Struct Context

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pub struct Context<'a> {
    pub expression: &'a str,
    pub runtime: &'a Runtime,
    pub offset: usize,
}
Expand description

Context object used for error reporting.

The Context struct is mostly used when interacting between the interpreter and function implemenations. Unless you’re writing custom JMESPath functions, this struct is an implementation detail.

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§expression: &'a str

Expression string that is being interpreted.

§runtime: &'a Runtime

JMESPath runtime used to compile the expression and call functions.

§offset: usize

Ast offset that is currently being evaluated.

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impl<'a> Context<'a>

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pub fn new(expression: &'a str, runtime: &'a Runtime) -> Context<'a>

Create a new context struct.

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impl<'a> Freeze for Context<'a>

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impl<'a> !RefUnwindSafe for Context<'a>

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impl<'a> Send for Context<'a>

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impl<'a> Sync for Context<'a>

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impl<'a> Unpin for Context<'a>

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impl<'a> !UnwindSafe for Context<'a>

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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> 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, 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.