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denoland-deno/cli/checksum.rs
Ry Dahl 86b3ac5108
feat: lockfiles (#3231)
Use --lock-write=lock.json or --lock-check=lock.json on the command
line.
2019-11-03 10:39:27 -05:00

20 lines
450 B
Rust

use ring;
use std::fmt::Write;
pub fn gen(v: Vec<&[u8]>) -> String {
let mut ctx = ring::digest::Context::new(&ring::digest::SHA256);
for src in v.iter() {
ctx.update(src);
}
let digest = ctx.finish();
let mut out = String::new();
// TODO There must be a better way to do this...
for byte in digest.as_ref() {
write!(&mut out, "{:02x}", byte).unwrap();
}
out
}
pub fn gen2(s: &str) -> String {
gen(vec![s.as_bytes()])
}