uv/crates/uv-configuration/src/hash.rs

36 lines
1.1 KiB
Rust

#[derive(Debug, Copy, Clone)]
pub enum HashCheckingMode {
/// Hashes should be validated against a pre-defined list of hashes. Every requirement must
/// itself be hashable (e.g., Git dependencies are forbidden) _and_ have a hash in the lockfile.
Require,
/// Hashes should be validated, if present, but ignored if absent.
Verify,
}
impl HashCheckingMode {
/// Return the [`HashCheckingMode`] from the command-line arguments, if any.
pub fn from_args(require_hashes: bool, verify_hashes: bool) -> Option<Self> {
if require_hashes {
Some(Self::Require)
} else if verify_hashes {
Some(Self::Verify)
} else {
None
}
}
/// Returns `true` if the hash checking mode is `Require`.
pub fn is_require(&self) -> bool {
matches!(self, Self::Require)
}
}
impl std::fmt::Display for HashCheckingMode {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
Self::Require => write!(f, "--require-hashes"),
Self::Verify => write!(f, "--verify-hashes"),
}
}
}