1 # -*- mode: ruby; coding: us-ascii -*-
2 firstline, predefined = __LINE__+1, %[\
8 method_missing MethodMissing
10 singleton_method_added
12 singleton_method_removed
14 singleton_method_undefined
33 respond_to? Respond_to
34 respond_to_missing? Respond_to_missing
38 core#set_variable_alias
41 core#define_singleton_method
49 class KeywordError < RuntimeError
50 def self.raise(mesg, line)
51 super(self, mesg, ["#{__FILE__}:#{line}", *caller])
63 predefined.split(/^/).each_with_index do |line, num|
65 line.sub!(/\s+#.*/, '')
66 name, token = line.split
70 token = "_#{token.gsub(/\W+/, '_')}"
72 token = token.sub(/\?/, 'P').sub(/\A[a-z]/) {$&.upcase}
73 token.sub!(/\A\$/, "_G_")
74 token.sub!(/\A@@/, "_C_")
75 token.sub!(/\A@/, "_I_")
76 token.gsub!(/\W+/, "")
79 KeywordError.raise("#{name} is already registered at line #{prev+firstline}", firstline+num)
81 if prev = predefined_ids[token]
82 KeywordError.raise("#{token} is already used for #{prev} at line #{names[prev]+firstline}", firstline+num)
86 when /\A[A-Z]\w*\z/; const_ids
87 when /\A(?!\d)\w+\z/; local_ids
88 when /\A\$(?:\d+|(?!\d)\w+)\z/; global_ids
89 when /\A@@(?!\d)\w+\z/; class_ids
90 when /\A@(?!\d)\w+\z/; instance_ids
91 when /\A((?!\d)\w+)=\z/
92 KeywordError.raise("use ID2ATTRSET(#{$1}) instead of ATTRSET #{name}", firstline+num)
95 predefined_ids[token] = name
99 "INSTANCE" => instance_ids,
100 "GLOBAL" => global_ids,
101 "CONST" => const_ids,
102 "CLASS" => class_ids,
103 :preserved => preserved_ids,
104 :predefined => predefined_ids,