prettier/tests/trailing_comma/trailing_whitespace.js

let example = [
  'FOO',
  'BAR',
  // Comment
];

foo({},
  // Comment
);

o = {
  state,
  // Comment
};

o = {
  state,

  // Comment
};

function supersupersupersuperLongF(
  supersupersupersuperLongA,
  supersupersupersuperLongB
  // Comment
) {
  a
}
function supersupersupersuperLongF(
  supersupersupersuperLongA,
  supersupersupersuperLongB,
  // Comment
) {
  a
}

this.getAttribute(function(s)
  /*string*/ {
  console.log()
});
this.getAttribute(function(s) /*string*/ {
  console.log()
});