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feature: mpl-utils: Log assert failures for easier debugging #1163

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feature: mpl-utils: Log assert failures for easier debugging #1163

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f15e902
utils: Log assert failures for easier debugging
KartikSoneji Nov 11, 2023
89d86ff
Replace `sol_log(format!())` with `msg!()`
KartikSoneji Nov 20, 2023
d687949
Remove extra `\n`
KartikSoneji Nov 22, 2023
433aa54
Shorten assert failure log messages
KartikSoneji Nov 30, 2023
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23 changes: 23 additions & 0 deletions core/rust/utils/src/assertions.rs
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
use solana_program::{
account_info::AccountInfo,
entrypoint::ProgramResult,
msg,
program_error::ProgramError,
program_pack::{IsInitialized, Pack},
pubkey::Pubkey,
Expand All @@ -9,6 +10,7 @@ use solana_program::{

pub fn assert_signer(account_info: &AccountInfo) -> ProgramResult {
if !account_info.is_signer {
msg!("{key} is not a signer", key = account_info.key,);
Err(ProgramError::MissingRequiredSignature)
} else {
Ok(())
Expand All @@ -21,6 +23,7 @@ pub fn assert_initialized<T: Pack + IsInitialized>(
) -> Result<T, ProgramError> {
let account: T = T::unpack_unchecked(&account_info.data.borrow())?;
if !account.is_initialized() {
msg!("{key} is not initialized", key = account_info.key,);
Err(error.into())
} else {
Ok(account)
Expand All @@ -33,6 +36,12 @@ pub fn assert_owned_by(
error: impl Into<ProgramError>,
) -> ProgramResult {
if account.owner != owner {
msg!(
"invalid owner for {key}: expected {expected}, got {actual}",
key = account.key,
expected = owner,
actual = account.owner
);
Err(error.into())
} else {
Ok(())
Expand All @@ -47,6 +56,14 @@ pub fn assert_derivation(
) -> Result<u8, ProgramError> {
let (key, bump) = Pubkey::find_program_address(path, program_id);
if key != *account.key {
msg!(
"derivation assertion failed for {actual_key}:
\x20 expected {key} with program {program_id}, path {path:?}",
actual_key = account.key,
key = key,
program_id = program_id,
path = path,
);
return Err(error.into());
}
Ok(bump)
Expand All @@ -58,6 +75,12 @@ pub fn assert_rent_exempt(
error: impl Into<ProgramError>,
) -> ProgramResult {
if !rent.is_exempt(account_info.lamports(), account_info.data_len()) {
msg!(
"{key} is not rent-exempt: has {balance} lamports, requires {min} lamports",
key = account_info.key,
balance = account_info.lamports(),
min = rent.minimum_balance(account_info.data_len()),
);
Err(error.into())
} else {
Ok(())
Expand Down