Use `str::starts_with` method to check bech32 address prefixes.

Signed-off-by: Jean Pierre Dudey <jeandudey@hotmail.com>
This commit is contained in:
Jean Pierre Dudey 2018-08-20 18:11:14 -04:00
parent 2d961412af
commit b78d7a7428
1 changed files with 3 additions and 5 deletions

View File

@ -247,11 +247,9 @@ impl FromStr for Address {
fn from_str(s: &str) -> Result<Address, Error> {
// bech32 (note that upper or lowercase is allowed but NOT mixed case)
if (s.len() >= 3 &&
(&s.as_bytes()[0..3] == b"bc1" || &s.as_bytes()[0..3] == b"BC1" ||
&s.as_bytes()[0..3] == b"tb1" || &s.as_bytes()[0..3] == b"TB1" )) ||
(s.len() >= 5 &&
(&s.as_bytes()[0..5] == b"bcrt1" || &s.as_bytes()[0..5] == b"BCRT1"))
if s.starts_with("bc1") || s.starts_with("BC1") ||
s.starts_with("tb1") || s.starts_with("TB1") ||
s.starts_with("bcrt1") || s.starts_with("BCRT1")
{
let witprog = WitnessProgram::from_address(s)?;
let network = match witprog.network() {