zod/preprocess
Apply a preprocessing step to input before schema validation
const app = mvfm(prelude, zod);
const prog = app({ value: "string" }, ($) => {
return $.zod.preprocess((val) => val, $.zod.string()).parse($.input.value);
});
await fold(
defaults(app),
injectInput(prog, { value: "hello" })
); Ctrl+Enter