src/tools/rustfmt/tests/source/unions.rs

   1 // rustfmt-normalize_comments: true
   2 // rustfmt-wrap_comments: true
   3
   4                                                                        /// A Doc comment
   5 #[AnAttribute]
   6 pub union Foo {
   7     #[rustfmt::skip]
   8     f :   SomeType, // Comment beside a field
   9     f: SomeType, // Comment beside a field
  10     // Comment on a field
  11     #[AnAttribute]
  12     g: SomeOtherType,
  13       /// A doc comment on a field
  14     h: AThirdType,
  15     pub i: TypeForPublicField
  16 }
  17
  18 // #1029
  19 pub union Foo {
  20     #[doc(hidden)]
  21     // This will NOT get deleted!
  22     bar: String, // hi
  23 }
  24
  25 // #1029
  26 union X {
  27     // `x` is an important number.
  28     #[allow(unused)] // TODO: use
  29     x: u32,
  30 }
  31
  32 // #410
  33 #[allow(missing_docs)]
  34 pub union Writebatch<K: Key> {
  35     #[allow(dead_code)] //only used for holding the internal pointer
  36     writebatch: RawWritebatch,
  37     marker: PhantomData<K>,
  38 }
  39
  40 // With a where-clause and generics.
  41 pub union Foo<'a, Y: Baz>
  42     where X: Whatever
  43 {
  44     f: SomeType, // Comment beside a field
  45 }
  46
  47 union Baz {
  48
  49     a: A,  // Comment A
  50     b: B, // Comment B
  51     c: C,   // Comment C
  52
  53 }
  54
  55 union Baz {
  56     a: A,  // Comment A
  57
  58     b: B, // Comment B
  59
  60
  61
  62
  63     c: C,   // Comment C
  64 }
  65
  66 union Baz {
  67
  68     a: A,
  69
  70     b: B,
  71     c: C,
  72
  73
  74
  75
  76     d: D
  77
  78 }
  79
  80 union Baz
  81 {
  82     // Comment A
  83     a: A,
  84
  85     // Comment B
  86 b: B,
  87     // Comment C
  88       c: C,}
  89
  90 pub union State<F: FnMut() -> time::Timespec> { now: F }
  91
  92 pub union State<F: FnMut() -> ()> { now: F }
  93
  94 pub union State<F: FnMut()> { now: F }
  95
  96 union Palette { /// A map of indices in the palette to a count of pixels in approximately that color
  97                     foo: i32}
  98
  99 // Splitting a single line comment into a block previously had a misalignment
 100 // when the field had attributes
 101 union FieldsWithAttributes {
 102     // Pre Comment
 103     #[rustfmt::skip] pub host:String, // Post comment BBBBBBBBBBBBBB BBBBBBBBBBBBBBBB BBBBBBBBBBBBBBBB BBBBBBBBBBBBBBBBB BBBBBBBBBBB
 104     //Another pre comment
 105     #[attr1]
 106     #[attr2] pub id: usize // CCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCC CCCCCCCCCCCC
 107 }
 108
 109 union Deep {
 110     deeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeep: node::Handle<IdRef<'id, Node<K, V>>,
 111                                                      Type,
 112                                                      NodeType>,
 113 }
 114
 115 mod m {
 116     union X<T> where T: Sized {
 117         a: T,
 118     }
 119 }
 120
 121 union Issue677 {
 122     pub ptr: *const libc::c_void,
 123     pub trace: fn(  obj:
 124           *const libc::c_void, tracer   : *mut   JSTracer   ),
 125 }
 126
 127 union Foo {}
 128 union Foo {
 129     }
 130 union Foo {
 131     // comment
 132     }
 133 union Foo {
 134     // trailing space ->
 135
 136
 137     }
 138 union Foo { /* comment */ }
 139
 140 union LongUnion {
 141     a: A,
 142     the_quick_brown_fox_jumps_over_the_lazy_dog:AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA,
 143 }
 144
 145 union Deep {
 146     deeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeep: node::Handle<IdRef<'id, Node<Key, Value>>,
 147                                                                          Type,
 148                                                                          NodeType>,
 149 }
 150
 151 // #1364
 152 fn foo() {
 153     convex_shape.set_point(0, &Vector2f { x: 400.0, y: 100.0 });
 154     convex_shape.set_point(1, &Vector2f { x: 500.0, y: 70.0 });
 155     convex_shape.set_point(2, &Vector2f { x: 450.0, y: 100.0 });
 156     convex_shape.set_point(3, &Vector2f { x: 580.0, y: 150.0 });
 157 }
 158
 159 // Vertical alignment
 160 union Foo {
 161     aaaaa: u32, // a
 162
 163     b: u32, // b
 164     cc: u32, // cc
 165
 166     xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx: u32, // 1
 167     yy: u32, // comment2
 168     zzz: u32, // comment3
 169
 170     aaaaaa: u32, // comment4
 171     bb: u32, // comment5
 172     // separate
 173     dd: u32, // comment7
 174     c: u32, // comment6
 175
 176     aaaaaaa: u32, /* multi
 177      * line
 178      * comment
 179      */
 180     b: u32, // hi
 181
 182     do_not_push_this_comment1: u32, // comment1
 183     xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx: u32, // 2
 184     please_do_not_push_this_comment3: u32, // comment3
 185
 186     do_not_push_this_comment1: u32, // comment1
 187     // separate
 188     xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx: u32, // 2
 189     please_do_not_push_this_comment3: u32, // comment3
 190
 191     do_not_push_this_comment1: u32, // comment1
 192     xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx: u32, // 2
 193     // separate
 194     please_do_not_push_this_comment3: u32, // comment3
 195 }