Enum Junctions 

pub enum Junctions {
    Here,
    X1(Junction),
    X2(Junction, Junction),
    X3(Junction, Junction, Junction),
    X4(Junction, Junction, Junction, Junction),
    X5(Junction, Junction, Junction, Junction, Junction),
    X6(Junction, Junction, Junction, Junction, Junction, Junction),
    X7(Junction, Junction, Junction, Junction, Junction, Junction, Junction),
    X8(Junction, Junction, Junction, Junction, Junction, Junction, Junction, Junction),
}

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Non-parent junctions that can be constructed, up to the length of 8. This specific Junctions implementation uses a Rust enum in order to make pattern matching easier.

Parent junctions cannot be constructed with this type. Refer to MultiLocation for instructions on constructing parent junctions.

Variants

Here

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

The interpreting consensus system.

X1(Junction)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

A relative path comprising 1 junction.

X2(Junction, Junction)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

A relative path comprising 2 junctions.

X3(Junction, Junction, Junction)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

A relative path comprising 3 junctions.

X4(Junction, Junction, Junction, Junction)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

A relative path comprising 4 junctions.

X5(Junction, Junction, Junction, Junction, Junction)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

A relative path comprising 5 junctions.

X6(Junction, Junction, Junction, Junction, Junction, Junction)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

A relative path comprising 6 junctions.

X7(Junction, Junction, Junction, Junction, Junction, Junction, Junction)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

A relative path comprising 7 junctions.

X8(Junction, Junction, Junction, Junction, Junction, Junction, Junction, Junction)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

A relative path comprising 8 junctions.

Implementations

impl Junctions

pub const fn into(self) -> MultiLocation

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Convert self into a MultiLocation containing 0 parents.

Similar to Into::into, except that this method can be used in a const evaluation context.

pub const fn into_exterior(self, n: u8) -> MultiLocation

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Convert self into a MultiLocation containing n parents.

Similar to Self::into, with the added ability to specify the number of parent junctions.

pub fn first(&self) -> Option<&Junction>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Returns first junction, or None if the location is empty.

pub fn last(&self) -> Option<&Junction>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Returns last junction, or None if the location is empty.

pub fn split_first(self) -> (Junctions, Option<Junction>)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Splits off the first junction, returning the remaining suffix (first item in tuple) and the first element (second item in tuple) or None if it was empty.

pub fn split_last(self) -> (Junctions, Option<Junction>)

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Splits off the last junction, returning the remaining prefix (first item in tuple) and the last element (second item in tuple) or None if it was empty.

pub fn take_first(&mut self) -> Option<Junction>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Removes the first element from self, returning it (or None if it was empty).

pub fn take_last(&mut self) -> Option<Junction>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Removes the last element from self, returning it (or None if it was empty).

pub fn push(&mut self, new: Junction) -> Result<(), Junction>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Mutates self to be appended with new or returns an Err with new if would overflow.

pub fn push_front(&mut self, new: Junction) -> Result<(), Junction>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Mutates self to be prepended with new or returns an Err with new if would overflow.

pub fn pushed_with(self, new: Junction) -> Result<Self, (Self, Junction)>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Consumes self and returns a Junctions suffixed with new, or an Err with the original value of self and new in case of overflow.

pub fn pushed_front_with(self, new: Junction) -> Result<Self, (Self, Junction)>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Consumes self and returns a Junctions prefixed with new, or an Err with the original value of self and new in case of overflow.

pub const fn len(&self) -> usize

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Returns the number of junctions in self.

pub fn at(&self, i: usize) -> Option<&Junction>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Returns the junction at index i, or None if the location doesn’t contain that many elements.

pub fn at_mut(&mut self, i: usize) -> Option<&mut Junction>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Returns a mutable reference to the junction at index i, or None if the location doesn’t contain that many elements.

pub fn iter(&self) -> JunctionsRefIterator<'_>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Returns a reference iterator over the junctions.

pub fn iter_rev(&self) -> impl Iterator + '_

👎Deprecated: Please use iter().rev()

Returns a reference iterator over the junctions in reverse.

pub fn into_iter_rev(self) -> impl Iterator

👎Deprecated: Please use into_iter().rev()

Consumes self and returns an iterator over the junctions in reverse.

pub fn match_and_split(&self, prefix: &Junctions) -> Option<&Junction>

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Ensures that self begins with prefix and that it has a single Junction item following. If so, returns a reference to this Junction item.

Example

let mut m = X3(Parachain(2), PalletInstance(3), OnlyChild);
assert_eq!(m.match_and_split(&X2(Parachain(2), PalletInstance(3))), Some(&OnlyChild));
assert_eq!(m.match_and_split(&X1(Parachain(2))), None);

pub fn starts_with(&self, prefix: &Junctions) -> bool

👎Deprecated: XCMv2 will be removed once XCMv5 is released. Please use XCMv3 or XCMv4 instead.

Returns whether self begins with or is equal to prefix.

