fromSides = (sides) => {
  if (!Array.isArray(sides)) throw new Error('the given sides must be an array')

  // create a list of edges from the sides
  const edges = []
  sides.forEach((side) => {
    edges.push([vec3.fromVec2(vec3.create(), side[0]), vec3.fromVec2(vec3.create(), side[1])])
  })
  return create(edges)
}
Create a slice from the given sides (see geom2).

@param {Array} sides - list of sides from geom2
@returns {slice} a new slice
@alias module:modeling/extrusions/slice.fromSides

@example
const myshape = circle({radius: 10})
const slice = fromSides(geom2.toSides(myshape))