tools/inform.py

   1 """
   2 Inform syntax highlighting.
   3
   4 TODO: get it working!
   5 """
   6
   7 from pygments.lexer import RegexLexer
   8 from pygments.token import (Text, Comment, Operator, Keyword, Name,
   9                             String, Number, Punctuation, Token)
  10
  11 objects = ["Class", "Nearby", "Object"]
  12
  13 directives = ["Abbreviate", "Array", "Attribute", "Btrace", "Class",
  14               "Constant", "Default", "Dictionary", "End", "Endif", "Etrace",
  15               "Extend", "Fake_action", "Global", "Ifdef", "Iffalse",
  16               "Ifndef", "Ifnot", "Iftrue", "Ifv3", "Ifv5", "Import",
  17               "Include", "Link", "Listsymbols", "Listdict", "Listverbs",
  18               "Lowstring", "Ltrace", "Message", "Nearby", "Nobtrace",
  19               "Noetrace", "Noltrace", "Notrace", "Object", "Property",
  20               "Release", "Replace", "Serial", "Statusline", "Stub",
  21               "Switches", "System_file", "Trace", "Verb", "Version",
  22               "Zcharacter"]
  23
  24 defining = ["[", "array", "attribute", "class", "constant", "fake_action",
  25             "global", "lowstring", "nearby", "object", "property"]
  26
  27 attributes = ["absent", "animate", "clothing", "concealed", "container",
  28               "door", "edible", "enterable", "female", "general", "light",
  29               "lockable", "locked", "male", "moved", "neuter", "on", "open",
  30               "openable", "pluralname", "proper", "scenery", "scored",
  31               "static", "supporter", "switchable", "talkable", "transparent",
  32               "visited", "workflag", "worn"]
  33
  34 properties = ["n_to", "s_to", "e_to", "w_to", "ne_to", "se_to", "nw_to",
  35               "sw_to", "u_to", "d_to", "in_to", "out_to", "add_to_scope",
  36               "after", "article", "articles", "before", "cant_go", "capacity",
  37               "daemon", "describe", "description", "door_dir", "door_to",
  38               "each_turn", "found_in", "grammar", "initial",
  39               "inside_description", "invent", "life", "list_together",
  40               "name", "number", "orders", "parse_name", "plural",
  41               "react_after", "react_before", "short_name", "short_name_indef",
  42               "time_left", "time_out", "when_closed", "when_open", "when_on",
  43               "when_off", "with_key"]
  44
  45 keywords = ["box", "break", "continue", "do", "else", "font off", "font on",
  46             "for", "give", "has", "hasnt", "if", "in", "inversion", "jump",
  47             "move", "new_line", "notin", "objectloop", "ofclass", "or",
  48             "print", "print_ret", "provides", "quit", "read", "remove",
  49             "restore", "return", "rfalse", "rtrue", "save", "spaces",
  50             "string", "style bold", "style fixed", "style reverse",
  51             "style roman", "style underline", "switch", "to", "until",
  52             "while"]
  53
  54 action_re = r"\s-*\*"
  55
  56 def wordlist(list):
  57     return "(" + "|".join(list) + r")\b"
  58
  59 class InformLexer(RegexLexer):
  60     """
  61     Inform code lexer.
  62     """
  63
  64     name = 'Inform'
  65     aliases = ['inform']
  66     filenames = ['*.inf']
  67     mimetypes = ['text/x-inform', 'application/x-inform']
  68
  69     tokens = {
  70         'root': [
  71             (r'\n', Text),
  72             (r'[^\S\n]+', Text),
  73             (r'!.*$', Comment.Single),
  74             (r'\\\n', Text),
  75             (r'\\', Text),
  76             (r'=', Operator),
  77             (r'"[^"]*"', String.Double),
  78             (r"'[^']*'", String.Single),
  79             (r"\S+:", Name.Label),
  80             (r"<<.+>>", Name.Label),
  81
  82             (wordlist(objects), Name.Class),
  83             (wordlist(keywords), Token.Keyword.Reserved),
  84             (wordlist(properties), Name.Builtin),
  85             (wordlist(directives), Name.Entity),
  86             (wordlist(attributes), Name.Attribute),
  87
  88             (r'[a-zA-Z_][a-zA-Z0-9_.]*', Name),
  89             (r'(\d+\.?\d*|\d*\.\d+)([eE][+-]?[0-9]+)?', Number.Float),
  90             (r'\d+', Number.Integer),
  91
  92             (r'.', Punctuation),
  93         ],
  94     }