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Ramda Receips
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import R from 'ramda' | |
const mergePlan = (x, y) => { | |
if(Array.isArray(x) && Array.isArray(y)) { | |
return R.uniq(R.concat(x, y)); | |
} | |
if(typeof x === 'object' && typeof y === 'object'){ | |
return R.mergeWith(mergePlan, x, y) | |
} | |
return y; | |
} | |
export const deepMerge = R.mergeWith(mergePlan) | |
// Usage: | |
// deepMerge( | |
// { baz: ['yolo'], foo: 'bar' }, | |
// { baz: ['bar'], foo: 'yolo' } | |
// ) | |
// | |
// Output: | |
// { 'baz': ['yolo', 'bar'], 'foo': 'yolo' } |
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import R from 'ramda' | |
// <A, B> (path: Array<string>, fn: (value: A) => A, (val: B) => B) => B | |
export const updatePath = R.curry((path, fn, val) => | |
R.assocPath(path, fn(R.path(path, val)), val) | |
) | |
// Usage: | |
// updatePath( | |
// ['foo'], | |
// (val) => 'bar', | |
// { foo: 'yolo' } | |
// ) | |
// | |
// Output: | |
// { 'foo': 'bar' } |
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