Method ignore_nullability

src/transform/src/typecheck.rs:243–250

Returns the same type difference, but ignoring nullability Returns `None` when _all_ of the differences are due to nullability

(self)

    ///
    /// Returns `None` when _all_ of the differences are due to nullability
    pub fn ignore_nullability(self) -> Option<Self> {
        use ReprRelationTypeDifference::*;

        match self {
            Length { .. } => Some(self),
            Column { col, diff } => diff.ignore_nullability().map(|diff| Column { col, diff }),
        }
    }
}

impl ReprColumnTypeDifference {