-D analyzer before/after

-D analyzer

(function () { "use strict";
var console = (1,eval)('this').console || {log:function(){}};
var Main = function() { };
Main.main = function() {
	var b = Math.sqrt(9.);
};
Main.main();
})();

Main.hx

class Main {
	static function main() {
		var a = 0.;
		var b = Math.sqrt({
			var c = 4 + a;
			c + 5;
		});
	}
}

normal

(function () { "use strict";
var console = (1,eval)('this').console || {log:function(){}};
var Main = function() { };
Main.main = function() {
	var a = 0.;
	var b = Math.sqrt((function($this) {
		var $r;
		var c = 4 + a;
		$r = c + 5;
		return $r;
	}(this)));
};
Main.main();
})();