[][src]Trait sp_runtime::Serialize

pub trait Serialize {
    fn serialize<S>(
        &self,
        serializer: S
    ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
    where
        S: Serializer
; }

A data structure that can be serialized into any data format supported by Serde.

Serde provides Serialize implementations for many Rust primitive and standard library types. The complete list is here. All of these can be serialized using Serde out of the box.

Additionally, Serde provides a procedural macro called serde_derive to automatically generate Serialize implementations for structs and enums in your program. See the derive section of the manual for how to use this.

In rare cases it may be necessary to implement Serialize manually for some type in your program. See the Implementing Serialize section of the manual for more about this.

Third-party crates may provide Serialize implementations for types that they expose. For example the linked-hash-map crate provides a LinkedHashMap<K, V> type that is serializable by Serde because the crate provides an implementation of Serialize for it.

Required methods

fn serialize<S>(
    &self,
    serializer: S
) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error> where
    S: Serializer

Serialize this value into the given Serde serializer.

See the Implementing Serialize section of the manual for more information about how to implement this method.

This code runs with edition 2018
use serde::ser::{Serialize, SerializeStruct, Serializer};

struct Person {
    name: String,
    age: u8,
    phones: Vec<String>,
}

// This is what #[derive(Serialize)] would generate.
impl Serialize for Person {
    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        let mut s = serializer.serialize_struct("Person", 3)?;
        s.serialize_field("name", &self.name)?;
        s.serialize_field("age", &self.age)?;
        s.serialize_field("phones", &self.phones)?;
        s.end()
    }
}
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Implementations on Foreign Types

impl<T> Serialize for Compact<T> where
    T: Serialize
[src]

impl<T> Serialize for [T; 31] where
    T: Serialize
[src]

impl<T0, T1, T2, T3, T4, T5, T6, T7> Serialize for (T0, T1, T2, T3, T4, T5, T6, T7) where
    T0: Serialize,
    T1: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize,
    T7: Serialize
[src]

impl<T> Serialize for BTreeSet<T> where
    T: Serialize + Ord
[src]

impl Serialize for String[src]

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> Serialize for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12) where
    T0: Serialize,
    T1: Serialize,
    T10: Serialize,
    T11: Serialize,
    T12: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize,
    T7: Serialize,
    T8: Serialize,
    T9: Serialize
[src]

impl Serialize for f32[src]

impl<T> Serialize for [T; 27] where
    T: Serialize
[src]

impl<T> Serialize for [T; 19] where
    T: Serialize
[src]

impl<T> Serialize for [T; 9] where
    T: Serialize
[src]

impl<'a, T> Serialize for Cow<'a, T> where
    T: Serialize + ToOwned + ?Sized
[src]

impl<T> Serialize for PhantomData<T> where
    T: ?Sized
[src]

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15> Serialize for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15) where
    T0: Serialize,
    T1: Serialize,
    T10: Serialize,
    T11: Serialize,
    T12: Serialize,
    T13: Serialize,
    T14: Serialize,
    T15: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize,
    T7: Serialize,
    T8: Serialize,
    T9: Serialize
[src]

impl Serialize for i128[src]

impl Serialize for NonZeroI32[src]

impl Serialize for u16[src]

impl Serialize for NonZeroU16[src]

impl Serialize for CStr[src]

impl<T> Serialize for [T; 28] where
    T: Serialize
[src]

impl<T> Serialize for [T; 24] where
    T: Serialize
[src]

impl<T> Serialize for Cell<T> where
    T: Serialize + Copy
[src]

impl Serialize for SystemTime[src]

impl Serialize for char[src]

impl Serialize for Ipv6Addr[src]

impl<T> Serialize for [T; 32] where
    T: Serialize
[src]

impl Serialize for NonZeroU64[src]

impl Serialize for AtomicBool[src]

impl<T> Serialize for [T; 2] where
    T: Serialize
[src]

impl Serialize for NonZeroU32[src]

impl<T> Serialize for [T; 12] where
    T: Serialize
[src]

impl Serialize for OsStr[src]

impl<T> Serialize for [T; 3] where
    T: Serialize
[src]

impl<K, V, H> Serialize for HashMap<K, V, H> where
    H: BuildHasher,
    K: Serialize + Eq + Hash,
    V: Serialize
[src]

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13> Serialize for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13) where
    T0: Serialize,
    T1: Serialize,
    T10: Serialize,
    T11: Serialize,
    T12: Serialize,
    T13: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize,
    T7: Serialize,
    T8: Serialize,
    T9: Serialize
[src]

