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# Enum Upstream Failure Class

> Stable classification for an upstream provider failure captured by retry-aware dispatch.

Generated from `cargo doc --no-deps -p nemo-relay -p nemo-relay-adaptive -p nemo-relay-pii-redaction -p nemo-relay-ffi -p nemo-relay-types -p nemo-relay-plugin -p nemo-relay-worker-proto -p nemo-relay-worker`.

```rust
pub enum UpstreamFailureClass {
    Connection,
    Timeout,
    RetryableStatus,
    ContextWindow,
    ModelUnavailable,
    Authentication,
    InvalidRequest,
    Other,
}
```

Stable classification for an upstream provider failure captured by retry-aware dispatch.

## Variants

### `Connection`

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Provider connection could not be established or was interrupted.

### `Timeout`

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Provider request timed out.

### `RetryableStatus`

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Retryable HTTP status without a more specific provider classification.

### `ContextWindow`

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Provider rejected the request because its context window was exceeded.

### `ModelUnavailable`

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Requested provider model is temporarily unavailable.

### `Authentication`

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Provider authentication or authorization failed.

### `InvalidRequest`

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Provider rejected an invalid request.

### `Other`

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Other non-retryable provider failure.

## Trait Implementations

### `impl Clone for UpstreamFailureClass`

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#### `clone`

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#### `clone_from`

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### `impl Debug for UpstreamFailureClass`

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#### `fmt`

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### `impl<'de> Deserialize<'de> for UpstreamFailureClass`

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#### `deserialize`

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### `impl PartialEq for UpstreamFailureClass`

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#### `eq`

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#### `ne`

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### `impl Serialize for UpstreamFailureClass`

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#### `serialize`

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### `impl Copy for UpstreamFailureClass`

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### `impl Eq for UpstreamFailureClass`

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### `impl StructuralPartialEq for UpstreamFailureClass`

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