pub struct WhitelistedAttributes(pub HashMap<String, ()>);
Expand description

The set of attributes that can be passed to call builder or call forwarder in the codegen.

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§0: HashMap<String, ()>

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impl WhitelistedAttributes

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pub fn parse_arg_value(&mut self, arg: &MetaNameValue) -> Result<(), Error>

Parses the MetaNameValue argument of keep_attr attribute. If the argument has a correct format "foo, bar" then foo, bar will be included in the whitelist of attributes. Else error about parsing will be returned.

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pub fn filter_attr(&self, attrs: Vec<Attribute>) -> Vec<Attribute>

Returns the filtered input vector of whitelisted attributes. All not whitelisted attributes are removed.

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impl Debug for WhitelistedAttributes

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for WhitelistedAttributes

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl PartialEq<WhitelistedAttributes> for WhitelistedAttributes

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fn eq(&self, other: &WhitelistedAttributes) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for WhitelistedAttributes

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impl StructuralEq for WhitelistedAttributes

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impl StructuralPartialEq for WhitelistedAttributes

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere
    T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere
    T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere
    T: ?Sized,

const: unstable · source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere
    U: From<T>,

const: unstable · source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Same<T> for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for Twhere
    U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

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

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere
    U: TryFrom<T>,

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

The type returned in the event of a conversion error.
const: unstable · source§

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

Performs the conversion.