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Last change
on this file since d565449 was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
Update repo after prototype presentation
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File size:
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[d565449] | 1 | import baseUpdate from './_baseUpdate.js';
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| 2 | import castFunction from './_castFunction.js';
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| 3 |
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| 4 | /**
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| 5 | * This method is like `_.set` except that accepts `updater` to produce the
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| 6 | * value to set. Use `_.updateWith` to customize `path` creation. The `updater`
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| 7 | * is invoked with one argument: (value).
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| 8 | *
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| 9 | * **Note:** This method mutates `object`.
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| 10 | *
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| 11 | * @static
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| 12 | * @memberOf _
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| 13 | * @since 4.6.0
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| 14 | * @category Object
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| 15 | * @param {Object} object The object to modify.
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| 16 | * @param {Array|string} path The path of the property to set.
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| 17 | * @param {Function} updater The function to produce the updated value.
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| 18 | * @returns {Object} Returns `object`.
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| 19 | * @example
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| 20 | *
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| 21 | * var object = { 'a': [{ 'b': { 'c': 3 } }] };
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| 22 | *
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| 23 | * _.update(object, 'a[0].b.c', function(n) { return n * n; });
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| 24 | * console.log(object.a[0].b.c);
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| 25 | * // => 9
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| 26 | *
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| 27 | * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; });
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| 28 | * console.log(object.x[0].y.z);
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| 29 | * // => 0
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| 30 | */
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| 31 | function update(object, path, updater) {
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| 32 | return object == null ? object : baseUpdate(object, path, castFunction(updater));
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| 33 | }
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| 34 |
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| 35 | export default update;
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