carbon_token_program_decoder/instructions/
close_account.rs

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use carbon_core::borsh;
use carbon_core::deserialize::{ArrangeAccounts, CarbonDeserialize};
use carbon_proc_macros::CarbonDeserialize;

#[derive(
    CarbonDeserialize, Debug, serde::Serialize, serde::Deserialize, PartialEq, Eq, Clone, Hash,
)]
#[carbon(discriminator = "0x09")]
pub struct CloseAccount {}

pub struct CloseAccountAccounts {
    pub account: solana_sdk::pubkey::Pubkey,
    pub destination: solana_sdk::pubkey::Pubkey,
    pub owner: solana_sdk::pubkey::Pubkey,
    pub remaining_accounts: Vec<solana_sdk::instruction::AccountMeta>,
}

impl ArrangeAccounts for CloseAccount {
    type ArrangedAccounts = CloseAccountAccounts;

    fn arrange_accounts(
        &self,
        accounts: Vec<solana_sdk::instruction::AccountMeta>,
    ) -> Option<Self::ArrangedAccounts> {
        let account = accounts.get(0)?;
        let destination = accounts.get(1)?;
        let owner = accounts.get(2)?;

        Some(CloseAccountAccounts {
            account: account.pubkey,
            destination: destination.pubkey,
            owner: owner.pubkey,
            remaining_accounts: accounts.get(3..).unwrap_or_default().to_vec(),
        })
    }
}