bool/tt
Boolean true literal — the heytingAlgebra identity for conjunction
const app = mvfm(prelude);
const prog = app({ x: "number" }, ($) => {
// true auto-lifts to a boolean literal
return $.and(true, $.gt($.input.x, 0));
});
await fold(defaults(app), injectInput(prog, { x: 7 })); Ctrl+Enter