blob: 908102afc8ecc30c9ec4ed2e169580e82f9520e2 [file] [log] [blame]
class Complex {
final double real;
final double imaginary;
const Complex(this.real, this.imaginary);
Complex add(Complex other) {}
Complex sub(Complex other) {}
Complex negate() {}
int get hashCode => real.hashCode * 13 + imaginary.hashCode * 19;
bool operator ==(Object other) {}
String toString() => 'Complex($real,$imaginary)';
}
extension Operators on Complex {
Complex operator +(Complex other) => add(other);
Complex operator -(Complex other) => sub(other);
Complex operator -() => negate();
}
main() {}
implicit() {}
explicit() {}
void errors(Complex c) {}
expect(expected, actual) {}