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left pad addresses

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This commit is contained in:
Bryan Stitt 2022-09-24 07:18:33 +00:00
parent a80503ac48
commit 3074d6f76f
1 changed files with 6 additions and 8 deletions
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14
web3_proxy/src/bin/web3_proxy_cli/create_user.rs
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@ -39,21 +39,19 @@ impl CreateUserSubCommand {
// TODO: would be nice to use the fixed array instead of a Vec in the entities
// take a simple String. If it starts with 0x, parse as address. otherwise convert ascii to hex
// TODO: there has to be a cleaner way to convert a String to a [u8; 20]
let address = if self.address.starts_with("0x") {
let address = self.address.parse::<Address>()?;
address.to_fixed_bytes().into()
} else {
let bytes = self.address.as_bytes();
// left pad and truncate the string
let address = &format!("{:\x00>20}", self.address)[0..20];
let mut address: [u8; 20] = [0; 20];
// convert the string to bytes
let bytes = address.as_bytes();
let len = 20.min(bytes.len());
address[..len].copy_from_slice(&bytes[..len]);
address.into()
// convert the slice to a Vec
bytes.try_into().unwrap()
};
// TODO: get existing or create a new one