Crate aptu_coder 

Rust MCP server for code structure analysis using tree-sitter.

This crate exposes seven MCP tools for multiple programming languages:

Analyze family:

• analyze_directory: Directory tree with file counts and structure
• analyze_file: Semantic extraction (functions, classes, imports)
• analyze_symbol: Call graph analysis (callers and callees)
• analyze_module: Lightweight function and import index

Edit family:

• edit_overwrite: Create or overwrite files
• edit_replace: Replace text blocks in files

Exec family:

• exec_command: Run shell commands with progress notifications

Key entry points:

• analyze::analyze_directory: Analyze entire directory tree
• analyze::analyze_file: Analyze single file

Languages supported: Rust, Go, Java, Python, TypeScript, TSX, Fortran, JavaScript, C/C++, C#.

Modules

analyze

Main analysis engine for extracting code structure from files and directories.

logging

MCP logging integration via tracing.

metrics

Metrics collection and daily-rotating JSONL emission.

otel

Structs

ClientMetadata

Session and client metadata recorded as span attributes on every tool call.

CodeAnalyzer

MCP server handler that wires the four analysis tools to the rmcp transport.

Functions

extract_and_set_trace_context

Extract W3C Trace Context from MCP request _meta field and set as parent span context.

summary_cursor_conflict

Returns true when summary=true and a cursor are both provided, which is an invalid combination since summary mode and pagination are mutually exclusive.