effect-ts-folds/src/fold/struct.js

Recursion schemes for effect-ts.

import { pipe } from 'effect';
/**
 * Convert a struct of algebras into an algebra of a struct.
 * @category ops
 */
export const struct = (F) => (struct) => {
    return (fas) => {
        const result = {};
        for (const key of Object.keys(struct)) {
            result[key] = pipe(fas, F.map(xs => xs[key]), struct[key]);
        }
        return result;
    };
};
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