import "package:expect/expect.dart";

const binary = binaryFn(2, 1);
int binaryFn(int a, int b) => a - b;
const optional = optionalFn(2);
const optional1 = optionalFn(2, 1);
int optionalFn(int c, [int d = 0]) => c + d;
const named = namedFn(2, f: 2);
const named1 = namedFn(2);
int namedFn(int e, {int f = 3}) => e + f;
const type = typeFn(6);
T typeFn<T>(T x) => x;
const str = stringFn("str");
String stringFn(String s) => s + "ing";
const eq = equalFn(2, 2);
bool equalFn(int a, int b) => a == b;
const negative = unary(2);
int unary(int a) => -a;
const boolean = boolFn(true, false);
bool boolFn(bool a, bool b) => a || b;
const doubleResult = doubleFn(2.2, 2);
double doubleFn(double a, double b) => a * b;
const multi = multiFn(1);
const multi2 = multiFn(2);
int multiFn(int a) => a + 1;
void main() {}