Files
solana/sdk/program/src/debug_account_data.rs
fee1-dead c4a9c8b5e9 Remove dependency on hex (#21567)
* Remove dependency on `hex`

* Update lock file

* Use `debug_struct` instead of own format

* Share code, add test, and fix rent_epoch spelling

Co-authored-by: Tyera Eulberg <tyera@solana.com>
2021-12-03 20:53:35 -07:00

21 lines
541 B
Rust

use std::{cmp, fmt};
pub(crate) const MAX_DEBUG_ACCOUNT_DATA: usize = 64;
pub fn debug_account_data(data: &[u8], f: &mut fmt::DebugStruct<'_, '_>) {
let data_len = cmp::min(MAX_DEBUG_ACCOUNT_DATA, data.len());
if data_len > 0 {
f.field("data", &Hex(&data[..data_len]));
}
}
pub(crate) struct Hex<'a>(pub(crate) &'a [u8]);
impl fmt::Debug for Hex<'_> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
for &byte in self.0 {
write!(f, "{:02x}", byte)?;
}
Ok(())
}
}