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use jaq_json::{Error, Val, ValR};
use serde_json::Value;
fn yields(x: Val, code: &str, ys: impl Iterator<Item = ValR>) {
use jaq_core::load::{Arena, File, Loader};
eprintln!("{}", code.replace('\n', " "));
let arena = Arena::default();
let loader = Loader::new(jaq_std::defs());
let modules = loader.load(&arena, File { path: (), code }).unwrap();
let filter = jaq_core::Compiler::default()
.with_funs(jaq_std::funs())
.compile(modules)
.unwrap();
filter.yields(x, ys)
}
pub fn fail(x: Value, f: &str, err: Error) {
yields(x.into(), f, core::iter::once(Err(err)))
}
pub fn give(x: Value, f: &str, y: Value) {
yields(x.into(), f, core::iter::once(Ok(y.into())))
}
pub fn gives<const N: usize>(x: Value, f: &str, ys: [Value; N]) {
yields(x.into(), f, ys.into_iter().map(|y| Ok(y.into())))
}
#[macro_export]
macro_rules! yields {
($func_name:ident, $filter:expr, $output: expr) => {
#[test]
fn $func_name() {
give(json!(null), $filter, json!($output))
}
};
}
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