Cannot add text node within comprehension block

[kuroda]

The following code generates <span>A</span>T correctly:

markup do
  span "A"
  text "T"
end

This does not generate <span>A</span>T<span>B</span>T but TT:

markup do
  for x <- ~W(A B) do
    span x
    text "T"
  end
end

[Preen]

+1