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solana_token_toolkit/
error.rs

1//! Error types returned by the `solana-token-toolkit` public API.
2
3use solana_pubkey::Pubkey;
4
5/// All errors returned by `solana-token-toolkit` public API.
6#[derive(thiserror::Error, Debug)]
7#[non_exhaustive]
8pub enum TokenError {
9    /// An RPC call failed.
10    #[cfg(feature = "rpc")]
11    #[error("RPC call failed: {0}")]
12    Rpc(#[from] solana_client::client_error::ClientError),
13
14    /// A requested mint account does not exist on chain.
15    #[error("mint account not found: {0}")]
16    MintNotFound(Pubkey),
17
18    /// Failed to decode a mint account.
19    #[error("mint account decode failed: {mint}: {reason}")]
20    MintDecodeFailed {
21        /// The mint pubkey whose account data could not be decoded.
22        mint: Pubkey,
23        /// Underlying decode error message.
24        reason: String,
25    },
26
27    /// Failed to decode a token account (e.g. while reading wSOL balance).
28    #[error("token account decode failed: {token_account}: {reason}")]
29    TokenAccountDecodeFailed {
30        /// The token account pubkey whose data could not be decoded.
31        token_account: Pubkey,
32        /// Underlying decode error message.
33        reason: String,
34    },
35
36    /// `assemble_token_account_state` was called with mismatched slice lengths.
37    #[error("mints/mint_accounts length mismatch: {mints} vs {mint_accounts}")]
38    LengthMismatch {
39        /// Length of the `mints` slice.
40        mints: usize,
41        /// Length of the `mint_accounts` slice.
42        mint_accounts: usize,
43    },
44
45    /// `reject_transfer_hook_mints` found a hook on a mint.
46    #[error("transfer hook detected on mint {mint} (program: {program})")]
47    TransferHookDetected {
48        /// The mint that has the transfer hook.
49        mint: Pubkey,
50        /// The hook program ID configured on the mint.
51        program: Pubkey,
52    },
53
54    /// `MintIntent::WithBalance` was used with a non-SOL mint.
55    #[error("WithBalance intent on non-SOL mint {0} is not supported")]
56    WithBalanceNotSupported(Pubkey),
57
58    /// `MintIntent::WithBalance` for native SOL was paired with
59    /// `WrapSolStrategy::None`.
60    #[error(
61        "WithBalance intent for native SOL requires WrapSolStrategy::Ata or Keypair, not None"
62    )]
63    IncoherentWrapStrategy,
64
65    /// An `spl-token-*` instruction builder returned an error.
66    #[error("instruction build failed: {0}")]
67    InstructionBuild(String),
68
69    /// `MintIntent::RequireTokenBalance` failed because actual balance is
70    /// below required. `actual` is `0` when the ATA does not exist on chain.
71    #[error("token balance insufficient on mint {mint}: required {required}, actual {actual}")]
72    InsufficientBalance {
73        /// The mint whose balance check failed.
74        mint: Pubkey,
75        /// The amount the caller required.
76        required: u64,
77        /// The actual balance found in `state.mints[mint].ata_account` (or 0 if missing).
78        actual: u64,
79    },
80
81    /// `MintIntent::RequireTokenBalance` was used with `native_mint::ID`
82    /// (SOL/wSOL). For SOL balance preparation, use `MintIntent::WithBalance`
83    /// (which transfers SOL into wSOL).
84    #[error("RequireTokenBalance intent on SOL/wSOL mint {0} is not supported (use WithBalance)")]
85    RequireBalanceForSolNotSupported(Pubkey),
86}