gio/gdbus-2.0/codegen/utils.py

   1 # -*- Mode: Python -*-
   2
   3 # GDBus - GLib D-Bus Library
   4 #
   5 # Copyright (C) 2008-2011 Red Hat, Inc.
   6 #
   7 # This library is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU Lesser General Public
   9 # License as published by the Free Software Foundation; either
  10 # version 2 of the License, or (at your option) any later version.
  11 #
  12 # This library is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # Lesser General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU Lesser General
  18 # Public License along with this library; if not, write to the
  19 # Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  20 # Boston, MA 02111-1307, USA.
  21 #
  22 # Author: David Zeuthen <davidz@redhat.com>
  23
  24 import distutils.version
  25
  26 def strip_dots(s):
  27     ret = ''
  28     force_upper = False
  29     for c in s:
  30         if c == '.':
  31             force_upper = True
  32         else:
  33             if force_upper:
  34                 ret += c.upper()
  35                 force_upper = False
  36             else:
  37                 ret += c
  38     return ret
  39
  40 def dots_to_hyphens(s):
  41     return s.replace('.', '-')
  42
  43 def camel_case_to_uscore(s):
  44     ret = ''
  45     insert_uscore = False
  46     prev_was_lower = False
  47     initial = True;
  48     for c in s:
  49         # Keep initial underscores in camel case
  50         if initial and c == '_':
  51             ret += '_'
  52             continue;
  53         initial = False
  54
  55         if c.isupper():
  56             if prev_was_lower:
  57                 insert_uscore = True
  58             prev_was_lower = False
  59         else:
  60             prev_was_lower = True
  61         if insert_uscore:
  62             ret += '_'
  63         ret += c.lower()
  64         insert_uscore = False
  65     return ret
  66
  67 def is_ugly_case(s):
  68     if s and s.find('_') > 0:
  69         return True
  70     return False
  71
  72 def lookup_annotation(annotations, key):
  73     if annotations:
  74         for a in annotations:
  75             if a.key == key:
  76                 return a.value
  77     return None
  78
  79 def lookup_docs(annotations):
  80     s = lookup_annotation(annotations, 'org.gtk.GDBus.DocString')
  81     if s == None:
  82         return ''
  83     else:
  84         return s
  85
  86 def lookup_since(annotations):
  87     s = lookup_annotation(annotations, 'org.gtk.GDBus.Since')
  88     if s == None:
  89         return ''
  90     else:
  91         return s
  92
  93 def lookup_brief_docs(annotations):
  94     s = lookup_annotation(annotations, 'org.gtk.GDBus.DocString.Short')
  95     if s == None:
  96         return ''
  97     else:
  98         return s
  99
 100 def version_cmp_key(key):
 101     # If the 'since' version is empty put a 0 in its place as this will
 102     # allow LooseVersion to work and will always compare lower.
 103     v = key[0] if key[0] else '0'
 104     return (distutils.version.LooseVersion(v), key[1])