lang/tests/formatting.langexp

// import

:: x = y : func1 func2 func3 func4 func5;

:: x = y :
  func1
  func2
  func3
  func4
  func5;

// type

: info
@a annotation info
Type = @a A;

Type 'A 'B 'C = @a1 'A | @b2 'B | @c2 'C;

Type 'A 'B 'C
  = @a1 'A | @b2 'B | @c2 'C;

Type
  'A
  'B
  'C
  = @a1 'A | @b2 'B | @c2 'C;

Type 'A 'B 'C =
  | & @a1 'A
    & @b1 'B
    & @c1 'C
  | @a2 'A & @b2 'B & @c2 'C;

Type
  'A
  'B
  'C
  =
  | & @a1 'A
    & @b1 'B
    & @c1 'C
  | @a2 'A & @b2 'B & @c2 'C;

Type {

func1;

func2;

func3;

}

// typeclass

: info
#Typeclass;

#Typeclass : #A #B #C;

#Typeclass :
  #A
  #B
  #C;

// function

: info
@a annotation info
func 'a;

func 'a 'b 'c : A B C -> D;

func
  'a
  'b
  'c
  : A B C -> D;

func 'a 'b 'c
  : A B C -> D;

func
  'a
  'b
  'c
  : A B C -> D;

func 'a 'b 'c
  :
  A
  B
  C
  -> D;

func
  'a
  'b
  'c
  :
  A
  B
  C
  -> D;

// flow control

func = {
  x := y => do_something
    := z
      => do_something;

  @ => do_something;

  @ a => do_something;

  @ a
    => do_something;

  @ a : b => do_something;

  @ a : b
    => do_something;

}

// operators, containers, modifiers

func = {

  x + y;

  x
  + y;

  {
    expr;
    expr;
    expr;
  };

  [[ expr expr expr ]];

  [[
    expr
    expr
    expr
  ]];

  return x;

  return
    x;

  %x;

  a[b];

  a[
    b];

  a.11;

  break;

  <> x;

  x?;
}

// other

func = {

  x
  .func a b c;

  x
  .func
    a
    b
    c;

  Type.func a b c;

  Type.func
    a
    b
    c;

  Type @a x @b y @c z;

  Type
    @a x
    @b y
    @c z;

  \ 'x 'y 'z => x;

  \ 'x
    'y
    'z
    => x;

  \ 'x 'y 'z
    => x;

  \ 'x
    'y
    'z
    =>
    x;

  (x);

  (
    x
  );
}