| 1 | // Used only by Serde doc tests. Not public API. |
| 2 | |
| 3 | use crate::lib::*; |
| 4 | |
| 5 | use crate::ser; |
| 6 | |
| 7 | #[doc (hidden)] |
| 8 | #[derive (Debug)] |
| 9 | pub struct Error; |
| 10 | |
| 11 | impl ser::Error for Error { |
| 12 | fn custom<T>(_: T) -> Self |
| 13 | where |
| 14 | T: Display, |
| 15 | { |
| 16 | unimplemented!() |
| 17 | } |
| 18 | } |
| 19 | |
| 20 | #[cfg (feature = "std" )] |
| 21 | impl error::Error for Error { |
| 22 | fn description(&self) -> &str { |
| 23 | unimplemented!() |
| 24 | } |
| 25 | } |
| 26 | |
| 27 | impl Display for Error { |
| 28 | fn fmt(&self, _: &mut fmt::Formatter) -> fmt::Result { |
| 29 | unimplemented!() |
| 30 | } |
| 31 | } |
| 32 | |
| 33 | #[doc (hidden)] |
| 34 | #[macro_export ] |
| 35 | macro_rules! __private_serialize { |
| 36 | () => { |
| 37 | trait Serialize { |
| 38 | fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> |
| 39 | where |
| 40 | S: $crate::Serializer; |
| 41 | } |
| 42 | }; |
| 43 | } |
| 44 | |
| 45 | #[doc (hidden)] |
| 46 | #[macro_export (local_inner_macros)] |
| 47 | macro_rules! __serialize_unimplemented { |
| 48 | ($($func:ident)*) => { |
| 49 | $( |
| 50 | __serialize_unimplemented_helper!($func); |
| 51 | )* |
| 52 | }; |
| 53 | } |
| 54 | |
| 55 | #[doc (hidden)] |
| 56 | #[macro_export ] |
| 57 | macro_rules! __serialize_unimplemented_method { |
| 58 | ($func:ident $(<$t:ident>)* ($($arg:ty),*) -> $ret:ident) => { |
| 59 | fn $func $(<$t>)* (self $(, _: $arg)*) -> $crate::__private::Result<Self::$ret, Self::Error> |
| 60 | where |
| 61 | $($t: ?Sized + $crate::Serialize,)* |
| 62 | { |
| 63 | unimplemented!() |
| 64 | } |
| 65 | }; |
| 66 | } |
| 67 | |
| 68 | #[doc (hidden)] |
| 69 | #[macro_export (local_inner_macros)] |
| 70 | macro_rules! __serialize_unimplemented_helper { |
| 71 | (bool) => { |
| 72 | __serialize_unimplemented_method!(serialize_bool(bool) -> Ok); |
| 73 | }; |
| 74 | (i8) => { |
| 75 | __serialize_unimplemented_method!(serialize_i8(i8) -> Ok); |
| 76 | }; |
| 77 | (i16) => { |
| 78 | __serialize_unimplemented_method!(serialize_i16(i16) -> Ok); |
| 79 | }; |
| 80 | (i32) => { |
| 81 | __serialize_unimplemented_method!(serialize_i32(i32) -> Ok); |
| 82 | }; |
| 83 | (i64) => { |
| 84 | __serialize_unimplemented_method!(serialize_i64(i64) -> Ok); |
| 85 | }; |
| 86 | (u8) => { |
| 87 | __serialize_unimplemented_method!(serialize_u8(u8) -> Ok); |
| 88 | }; |
| 89 | (u16) => { |
| 90 | __serialize_unimplemented_method!(serialize_u16(u16) -> Ok); |
| 91 | }; |
| 92 | (u32) => { |
| 93 | __serialize_unimplemented_method!(serialize_u32(u32) -> Ok); |
| 94 | }; |
| 95 | (u64) => { |
| 96 | __serialize_unimplemented_method!(serialize_u64(u64) -> Ok); |
| 97 | }; |
| 98 | (f32) => { |
| 99 | __serialize_unimplemented_method!(serialize_f32(f32) -> Ok); |
| 100 | }; |
| 101 | (f64) => { |
