def complete()

in Tools/scripts/pindent.py [0:0]

• 70 lines of code
• 41 McCabe index (conditional complexity)

    def complete(self):
        stack = []
        todo = []
        currentws = thisid = firstkw = lastkw = topid = ''
        while True:
            line = self.getline()
            i = self.wsprog.match(line).end()
            m = self.endprog.match(line)
            if m:
                thiskw = 'end'
                endkw = m.group('kw')
                thisid = m.group('id')
            else:
                m = self.kwprog.match(line)
                if m:
                    thiskw = m.group('kw')
                    if thiskw not in next:
                        thiskw = ''
                    # end if
                    if thiskw in ('def', 'class'):
                        thisid = m.group('id')
                    else:
                        thisid = ''
                    # end if
                elif line[i:i+1] in ('\n', '#'):
                    todo.append(line)
                    continue
                else:
                    thiskw = ''
                # end if
            # end if
            indentws = line[:i]
            indent = len(indentws.expandtabs(self.tabsize))
            current = len(currentws.expandtabs(self.tabsize))
            while indent < current:
                if firstkw:
                    if topid:
                        s = '# end %s %s\n' % (
                                firstkw, topid)
                    else:
                        s = '# end %s\n' % firstkw
                    # end if
                    self.write(currentws + s)
                    firstkw = lastkw = ''
                # end if
                currentws, firstkw, lastkw, topid = stack.pop()
                current = len(currentws.expandtabs(self.tabsize))
            # end while
            if indent == current and firstkw:
                if thiskw == 'end':
                    if endkw != firstkw:
                        self.error('mismatched end')
                    # end if
                    firstkw = lastkw = ''
                elif not thiskw or thiskw in start:
                    if topid:
                        s = '# end %s %s\n' % (
                                firstkw, topid)
                    else:
                        s = '# end %s\n' % firstkw
                    # end if
                    self.write(currentws + s)
                    firstkw = lastkw = topid = ''
                # end if
            # end if
            if indent > current:
                stack.append((currentws, firstkw, lastkw, topid))
                if thiskw and thiskw not in start:
                    # error
                    thiskw = ''
                # end if
                currentws, firstkw, lastkw, topid = \
                          indentws, thiskw, thiskw, thisid
            # end if
            if thiskw:
                if thiskw in start:
                    firstkw = lastkw = thiskw
                    topid = thisid
                else:
                    lastkw = thiskw
                # end if
            # end if
            for l in todo: self.write(l)
            # end for
            todo = []
            if not line: break
            # end if
            self.write(line)