Method with_context

rust/src/error.rs:124–141

(self, context: &str)

impl<T> BTreeResultExt<T> for Result<T, BPlusTreeError> {
    fn with_context(self, context: &str) -> BTreeResult<T> {
        self.map_err(|e| match e {
            BPlusTreeError::KeyNotFound => BPlusTreeError::KeyNotFound,
            BPlusTreeError::InvalidCapacity(msg) => {
                BPlusTreeError::InvalidCapacity(format!("{}: {}", context, msg))
            }
            BPlusTreeError::DataIntegrityError(msg) => {
                BPlusTreeError::data_integrity(context, &msg)
            }
            BPlusTreeError::ArenaError(msg) => BPlusTreeError::arena_error(context, &msg),
            BPlusTreeError::NodeError(msg) => {
                BPlusTreeError::NodeError(format!("{}: {}", context, msg))
            }
            BPlusTreeError::CorruptedTree(msg) => BPlusTreeError::corrupted_tree(context, &msg),
            BPlusTreeError::InvalidState(msg) => BPlusTreeError::invalid_state(context, &msg),
            BPlusTreeError::AllocationError(msg) => BPlusTreeError::allocation_error(context, &msg),
        })
    }

    fn with_operation(self, operation: &str) -> BTreeResult<T> {
        self.with_context(&format!("Operation '{}'", operation))