22     nullhex,

  1866 @command('debugmergestate', [], '')

  1867 def debugmergestate(ui, repo, *args):

  1868     """print merge state

  1869 

  1870     Use --verbose to print out information about whether v1 or v2 merge state

  1871     was chosen."""

  1872     def _hashornull(h):

  1873         if h == nullhex:

  1874             return 'null'

  1875         else:

  1876             return h

  1877 

  1878     def printrecords(version):

  1879         ui.write(('* version %s records\n') % version)

  1880         if version == 1:

  1881             records = v1records

  1882         else:

  1883             records = v2records

  1884 

  1885         for rtype, record in records:

  1886             # pretty print some record types

  1887             if rtype == 'L':

  1888                 ui.write(('local: %s\n') % record)

  1889             elif rtype == 'O':

  1890                 ui.write(('other: %s\n') % record)

  1891             elif rtype == 'm':

  1892                 driver, mdstate = record.split('\0', 1)

  1893                 ui.write(('merge driver: %s (state "%s")\n')

  1894                          % (driver, mdstate))

  1895             elif rtype in 'FDC':

  1896                 r = record.split('\0')

  1897                 f, state, hash, lfile, afile, anode, ofile = r[0:7]

  1898                 if version == 1:

  1899                     onode = 'not stored in v1 format'

  1900                     flags = r[7]

  1901                 else:

  1902                     onode, flags = r[7:9]

  1903                 ui.write(('file: %s (record type "%s", state "%s", hash %s)\n')

  1904                          % (f, rtype, state, _hashornull(hash)))

  1905                 ui.write(('  local path: %s (flags "%s")\n') % (lfile, flags))

  1906                 ui.write(('  ancestor path: %s (node %s)\n')

  1907                          % (afile, _hashornull(anode)))

  1908                 ui.write(('  other path: %s (node %s)\n')

  1909                          % (ofile, _hashornull(onode)))

  1910             elif rtype == 'f':

  1911                 filename, rawextras = record.split('\0', 1)

  1912                 extras = rawextras.split('\0')

  1913                 i = 0

  1914                 extrastrings = []

  1915                 while i < len(extras):

  1916                     extrastrings.append('%s = %s' % (extras[i], extras[i + 1]))

  1917                     i += 2

  1918 

  1919                 ui.write(('file extras: %s (%s)\n')

  1920                          % (filename, ', '.join(extrastrings)))

  1921             elif rtype == 'l':

  1922                 labels = record.split('\0', 2)

  1923                 labels = [l for l in labels if len(l) > 0]

  1924                 ui.write(('labels:\n'))

  1925                 ui.write(('  local: %s\n' % labels[0]))

  1926                 ui.write(('  other: %s\n' % labels[1]))

  1927                 if len(labels) > 2:

  1928                     ui.write(('  base:  %s\n' % labels[2]))

  1929             else:

  1930                 ui.write(('unrecognized entry: %s\t%s\n')

  1931                          % (rtype, record.replace('\0', '\t')))

  1932 

  1933     # Avoid mergestate.read() since it may raise an exception for unsupported

  1934     # merge state records. We shouldn't be doing this, but this is OK since this

  1935     # command is pretty low-level.

  1936     ms = mergemod.mergestate(repo)

  1937 

  1938     # sort so that reasonable information is on top

  1939     v1records = ms._readrecordsv1()

  1940     v2records = ms._readrecordsv2()

  1941     order = 'LOml'

  1942     def key(r):

  1943         idx = order.find(r[0])

  1944         if idx == -1:

  1945             return (1, r[1])

  1946         else:

  1947             return (0, idx)

  1948     v1records.sort(key=key)

  1949     v2records.sort(key=key)

  1950 

  1951     if not v1records and not v2records:

  1952         ui.write(('no merge state found\n'))

  1953     elif not v2records:

  1954         ui.note(('no version 2 merge state\n'))

  1955         printrecords(1)

  1956     elif ms._v1v2match(v1records, v2records):

  1957         ui.note(('v1 and v2 states match: using v2\n'))

  1958         printrecords(2)

  1959     else:

  1960         ui.note(('v1 and v2 states mismatch: using v1\n'))

  1961         printrecords(1)

  1962         if ui.verbose:

  1963             printrecords(2)

  1964