code: func (at *ArrayType) printDimension(ps *printState) {
  	space := " "
  	for len(ps.inner) > 0 {
  		// We haven't gotten to the real type yet.  Use
  		// parentheses around that type, except that if it is
  		// an array type we print it as a multi-dimensional
  		// array
  		in := ps.inner[len(ps.inner)-1]
  		if twq, ok := in.(*TypeWithQualifiers); ok {
  			in = twq.Base
  		}
  		if _, ok := in.(*ArrayType); ok {
  			if in == ps.inner[len(ps.inner)-1] {
  				space = ""
  			}
  			ps.printOneInner(nil)
  		} else {
  			ps.writeString(" (")
  			ps.printInner(false)
  			ps.writeByte(')')
  		}
  	}
  	ps.writeString(space)
  	ps.writeByte('[')
  	ps.print(at.Dimension)
  	ps.writeByte(']')
  }
docs: // Print the array dimension.