84 lines
1.8 KiB
Dart
84 lines
1.8 KiB
Dart
import 'package:platform_reflection/reflection.dart';
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@reflectable
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class Person {
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String name;
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int age;
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Person(this.name, this.age);
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Person.guest()
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: name = 'Guest',
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age = 0;
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String greet([String greeting = 'Hello']) {
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return '$greeting $name!';
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}
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@override
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String toString() => '$name ($age)';
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}
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void main() {
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// Register Person class for reflection
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Reflector.register(Person);
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// Register properties
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Reflector.registerProperty(Person, 'name', String);
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Reflector.registerProperty(Person, 'age', int);
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// Register methods
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Reflector.registerMethod(
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Person,
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'greet',
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[String],
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false,
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parameterNames: ['greeting'],
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isRequired: [false],
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);
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// Register constructors
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Reflector.registerConstructor(
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Person,
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'',
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parameterTypes: [String, int],
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parameterNames: ['name', 'age'],
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);
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Reflector.registerConstructor(
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Person,
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'guest',
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);
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// Create reflector instance
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final reflector = RuntimeReflector.instance;
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// Create Person instance using reflection
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final person = reflector.createInstance(
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Person,
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positionalArgs: ['John', 30],
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) as Person;
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print(person); // John (30)
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// Create guest instance using reflection
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final guest = reflector.createInstance(
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Person,
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constructorName: 'guest',
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) as Person;
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print(guest); // Guest (0)
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// Get property values
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final mirror = reflector.reflect(person);
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print(mirror.getField(const Symbol('name')).reflectee); // John
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print(mirror.getField(const Symbol('age')).reflectee); // 30
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// Set property values
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mirror.setField(const Symbol('name'), 'Jane');
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print(person.name); // Jane
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// Invoke methods
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final greeting = mirror.invoke(const Symbol('greet'), ['Hi']).reflectee;
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print(greeting); // Hi Jane!
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}
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