fn from_lengths(lengths:&[u4]) -> DynamicHuffmanCodes {
		let mut lengths:Vec<DynamicHuffmanCodeValue> = lengths.iter().cloned().zip(0..)
				.map(|(length, value)| DynamicHuffmanCodeValue{length, value})
				.filter(|x| x.length != u4::_0).collect();
		lengths.sort_by_key(|x| x.length);
		DynamicHuffmanCodes{ backing:lengths }
	}
/// Create the set of codes from the code lengths of each item
Create the set of codes from the code lengths of each item
Create the set of codes from the code lengths of each item
fn from_lengths(lengths:&[u4]) -> DynamicHuffmanCodes {
		let mut lengths:Vec<DynamicHuffmanCodeValue> = lengths.iter().cloned().zip(0..)
				.map(|(length, value)| DynamicHuffmanCodeValue{length, value})
				.filter(|x| x.length != u4::_0).collect();
		lengths.sort_by_key(|x| x.length);
		DynamicHuffmanCodes{ backing:lengths }
	}
fn from_lengths ( lengths : & [ u4 ] ) -> DynamicHuffmanCodes { let mut lengths : Vec < DynamicHuffmanCodeValue > = lengths . iter ( ) . cloned ( ) . zip ( 0 .. ) . map ( | ( length , value ) | DynamicHuffmanCodeValue { length , value } ) . filter ( | x | x . length != u4 :: _0 ) . collect ( ) ; lengths . sort_by_key ( | x | x . length ) ; DynamicHuffmanCodes { backing : lengths } }
Create the set of codes from the code lengths of each item
Create the set of codes from the code lengths of each item
lengths
&[u4]