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39
node_modules/ramda/es/empty.js
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39
node_modules/ramda/es/empty.js
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import _curry1 from "./internal/_curry1.js";
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import _isArguments from "./internal/_isArguments.js";
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import _isArray from "./internal/_isArray.js";
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import _isObject from "./internal/_isObject.js";
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import _isString from "./internal/_isString.js";
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/**
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* Returns the empty value of its argument's type. Ramda defines the empty
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* value of Array (`[]`), Object (`{}`), String (`''`), and Arguments. Other
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* types are supported if they define `<Type>.empty`,
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* `<Type>.prototype.empty` or implement the
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* [FantasyLand Monoid spec](https://github.com/fantasyland/fantasy-land#monoid).
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*
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* Dispatches to the `empty` method of the first argument, if present.
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*
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* @func
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* @memberOf R
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* @since v0.3.0
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* @category Function
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* @sig a -> a
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* @param {*} x
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* @return {*}
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* @example
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*
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* R.empty(Just(42)); //=> Nothing()
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* R.empty([1, 2, 3]); //=> []
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* R.empty('unicorns'); //=> ''
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* R.empty({x: 1, y: 2}); //=> {}
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*/
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var empty =
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/*#__PURE__*/
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_curry1(function empty(x) {
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return x != null && typeof x['fantasy-land/empty'] === 'function' ? x['fantasy-land/empty']() : x != null && x.constructor != null && typeof x.constructor['fantasy-land/empty'] === 'function' ? x.constructor['fantasy-land/empty']() : x != null && typeof x.empty === 'function' ? x.empty() : x != null && x.constructor != null && typeof x.constructor.empty === 'function' ? x.constructor.empty() : _isArray(x) ? [] : _isString(x) ? '' : _isObject(x) ? {} : _isArguments(x) ? function () {
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return arguments;
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}() : void 0 // else
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;
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});
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export default empty;
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