Function validateIndexSourceSize

src/utils/array.js:89–96

(value, index)

 * @throws DimensionError
 */
export function validateIndexSourceSize (value, index) {
  const valueSize = value.isMatrix ? value._size : arraySize(value)
  const sourceSize = index._sourceSize
  // checks if the source size is not null and matches the valueSize
  sourceSize.forEach((sourceDim, i) => {
    if (sourceDim !== null && sourceDim !== valueSize[i]) { throw new DimensionError(sourceDim, valueSize[i]) }
  })
}

/**
 * Test whether index is an integer number with index >= 0 and index < length