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8> Serialize for (T0, T1, T2, T3, T4, T5, T6, T7, T8) where
    T0: Serialize,
    T1: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize,
    T7: Serialize,
    T8: Serialize
[src]

impl Serialize for AtomicU64[src]

impl<T> Serialize for [T; 26] where
    T: Serialize
[src]

impl<T> Serialize for BinaryHeap<T> where
    T: Serialize + Ord
[src]

impl<T, H> Serialize for HashSet<T, H> where
    H: BuildHasher,
    T: Serialize + Eq + Hash
[src]

impl<'a, T> Serialize for &'a mut T where
    T: Serialize + ?Sized
[src]

impl Serialize for usize[src]

impl<T0, T1, T2, T3, T4, T5> Serialize for (T0, T1, T2, T3, T4, T5) where
    T0: Serialize,
    T1: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize
[src]

impl<T> Serialize for [T; 10] where
    T: Serialize
[src]

impl Serialize for IpAddr[src]

impl<T0, T1, T2, T3, T4> Serialize for (T0, T1, T2, T3, T4) where
    T0: Serialize,
    T1: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize
[src]

impl<T> Serialize for [T; 29] where
    T: Serialize
[src]

impl<T0, T1, T2> Serialize for (T0, T1, T2) where
    T0: Serialize,
    T1: Serialize,
    T2: Serialize
[src]

impl Serialize for u32[src]

impl<'a> Serialize for Arguments<'a>[src]

impl Serialize for AtomicI16[src]

impl Serialize for AtomicI64[src]

impl<T> Serialize for [T; 4] where
    T: Serialize
[src]

impl<T> Serialize for [T; 11] where
    T: Serialize
[src]

impl<T> Serialize for [T; 13] where
    T: Serialize
[src]

impl<T> Serialize for LinkedList<T> where
    T: Serialize
[src]

impl Serialize for Path[src]

impl<T> Serialize for [T; 22] where
    T: Serialize
[src]

impl<T> Serialize for [T; 5] where
    T: Serialize
[src]

impl<T> Serialize for Reverse<T> where
    T: Serialize
[src]

impl<T> Serialize for [T; 17] where
    T: Serialize
[src]

impl<T0, T1, T2, T3> Serialize for (T0, T1, T2, T3) where
    T0: Serialize,
    T1: Serialize,
    T2: Serialize,
    T3: Serialize
[src]

impl<T> Serialize for RefCell<T> where
    T: Serialize
[src]

impl Serialize for f64[src]

impl<T, E> Serialize for Result<T, E> where
    E: Serialize,
    T: Serialize
[src]

impl Serialize for AtomicIsize[src]

impl<T> Serialize for [T; 18] where
    T: Serialize
[src]

impl<Idx> Serialize for RangeInclusive<Idx> where
    Idx: Serialize
[src]

impl<T> Serialize for Wrapping<T> where
    T: Serialize
[src]

impl<T> Serialize for [T; 23] where
    T: Serialize
[src]

impl<T> Serialize for [T; 0][src]

impl Serialize for NonZeroUsize[src]

impl Serialize for i16[src]

impl Serialize for AtomicU32[src]

impl Serialize for ()[src]

impl Serialize for NonZeroI128[src]

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> Serialize for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10) where
    T0: Serialize,
    T1: Serialize,
    T10: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize,
    T7: Serialize,
    T8: Serialize,
    T9: Serialize
[src]

impl Serialize for NonZeroI8[src]

impl Serialize for u128[src]

impl Serialize for u64[src]

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> Serialize for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11) where
    T0: Serialize,
    T1: Serialize,
    T10: Serialize,
    T11: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize,
    T7: Serialize,
    T8: Serialize,
    T9: Serialize
[src]

impl<T> Serialize for [T; 16] where
    T: Serialize
[src]

impl<T0, T1, T2, T3, T4, T5, T6> Serialize for (T0, T1, T2, T3, T4, T5, T6) where
    T0: Serialize,
    T1: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize
[src]

impl<T> Serialize for [T; 14] where
    T: Serialize
[src]

impl Serialize for OsString[src]

impl Serialize for AtomicI32[src]

impl<T> Serialize for [T; 30] where
    T: Serialize
[src]

impl<K, V> Serialize for BTreeMap<K, V> where
    K: Serialize + Ord,
    V: Serialize
[src]

impl<T> Serialize for [T; 7] where
    T: Serialize
[src]

impl<T> Serialize for Option<T> where
    T: Serialize
[src]

impl<T> Serialize for [T; 25] where
    T: Serialize
[src]

impl Serialize for NonZeroU8[src]

impl<T> Serialize for Mutex<T> where
    T: Serialize
[src]

impl Serialize for SocketAddrV6[src]

impl<T0> Serialize for (T0,) where
    T0: Serialize
[src]

impl<T> Serialize for VecDeque<T> where
    T: Serialize
[src]

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14> Serialize for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14) where
    T0: Serialize,
    T1: Serialize,
    T10: Serialize,
    T11: Serialize,
    T12: Serialize,
    T13: Serialize,
    T14: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize,
    T7: Serialize,
    T8: Serialize,
    T9: Serialize
[src]

impl<T> Serialize for [T; 1] where
    T: Serialize
[src]

impl Serialize for Duration[src]

impl Serialize for i64[src]

impl<T> Serialize for Box<T> where
    T: Serialize + ?Sized
[src]

impl Serialize for CString[src]

impl Serialize for isize[src]

