propPass.js

var R = require('ramda');

var abby = {name: 'Abby', age: 7, hair: 'blond'};
var fred = {name: 'Fred', age: 12, hair: 'brown'};
var rusty = {name: 'Rusty', age: 10, hair: 'brown'};
var alois = {name: 'Alois', age: 15, disposition: 'surly'};
var kids = [abby, fred, rusty, alois];

var propPass = R.curry(function (name, fn, obj) {
  return fn(obj[name]);
});

R.filter(propPass('name', R.test(/^A/)), kids);
// => [ { name: 'Abby', age: 7, hair: 'blond' },
//      { name: 'Alois', age: 15, disposition: 'surly' } ]

var isTeenager = propPass('age', R.gte(R.__, 13));
R.filter(isTeenager, kids);
// => [ { name: 'Alois', age: 15, disposition: 'surly' } ]