vtcode-config 0.128.2

// ============================================================
// UNIFIED TOOLS (Primary Interface)
// ============================================================
/// Unified search & discovery tool (aliases: grep_file, list_files, etc.)
pub const UNIFIED_SEARCH: &str = "unified_search";
/// Unified shell execution & code execution tool (aliases: run_pty_cmd, execute_code, etc.)
pub const UNIFIED_EXEC: &str = "unified_exec";
/// Unified file operations tool (aliases: read_file, write_file, edit_file, etc.)
pub const UNIFIED_FILE: &str = "unified_file";

// ============================================================
// TOOL IDS
// ============================================================
pub const THINK: &str = "think";
pub const SEARCH_TOOLS: &str = "search_tools";
pub const MCP_SEARCH_TOOLS: &str = "mcp_search_tools";
pub const MCP_GET_TOOL_DETAILS: &str = "mcp_get_tool_details";
pub const MCP_LIST_SERVERS: &str = "mcp_list_servers";
pub const MCP_CONNECT_SERVER: &str = "mcp_connect_server";
pub const MCP_DISCONNECT_SERVER: &str = "mcp_disconnect_server";
pub const WEB_SEARCH: &str = "web_search";
pub const WEB_FETCH: &str = "web_fetch";
pub const FETCH_URL: &str = "fetch_url";
pub const LIST: &str = "list";
pub const GREP: &str = "grep";
pub const FETCH: &str = "fetch";
pub const EXEC_PTY_CMD: &str = "exec_pty_cmd";
pub const SHELL: &str = "shell";
pub const GREP_FILE: &str = "grep_file";
pub const LIST_FILES: &str = "list_files";

// ============================================================
// SKILL MANAGEMENT TOOLS (Progressive Disclosure)
// ============================================================
/// List all available skills (local and dormant system utilities)
pub const LIST_SKILLS: &str = "list_skills";
/// Load a skill's instructions and activate its tools
pub const LOAD_SKILL: &str = "load_skill";
/// Load resources from a skill (scripts, templates, docs)
pub const LOAD_SKILL_RESOURCE: &str = "load_skill_resource";

// ============================================================
// LEGACY EXECUTION ALIASES (use unified_exec instead)
// ============================================================
pub const EXEC_COMMAND: &str = "exec_command";
pub const WRITE_STDIN: &str = "write_stdin";
pub const RUN_PTY_CMD: &str = "run_pty_cmd";
pub const CREATE_PTY_SESSION: &str = "create_pty_session";
pub const LIST_PTY_SESSIONS: &str = "list_pty_sessions";
pub const CLOSE_PTY_SESSION: &str = "close_pty_session";
pub const SEND_PTY_INPUT: &str = "send_pty_input";
pub const READ_PTY_SESSION: &str = "read_pty_session";
pub const RESIZE_PTY_SESSION: &str = "resize_pty_session";
pub const EXECUTE_CODE: &str = "execute_code";

// ============================================================
// LEGACY FILE OPERATION ALIASES (use unified_file instead)
// ============================================================
pub const READ_FILE: &str = "read_file";
pub const WRITE_FILE: &str = "write_file";
pub const EDIT_FILE: &str = "edit_file";
pub const DELETE_FILE: &str = "delete_file";
pub const CREATE_FILE: &str = "create_file";
pub const APPLY_PATCH: &str = "apply_patch";
pub const SEARCH_REPLACE: &str = "search_replace";
pub const FILE_OP: &str = "file_op";
pub const MOVE_FILE: &str = "move_file";
pub const COPY_FILE: &str = "copy_file";

// ============================================================
// ERROR & DIAGNOSTICS
// ============================================================
pub const GET_ERRORS: &str = "get_errors";

// ============================================================
// HUMAN-IN-THE-LOOP (HITL)
// ============================================================
/// Canonical HITL tool name for structured user input.
pub const REQUEST_USER_INPUT: &str = "request_user_input";
/// Canonical memory tool name for Anthropic native memory sessions.
pub const MEMORY: &str = "memory";
/// Legacy alias routed to `request_user_input`.
pub const ASK_QUESTIONS: &str = "ask_questions";
/// Legacy alias routed to `request_user_input` (deprecated tabbed shape).
pub const ASK_USER_QUESTION: &str = "ask_user_question";
/// Schedule a session-scoped task using a cron or one-shot schedule.
pub const CRON_CREATE: &str = "cron_create";
/// List session-scoped scheduled tasks.
pub const CRON_LIST: &str = "cron_list";
/// Delete a session-scoped scheduled task by id.
pub const CRON_DELETE: &str = "cron_delete";

// ============================================================
// PLANNING WORKFLOW
// ============================================================
/// Start planning - enables read-only tools and planning workflow.
pub const START_PLANNING: &str = "start_planning";
/// Finish planning - triggers confirmation modal before execution.
pub const FINISH_PLANNING: &str = "finish_planning";
/// Task tracker / plan manager - tracks checklist progress during complex tasks.
pub const TASK_TRACKER: &str = "task_tracker";

