Mercurial > hg
view contrib/debugcmdserver.py @ 38085:e887381e2976
py3: bytestr() bytes to get bytechar while iterating on it
Iterating on bytes give you ascii values instead of bytechr so we need to wrap
the bytes in pycompat.bytestr() to get bytechr while iterating.
Differential Revision: https://phab.mercurial-scm.org/D3609
author | Pulkit Goyal <7895pulkit@gmail.com> |
---|---|
date | Sat, 19 May 2018 18:51:14 +0530 |
parents | cd03fbd5ab57 |
children | 2372284d9457 |
line wrap: on
line source
#!/usr/bin/env python # # Dumps output generated by Mercurial's command server in a formatted style to a # given file or stderr if '-' is specified. Output is also written in its raw # format to stdout. # # $ ./hg serve --cmds pipe | ./contrib/debugcmdserver.py - # o, 52 -> 'capabilities: getencoding runcommand\nencoding: UTF-8' from __future__ import absolute_import, print_function import struct import sys if len(sys.argv) != 2: print('usage: debugcmdserver.py FILE') sys.exit(1) outputfmt = '>cI' outputfmtsize = struct.calcsize(outputfmt) if sys.argv[1] == '-': log = sys.stderr else: log = open(sys.argv[1], 'a') def read(size): data = sys.stdin.read(size) if not data: raise EOFError sys.stdout.write(data) sys.stdout.flush() return data try: while True: header = read(outputfmtsize) channel, length = struct.unpack(outputfmt, header) log.write('%s, %-4d' % (channel, length)) if channel in 'IL': log.write(' -> waiting for input\n') else: data = read(length) log.write(' -> %r\n' % data) log.flush() except EOFError: pass finally: if log != sys.stderr: log.close()