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| 1 | var ary = require('./ary');
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| 2 |
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| 3 | /**
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| 4 | * Creates a function that accepts up to one argument, ignoring any
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| 5 | * additional arguments.
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| 6 | *
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| 7 | * @static
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| 8 | * @memberOf _
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| 9 | * @since 4.0.0
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| 10 | * @category Function
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| 11 | * @param {Function} func The function to cap arguments for.
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| 12 | * @returns {Function} Returns the new capped function.
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| 13 | * @example
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| 14 | *
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| 15 | * _.map(['6', '8', '10'], _.unary(parseInt));
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| 16 | * // => [6, 8, 10]
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| 17 | */
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| 18 | function unary(func) {
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| 19 | return ary(func, 1);
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| 20 | }
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| 21 |
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| 22 | module.exports = unary;
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