textDecorationStyle property
      
      TextDecorationStyle?
      get
      textDecorationStyle
      
    
    
    
Implementation
TextDecorationStyle? get textDecorationStyle {
  return _textDecorationStyle;
}
      
      set
      textDecorationStyle
      (TextDecorationStyle? value) 
      
    
    
    
Implementation
set textDecorationStyle(TextDecorationStyle? value) {
  if (_textDecorationStyle == value) return;
  _textDecorationStyle = value;
  // Non inheritable style change should only update text node in direct children.
  _markTextNeedsLayout();
}