48 lines
1.1 KiB
Rust
48 lines
1.1 KiB
Rust
use hex::ToHex;
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use serde::{Deserialize, Serialize};
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use sha2::{Digest, Sha256};
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#[derive(Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
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/// A unique description of an origin, from where a domain might be served.
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pub enum Descr {
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Git { url: String, branch_name: String },
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}
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impl Descr {
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/// Returns a globally unique string for the Descr.
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pub fn id(&self) -> String {
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let mut h = Sha256::new();
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let mut h_update = |b: &str| {
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h.update(b);
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h.update("\n");
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};
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match self {
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Descr::Git { url, branch_name } => {
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h_update("git");
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h_update(url);
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h_update(branch_name);
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}
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}
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h.finalize().encode_hex::<String>()
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}
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}
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#[cfg(test)]
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mod descr_tests {
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#[test]
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fn id() {
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assert_eq!(
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super::Descr::Git {
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url: String::from("foo"),
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branch_name: String::from("bar"),
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}
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.id(),
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"424130b9e6c1675c983b4b97579877e16d8a6377e4fe10970e6d210811c3b7ac",
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)
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}
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}
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