code: function omitRight(body, i, multiple) {
    let current = body[i == null ? 0 : i + 1];
    if (!current || current.type !== 'ContentStatement' || (!multiple && current.rightStripped)) {
      return;
    }
  
    let original = current.value;
    current.value = current.value.replace(multiple ? (/^\s+/) : (/^[ \t]*\r?\n?/), '');
    current.rightStripped = current.value !== original;
  }
docs: Marks the node to the right of the position as omitted. I.e. {{foo}}' ' will mark the ' ' node as omitted.  If i is undefined, then the first child will be marked as such.  If mulitple is truthy then all whitespace will be stripped out until non-whitespace content is met.