Trait DeterministicHasher

Source

pub trait DeterministicHasher {
Show 14 methods    // Required methods
    fn finish(&self) -> u64;
    fn write_bytes(&mut self, bytes: &[u8]);

    // Provided methods
    fn write_u8(&mut self, i: u8) { ... }
    fn write_usize(&mut self, i: usize) { ... }
    fn write_isize(&mut self, i: isize) { ... }
    fn write_u16(&mut self, i: u16) { ... }
    fn write_u32(&mut self, i: u32) { ... }
    fn write_u64(&mut self, i: u64) { ... }
    fn write_i8(&mut self, i: i8) { ... }
    fn write_i16(&mut self, i: i16) { ... }
    fn write_i32(&mut self, i: i32) { ... }
    fn write_i64(&mut self, i: i64) { ... }
    fn write_u128(&mut self, i: u128) { ... }
    fn write_i128(&mut self, i: i128) { ... }
}

Expand description

Signals the implementor can safely hash in a replicatable way across platforms and process runs.

Note that the default std::hash::Hash trait used by Rust allows for hashing that differs across process runs, so it is not suitable for persistent caching with turbo-tasks.