2021-01-14 22:35:50 -08:00
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use crate::{Accounts, ToAccountInfo, ToAccountInfos, ToAccountMetas};
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2021-01-15 20:10:24 -08:00
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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::program_error::ProgramError;
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use solana_program::pubkey::Pubkey;
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2021-01-14 22:35:50 -08:00
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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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) -> Result<Self, ProgramError> {
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if accounts.len() == 0 {
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return Err(ProgramError::NotEnoughAccountKeys);
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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) -> Vec<AccountMeta> {
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let meta = match self.is_writable {
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false => AccountMeta::new_readonly(*self.key, self.is_signer),
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true => AccountMeta::new(*self.key, self.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> ToAccountInfo<'info> for AccountInfo<'info> {
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fn to_account_info(&self) -> AccountInfo<'info> {
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self.clone()
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}
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}
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