added values-in w/ tests

test/values-in.js

@@ -0,0 +1,43 @@
+var Code = require('code')
+var Lab = require('lab')
+var lab = exports.lab = Lab.script()
+
+var describe = lab.describe
+var it = lab.it
+var before = lab.before
+var after = lab.after
+var expect = Code.expect
+
+var valuesIn = require('../values-in')
+
+describe('valuesIn', function () {
+  function Person (name) {
+    this.name = name
+  }
+  Person.prototype.getName = function () {
+    return this.name
+  }
+
+  describe('prototype', function () {
+    before(function (done) {
+      require('../index')()
+      done()
+    })
+    after(require('./fixtures/reset-object-prototype'))
+    it('should get all direct enumerables valuesIn from object', function (done) {
+      var objValues = new Person('hey').valuesIn()
+      // assertions
+      expect(objValues).to.deep.equal(['hey', Person.prototype.getName])
+      done()
+    })
+  })
+
+  describe('require', function () {
+    it('should get all direct enumerables valuesIn from object', function (done) {
+      var objValues = valuesIn(new Person('hey'))
+      // assertions
+      expect(objValues).to.deep.equal(['hey', Person.prototype.getName])
+      done()
+    })
+  })
+})

values-in.js

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+/**
+ * @module object-loops/values-in
+ */
+var keysIn = require('101/keys-in')
+/**
+ * Like `keysIn`, but for values. Includes enumerable key's values from the prototype chain.
+ * @function module:object-loops/values-in
+ * @param {object} [obj] - object to get all (incl prototype) enumerable key's values from
+ * @returns {array} values
+ */
+module.exports = valuesIn
+
+function valuesIn (obj) {
+  return keysIn(obj).map(function (key) {
+    return obj[key]
+  })
+}