import "package:expect/expect.dart";

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