pub struct Context<'a, 'b, 'c, 'info, T>
where T: Bumps,
{ pub program_id: &'a Pubkey, pub accounts: &'b mut T, pub remaining_accounts: &'c [AccountInfo<'info>], pub bumps: <T as Bumps>::Bumps, }
Expand description

Provides non-argument inputs to the program.

§Example

pub fn set_data(ctx: Context<SetData>, age: u64, other_data: u32) -> Result<()> {
    // Set account data like this
    (*ctx.accounts.my_account).age = age;
    (*ctx.accounts.my_account).other_data = other_data;
    // or like this
    let my_account = &mut ctx.account.my_account;
    my_account.age = age;
    my_account.other_data = other_data;
    Ok(())
}

Fields§

§program_id: &'a Pubkey

Currently executing program id.

§accounts: &'b mut T

Deserialized accounts.

§remaining_accounts: &'c [AccountInfo<'info>]

Remaining accounts given but not deserialized or validated. Be very careful when using this directly.

§bumps: <T as Bumps>::Bumps

Bump seeds found during constraint validation. This is provided as a convenience so that handlers don’t have to recalculate bump seeds or pass them in as arguments. Type is the bumps struct generated by #[derive(Accounts)]

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impl<'a, 'b, 'c, 'info, T> Context<'a, 'b, 'c, 'info, T>
where T: Bumps + Accounts<'info, <T as Bumps>::Bumps>,

pub fn new( program_id: &'a Pubkey, accounts: &'b mut T, remaining_accounts: &'c [AccountInfo<'info>], bumps: <T as Bumps>::Bumps ) -> Context<'a, 'b, 'c, 'info, T>

Trait Implementations§

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impl<'a, 'b, 'c, 'info, T> Debug for Context<'a, 'b, 'c, 'info, T>
where T: Debug + Bumps,

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a, 'b, 'c, 'info, T> !RefUnwindSafe for Context<'a, 'b, 'c, 'info, T>

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impl<'a, 'b, 'c, 'info, T> !Send for Context<'a, 'b, 'c, 'info, T>

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impl<'a, 'b, 'c, 'info, T> !Sync for Context<'a, 'b, 'c, 'info, T>

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impl<'a, 'b, 'c, 'info, T> Unpin for Context<'a, 'b, 'c, 'info, T>
where <T as Bumps>::Bumps: Unpin,

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impl<'a, 'b, 'c, 'info, T> !UnwindSafe for Context<'a, 'b, 'c, 'info, T>

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<'a, T, E> AsTaggedExplicit<'a, E> for T
where T: 'a,

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fn explicit(self, class: Class, tag: u32) -> TaggedParser<'a, Explicit, Self, E>

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impl<'a, T, E> AsTaggedImplicit<'a, E> for T
where T: 'a,

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fn implicit( self, class: Class, constructed: bool, tag: u32 ) -> TaggedParser<'a, Implicit, Self, E>

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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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more