comparison rust/hg-core/src/revlog/node.rs @ 46744:b1f2c2b336ec

rhg: `cat` command: print error messages for missing files

And exit with an error code if no file was matched.
This matches the behavior of Python-based hg.

Differential Revision: https://phab.mercurial-scm.org/D10142

46743:84a3deca963a

/// The length in bytes of a `Node`
///
/// see also `NODES_BYTES_LENGTH` about it being private.
const NODE_NYBBLES_LENGTH: usize = 2 * NODE_BYTES_LENGTH;

/// Private alias for readability and to ease future change
type NodeData = [u8; NODE_BYTES_LENGTH];

/// Binary revision SHA

    ///
    /// This is needed by FFI layers, for instance to return expected
    /// binary values to Python.
    pub fn as_bytes(&self) -> &[u8] {
        &self.data
    }
}

/// The beginning of a binary revision SHA.
///

46744:b1f2c2b336ec

/// The length in bytes of a `Node`
///
/// see also `NODES_BYTES_LENGTH` about it being private.
const NODE_NYBBLES_LENGTH: usize = 2 * NODE_BYTES_LENGTH;

/// Default for UI presentation
const SHORT_PREFIX_DEFAULT_NYBBLES_LENGTH: u8 = 12;

/// Private alias for readability and to ease future change
type NodeData = [u8; NODE_BYTES_LENGTH];

/// Binary revision SHA

    ///
    /// This is needed by FFI layers, for instance to return expected
    /// binary values to Python.
    pub fn as_bytes(&self) -> &[u8] {
        &self.data
    }

    pub fn short(&self) -> NodePrefix {
        NodePrefix {
            nybbles_len: SHORT_PREFIX_DEFAULT_NYBBLES_LENGTH,
            data: self.data,
        }
    }
}

/// The beginning of a binary revision SHA.
///