rink-currency-example.rs

use rink_core::ast::Defs;

// In real usage this should get cached and have a user agent set.
let currency_json = reqwest::get("https://rinkcalc.app/data/currency.json")
    .await?
    .text()
    .await?;

// JSON is in serde format for Defs.
let mut live_defs = serde_json::from_str::<Defs>(&currency_json)?;
let mut base_defs = gnu_units::parse_str(CURRENCY_FILE)?;

// Merge them together so that dependency resolution can take effect.
let mut defs = vec![];
defs.append(&mut base_defs.defs);
defs.append(&mut live_defs.defs);

// Assuming you already have a context object from somewhere else to use.
let mut ctx: rink_core::Context = ...;
ctx.load(ast::Defs { defs });