Create an Error object and check it for a stack member. Adapted from Code Overtones:
var e = new Error('dummy');
var stack = e.stack.replace(/^[^\(]+?[\n$]/gm, '') // remove lines without '('
.replace(/^\s+at\s+/gm, '') // remove prefix text ' at '
.split('\n');
console.log(stack);
Error.stack is documented in Mozilla's reference documentation.