Macro ureq::map

macro_rules! map {
    { $($key:expr => $value:expr),* } => { ... };
}

Create a HashMap from a shorthand notation.

#[macro_use]
extern crate ureq;

fn main() {
let headers = map! {
    "X-API-Key" => "foobar",
    "Accept" => "application/json"
};

let agent = ureq::agent().set_map(headers).build();
}