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on this file was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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1 | import _curry1 from "./internal/_curry1.js";
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2 | import keys from "./keys.js";
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3 | /**
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4 | * Returns a new object with the keys of the given object as values, and the
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5 | * values of the given object, which are coerced to strings, as keys. Note
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6 | * that the last key found is preferred when handling the same value.
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7 | *
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8 | * @func
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9 | * @memberOf R
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10 | * @since v0.9.0
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11 | * @category Object
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12 | * @sig {s: x} -> {x: s}
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13 | * @param {Object} obj The object or array to invert
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14 | * @return {Object} out A new object
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15 | * @see R.invert
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16 | * @example
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17 | *
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18 | * const raceResults = {
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19 | * first: 'alice',
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20 | * second: 'jake'
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21 | * };
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22 | * R.invertObj(raceResults);
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23 | * //=> { 'alice': 'first', 'jake':'second' }
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24 | *
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25 | * // Alternatively:
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26 | * const raceResults = ['alice', 'jake'];
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27 | * R.invertObj(raceResults);
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28 | * //=> { 'alice': '0', 'jake':'1' }
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29 | */
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30 |
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31 | var invertObj =
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32 | /*#__PURE__*/
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33 | _curry1(function invertObj(obj) {
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34 | var props = keys(obj);
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35 | var len = props.length;
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36 | var idx = 0;
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37 | var out = {};
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38 |
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39 | while (idx < len) {
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40 | var key = props[idx];
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41 | out[obj[key]] = key;
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42 | idx += 1;
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43 | }
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44 |
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45 | return out;
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46 | });
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47 |
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48 | export default invertObj; |
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