Type Alias ExpectedFailKey 

pub type ExpectedFailKey = Vec<ExpectedFailKeyPart>;

A single expected-fail key: a list of index/variant pairs.

• Length 1 for single-index assertions: [Mode.Boost]
• Length >1 for multi-index assertions: [(Mode.Boost, Phase.Launch)]

Aliased Type

pub struct ExpectedFailKey { /* private fields */ }