def _read(self): if not self.path: return try: fp = open(self.path, "r") except IOError as err: if err.errno != errno.ENOENT: raise return for i, line in enumerate(util.iterfile(fp)): line = line.splitlines()[0].rstrip() if not line: # Ignore blank lines continue try: key, value = line.rsplit(" ", 1) except ValueError: raise error.Abort( _("syntax error in %s(%d): key/value pair expected") % (self.path, i + 1) ) if key not in self: self.order.append(key) super(mapfile, self).__setitem__(key, value) fp.close()
def parsesplicemap(self, path): """ check and validate the splicemap format and return a child/parents dictionary. Format checking has two parts. 1. generic format which is same across all source types 2. specific format checking which may be different for different source type. This logic is implemented in checkrevformat function in source files like hg.py, subversion.py etc. """ if not path: return {} m = {} try: fp = open(path, "r") for i, line in enumerate(util.iterfile(fp)): line = line.splitlines()[0].rstrip() if not line: # Ignore blank lines continue # split line lex = shlex.shlex(line, posix=True) lex.whitespace_split = True lex.whitespace += "," line = list(lex) # check number of parents if not (2 <= len(line) <= 3): raise error.Abort( _("syntax error in %s(%d): child parent1" "[,parent2] expected") % (path, i + 1)) for part in line: self.source.checkrevformat(part) child, p1, p2 = line[0], line[1:2], line[2:] if p1 == p2: m[child] = p1 else: m[child] = p1 + p2 # if file does not exist or error reading, exit except IOError: raise error.Abort( _("splicemap file not found or error reading %s:") % path) return m