55     let mut hash = Hash::from_bytes_fwd(&haystack[..needle.len()]);  in find_with()
86         Hash::from_bytes_rev(&haystack[haystack.len() - needle.len()..]);  in rfind_with()
107     hash: Hash,
119         let mut nh = NeedleHash { hash: Hash::new(), hash_2pow: 1 };  in forward()
134         let mut nh = NeedleHash { hash: Hash::new(), hash_2pow: 1 };  in reverse()
147     fn eq(&self, hash: Hash) -> bool {  in eq()
155 pub(crate) struct Hash(u32);  struct
157 impl Hash {  impl
159     pub(crate) fn new() -> Hash {  in new()
160         Hash(0)  in new()
164     pub(crate) fn from_bytes_fwd(bytes: &[u8]) -> Hash {  in from_bytes_fwd()  argument
165         let mut hash = Hash::new();  in from_bytes_fwd()
173     fn from_bytes_rev(bytes: &[u8]) -> Hash {  in from_bytes_rev()  argument
174         let mut hash = Hash::new();  in from_bytes_rev()