@plotly/regl/lib/util/is-typed-array.js

regl is a fast functional WebGL framework.

module.exports = function (x) {
  return (
    x instanceof Uint8Array ||
    x instanceof Uint16Array ||
    x instanceof Uint32Array ||
    x instanceof Int8Array ||
    x instanceof Int16Array ||
    x instanceof Int32Array ||
    x instanceof Float32Array ||
    x instanceof Float64Array ||
    x instanceof Uint8ClampedArray
  )
}