Enum Guard

pub enum Guard {
    NumberOfAllowedCalls(u16),
    AuthorizedCallsFor(AuthorizedCallsForContract),
}

Variants

NumberOfAllowedCalls(u16)

Limits the number of allowed calls to a specific operation. The u16 value represents the remaining number of calls allowed.

AuthorizedCallsFor(AuthorizedCallsForContract)

Implementations

impl Guard

pub fn check( &self, transaction: &Transaction, ) -> Result<bool, SorobanHelperError>

Checks if the guard condition is satisfied.

Returns

• true if the operation is allowed to proceed
• false if the operation should be blocked

pub fn update( &mut self, transaction: &Transaction, ) -> Result<(), SorobanHelperError>

Updates the guard state after an operation has been performed.

This method should be called after a successful operation to update the internal state of the guard (e.g., decrement remaining allowed calls).

Trait Implementations

impl Clone for Guard

fn clone(&self) -> Guard

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.