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32 lines
656 B
Rust
32 lines
656 B
Rust
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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use ring::digest::Context;
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use ring::digest::SHA256;
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pub fn gen(v: &[impl AsRef<[u8]>]) -> String {
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let mut ctx = Context::new(&SHA256);
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for src in v {
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ctx.update(src.as_ref());
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}
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let digest = ctx.finish();
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let out: Vec<String> = digest
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.as_ref()
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.iter()
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.map(|byte| format!("{:02x}", byte))
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.collect();
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out.join("")
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_gen() {
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let actual = gen(&[b"hello world"]);
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assert_eq!(
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actual,
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"b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9"
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);
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}
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}
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