33 lines
999 B
JavaScript
33 lines
999 B
JavaScript
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import _curry2 from "./internal/_curry2.js";
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/**
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* See if an object (i.e. `val`) is an instance of the supplied constructor. This
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* function will check up the inheritance chain, if any.
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* If `val` was created using `Object.create`, `R.is(Object, val) === true`.
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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 Type
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* @sig (* -> {*}) -> a -> Boolean
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* @param {Object} ctor A constructor
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* @param {*} val The value to test
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* @return {Boolean}
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* @example
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*
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* R.is(Object, {}); //=> true
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* R.is(Number, 1); //=> true
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* R.is(Object, 1); //=> false
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* R.is(String, 's'); //=> true
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* R.is(String, new String('')); //=> true
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* R.is(Object, new String('')); //=> true
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* R.is(Object, 's'); //=> false
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* R.is(Number, {}); //=> false
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*/
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var is =
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/*#__PURE__*/
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_curry2(function is(Ctor, val) {
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return val instanceof Ctor || val != null && (val.constructor === Ctor || Ctor.name === 'Object' && typeof val === 'object');
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});
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export default is;
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