Method from_raw

core/src/mem.rs:185–200

Decodes a raw register `value` of `etype` into a constant datum.

(
        value: u64,
        etype: ExprType,
        constants: &[ConstantDatum],
        heap: &Heap,
    )

    /// Decodes a raw register `value` of `etype` into a constant datum.
    pub(crate) fn from_raw(
        value: u64,
        etype: ExprType,
        constants: &[ConstantDatum],
        heap: &Heap,
    ) -> Self {
        match etype {
            ExprType::Boolean => Self::Boolean(value != 0),
            ExprType::Double => Self::Double(f64::from_bits(value)),
            ExprType::Integer => Self::Integer(value as i32),
            ExprType::Text => {
                let ptr = DatumPtr::from(value);
                Self::Text(ptr.resolve_string(constants, heap).to_owned())
            }
        }
    }
}

/// A heap-allocated value used at runtime.