#compdef diffstat

_arguments -s -S \
  '-b[ignore lines indicating binary file differences]' \
  '-c[prefix each line with hash mark]' \
  '-C[use color highlighting of histogram]' \
  '-d[print debug information]' \
  '-D+[specify location of patched files for unchanged count]:location:_directories' \
  '-e+[redirect standard error to specified file]:error file:_files' \
  '-E[trim escape sequences, e.g. from colordiff]' \
  '-f+[specify histogram format]:format:((0\:concise 1\:normal 2\:dots 3\:dots+normal 4\:value 5\:value+normal 6\:value+dots 7\:value+dots+normal))' \
  '(- *)-h[display help information]' \
  '-k[suppress merging of filenames in report]' \
  '-K[resolve ambiguity of "only" filenames]' \
  '-l[list only the filenames]' \
  '-m[merge insert/delete data in chunks as modified-lines]' \
  '-n+[specify minimum width for filenames]:width [auto]' \
  '-N+[specify maximum width for filenames]:width [auto]' \
  '-o+[redirect standard output to specified file]:output file:_files' \
  '-p+[specify number of path separators to strip]:path components [common]' \
  '-q[suppress "0 files changed" message for empty diffs]' \
  '-r+[specify rounding for histogram]:rounding:((0\:none 1\:simple 2\:simple+adjustment))' \
  '(-t)-s[show only the summary line]' \
  '-S+[specify location of original files for unchanged count]:location:_directories' \
  '-R[assume patch was created with old and new files swapped]' \
  '(-T -s)-t[overrides histogram, generates csv output]' \
  '(-t)-T[print amounts (like -t) in addition to histogram]' \
  '-u[suppress sorting of filenames in report]' \
  '-v[show progress]' \
  '(- *)-V[print version number]' \
  '-w+[specify maximumn width of output]:maximum width [80]' \
  '*:patch file:_files'