Trait macroific::attr_parse::ParseOption

pub trait ParseOption: Sized {
    // Required method
    fn from_stream(input: &ParseBuffer<'_>) -> Result<Self, Error>;
}

Available on crate feature attr_parse only.

Makes a type usable for AttributeOptions

Required Methods

fn from_stream(input: &ParseBuffer<'_>) -> Result<Self, Error>

Parses the type from the given ParseStream.

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl ParseOption for Meta

fn from_stream(input: &ParseBuffer<'_>) -> Result<Meta, Error>

impl ParseOption for Expr

fn from_stream(input: &ParseBuffer<'_>) -> Result<Expr, Error>

impl ParseOption for GenericParam

fn from_stream(input: &ParseBuffer<'_>) -> Result<GenericParam, Error>

impl ParseOption for TypeParamBound

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeParamBound, Error>

impl ParseOption for WherePredicate

fn from_stream(input: &ParseBuffer<'_>) -> Result<WherePredicate, Error>

impl ParseOption for Lit

fn from_stream(input: &ParseBuffer<'_>) -> Result<Lit, Error>

impl ParseOption for Visibility

fn from_stream(input: &ParseBuffer<'_>) -> Result<Visibility, Error>

impl ParseOption for Type

fn from_stream(input: &ParseBuffer<'_>) -> Result<Type, Error>

impl ParseOption for bool

fn from_stream(input: &ParseBuffer<'_>) -> Result<bool, Error>

impl ParseOption for char

fn from_stream(input: &ParseBuffer<'_>) -> Result<char, Error>

impl ParseOption for f32

fn from_stream(input: &ParseBuffer<'_>) -> Result<f32, Error>

impl ParseOption for f64

fn from_stream(input: &ParseBuffer<'_>) -> Result<f64, Error>

impl ParseOption for i8

fn from_stream(input: &ParseBuffer<'_>) -> Result<i8, Error>

impl ParseOption for i16

fn from_stream(input: &ParseBuffer<'_>) -> Result<i16, Error>

impl ParseOption for i32

fn from_stream(input: &ParseBuffer<'_>) -> Result<i32, Error>

impl ParseOption for i64

fn from_stream(input: &ParseBuffer<'_>) -> Result<i64, Error>

impl ParseOption for isize

fn from_stream(input: &ParseBuffer<'_>) -> Result<isize, Error>

impl ParseOption for u8

fn from_stream(input: &ParseBuffer<'_>) -> Result<u8, Error>

impl ParseOption for u16

fn from_stream(input: &ParseBuffer<'_>) -> Result<u16, Error>

impl ParseOption for u32

fn from_stream(input: &ParseBuffer<'_>) -> Result<u32, Error>

impl ParseOption for u64

fn from_stream(input: &ParseBuffer<'_>) -> Result<u64, Error>

impl ParseOption for usize

fn from_stream(input: &ParseBuffer<'_>) -> Result<usize, Error>

impl ParseOption for String

fn from_stream(input: &ParseBuffer<'_>) -> Result<String, Error>

impl ParseOption for Ident

fn from_stream(input: &ParseBuffer<'_>) -> Result<Ident, Error>

impl ParseOption for Literal

fn from_stream(input: &ParseBuffer<'_>) -> Result<Literal, Error>

impl ParseOption for MetaList

fn from_stream(input: &ParseBuffer<'_>) -> Result<MetaList, Error>

impl ParseOption for MetaNameValue

fn from_stream(input: &ParseBuffer<'_>) -> Result<MetaNameValue, Error>

impl ParseOption for ExprArray

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprArray, Error>

impl ParseOption for ExprAssign

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprAssign, Error>

impl ParseOption for ExprAsync

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprAsync, Error>

impl ParseOption for ExprAwait

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprAwait, Error>

impl ParseOption for ExprBinary

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprBinary, Error>

impl ParseOption for ExprBlock

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprBlock, Error>

impl ParseOption for ExprBreak

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprBreak, Error>

impl ParseOption for ExprCall

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprCall, Error>

impl ParseOption for ExprCast

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprCast, Error>

impl ParseOption for ExprClosure

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprClosure, Error>

impl ParseOption for ExprConst

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprConst, Error>

impl ParseOption for ExprContinue

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprContinue, Error>

impl ParseOption for ExprField

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprField, Error>

impl ParseOption for ExprForLoop

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprForLoop, Error>

impl ParseOption for ExprIf

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprIf, Error>

impl ParseOption for ExprIndex

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprIndex, Error>

impl ParseOption for ExprInfer

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprInfer, Error>

impl ParseOption for ExprLet

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprLet, Error>

impl ParseOption for ExprLit

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprLit, Error>

impl ParseOption for ExprLoop

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprLoop, Error>

impl ParseOption for ExprMacro

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprMacro, Error>

impl ParseOption for ExprMatch

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprMatch, Error>

impl ParseOption for ExprMethodCall

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprMethodCall, Error>

