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* lib/abbrev.rb: [DOC] rdoc format patch by Giorgos Tsiftsis [Bug #9146]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44418 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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2 changed files with 49 additions and 39 deletions
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@ -1,3 +1,7 @@
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Wed Dec 25 22:32:19 2013 Zachary Scott <e@zzak.io>
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* lib/abbrev.rb: [DOC] rdoc format patch by Giorgos Tsiftsis [Bug #9146]
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Wed Dec 25 20:30:10 2013 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* iseq.c (rb_iseq_parameters): push argument type symbol only for
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@ -11,43 +11,46 @@
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#++
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##
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# Calculates the set of unique abbreviations for a given set of strings.
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# Calculates the set of unambiguous abbreviations for a given set of strings.
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#
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# require 'abbrev'
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# require 'pp'
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#
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# pp Abbrev.abbrev(['ruby', 'rules'])
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# pp Abbrev.abbrev(['ruby'])
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# #=> {"ruby"=>"ruby", "rub"=>"ruby", "ru"=>"ruby", "r"=>"ruby"}
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#
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# Generates:
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# pp Abbrev.abbrev(%w{ ruby rules })
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#
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# { "rub" => "ruby",
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# "ruby" => "ruby",
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# "rul" => "rules",
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# _Generates:_
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# { "ruby" => "ruby",
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# "rub" => "ruby",
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# "rules" => "rules",
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# "rule" => "rules",
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# "rules" => "rules" }
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# "rul" => "rules" }
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#
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# It also provides an array core extension, Array#abbrev.
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#
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# pp %w{summer winter}.abbrev
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# #=> {"summe"=>"summer",
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# "summ"=>"summer",
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# "sum"=>"summer",
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# "su"=>"summer",
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# "s"=>"summer",
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# "winte"=>"winter",
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# "wint"=>"winter",
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# "win"=>"winter",
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# "wi"=>"winter",
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# "w"=>"winter",
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# "summer"=>"summer",
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# "winter"=>"winter"}
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# pp %w{ summer winter }.abbrev
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#
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# _Generates:_
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# { "summer" => "summer",
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# "summe" => "summer",
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# "summ" => "summer",
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# "sum" => "summer",
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# "su" => "summer",
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# "s" => "summer",
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# "winter" => "winter",
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# "winte" => "winter",
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# "wint" => "winter",
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# "win" => "winter",
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# "wi" => "winter",
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# "w" => "winter" }
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module Abbrev
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# Given a set of strings, calculate the set of unambiguous
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# abbreviations for those strings, and return a hash where the keys
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# are all the possible abbreviations and the values are the full
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# strings.
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# Given a set of strings, calculate the set of unambiguous abbreviations for
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# those strings, and return a hash where the keys are all the possible
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# abbreviations and the values are the full strings.
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#
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# Thus, given +words+ is "car" and "cone", the keys pointing to "car" would
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# be "ca" and "car", while those pointing to "cone" would be "co", "con", and
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@ -55,15 +58,18 @@ module Abbrev
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#
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# require 'abbrev'
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#
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# Abbrev.abbrev(['car', 'cone'])
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# Abbrev.abbrev(%w{ car cone })
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# #=> {"ca"=>"car", "con"=>"cone", "co"=>"cone", "car"=>"car", "cone"=>"cone"}
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#
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# The optional +pattern+ parameter is a pattern or a string. Only
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# input strings that match the pattern or start with the string
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# are included in the output hash.
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# The optional +pattern+ parameter is a pattern or a string. Only input
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# strings that match the pattern or start with the string are included in the
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# output hash.
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#
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# Abbrev.abbrev(%w{car box cone}, /b/)
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# #=> {"bo"=>"box", "b"=>"box", "box"=>"box"}
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# Abbrev.abbrev(%w{car box cone crab}, /b/)
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# #=> {"box"=>"box", "bo"=>"box", "b"=>"box", "crab" => "crab"}
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#
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# Abbrev.abbrev(%w{car box cone}, 'ca')
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# #=> {"car"=>"car", "ca"=>"car"}
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def abbrev(words, pattern = nil)
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table = {}
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seen = Hash.new(0)
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@ -103,21 +109,21 @@ module Abbrev
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end
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class Array
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# Calculates the set of unambiguous abbreviations for the strings in
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# +self+.
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# Calculates the set of unambiguous abbreviations for the strings in +self+.
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#
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# require 'abbrev'
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# %w{ car cone }.abbrev
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# #=> {"ca" => "car", "con"=>"cone", "co" => "cone",
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# "car"=>"car", "cone" => "cone"}
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# #=> {"car"=>"car", "ca"=>"car", "cone"=>"cone", "con"=>"cone", "co"=>"cone"}
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#
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# The optional +pattern+ parameter is a pattern or a string. Only
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# input strings that match the pattern or start with the string
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# are included in the output hash.
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# The optional +pattern+ parameter is a pattern or a string. Only input
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# strings that match the pattern or start with the string are included in the
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# output hash.
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#
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# %w{ fast boat day }.abbrev(/^.a/)
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# #=> {"fas"=>"fast", "fa"=>"fast", "da"=>"day",
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# "fast"=>"fast", "day"=>"day"}
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# #=> {"fast"=>"fast", "fas"=>"fast", "fa"=>"fast", "day"=>"day", "da"=>"day"}
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#
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# Abbrev.abbrev(%w{car box cone}, "ca")
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# #=> {"car"=>"car", "ca"=>"car"}
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#
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# See also Abbrev.abbrev
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def abbrev(pattern = nil)
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