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* lib/irb/ruby-lex.rb (RubyLex::identify_number): alternative implements

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for [ruby-dev:26410]. And support a numeric form of 0d99999.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8681 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
keiju 2005-06-30 10:11:14 +00:00
parent 4ffab87134
commit 1ffb788aaa
2 changed files with 19 additions and 8 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Thu Jun 30 19:00:21 2005 Keiju Ishitsuka <keiju@ruby-lang.org>
* lib/irb/ruby-lex.rb (RubyLex::identify_number): alternative implements
for [ruby-dev:26410]. And support a numeric form of 0d99999.
Thu Jun 30 17:28:10 2005 Yukihiro Matsumoto <matz@ruby-lang.org> Thu Jun 30 17:28:10 2005 Yukihiro Matsumoto <matz@ruby-lang.org>
* lib/irb/ruby-lex.rb (RubyLex::identify_number): should not treat * lib/irb/ruby-lex.rb (RubyLex::identify_number): should not treat

23
lib/irb/ruby-lex.rb
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@ -936,23 +936,30 @@ class RubyLex
@lex_state = EXPR_END @lex_state = EXPR_END
if peek(0) == "0" && peek(1) !~ /[.eE]/ if peek(0) == "0" && peek(1) !~ /[.eE]/
len0 = true
non_digit = false
getc getc
if /[xX]/ =~ peek(0) case peek(0)
when /[xX]/
ch = getc ch = getc
match = /[0-9a-fA-F_]/ match = /[0-9a-fA-F_]/
elsif /[bB]/ =~ peek(0) when /[bB]/
ch = getc ch = getc
match = /[01_]/ match = /[01_]/
elsif /[oO]/ =~ peek(0) when /[oO]/
ch = getc ch = getc
match = /[0-7_]/ match = /[0-7_]/
else when /[dD]/
ch = getc
match = /[0-9_]/
when /[0-7]/
match = /[0-7_]/ match = /[0-7_]/
len0 = false when /[89]/
RubyLex.fail SyntaxError, "Illegal octal digit"
else
return Token(TkINTEGER)
end end
len0 = true
non_digit = false
while ch = getc while ch = getc
if match =~ ch if match =~ ch
if ch == "_" if ch == "_"