Trait LiteralExt

pub trait LiteralExt:
    ProcMacroExt<LiteralExt = Self>
    + Literal
    + From<LiteralValue<Self::Span>>
    + From<StringLiteral<Self::Span>>
    + From<ByteStringLiteral<Self::Span>>
    + From<CharacterLiteral<Self::Span>>
    + From<ByteCharacterLiteral<Self::Span>>
    + From<IntLiteral<Self::Span>>
    + From<FloatLiteral<Self::Span>>
    + From<I8Literal<Self::Span>>
    + From<I16Literal<Self::Span>>
    + From<I32Literal<Self::Span>>
    + From<I64Literal<Self::Span>>
    + From<I128Literal<Self::Span>>
    + From<IsizeLiteral<Self::Span>>
    + From<U8Literal<Self::Span>>
    + From<U16Literal<Self::Span>>
    + From<U32Literal<Self::Span>>
    + From<U64Literal<Self::Span>>
    + From<U128Literal<Self::Span>>
    + From<UsizeLiteral<Self::Span>>
    + From<F32Literal<Self::Span>>
    + From<F64Literal<Self::Span>>
    + Into<LiteralValue<Self::Span>>
    + TryInto<StringLiteral<Self::Span>>
    + TryInto<ByteStringLiteral<Self::Span>>
    + TryInto<CharacterLiteral<Self::Span>>
    + TryInto<ByteCharacterLiteral<Self::Span>>
    + TryInto<IntLiteral<Self::Span>>
    + TryInto<FloatLiteral<Self::Span>>
    + TryInto<I8Literal<Self::Span>>
    + TryInto<I16Literal<Self::Span>>
    + TryInto<I32Literal<Self::Span>>
    + TryInto<I64Literal<Self::Span>>
    + TryInto<I128Literal<Self::Span>>
    + TryInto<IsizeLiteral<Self::Span>>
    + TryInto<U8Literal<Self::Span>>
    + TryInto<U16Literal<Self::Span>>
    + TryInto<U32Literal<Self::Span>>
    + TryInto<U64Literal<Self::Span>>
    + TryInto<U128Literal<Self::Span>>
    + TryInto<UsizeLiteral<Self::Span>>
    + TryInto<F32Literal<Self::Span>>
    + TryInto<F64Literal<Self::Span>>
    + Parse<Self::TokenTree>
    + IntoTokens<Self::TokenTree>
    + ToTokens<Self::TokenTree>
    + ToTokenStream<Self::TokenStream> {
    // Required method
    fn to_value(&self) -> LiteralValue<Self::Span>;
}

Extensions for Literal.

This trait is implemented for Literal in proc_macro and proc_macro2 if the corresponding feature is enabled.

Required Methods

fn to_value(&self) -> LiteralValue<Self::Span>

Convert this Literal to a LiteralValue.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types

impl LiteralExt for Literal

Available on crate feature proc-macro only.

fn to_value(&self) -> LiteralValue<Span>

Available on crate feature literal-value only.

impl LiteralExt for Literal

Available on crate feature proc-macro2 only.

fn to_value(&self) -> LiteralValue<Span>

Available on crate feature literal-value only.

Implementors