anchor.diff:          IF lv_compressed(lv_compressed_len) <> lv_data(lv_compressed_len).
             "Lets try with zlib before error in out for good
             "This fixes issues with TFS 2017 and visualstudio.com Git repos
  -          zlib_compress_length( CHANGING cv_data = lv_data ).
  +          zlib_decompress( CHANGING cv_data = lv_data ).
           ELSE.
             lv_data = lv_data+lv_compressed_len.
           ENDIF.
  
positive.code: * '7801', call custom implementation of DEFLATE algorithm.
  * The custom implementation could handle both, but most likely the kernel
  * implementation runs faster than the custom ABAP.
          zlib_compress_length( CHANGING cv_data = lv_data ).
        ENDIF.
  
        lv_data = lv_data+4. " skip adler checksum
  
negative.code:       EXPORTING ev_length TYPE i
        CHANGING  cv_data   TYPE xstring.
  
      CLASS-METHODS zlib_decompress
        CHANGING cv_data TYPE xstring
        RAISING  lcx_exception.
  
  