Example

let mut j = X3(Parachain(2), PalletInstance(3), OnlyChild);
assert!(j.starts_with(&X2(Parachain(2), PalletInstance(3))));
assert!(j.starts_with(&j));
assert!(j.starts_with(&X1(Parachain(2))));
assert!(!j.starts_with(&X1(Parachain(999))));
assert!(!j.starts_with(&X4(Parachain(2), PalletInstance(3), OnlyChild, OnlyChild)));

Trait Implementations

impl Clone for Junctions

fn clone(&self) -> Junctions

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Junctions

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

Formats the value using the given formatter.

impl Decode for Junctions

fn decode<__CodecInputEdqy: Input>( __codec_input_edqy: &mut __CodecInputEdqy, ) -> Result<Self, Error>

Attempt to deserialise the value from input.

fn decode_into<I>( input: &mut I, dst: &mut MaybeUninit<Self>, ) -> Result<DecodeFinished, Error>

where I: Input,

Attempt to deserialize the value from input into a pre-allocated piece of memory.

fn skip<I>(input: &mut I) -> Result<(), Error>

where I: Input,

Attempt to skip the encoded value from input.

fn encoded_fixed_size() -> Option<usize>

Returns the fixed encoded size of the type.

impl<'de> Deserialize<'de> for Junctions

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Encode for Junctions

fn size_hint(&self) -> usize

If possible give a hint of expected size of the encoding.

fn encode_to<__CodecOutputEdqy: Output + ?Sized>( &self, __codec_dest_edqy: &mut __CodecOutputEdqy, )

Convert self to a slice and append it to the destination.

fn encode(&self) -> Vec<u8>

Convert self to an owned vector.

fn using_encoded<R, F>(&self, f: F) -> R

where F: FnOnce(&[u8]) -> R,

Convert self to a slice and then invoke the given closure with it.

fn encoded_size(&self) -> usize

Calculates the encoded size.

impl From<[Junction; 1]> for Junctions

Additional helper for building junctions Useful for converting to future XCM versions

fn from(junctions: [Junction; 1]) -> Self

Converts to this type from the input type.

impl From<[Junction; 2]> for Junctions

Additional helper for building junctions Useful for converting to future XCM versions

fn from(junctions: [Junction; 2]) -> Self

Converts to this type from the input type.

impl From<[Junction; 3]> for Junctions

Additional helper for building junctions Useful for converting to future XCM versions

fn from(junctions: [Junction; 3]) -> Self

Converts to this type from the input type.

impl From<[Junction; 4]> for Junctions

Additional helper for building junctions Useful for converting to future XCM versions

fn from(junctions: [Junction; 4]) -> Self

Converts to this type from the input type.

impl From<[Junction; 5]> for Junctions

Additional helper for building junctions Useful for converting to future XCM versions

fn from(junctions: [Junction; 5]) -> Self

Converts to this type from the input type.

impl From<[Junction; 6]> for Junctions

Additional helper for building junctions Useful for converting to future XCM versions

fn from(junctions: [Junction; 6]) -> Self

Converts to this type from the input type.

impl From<[Junction; 7]> for Junctions

Additional helper for building junctions Useful for converting to future XCM versions

fn from(junctions: [Junction; 7]) -> Self

Converts to this type from the input type.

impl From<[Junction; 8]> for Junctions

Additional helper for building junctions Useful for converting to future XCM versions

fn from(junctions: [Junction; 8]) -> Self

Converts to this type from the input type.

impl From<Junctions> for MultiLocation

fn from(junctions: Junctions) -> Self

Converts to this type from the input type.

impl From<Junctions> for VersionedInteriorLocation

fn from(x: InteriorMultiLocation) -> Self

Converts to this type from the input type.

impl<'a> IntoIterator for &'a Junctions

type Item = &'a Junction

The type of the elements being iterated over.

type IntoIter = JunctionsRefIterator<'a>

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl IntoIterator for Junctions

type Item = Junction

The type of the elements being iterated over.

type IntoIter = JunctionsIterator

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl MaxEncodedLen for Junctions

fn max_encoded_len() -> usize

Upper bound, in bytes, of the maximum encoded size of this item.

impl Ord for Junctions

fn cmp(&self, other: &Junctions) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for Junctions

fn eq(&self, other: &Junctions) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for Junctions

fn partial_cmp(&self, other: &Junctions) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for Junctions

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl TryAs<Junctions> for VersionedInteriorLocation

fn try_as(&self) -> Result<&InteriorMultiLocation, ()>

impl TryFrom<Junctions> for Junctions

type Error = ()

The type returned in the event of a conversion error.

fn try_from(new: Junctions) -> Result<Self, ()>

Performs the conversion.

impl TryFrom<Junctions> for Junctions

type Error = ()

The type returned in the event of a conversion error.

fn try_from(old: Junctions) -> Result<Self, ()>

Performs the conversion.

impl TryFrom<MultiLocation> for Junctions

type Error = ()

The type returned in the event of a conversion error.

fn try_from(x: MultiLocation) -> Result<Self, ()>

Performs the conversion.

impl TypeInfo for Junctions

type Identity = Junctions

The type identifying for which type info is provided.

fn type_info() -> Type

Returns the static type identifier for Self.

impl EncodeLike for Junctions

impl Eq for Junctions

impl StructuralPartialEq for Junctions