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Code Issues 15 Packages Projects Releases Wiki Activity

Simplify (optimize?) several file inferring functions

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This commit is contained in:
Vinícius Rodrigues Miguel 2021-11-14 01:53:59 -03:00
parent 2ed4894a59
commit afc8367230
1 changed files with 6 additions and 6 deletions
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12
src/utils/fs.rs
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@ -70,22 +70,22 @@ pub fn try_infer_extension(path: &Path) -> Option<Extension> {
buf.len() > 261 && buf[257..=261] == [0x75, 0x73, 0x74, 0x61, 0x72] buf.len() > 261 && buf[257..=261] == [0x75, 0x73, 0x74, 0x61, 0x72]
} }
fn is_gz(buf: &[u8]) -> bool { fn is_gz(buf: &[u8]) -> bool {
buf.len() > 2 && buf[..=2] == [0x1F, 0x8B, 0x8] buf.starts_with(&[0x1F, 0x8B, 0x8])
} }
fn is_bz2(buf: &[u8]) -> bool { fn is_bz2(buf: &[u8]) -> bool {
buf.len() > 2 && buf[..=2] == [0x42, 0x5A, 0x68] buf.starts_with(&[0x42, 0x5A, 0x68])
} }
fn is_xz(buf: &[u8]) -> bool { fn is_xz(buf: &[u8]) -> bool {
buf.len() > 5 && buf[..=5] == [0xFD, 0x37, 0x7A, 0x58, 0x5A, 0x00] buf.starts_with(&[0xFD, 0x37, 0x7A, 0x58, 0x5A, 0x00])
} }
fn is_lz(buf: &[u8]) -> bool { fn is_lz(buf: &[u8]) -> bool {
buf.len() > 3 && buf[..=3] == [0x4C, 0x5A, 0x49, 0x50] buf.starts_with(&[0x4C, 0x5A, 0x49, 0x50])
} }
fn is_lz4(buf: &[u8]) -> bool { fn is_lz4(buf: &[u8]) -> bool {
buf.len() > 3 && buf[..=3] == [0x04, 0x22, 0x4D, 0x18] buf.starts_with(&[0x04, 0x22, 0x4D, 0x18])
} }
fn is_zst(buf: &[u8]) -> bool { fn is_zst(buf: &[u8]) -> bool {
buf.len() > 3 && buf[..=3] == [0x28, 0xB5, 0x2F, 0xFD] buf.starts_with(&[0x28, 0xB5, 0x2F, 0xFD])
} }
let buf = { let buf = {