impl ParseOption for ExprParen

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprParen, Error>

impl ParseOption for ExprPath

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprPath, Error>

impl ParseOption for ExprRange

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprRange, Error>

impl ParseOption for ExprReference

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprReference, Error>

impl ParseOption for ExprRepeat

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprRepeat, Error>

impl ParseOption for ExprReturn

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprReturn, Error>

impl ParseOption for ExprStruct

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprStruct, Error>

impl ParseOption for ExprTry

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprTry, Error>

impl ParseOption for ExprTryBlock

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprTryBlock, Error>

impl ParseOption for ExprTuple

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprTuple, Error>

impl ParseOption for ExprUnary

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprUnary, Error>

impl ParseOption for ExprUnsafe

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprUnsafe, Error>

impl ParseOption for ExprWhile

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprWhile, Error>

impl ParseOption for ExprYield

fn from_stream(input: &ParseBuffer<'_>) -> Result<ExprYield, Error>

impl ParseOption for BoundLifetimes

fn from_stream(input: &ParseBuffer<'_>) -> Result<BoundLifetimes, Error>

impl ParseOption for ConstParam

fn from_stream(input: &ParseBuffer<'_>) -> Result<ConstParam, Error>

impl ParseOption for LifetimeParam

fn from_stream(input: &ParseBuffer<'_>) -> Result<LifetimeParam, Error>

impl ParseOption for TraitBound

fn from_stream(input: &ParseBuffer<'_>) -> Result<TraitBound, Error>

impl ParseOption for TypeParam

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeParam, Error>

impl ParseOption for Lifetime

fn from_stream(input: &ParseBuffer<'_>) -> Result<Lifetime, Error>

impl ParseOption for LitBool

fn from_stream(input: &ParseBuffer<'_>) -> Result<LitBool, Error>

impl ParseOption for LitByte

fn from_stream(input: &ParseBuffer<'_>) -> Result<LitByte, Error>

impl ParseOption for LitByteStr

fn from_stream(input: &ParseBuffer<'_>) -> Result<LitByteStr, Error>

impl ParseOption for LitChar

fn from_stream(input: &ParseBuffer<'_>) -> Result<LitChar, Error>

impl ParseOption for LitFloat

fn from_stream(input: &ParseBuffer<'_>) -> Result<LitFloat, Error>

impl ParseOption for LitInt

fn from_stream(input: &ParseBuffer<'_>) -> Result<LitInt, Error>

impl ParseOption for LitStr

fn from_stream(input: &ParseBuffer<'_>) -> Result<LitStr, Error>

impl ParseOption for AngleBracketedGenericArguments

fn from_stream( input: &ParseBuffer<'_> ) -> Result<AngleBracketedGenericArguments, Error>

impl ParseOption for Path

fn from_stream(input: &ParseBuffer<'_>) -> Result<Path, Error>

impl ParseOption for Abi

fn from_stream(input: &ParseBuffer<'_>) -> Result<Abi, Error>

impl ParseOption for BareFnArg

fn from_stream(input: &ParseBuffer<'_>) -> Result<BareFnArg, Error>

impl ParseOption for TypeArray

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeArray, Error>

impl ParseOption for TypeBareFn

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeBareFn, Error>

impl ParseOption for TypeGroup

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeGroup, Error>

impl ParseOption for TypeImplTrait

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeImplTrait, Error>

impl ParseOption for TypeInfer

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeInfer, Error>

impl ParseOption for TypeMacro

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeMacro, Error>

impl ParseOption for TypeNever

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeNever, Error>

impl ParseOption for TypeParen

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeParen, Error>

impl ParseOption for TypePath

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypePath, Error>

impl ParseOption for TypePtr

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypePtr, Error>

impl ParseOption for TypeReference

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeReference, Error>

impl ParseOption for TypeSlice

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeSlice, Error>

impl ParseOption for TypeTraitObject

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeTraitObject, Error>

impl ParseOption for TypeTuple

fn from_stream(input: &ParseBuffer<'_>) -> Result<TypeTuple, Error>

impl<T> ParseOption for Option<T>where T: ParseOption,

fn from_stream(input: &ParseBuffer<'_>) -> Result<Option<T>, Error>

impl<T> ParseOption for Box<T>where T: ParseOption,

fn from_stream(input: &ParseBuffer<'_>) -> Result<Box<T>, Error>

impl<T> ParseOption for Rc<T>where T: ParseOption,

fn from_stream(input: &ParseBuffer<'_>) -> Result<Rc<T>, Error>

impl<T> ParseOption for Arc<T>where T: ParseOption,

fn from_stream(input: &ParseBuffer<'_>) -> Result<Arc<T>, Error>

impl<T, P> ParseOption for Punctuated<T, P>where T: ParseOption, P: Parse,

fn from_stream(input: &ParseBuffer<'_>) -> Result<Punctuated<T, P>, Error>

Implementors