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rjhilgefort/evolveAll.js

Created December 23, 2018 06:23
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evolveAll.js
const evolveAll = spec => compose(
evolve(spec),
compose(pickAll, keys)(spec),
)
const maybeHof = compose(when, complement)(isNil)
const maybeToUpper = maybeHof(toUpper)
evolveAll({
foo: maybeToUpper,
bar: maybeToUpper,
})({
foo: 'foo',
})
// {"bar": undefined, "foo": "FOO"}
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