CommandScope

Struct CommandScope 

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pub struct CommandScope<T: ScopeObject> { /* private fields */ }
Expand description

Access scope for a command that can be retrieved directly in the command function.

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impl<T: ScopeObject> CommandScope<T>

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pub fn allows(&self) -> &Vec<Arc<T>>

What this access scope allows.

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pub fn denies(&self) -> &Vec<Arc<T>>

What this access scope denies.

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impl<T: ScopeObjectMatch> CommandScope<T>

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pub fn matches(&self, input: &T::Input) -> bool

Ensure all deny scopes were not matched and any allow scopes were.

This WILL return true if the allow scopes are empty and the deny scopes did not trigger. If you require at least one allow scope, then ensure the allow scopes are not empty before calling this method.

if scope.allows().is_empty() {
  return Err("you need to specify at least 1 allow scope!");
}
§Example
#[derive(Debug, Clone, Serialize, Deserialize)]
#[command]
fn my_command(scope: CommandScope<Scope>, input: String) -> Result<String, &'static str> {
  if scope.matches(&input) {
    do_work(input)
  } else {
    Err("Scope didn't match input")
  }
}

Trait Implementations§

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impl<'a, R: Runtime, T: ScopeObject> CommandArg<'a, R> for CommandScope<T>

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fn from_command(command: CommandItem<'a, R>) -> Result<Self, InvokeError>

Grabs the ResolvedScope from the CommandItem and returns the associated CommandScope.

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impl<T: Debug + ScopeObject> Debug for CommandScope<T>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<T> Freeze for CommandScope<T>

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impl<T> RefUnwindSafe for CommandScope<T>
where T: RefUnwindSafe,

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impl<T> Send for CommandScope<T>

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impl<T> Sync for CommandScope<T>

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impl<T> Unpin for CommandScope<T>

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impl<T> UnwindSafe for CommandScope<T>
where T: RefUnwindSafe,

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> 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.
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impl<T> ErasedDestructor for T
where T: 'static,