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* lib/optparse.rb (OptionParser::Completion::complete): allow least

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common completion for three or more candidates.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4972 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2003-11-17 01:50:31 +00:00
parent 2d3a489f6d
commit bc94ec8f4c
2 changed files with 16 additions and 4 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Mon Nov 17 10:50:27 2003 Nobuyoshi Nakada <nobu@ruby-lang.org>
* lib/optparse.rb (OptionParser::Completion::complete): allow least
common completion for three or more candidates.
Mon Nov 17 09:41:38 2003 Nobuyoshi Nakada <nobu.nakada@nifty.ne.jp>
* lib/test/unit/ui/tk/testrunner.rb,

15
lib/optparse.rb
View file

@ -83,6 +83,7 @@ Keyword completion module.
pat ||= Regexp.new('\A' + Regexp.quote(key).gsub(/\w+(?=.)/, '\&\w*'),
ignore_case?)
canon, sw, k, v, cn = nil
candidates = []
each do |k, *v|
(if Regexp === k
kn = nil
@ -92,14 +93,20 @@ Keyword completion module.
pat === kn
end) or next
v << k if v.empty?
if !canon
canon, sw, cn = k, v, kn
elsif sw != v
candidates << [k, v, kn]
end
candidates = candidates.sort_by {|k, v, kn| kn.size}
if candidates.size == 1
canon, sw, * = candidates[0]
elsif candidates.size > 1
canon, sw, cn = candidates.shift
candidates.each do |k, v, kn|
next if sw == v
if String === cn and String === kn
if cn.rindex(kn, 0)
canon, sw, cn = k, v, kn
next
elsif kn.rindex(canon, 0)
elsif kn.rindex(cn, 0)
next
end
end