unique<T extends Model> static method

UniqueRule<Model> unique<T extends Model>({
  1. required String column,
})

Creates a uniqueness validation rule for a model column.

This rule checks whether the provided value already exists in the given model column.

Example:

final rule = Rule.unique<User>(column: 'email');

Implementation

static UniqueRule unique<T extends Model>({required String column}) => UniqueRule<T>(column: column);