carbon_token_program_decoder/instructions/
approve.rs

1use alloc::vec::Vec;
2use carbon_core::{borsh, CarbonDeserialize};
3#[derive(
4    CarbonDeserialize, Debug, serde::Serialize, serde::Deserialize, PartialEq, Eq, Clone, Hash,
5)]
6#[carbon(discriminator = "0x04")]
7pub struct Approve {
8    pub amount: u64,
9}
10
11pub struct ApproveAccounts {
12    pub source: solana_pubkey::Pubkey,
13    pub delegate: solana_pubkey::Pubkey,
14    pub owner: solana_pubkey::Pubkey,
15    pub remaining_accounts: Vec<solana_instruction::AccountMeta>,
16}
17
18impl carbon_core::deserialize::ArrangeAccounts for Approve {
19    type ArrangedAccounts = ApproveAccounts;
20
21    fn arrange_accounts(
22        accounts: &[solana_instruction::AccountMeta],
23    ) -> Option<Self::ArrangedAccounts> {
24        let [source, delegate, owner, remaining_accounts @ ..] = accounts else {
25            return None;
26        };
27
28        Some(ApproveAccounts {
29            source: source.pubkey,
30            delegate: delegate.pubkey,
31            owner: owner.pubkey,
32            remaining_accounts: remaining_accounts.to_vec(),
33        })
34    }
35}