Method resolve_string

core/src/mem.rs:313–328

Resolves this pointer and returns the string it points to. Panics if the pointed-to datum is not a `Text` value.

(
        &self,
        constants: &'b [ConstantDatum],
        heap: &'b Heap,
    )

    ///
    /// Panics if the pointed-to datum is not a `Text` value.
    pub(crate) fn resolve_string<'b>(
        &self,
        constants: &'b [ConstantDatum],
        heap: &'b Heap,
    ) -> &'b str {
        match self {
            DatumPtr::Constant(index) => match &constants[unchecked_u24_as_usize(*index)] {
                ConstantDatum::Text(s) => s,
                _ => panic!("Constant pointer does not point to a Text value"),
            },
            DatumPtr::Heap(index) => match heap.get(unchecked_u24_as_usize(*index)) {
                HeapDatum::Text(s) => s,
                _ => panic!("Heap pointer does not point to a Text value"),
            },
        }
    }

    /// Extracts the heap index from this pointer.
    ///