| 102 | __serialize_unimplemented_method!(serialize_f64(f64) -> Ok); |
| 103 | }; |
| 104 | (char) => { |
| 105 | __serialize_unimplemented_method!(serialize_char(char) -> Ok); |
| 106 | }; |
| 107 | (str) => { |
| 108 | __serialize_unimplemented_method!(serialize_str(&str) -> Ok); |
| 109 | }; |
| 110 | (bytes) => { |
| 111 | __serialize_unimplemented_method!(serialize_bytes(&[u8]) -> Ok); |
| 112 | }; |
| 113 | (none) => { |
| 114 | __serialize_unimplemented_method!(serialize_none() -> Ok); |
| 115 | }; |
| 116 | (some) => { |
| 117 | __serialize_unimplemented_method!(serialize_some<T>(&T) -> Ok); |
| 118 | }; |
| 119 | (unit) => { |
| 120 | __serialize_unimplemented_method!(serialize_unit() -> Ok); |
| 121 | }; |
| 122 | (unit_struct) => { |
| 123 | __serialize_unimplemented_method!(serialize_unit_struct(&str) -> Ok); |
| 124 | }; |
| 125 | (unit_variant) => { |
| 126 | __serialize_unimplemented_method!(serialize_unit_variant(&str, u32, &str) -> Ok); |
| 127 | }; |
| 128 | (newtype_struct) => { |
| 129 | __serialize_unimplemented_method!(serialize_newtype_struct<T>(&str, &T) -> Ok); |
| 130 | }; |
| 131 | (newtype_variant) => { |
| 132 | __serialize_unimplemented_method!(serialize_newtype_variant<T>(&str, u32, &str, &T) -> Ok); |
| 133 | }; |
| 134 | (seq) => { |
| 135 | type SerializeSeq = $crate::ser::Impossible<Self::Ok, Self::Error>; |
| 136 | __serialize_unimplemented_method!(serialize_seq(Option<usize>) -> SerializeSeq); |
| 137 | }; |
| 138 | (tuple) => { |
| 139 | type SerializeTuple = $crate::ser::Impossible<Self::Ok, Self::Error>; |
| 140 | __serialize_unimplemented_method!(serialize_tuple(usize) -> SerializeTuple); |
| 141 | }; |
| 142 | (tuple_struct) => { |
| 143 | type SerializeTupleStruct = $crate::ser::Impossible<Self::Ok, Self::Error>; |
| 144 | __serialize_unimplemented_method!(serialize_tuple_struct(&str, usize) -> SerializeTupleStruct); |
| 145 | }; |
| 146 | (tuple_variant) => { |
| 147 | type SerializeTupleVariant = $crate::ser::Impossible<Self::Ok, Self::Error>; |
| 148 | __serialize_unimplemented_method!(serialize_tuple_variant(&str, u32, &str, usize) -> SerializeTupleVariant); |
| 149 | }; |
| 150 | (map) => { |
| 151 | type SerializeMap = $crate::ser::Impossible<Self::Ok, Self::Error>; |
| 152 | __serialize_unimplemented_method!(serialize_map(Option<usize>) -> SerializeMap); |
| 153 | }; |
| 154 | (struct) => { |
| 155 | type SerializeStruct = $crate::ser::Impossible<Self::Ok, Self::Error>; |
| 156 | __serialize_unimplemented_method!(serialize_struct(&str, usize) -> SerializeStruct); |
| 157 | }; |
| 158 | (struct_variant) => { |
| 159 | type SerializeStructVariant = $crate::ser::Impossible<Self::Ok, Self::Error>; |
| 160 | __serialize_unimplemented_method!(serialize_struct_variant(&str, u32, &str, usize) -> SerializeStructVariant); |
| 161 | }; |
| 162 | } |
| 163 | |