Struct daggy::WouldCycle

pub struct WouldCycle<E>(pub E);

[−] Expand description

An error returned by the Dag::add_edge method in the case that adding an edge would have caused the graph to cycle.

Trait Implementations

impl<E> Display for WouldCycle<E> where E: Debug

fn fmt(&self, f: &mut Formatter) -> Result<(), Error>[−]

Formats the value using the given formatter.

impl<E> Error for WouldCycle<E> where E: Debug + Any

fn description(&self) -> &str[−]

A short description of the error.

fn cause(&self) -> Option<&Error>[−]

The lower-level cause of this error, if any.

Derived Implementations

impl<E: Debug> Debug for WouldCycle<E>

fn fmt(&self, __arg_0: &mut Formatter) -> Result[−]

Formats the value using the given formatter.

impl<E: Clone> Clone for WouldCycle<E>

fn clone(&self) -> WouldCycle<E>[−]

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)[−]

Performs copy-assignment from source.

impl<E: Copy> Copy for WouldCycle<E>