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9> Serialize for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9) where
    T0: Serialize,
    T1: Serialize,
    T2: Serialize,
    T3: Serialize,
    T4: Serialize,
    T5: Serialize,
    T6: Serialize,
    T7: Serialize,
    T8: Serialize,
    T9: Serialize
[src]

impl Serialize for SocketAddrV4[src]

impl Serialize for bool[src]

impl<T> Serialize for RwLock<T> where
    T: Serialize
[src]

impl<T> Serialize for [T; 20] where
    T: Serialize
[src]

impl Serialize for PathBuf[src]

impl<'a, T> Serialize for &'a T where
    T: Serialize + ?Sized
[src]

impl Serialize for i32[src]

impl<T> Serialize for [T; 6] where
    T: Serialize
[src]

impl<T> Serialize for Bound<T> where
    T: Serialize
[src]

impl Serialize for str[src]

impl Serialize for SocketAddr[src]

impl Serialize for AtomicI8[src]

impl<T> Serialize for [T; 8] where
    T: Serialize
[src]

impl Serialize for Ipv4Addr[src]

impl Serialize for u8[src]

impl Serialize for NonZeroI16[src]

impl Serialize for AtomicU16[src]

impl Serialize for i8[src]

impl<Idx> Serialize for Range<Idx> where
    Idx: Serialize
[src]

impl Serialize for AtomicUsize[src]

impl<T0, T1> Serialize for (T0, T1) where
    T0: Serialize,
    T1: Serialize
[src]

impl<T> Serialize for Vec<T> where
    T: Serialize
[src]

impl Serialize for NonZeroIsize[src]

impl<T> Serialize for [T] where
    T: Serialize
[src]

impl Serialize for AtomicU8[src]

impl Serialize for NonZeroI64[src]

impl<T> Serialize for [T; 21] where
    T: Serialize
[src]

impl Serialize for NonZeroU128[src]

impl<T> Serialize for [T; 15] where
    T: Serialize
[src]

impl Serialize for Public[src]

impl Serialize for Public[src]

impl Serialize for Public[src]

impl Serialize for Public[src]

impl Serialize for Signature[src]

impl Serialize for Bytes[src]

impl Serialize for Signature[src]

impl Serialize for ChangesTrieConfiguration[src]

impl Serialize for Public[src]

impl Serialize for StorageKey

impl<Hash> Serialize for StorageChangeSet<Hash> where
    Hash: Serialize

impl Serialize for PrefixedStorageKey

impl Serialize for StorageData

impl Serialize for H512

impl Serialize for U512

impl Serialize for H160

impl Serialize for U128

impl Serialize for U256

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Implementors

impl Serialize for DispatchError[src]

impl Serialize for MultiSignature[src]

impl Serialize for MultiSigner[src]

impl Serialize for RuntimeString[src]

impl Serialize for Era[src]

impl Serialize for StorageKind[src]

impl Serialize for InvalidTransaction[src]

impl Serialize for TransactionValidityError[src]

impl Serialize for UnknownTransaction[src]

impl Serialize for AccountId32[src]

impl Serialize for AnySignature[src]

impl Serialize for Fixed128[src]

impl Serialize for Fixed64[src]

impl Serialize for OpaqueExtrinsic[src]

impl Serialize for PerU16[src]

impl Serialize for Perbill[src]

impl Serialize for Percent[src]

impl Serialize for Permill[src]

impl Serialize for Perquintill[src]

impl Serialize for sp_runtime::testing::sr25519::Public[src]

impl Serialize for sp_runtime::testing::sr25519::Signature[src]

impl Serialize for H256

impl Serialize for sp_runtime::testing::Header[src]

impl Serialize for TestSignature[src]

impl Serialize for UintAuthorityId[src]

impl Serialize for BlakeTwo256[src]

impl Serialize for Keccak256[src]

impl<Address: Encode, Signature: Encode, Call: Encode, Extra: SignedExtension> Serialize for UncheckedExtrinsic<Address, Call, Signature, Extra>[src]

impl<Block> Serialize for SignedBlock<Block> where
    Block: Serialize
[src]

impl<Block: BlockT> Serialize for BlockId<Block> where
    Block: Serialize,
    Block::Hash: Serialize
[src]

impl<Call, Extra> Serialize for TestXt<Call, Extra> where
    TestXt<Call, Extra>: Encode
[src]

impl<Hash> Serialize for Digest<Hash> where
    Hash: Codec
[src]

impl<Hash: Encode> Serialize for DigestItem<Hash>[src]

impl<Header, Extrinsic: MaybeSerialize> Serialize for sp_runtime::generic::Block<Header, Extrinsic> where
    Header: Serialize,
    Extrinsic: Serialize
[src]

impl<Number: Copy + Into<U256> + TryFrom<U256>, Hash: HashT> Serialize for sp_runtime::generic::Header<Number, Hash> where
    Hash::Output: Serialize,
    Hash::Output: Serialize,
    Hash::Output: Serialize
[src]

impl<Xt> Serialize for sp_runtime::testing::Block<Xt> where
    Xt: Serialize
[src]

impl<Xt: Encode> Serialize for ExtrinsicWrapper<Xt>[src]

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