AllOf

Struct AllOf 

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pub struct AllOf<A, B, C = Enable, D = Enable>(/* private fields */)
where
    A: PredicateOp,
    B: PredicateOp,
    C: PredicateOp + 'static,
    D: PredicateOp + 'static;
Expand description

Logical AND: 2-4 predicates must all succeed.

C and D default to Enable (always succeeds).

§Examples

use unsynn::*;

let mut tokens = "".to_token_iter();
// Two predicates
assert!(AllOf::<Enable, Enable>::parse(&mut tokens).is_ok());
assert!(AllOf::<Enable, Disable>::parse(&mut tokens).is_err());
// Four predicates
assert!(AllOf::<Enable, Enable, Enable, Enable>::parse(&mut tokens).is_ok());

Trait Implementations§

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impl<A, B, C, D> Clone for AllOf<A, B, C, D>
where A: Clone + PredicateOp, B: Clone + PredicateOp, C: Clone + PredicateOp + 'static, D: Clone + PredicateOp + 'static,

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fn clone(&self) -> AllOf<A, B, C, D>

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<A, B, C, D> Debug for AllOf<A, B, C, D>
where A: Debug + PredicateOp, B: Debug + PredicateOp, C: Debug + PredicateOp + 'static, D: Debug + PredicateOp + 'static,

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

Formats the value using the given formatter. Read more
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impl<A, B, C, D> Default for AllOf<A, B, C, D>
where A: PredicateOp, B: PredicateOp, C: PredicateOp, D: PredicateOp, Cons<A, B, C, D>: Default,

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fn default() -> AllOf<A, B, C, D>

Returns the “default value” for a type. Read more
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impl<A, B, C, D> Parser for AllOf<A, B, C, D>

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fn parser(tokens: &mut TokenIter) -> Result<AllOf<A, B, C, D>, Error>

The actual parsing function that must be implemented. This mutates the tokens iterator directly. It should not be called from user code except for implementing parsers itself and then only when the rules below are followed. Read more
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impl<A, B, C, D> ToTokens for AllOf<A, B, C, D>

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fn to_tokens(&self, tokens: &mut TokenStream)

Write &self to the given TokenStream. Read more
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fn to_token_iter(&self) -> TokenIter

Convert &self into a TokenIter object.
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fn into_token_iter(self) -> TokenIter
where Self: Sized,

Convert self into a TokenIter object.
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fn to_token_stream(&self) -> TokenStream

Convert &self into a TokenStream object.
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fn into_token_stream(self) -> TokenStream
where Self: Sized,

Convert self into a TokenStream object.
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fn tokens_to_string(&self) -> String

Convert &self into a String object. This is mostly used in the test suite to compare the outputs. When the input is a &str then this parses it and returns a normalized String.
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impl<A, B, C, D> PredicateOp for AllOf<A, B, C, D>

Auto Trait Implementations§

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impl<A, B, C, D> Freeze for AllOf<A, B, C, D>
where A: Freeze, B: Freeze, C: Freeze, D: Freeze,

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impl<A, B, C, D> RefUnwindSafe for AllOf<A, B, C, D>

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impl<A, B, C, D> Send for AllOf<A, B, C, D>
where A: Send, B: Send, C: Send, D: Send,

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impl<A, B, C, D> Sync for AllOf<A, B, C, D>
where A: Sync, B: Sync, C: Sync, D: Sync,

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impl<A, B, C, D> Unpin for AllOf<A, B, C, D>
where A: Unpin, B: Unpin, C: Unpin, D: Unpin,

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impl<A, B, C, D> UnwindSafe for AllOf<A, B, C, D>

Blanket Implementations§

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impl<T> Any for T
where 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 T
where T: ?Sized,

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fn borrow(&self) -> &T

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

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> DynamicTokens for T
where T: Any + ToTokens + Debug,

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fn as_any(&self) -> &(dyn Any + 'static)

Upcasts &DynamicTokens to &dyn Any. This allows us to stay backward compatible with older rust. Rust 1.86 implements upcast coercion.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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> Parse for T
where T: Parser,

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fn parse(tokens: &mut TokenIter) -> Result<Self, Error>

This is the user facing API to parse grammatical entities. Calls a parser() within a transaction. Commits changes on success and returns the parsed value. Read more
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fn parse_all(tokens: &mut TokenIter) -> Result<Self, Error>

Exhaustive parsing within a transaction. This is a convenience method that implies a EndOfStream at the end. Thus it will error if parsing is not exhaustive. Read more
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fn parse_with<T>( tokens: &mut TokenIter, f: impl FnOnce(Self, &mut TokenIter) -> Result<T, Error>, ) -> Result<T, Error>

Parse a value in a transaction, pass it to a FnOnce(Self, &mut TokenIter) -> Result<T> closure which creates a new result or returns an Error. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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 T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.