Class Assertion

regex/regex-syntax/src/ast/mod.rs:1101–1106

/// A single zero-width assertion.
#[derive(Clone, Debug, Eq, PartialEq)]
pub struct Assertion {
    /// The span of this assertion.
    pub span: Span,
    /// The assertion kind, e.g., `\b` or `^`.
    pub kind: AssertionKind,
}

/// An assertion kind.
#[derive(Clone, Debug, Eq, PartialEq)]