import macros

static:
  var node = newStmtList()

macro foo(body: untyped): untyped =
  echo body.treerepr

  node.add body # works
  result = newStmtList()
  result.add body

proc bar(n:NimNode)= #doesn't work
  var t = foo:
    echo 3
  n.add t

bar(node)