46 struct Decoder {  struct
60     Decoder(std::span<char> output_buffer) : output_buffer_(output_buffer) {}  in Decoder()  argument
61     ~Decoder() = default;
90 struct NullDecoder final : public Decoder {
91     explicit NullDecoder(std::span<char> output_buffer) : Decoder(output_buffer) {}  in NullDecoder()
136 struct BrotliDecoder final : public Decoder {
138         : Decoder(output_buffer),  in BrotliDecoder()
235 struct LZ4Decoder final : public Decoder {
237         : Decoder(output_buffer), decoder_(nullptr, nullptr) {  in LZ4Decoder()
386 struct ZstdDecoder final : public Decoder {
388         : Decoder(output_buffer), decoder_(ZSTD_createDStream(), ZSTD_freeDStream) {  in ZstdDecoder()