Struct amplify_syn::AttrReq[−][src]

pub struct AttrReq {
    pub arg_req: HashMap<String, ArgValueReq>,
    pub path_req: ListReq<Path>,
    pub char_req: ListReq<LitChar>,
    pub integer_req: ListReq<LitInt>,
    pub float_req: ListReq<LitFloat>,
    pub string_req: ValueReq,
    pub bytes_req: ValueReq,
    pub bool_req: ValueReq,
}
Expand description

Structure requirements for parametrized attribute

Fields

arg_req: HashMap<String, ArgValueReq>

Specifies all named arguments and which requirements they must meet

path_req: ListReq<Path>

Specifies whether path arguments are allowed and with which requirements.

char_req: ListReq<LitChar>

Whether integer literals are allowed as an attribute argument and, if yes, with which requirements

integer_req: ListReq<LitInt>

Whether integer literals are allowed as an attribute argument and, if yes, with which requirements

float_req: ListReq<LitFloat>

Whether integer literals are allowed as an attribute argument and, if yes, with which requirements

string_req: ValueReq

Whether string literal is allowed as an attribute argument and, if yes, with which requirements

bytes_req: ValueReq

Whether byte string literal is allowed as an attribute argument and, if yes, with which requirements

bool_req: ValueReq

Whether boolean literal is allowed as an attribute argument and, if yes, with which requirements

Implementations

impl AttrReq[src]

pub fn with(args: HashMap<&str, ArgValueReq>) -> AttrReq[src]

Constructor creating AttrReq accepting only name-value arguments with the provided parameters

Trait Implementations

impl Clone for AttrReq[src]

fn clone(&self) -> AttrReq[src]

Returns a copy of the value. Read more

fn clone_from(&mut self, source: &Self)1.0.0[src]

Performs copy-assignment from source. Read more

Auto Trait Implementations

impl RefUnwindSafe for AttrReq

impl !Send for AttrReq

impl !Sync for AttrReq

impl Unpin for AttrReq

impl UnwindSafe for AttrReq

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized, [src]

pub fn type_id(&self) -> TypeId[src]

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
    T: ?Sized, [src]

pub fn borrow(&self) -> &T[src]

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
    T: ?Sized, [src]

pub fn borrow_mut(&mut self) -> &mut T[src]

Mutably borrows from an owned value. Read more

impl<T> From<T> for T[src]

pub fn from(t: T) -> T[src]

Performs the conversion.

impl<T, U> Into<U> for T where
    U: From<T>, [src]

pub fn into(self) -> U[src]

Performs the conversion.

impl<T> ToOwned for T where
    T: Clone, [src]

type Owned = T

The resulting type after obtaining ownership.

pub fn to_owned(&self) -> T[src]

Creates owned data from borrowed data, usually by cloning. Read more

pub fn clone_into(&self, target: &mut T)[src]

🔬 This is a nightly-only experimental API. (toowned_clone_into)

recently added

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T where
    U: Into<T>, [src]

type Error = Infallible

The type returned in the event of a conversion error.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]

Performs the conversion.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, [src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]

Performs the conversion.