Haxe assert macro

AssertTest.hx

import haxe.macro.Context;
import haxe.macro.Expr;
import haxe.macro.ExprTools;

class AssertTest {
    macro public static function assert(e:ExprOf<Bool>) {
        #if debug
        var assertion = ExprTools.toString(e);
        return macro {
            if (!$e) {
                throw "Assertion failed: " + $v{assertion};
            }
        };
        #else
        return macro {};
        #end
    }

    static function main() {
        assert(1 == 2);
    }
}