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[d24f17c] | 1 | var reduceBy =
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| 2 | /*#__PURE__*/
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| 3 | require("./reduceBy.js");
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| 4 | /**
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| 5 | * Given a function that generates a key, turns a list of objects into an
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| 6 | * object indexing the objects by the given key. Note that if multiple
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| 7 | * objects generate the same value for the indexing key only the last value
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| 8 | * will be included in the generated object.
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| 9 | *
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| 10 | * Acts as a transducer if a transformer is given in list position.
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| 11 | *
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| 12 | * @func
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| 13 | * @memberOf R
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| 14 | * @since v0.19.0
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| 15 | * @category List
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| 16 | * @typedefn Idx = String | Int | Symbol
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| 17 | * @sig Idx a => (b -> a) -> [b] -> {a: b}
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| 18 | * @param {Function} fn Function :: a -> Idx
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| 19 | * @param {Array} array The array of objects to index
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| 20 | * @return {Object} An object indexing each array element by the given property.
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| 21 | * @see R.groupBy
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| 22 | * @example
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| 23 | *
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| 24 | * const list = [{id: 'xyz', title: 'A'}, {id: 'abc', title: 'B'}];
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| 25 | * R.indexBy(R.prop('id'), list);
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| 26 | * //=> {abc: {id: 'abc', title: 'B'}, xyz: {id: 'xyz', title: 'A'}}
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| 27 | */
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| 28 |
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| 29 |
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| 30 | var indexBy =
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| 31 | /*#__PURE__*/
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| 32 | reduceBy(function (acc, elem) {
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| 33 | return elem;
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| 34 | }, null);
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| 35 | module.exports = indexBy; |
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