PreConfig constructor
      const
      PreConfig({ 
    
    
- EdgeInsetsGeometry padding = const EdgeInsets.all(16.0),
- Decoration decoration = const BoxDecoration(color: Color(0xffeff1f3), borderRadius: BorderRadius.all(Radius.circular(8.0))),
- EdgeInsetsGeometry margin = const EdgeInsets.symmetric(vertical: 8.0),
- TextStyle textStyle = const TextStyle(fontSize: 16),
- TextStyle? styleNotMatched,
- Map<String, TextStyle> theme = a11yLightTheme,
- String language = 'dart',
- CodeWrapper? wrapper,
- CodeBuilder? builder,
Implementation
const PreConfig({
  this.padding = const EdgeInsets.all(16.0),
  this.decoration = const BoxDecoration(
    color: Color(0xffeff1f3),
    borderRadius: BorderRadius.all(Radius.circular(8.0)),
  ),
  this.margin = const EdgeInsets.symmetric(vertical: 8.0),
  this.textStyle = const TextStyle(fontSize: 16),
  this.styleNotMatched,
  this.theme = a11yLightTheme,
  this.language = 'dart',
  this.wrapper,
  this.builder,
}) : assert(builder == null || wrapper == null);