                "import_count": len(imports),
+                "interface_count": len(interfaces),
+                "implementation_count": len(implementations),
+                "method_count": len(methods),
+                "property_count": len(properties),
+                "protocol_count": len(protocols),
+                "category_count": len(categories),
+            })
+
         return summary
     except Exception as e:
         return {"error": f"Error analyzing file: {e}"}
@@ -878,4 +964,4 @@ def main():
 if __name__ == '__main__':
     # Set path to project root
     sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
-    main()
+    main()