// ============================================================
// SUBAGENT COLLABORATION
// ============================================================
/// Spawn a delegated child agent.
pub const SPAWN_AGENT: &str = "spawn_agent";
/// Launch a managed background subprocess that hosts a background-enabled subagent.
pub const SPAWN_BACKGROUND_SUBPROCESS: &str = "spawn_background_subprocess";
/// Send follow-up input to a delegated child agent.
pub const SEND_INPUT: &str = "send_input";
/// Wait for one or more delegated child agents to finish.
pub const WAIT_AGENT: &str = "wait_agent";
/// Resume a delegated child agent without sending a message.
pub const RESUME_AGENT: &str = "resume_agent";
/// Close a delegated child agent.
pub const CLOSE_AGENT: &str = "close_agent";

// Special wildcard for full access
pub const WILDCARD_ALL: &str = "*";

// ===========================================================================
// Compile-time validation
//
// All tool name constants are validated at compile time. These assertions
// ensure every name is non-empty, uses only [a-z0-9_], and contains no
// leading/trailing underscores (which would signal a naming convention
// violation). The wildcard "*" is exempt from character checks.
// ===========================================================================

const _: () = {
    /// Validate a tool name at compile time. Panics with a clear message
    /// if the name is empty, contains invalid characters, or has leading/
    /// trailing underscores (except for the wildcard "*").
    const fn validate_tool_name(name: &str) {
        assert!(!name.is_empty(), "tool name must not be empty");
        let bytes = name.as_bytes();
        // Wildcard "*" is the only name allowed to bypass character checks
        if bytes.len() == 1 && bytes[0] == b'*' {
            return;
        }
        assert!(
            bytes[0] != b'_' && bytes[bytes.len() - 1] != b'_',
            "tool name must not have leading/trailing underscores"
        );
        let mut i = 0;
        while i < bytes.len() {
            let b = bytes[i];
            assert!(
                b.is_ascii_lowercase() || b.is_ascii_digit() || b == b'_',
                "tool name must contain only [a-z0-9_]"
            );
            i += 1;
        }
    }

    // Unified tools
    validate_tool_name(UNIFIED_SEARCH);
    validate_tool_name(UNIFIED_EXEC);
    validate_tool_name(UNIFIED_FILE);

    // Tool IDs
    validate_tool_name(THINK);
    validate_tool_name(SEARCH_TOOLS);
    validate_tool_name(MCP_SEARCH_TOOLS);
    validate_tool_name(MCP_GET_TOOL_DETAILS);
    validate_tool_name(MCP_LIST_SERVERS);
    validate_tool_name(MCP_CONNECT_SERVER);
    validate_tool_name(MCP_DISCONNECT_SERVER);
    validate_tool_name(WEB_SEARCH);
    validate_tool_name(WEB_FETCH);
    validate_tool_name(FETCH_URL);
    validate_tool_name(LIST);
    validate_tool_name(GREP);
    validate_tool_name(FETCH);
    validate_tool_name(EXEC_PTY_CMD);
    validate_tool_name(SHELL);
    validate_tool_name(GREP_FILE);
    validate_tool_name(LIST_FILES);

    // Skill management
    validate_tool_name(LIST_SKILLS);
    validate_tool_name(LOAD_SKILL);
    validate_tool_name(LOAD_SKILL_RESOURCE);

    // Legacy execution aliases
    validate_tool_name(EXEC_COMMAND);
    validate_tool_name(WRITE_STDIN);
    validate_tool_name(RUN_PTY_CMD);
    validate_tool_name(CREATE_PTY_SESSION);
    validate_tool_name(LIST_PTY_SESSIONS);
    validate_tool_name(CLOSE_PTY_SESSION);
    validate_tool_name(SEND_PTY_INPUT);
    validate_tool_name(READ_PTY_SESSION);
    validate_tool_name(RESIZE_PTY_SESSION);
    validate_tool_name(EXECUTE_CODE);

    // Legacy file operation aliases
    validate_tool_name(READ_FILE);
    validate_tool_name(WRITE_FILE);
    validate_tool_name(EDIT_FILE);
    validate_tool_name(DELETE_FILE);
    validate_tool_name(CREATE_FILE);
    validate_tool_name(APPLY_PATCH);
    validate_tool_name(SEARCH_REPLACE);
    validate_tool_name(FILE_OP);
    validate_tool_name(MOVE_FILE);
    validate_tool_name(COPY_FILE);

    // Error & diagnostics
    validate_tool_name(GET_ERRORS);

    // HITL
    validate_tool_name(REQUEST_USER_INPUT);
    validate_tool_name(MEMORY);
    validate_tool_name(ASK_QUESTIONS);
    validate_tool_name(ASK_USER_QUESTION);
    validate_tool_name(CRON_CREATE);
    validate_tool_name(CRON_LIST);
    validate_tool_name(CRON_DELETE);

    // Planning workflow
    validate_tool_name(START_PLANNING);
    validate_tool_name(FINISH_PLANNING);
    validate_tool_name(TASK_TRACKER);

    // Subagent collaboration
    validate_tool_name(SPAWN_AGENT);
    validate_tool_name(SPAWN_BACKGROUND_SUBPROCESS);
    validate_tool_name(SEND_INPUT);
    validate_tool_name(WAIT_AGENT);
    validate_tool_name(RESUME_AGENT);
    validate_tool_name(CLOSE_AGENT);

    // Wildcard
    validate_tool_name(WILDCARD_ALL);
};