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>>> Separate statements in cases.
switch (foo) {case 0:a();b();c();}
<<<
switch (foo) {
  case 0:
    a();
    b();
    c();
}
>>> Allow a blank line between case statements.
switch (foo) {case 0:
  a();

  b();
  c();
}
<<<
switch (foo) {
  case 0:
    a();

    b();
    c();
}
>>> Collapse other newlines in cases.
switch (foo) {case 0:


  a();


  b();


  c();


}
<<<
switch (foo) {
  case 0:
    a();

    b();

    c();
}
>>> Remove newlines between empty cases.
switch (foo) {
  case 1:


  case 2:

  case 3:

    body;

  case 4:


  default:


    body;
}
<<<
switch (foo) {
  case 1:
  case 2:
  case 3:
    body;

  case 4:
  default:
    body;
}
>>> Separate statements in the default clause.
switch (foo) {default:a();b();c();}
<<<
switch (foo) {
  default:
    a();
    b();
    c();
}
>>> Allow a blank line between statements in the default clause.
switch (foo) {default:
  a();

  b();
  c();
}
<<<
switch (foo) {
  default:
    a();

    b();
    c();
}
>>> Collapse other newlines in the default clause.
switch (foo) {default:


  a();


  b();


  c();


}
<<<
switch (foo) {
  default:
    a();

    b();

    c();
}
>>> Put cases on their own lines.
switch (foo) {case 0:case 1:case 2:body();}
<<<
switch (foo) {
  case 0:
  case 1:
  case 2:
    body();
}
>>> Allow a blank line between non-empty cases.
switch (foo) {case 0: body();

  case 1:
  case 2:body();
}
<<<
switch (foo) {
  case 0:
    body();

  case 1:
  case 2:
    body();
}
>>> Collapse other newlines between cases.
switch (foo) {


  case 0:


  case 1:


  case 2:


    body();


}
<<<
switch (foo) {
  case 0:
  case 1:
  case 2:
    body();
}
>>> Single-statement cases split even when they could fit on one line.
switch (obj) {
  case 1: a();
  case 2: b();
  default: c();
}
<<<
switch (obj) {
  case 1:
    a();
  case 2:
    b();
  default:
    c();
}
>>> Multiple statement cases split even when they could fit on one line.
switch (obj) {
  case 1: a(); b();
  case 2: c(); d();
  default: d(); e();
}
<<<
switch (obj) {
  case 1:
    a();
    b();
  case 2:
    c();
    d();
  default:
    d();
    e();
}
>>> Indentation.
switch (fruit) {
case "apple":
print("delish");
break;
case "fig":
print("bleh");
break;
}
<<<
switch (fruit) {
  case "apple":
    print("delish");
    break;
  case "fig":
    print("bleh");
    break;
}
>>> Labeled cases.
switch (fruit) {
  case "apple":
    print("delish");
    break;
  label:case "fig":
    print("bleh");
    break;
  other:default:
    break;
}
<<<
switch (fruit) {
  case "apple":
    print("delish");
    break;
  label:
  case "fig":
    print("bleh");
    break;
  other:
  default:
    break;
}
>>> Don't split at parentheses.
switch ("a long string that must wrap") {
  case 0:
    return "ok";
}
<<<
switch ("a long string that must wrap") {
  case 0:
    return "ok";
}
>>> Split a delimited expression in the switch expression.
switch ([veryLongElement,veryLongElement]) {
  case 0:
    return "ok";
}
<<<
switch ([
  veryLongElement,
  veryLongElement,
]) {
  case 0:
    return "ok";
}
>>> Block split in pattern.
switch (obj) {
  case [veryLongElement,veryLongElement,veryLongElement,]: body;
}
<<<
switch (obj) {
  case [
    veryLongElement,
    veryLongElement,
    veryLongElement,
  ]:
    body;
}
>>> Infix `||` pattern as outermost.
### Switch expressions have some special formatting rules so here we just
### validate that those rules don't inadvertently affect switch statements too.
switch (obj) {
  case oneConstant || twoConstant || threeConstant: body;
}
<<<
switch (obj) {
  case oneConstant ||
      twoConstant ||
      threeConstant:
    body;
}