duktape/ecmascript-testcases/test-bi-duktape-line.js

/*===
9
true on line 12
constructor on line 16
getter on line 21
123
===*/

print(Duktape.line())

if (true) {
	print("true on line", Duktape.line())
}

function MyConstructor() {
	print("constructor on line", Duktape.line());
}
new MyConstructor();

var obj = {
	get x() { print('getter on line', Duktape.line()); return 123; }
}
print(obj.x);