Enum Error

nodedb/src/error.rs:14–380

/// `CrdtError`.
#[derive(Debug, thiserror::Error)]
pub enum Error {
    // --- Write path errors ---
    #[error("constraint violation on {collection}: {detail}")]
    RejectedConstraint {
        collection: String,
        constraint: String,
        detail: String,
    },

    #[error("authorization denied for tenant {tenant_id} on {resource}")]
    RejectedAuthz {
        tenant_id: TenantId,
        resource: String,
    },

    #[error(
        "offset regression on stream '{stream}' group '{group}' partition {partition_id}: \
         attempted LSN {attempted_lsn} < current committed LSN {current_lsn}"
    )]
    OffsetRegression {
        stream: String,
        group: String,
        partition_id: u32,
        current_lsn: u64,
        attempted_lsn: u64,
    },

    #[error("request {request_id} exceeded deadline")]
    DeadlineExceeded { request_id: RequestId },

    #[error("write conflict on {collection}/{document_id}, retry with idempotency key")]
    ConflictRetry {
        collection: String,
        document_id: String,
    },

    #[error("CRDT delta pre-validation rejected: {constraint} — {reason}")]
    RejectedPrevalidation { constraint: String, reason: String },

    #[error("append-only violation on {collection}: {detail}")]
    AppendOnlyViolation { collection: String, detail: String },

    #[error("balance violation on {collection}: {detail}")]
    BalanceViolation { collection: String, detail: String },

    #[error("period locked on {collection}: {detail}")]
    PeriodLocked { collection: String, detail: String },

    #[error("retention violation on {collection}: {detail}")]
    RetentionViolation { collection: String, detail: String },

    #[error("legal hold active on {collection}: {detail}")]
    LegalHoldActive { collection: String, detail: String },

    #[error("state transition violation on {collection}: {detail}")]
    StateTransitionViolation { collection: String, detail: String },

    #[error("transition check violation on {collection}: {detail}")]