Struct ToolRegistry 

pub struct ToolRegistry { /* private fields */ }

Tool registry

A tool registry using HashMap for O(1) lookup.

Fields

• tools: Dictionary storing tools, keyed by tool name

Implementations

impl ToolRegistry

pub fn new() -> Self

Create a new tool registry

Examples

use crates_docs::tools::ToolRegistry;

let registry = ToolRegistry::new();
assert!(registry.is_empty());

pub fn register<T: Tool + 'static>(self, tool: T) -> Self

Register a tool

Arguments

• tool - Tool instance implementing Tool trait

Returns

Returns self for chaining

Examples

use crates_docs::tools::ToolRegistry;
use crates_docs::tools::health::HealthCheckToolImpl;

let registry = ToolRegistry::new()
    .register(HealthCheckToolImpl::new());

pub fn get_tools(&self) -> Vec<McpTool>

Get all tool definitions

Returns

Returns a list of metadata for all registered tools

pub async fn execute_tool( &self, name: &str, arguments: Value, ) -> Result<CallToolResult, CallToolError>

Execute tool by name

Arguments

• name - Tool name
• arguments - Tool arguments (JSON format)

Returns

Returns tool execution result, or error if tool not found

pub fn has_tool(&self, name: &str) -> bool

Check if tool exists

Arguments

• name - Tool name

Returns

Returns true if tool exists, false otherwise

pub fn len(&self) -> usize

Get number of registered tools

pub fn is_empty(&self) -> bool

Check if registry is empty

Trait Implementations

impl Default for ToolRegistry

fn default() -> Self

Returns the “default value” for a type.