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id.def: check duplication

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* defs/id.def (KeywordError): check duplication.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38522 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2012-12-21 07:38:07 +00:00
parent 298694a2fd
commit 2edcf87c1c
4 changed files with 18 additions and 3 deletions
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4
ChangeLog
View file

@ -1,4 +1,6 @@
Fri Dec 21 16:38:00 2012 Nobuyoshi Nakada <nobu@ruby-lang.org>
Fri Dec 21 16:38:05 2012 Nobuyoshi Nakada <nobu@ruby-lang.org>
* defs/id.def (KeywordError): check duplication.
* defs/id.def: support for other scope IDs,
ID_{INSTANCE,GLOBAL,CONST,CLASS}.

13
defs/id.def
View file

@ -33,6 +33,12 @@ firstline, predefined = __LINE__+1, %[\
core#hash_merge_kwd
]
class KeywordError < RuntimeError
def self.raise(mesg, line)
super(self, mesg, ["#{__FILE__}:#{line}", *caller])
end
end
predefined_ids = {}
preserved_ids = []
local_ids = []
@ -53,6 +59,13 @@ predefined.lines.each_with_index do |line, num|
token.sub!(/\A@/, "_I_")
token.gsub!(/\W+/, "")
end
if prev = names[name]
KeywordError.raise("#{name} is already registered at line #{prev+firstline}", firstline+num)
end
if prev = predefined_ids[token]
KeywordError.raise("#{token} is already used for #{prev} at line #{names[prev]+firstline}", firstline+num)
end
names[name] = num
case name
when /\A[A-Z]\w*\z/; const_ids
when /\A(?!\d)\w+\z/; local_ids

2
template/id.c.tmpl
View file

@ -11,7 +11,7 @@
**********************************************************************/
<%
defs = File.join(File.dirname(erb.filename), "../defs/id.def")
defs = File.join(File.dirname(File.dirname(erb.filename)), "defs/id.def")
ids = eval(File.read(defs), binding, defs)
%>
static void

2
template/id.h.tmpl
View file

@ -21,7 +21,7 @@ token_op_ids = %w[
tCOLON2 tCOLON3
]
defs = File.join(File.dirname(erb.filename), "../defs/id.def")
defs = File.join(File.dirname(File.dirname(erb.filename)), "defs/id.def")
ids = eval(File.read(defs), binding, defs)
types = ids.keys.grep(/^[A-Z]/)
%>