1 | var _curry2 =
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2 | /*#__PURE__*/
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3 | require("./internal/_curry2");
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4 | /**
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5 | * Creates a new object by recursively evolving a shallow copy of `object`,
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6 | * according to the `transformation` functions. All non-primitive properties
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7 | * are copied by reference.
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8 | *
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9 | * A `transformation` function will not be invoked if its corresponding key
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10 | * does not exist in the evolved object.
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11 | *
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12 | * @func
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13 | * @memberOf R
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14 | * @since v0.9.0
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15 | * @category Object
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16 | * @sig {k: (v -> v)} -> {k: v} -> {k: v}
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17 | * @param {Object} transformations The object specifying transformation functions to apply
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18 | * to the object.
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19 | * @param {Object} object The object to be transformed.
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20 | * @return {Object} The transformed object.
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21 | * @example
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22 | *
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23 | * const tomato = {firstName: ' Tomato ', data: {elapsed: 100, remaining: 1400}, id:123};
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24 | * const transformations = {
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25 | * firstName: R.trim,
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26 | * lastName: R.trim, // Will not get invoked.
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27 | * data: {elapsed: R.add(1), remaining: R.add(-1)}
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28 | * };
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29 | * R.evolve(transformations, tomato); //=> {firstName: 'Tomato', data: {elapsed: 101, remaining: 1399}, id:123}
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30 | */
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31 |
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32 |
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33 | var evolve =
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34 | /*#__PURE__*/
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35 | _curry2(function evolve(transformations, object) {
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36 | var result = object instanceof Array ? [] : {};
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37 | var transformation, key, type;
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38 |
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39 | for (key in object) {
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40 | transformation = transformations[key];
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41 | type = typeof transformation;
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42 | result[key] = type === 'function' ? transformation(object[key]) : transformation && type === 'object' ? evolve(transformation, object[key]) : object[key];
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43 | }
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44 |
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45 | return result;
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46 | });
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47 |
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48 | module.exports = evolve; |
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