Function createSizePropertyCheck

underscore-node-f.cjs:207–212

(getSizeProperty)

// Common internal logic for `isArrayLike` and `isBufferLike`.
function createSizePropertyCheck(getSizeProperty) {
  return function(collection) {
    var sizeProperty = getSizeProperty(collection);
    return typeof sizeProperty == 'number' && sizeProperty >= 0 && sizeProperty <= MAX_ARRAY_INDEX;
  }
}

// Internal helper to generate a function to obtain property `key` from `obj`.
function shallowProperty(key) {