| 1 | var addMapEntry = require('./_addMapEntry'),
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| 2 | arrayReduce = require('./_arrayReduce'),
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| 3 | mapToArray = require('./_mapToArray');
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| 4 |
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| 5 | /** Used to compose bitmasks for cloning. */
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| 6 | var CLONE_DEEP_FLAG = 1;
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| 7 |
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| 8 | /**
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| 9 | * Creates a clone of `map`.
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| 10 | *
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| 11 | * @private
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| 12 | * @param {Object} map The map to clone.
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| 13 | * @param {Function} cloneFunc The function to clone values.
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| 14 | * @param {boolean} [isDeep] Specify a deep clone.
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| 15 | * @returns {Object} Returns the cloned map.
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| 16 | */
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| 17 | function cloneMap(map, isDeep, cloneFunc) {
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| 18 | var array = isDeep ? cloneFunc(mapToArray(map), CLONE_DEEP_FLAG) : mapToArray(map);
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| 19 | return arrayReduce(array, addMapEntry, new map.constructor);
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| 20 | }
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| 21 |
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| 22 | module.exports = cloneMap;
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