70ecd6caa0
Transaction Science open standards monorepo. Each subdirectory is a self-contained reference protocol with its own README and licence. - openpay/ Apache-2.0 payment-acceptance stack (Rust, 26 crates) - smart-byte/ CC-BY-4.0 content-addressed value carrier (spec) - eoc/ CC-BY-4.0 energy-optimised compute (spec) The wire format and the right to fork are public. The optional hosted services are the offer; the protocols are not.
61 lines
2 KiB
Rust
61 lines
2 KiB
Rust
//! Sealed error type.
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use thiserror::Error;
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/// Crate `Result` alias.
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pub type Result<T> = core::result::Result<T, Error>;
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/// Failure modes for crypto-rail operations.
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#[derive(Debug, Error, Clone, PartialEq, Eq)]
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pub enum Error {
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/// Network transport failed (RPC unreachable, websocket
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/// disconnect). Retry-safe at the rail layer.
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#[error("transport: {0}")]
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Transport(String),
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/// Chain rejected the transaction (revert, simulation failure,
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/// insufficient funds, invalid signature). Includes the
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/// chain-side reason if the gateway can surface one.
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#[error("rejected by chain: code={code} message={message}")]
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Rejected {
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/// Chain-supplied error code (e.g. `"insufficient_funds"`,
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/// EVM revert reason, Solana program error).
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code: String,
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/// Human-readable message.
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message: String,
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},
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/// Address doesn't match the chain's format (wrong checksum,
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/// invalid base58, wrong length). Validated by the driver
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/// before broadcast.
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#[error("invalid wallet address for chain `{chain}`: {reason}")]
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InvalidAddress {
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/// Chain identifier.
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chain: String,
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/// Why validation failed.
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reason: String,
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},
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/// Driver received a wallet from a chain it doesn't service
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/// (e.g. an Ethereum address sent to a `usdc-solana` driver).
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#[error("driver does not service chain `{0}`")]
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UnsupportedChain(String),
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/// Driver was asked to settle a token it doesn't service
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/// (e.g. USDC vs USDT confusion).
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#[error("driver does not service token `{0}`")]
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UnsupportedToken(String),
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/// A field required by the gateway is missing.
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#[error("missing required field: {0}")]
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MissingField(&'static str),
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/// Forwarded `op-core` error.
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#[error(transparent)]
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Core(#[from] op_core::Error),
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/// Driver self-reported a validation failure that doesn't fit
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/// the standard taxonomy. Free-form.
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#[error("driver validation: {0}")]
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DriverValidation(String),
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}
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