Struct Resource 

pub struct Resource {
    pub uri: String,
    pub name: Option<String>,
    pub title: Option<String>,
    pub description: Option<String>,
    pub mime_type: Option<String>,
    pub handler: ResourceHandler,
}

A resource definition for the resources/list response

Represents a single resource with its metadata. The handler is called when the client requests the resource via resources/read.

Fields

uri: String

Unique resource URI

name: Option<String>

Resource name (e.g. filename)

title: Option<String>

Human-readable title for display

description: Option<String>

Description of the resource

mime_type: Option<String>

Optional MIME type

handler: ResourceHandler

Handler to read resource content when requested

Implementations

impl Resource

pub fn builder( uri: impl Into<String>, handler: ResourceHandler, ) -> ResourceBuilder

Create a new resource with a builder

Example

Resource::builder("file:///docs/readme", read_readme)
    .name("readme.md")
    .description("Project documentation")
    .mime_type("text/markdown")

pub fn to_list_item(&self) -> Value

Convert to MCP resources/list item format

Returns a JSON object compatible with MCP protocol:

{
  "uri": "file:///...",
  "name": "main.rs",
  "title": "Optional title",
  "description": "Optional description",
  "mimeType": "text/x-rust"
}

Trait Implementations

impl Clone for Resource

fn clone(&self) -> Resource

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Resource

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.