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Evan Mesterhazy 966a5505e2 Add support for deriving ContentHash for Enums
Here's an example of what the derived output looks like for an enum:

```rust
pub enum TreeValue {
    File { id: FileId, executable: bool },
    Symlink(SymlinkId),
    Tree(TreeId),
    GitSubmodule(CommitId),
    Conflict(ConflictId),
}
#[automatically_derived]
impl ::jj_lib::content_hash::ContentHash for TreeValue {
    fn hash(&self, state: &mut impl digest::Update) {
        match self {
            Self::File { id, executable } => {
                state.update(&0u32.to_le_bytes());
                ::jj_lib::content_hash::ContentHash::hash(id, state);
                ::jj_lib::content_hash::ContentHash::hash(executable, state);
            }
            Self::Symlink(field_0) => {
                state.update(&1u32.to_le_bytes());
                ::jj_lib::content_hash::ContentHash::hash(field_0, state);
            }
            Self::Tree(field_0) => {
                state.update(&2u32.to_le_bytes());
                ::jj_lib::content_hash::ContentHash::hash(field_0, state);
            }
            Self::GitSubmodule(field_0) => {
                state.update(&3u32.to_le_bytes());
                ::jj_lib::content_hash::ContentHash::hash(field_0, state);
            }
            Self::Conflict(field_0) => {
                state.update(&4u32.to_le_bytes());
                ::jj_lib::content_hash::ContentHash::hash(field_0, state);
            }
        }
    }
}
```


#3054
2024-02-20 12:59:35 -05:00
..
benches cargo: rename crates from jujutsu/jujutsu-lib to jj-cli/jj-lib 2023-07-09 06:40:43 +02:00
gen-protos Use { workspace = true } to appease VS Code's Cargo.toml parser 2023-08-22 21:38:53 -07:00
proc-macros Add support for deriving ContentHash for Enums 2024-02-20 12:59:35 -05:00
src Add support for deriving ContentHash for Enums 2024-02-20 12:59:35 -05:00
tests clippy: run nightly cargo clippy --fix 2024-02-19 23:38:33 -08:00
testutils compile integration tests as a single binary 2024-02-06 18:19:41 -08:00
Cargo.toml Switch to ignore crate for gitignore handling. 2024-02-20 09:12:46 -08:00
LICENSE cargo: add LICENSE file to each crate we publish 2023-09-22 21:48:28 -07:00