meta/
meta.rs

1extern crate solana_jsonrpc_core as jsonrpc_core;
2
3use jsonrpc_core::*;
4use jsonrpc_core::futures::Future;
5
6#[derive(Clone, Default)]
7struct Meta(usize);
8impl Metadata for Meta {}
9
10pub fn main() {
11	let mut io = MetaIoHandler::default();
12
13	io.add_method_with_meta("say_hello", |_params: Params, meta: Meta| {
14		Ok(Value::String(format!("Hello World: {}", meta.0)))
15	});
16
17	let request = r#"{"jsonrpc": "2.0", "method": "say_hello", "params": [42, 23], "id": 1}"#;
18	let response = r#"{"jsonrpc":"2.0","result":"Hello World: 5","id":1}"#;
19
20	let headers = 5;
21	assert_eq!(
22		io.handle_request(request, Meta(headers)).wait().unwrap(),
23		Some(response.to_owned())
24	);
25}