Dart QuickType

version: 2.5.1

A custom implemenation of JSON to Dart model class from QuickType.

Site variation

• https://dart-quicktype.netlify.app/
• https://dart-quicktype-2.netlify.app/
• https://dart-quicktype-3.netlify.app/

This project is configure to fit my use case only so the default behavior will be:

• All fields are final
• All fields are required
• Has an option to generate toJSON,copyWith and toString
• support Equatable and JsonSerialize
• No freezed or hive

Type setting

When Dart class is generated from json, nullable or non-nullable field are define below.

Type	Nullable	default value
String	setting	""
bool	setting	false
int	setting	0
double	setting	0
Array	never	[]
Object	always	null
DateTime	always	null

• Array can never be null
• Object and DateTime always nullable
• Other types can configure with checkbox setting

Customize for your use case

• edit Dart's quicktype config in custom_dart_renderer.ts
• run npm run build to build from ts to vanilla js
• test your change in index.html