40 columns                              |
>>> Inside script tag.
#!scr‹ip›t
<<<
#!scr‹ip›t
>>> Inside blank lines between declarations.
class Foo {}


‹  ›


class Bar {}
<<<
class Foo {}

‹›class Bar {}
>>> Select entire file.
‹main(  )  {
  body(   )  ;}›
<<<
‹main() {
  body();
}›
>>> With trailing comment.
   ma‹in() {}
// com›ment
<<<
ma‹in() {}
// com›ment
>>> In discarded whitespace.
foo(  ‹  argument){  ›  }
<<<
foo(‹argument) {›}
>>> In zero-length split whitespace.
main(){veryLongMethodCall(‹veryLongArgumentName);
veryLongMethodCall(›veryLongArgumentName);
}
<<<
main() {
  veryLongMethodCall(
    ‹veryLongArgumentName,
  );
  veryLongMethodCall(›
    veryLongArgumentName,
  );
}
>>> In split-inserted space.
main() {shortCall(argument, ‹  argument);
shortCall(argument,  › argument);
}
<<<
main() {
  shortCall(argument, ‹argument);
  shortCall(argument, ›argument);
}
>>> In inserted mandatory newline.
foo() {body;  ‹  }
bar() {body;  ›  }
<<<
foo() {
  body;
‹}

bar() {
  body;›
}
>>> In inserted mandatory space.
main() async {
await‹(1);
throw›(2);
}
<<<
main() async {
  await ‹(1);
  throw› (2);
}
>>> Across pieces that get solved separately.
foo() {


  fir‹st();
}

bar() {sec›ond();}
<<<
foo() {
  fir‹st();
}

bar() {
  sec›ond();
}
>>> Only whitespace in newline selected.
foo() {} ‹  › bar() {}
<<<
foo() {}
‹›bar() {}