/* exported createTypedArray, createSizedArray */

var createTypedArray = (function () {
  function createRegularArray(type, len) {
    var i = 0;
    var arr = [];
    var value;
    switch (type) {
      case 'int16':
      case 'uint8c':
        value = 1;
        break;
      default:
        value = 1.1;
        break;
    }
    for (i = 0; i < len; i += 1) {
      arr.push(value);
    }
    return arr;
  }
  function createTypedArrayFactory(type, len) {
    if (type === 'float32') {
      return new Float32Array(len);
    } if (type === 'int16') {
      return new Int16Array(len);
    } if (type === 'uint8c') {
      return new Uint8ClampedArray(len);
    }
    return createRegularArray(type, len);
  }
  if (typeof Uint8ClampedArray === 'function' && typeof Float32Array === 'function') {
    return createTypedArrayFactory;
  }
  return createRegularArray;
}());

function createSizedArray(len) {
  return Array.apply(null, { length: len });
}
