* Augment an target Object or Array by defining * hidden properties. * * @param {Object|Array} target * @param {Object} proto
(target, src, keys)
| 2208 | */ |
| 2209 | |
| 2210 | function copyAugment(target, src, keys) { |
| 2211 | for (var i = 0, l = keys.length; i < l; i++) { |
| 2212 | var key = keys[i]; |
| 2213 | def(target, key, src[key]); |
| 2214 | } |
| 2215 | } |
| 2216 | |
| 2217 | /** |
| 2218 | * Attempt to create an observer instance for a value, |