38 lines
1.4 KiB
JavaScript
38 lines
1.4 KiB
JavaScript
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import _curry3 from "./internal/_curry3.js";
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import prop from "./prop.js";
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import equals from "./equals.js";
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/**
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* Returns `true` if the specified object property is equal, in
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* [`R.equals`](#equals) terms, to the given value; `false` otherwise.
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* You can test multiple properties with [`R.whereEq`](#whereEq),
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* and test nested path property with [`R.pathEq`](#pathEq).
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*
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* @func
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* @memberOf R
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* @since v0.1.0
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* @category Relation
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* @sig a -> String -> Object -> Boolean
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* @param {*} val The value to compare the property with
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* @param {String} name the specified object property's key
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* @param {*} obj The object to check the property in
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* @return {Boolean} `true` if the value equals the specified object property,
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* `false` otherwise.
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* @see R.whereEq, R.pathEq, R.propSatisfies, R.equals
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* @example
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*
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* const abby = {name: 'Abby', age: 7, hair: 'blond'};
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* const fred = {name: 'Fred', age: 12, hair: 'brown'};
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* const rusty = {name: 'Rusty', age: 10, hair: 'brown'};
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* const alois = {name: 'Alois', age: 15, disposition: 'surly'};
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* const kids = [abby, fred, rusty, alois];
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* const hasBrownHair = R.propEq('brown', 'hair');
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* R.filter(hasBrownHair, kids); //=> [fred, rusty]
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*/
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var propEq =
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/*#__PURE__*/
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_curry3(function propEq(val, name, obj) {
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return equals(val, prop(name, obj));
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});
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export default propEq;
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