Last change
on this file since 84d0fbb was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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[6a3a178] | 1 | var eq = require('./eq'),
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| 2 | isArrayLike = require('./isArrayLike'),
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| 3 | isIndex = require('./_isIndex'),
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| 4 | isObject = require('./isObject');
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| 5 |
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| 6 | /**
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| 7 | * Checks if the given arguments are from an iteratee call.
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| 8 | *
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| 9 | * @private
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| 10 | * @param {*} value The potential iteratee value argument.
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| 11 | * @param {*} index The potential iteratee index or key argument.
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| 12 | * @param {*} object The potential iteratee object argument.
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| 13 | * @returns {boolean} Returns `true` if the arguments are from an iteratee call,
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| 14 | * else `false`.
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| 15 | */
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| 16 | function isIterateeCall(value, index, object) {
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| 17 | if (!isObject(object)) {
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| 18 | return false;
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| 19 | }
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| 20 | var type = typeof index;
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| 21 | if (type == 'number'
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| 22 | ? (isArrayLike(object) && isIndex(index, object.length))
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| 23 | : (type == 'string' && index in object)
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| 24 | ) {
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| 25 | return eq(object[index], value);
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| 26 | }
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| 27 | return false;
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| 28 | }
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| 29 |
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| 30 | module.exports = isIterateeCall;
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