53 lines
1.6 KiB
Rust
53 lines
1.6 KiB
Rust
//! AccountInfo can be used as a type but
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//! [Unchecked Account](crate::accounts::unchecked_account::UncheckedAccount)
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//! should be used instead.
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use crate::error::ErrorCode;
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use crate::{Accounts, AccountsExit, Key, Result, ToAccountInfos, ToAccountMetas};
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use solana_program::account_info::AccountInfo;
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use solana_program::instruction::AccountMeta;
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use solana_program::pubkey::Pubkey;
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use std::collections::{BTreeMap, BTreeSet};
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impl<'info> Accounts<'info> for AccountInfo<'info> {
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fn try_accounts(
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_program_id: &Pubkey,
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accounts: &mut &[AccountInfo<'info>],
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_ix_data: &[u8],
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_bumps: &mut BTreeMap<String, u8>,
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_reallocs: &mut BTreeSet<Pubkey>,
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) -> Result<Self> {
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if accounts.is_empty() {
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return Err(ErrorCode::AccountNotEnoughKeys.into());
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}
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let account = &accounts[0];
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*accounts = &accounts[1..];
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Ok(account.clone())
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}
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}
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impl<'info> ToAccountMetas for AccountInfo<'info> {
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fn to_account_metas(&self, is_signer: Option<bool>) -> Vec<AccountMeta> {
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let is_signer = is_signer.unwrap_or(self.is_signer);
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let meta = match self.is_writable {
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false => AccountMeta::new_readonly(*self.key, is_signer),
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true => AccountMeta::new(*self.key, is_signer),
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};
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vec![meta]
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}
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}
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impl<'info> ToAccountInfos<'info> for AccountInfo<'info> {
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fn to_account_infos(&self) -> Vec<AccountInfo<'info>> {
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vec![self.clone()]
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}
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}
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impl<'info> AccountsExit<'info> for AccountInfo<'info> {}
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impl<'info> Key for AccountInfo<'info> {
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fn key(&self) -> Pubkey {
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*self.key
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}
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}
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