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x/ramda/source/project.js

:ram: Practical functional Javascript
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import _map from './internal/_map.js';import identity from './identity.js';import pickAll from './pickAll.js';import useWith from './useWith.js';

/** * Reasonable analog to SQL `select` statement. * * @func * @memberOf R * @since v0.1.0 * @category Object * @category Relation * @sig [k] -> [{k: v}] -> [{k: v}] * @param {Array} props The property names to project * @param {Array} objs The objects to query * @return {Array} An array of objects with just the `props` properties. * @see R.pluck, R.props, R.prop * @example * * const abby = {name: 'Abby', age: 7, hair: 'blond', grade: 2}; * const fred = {name: 'Fred', age: 12, hair: 'brown', grade: 7}; * const kids = [abby, fred]; * R.project(['name', 'grade'], kids); //=> [{name: 'Abby', grade: 2}, {name: 'Fred', grade: 7}] */var project = useWith(_map, [pickAll, identity]); // passing `identity` gives correct arityexport default project;