Gecko [ naturenectar.co.uk ]

Name	Size	Permission	Date
benchmark	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
bigdecimal	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
cgi	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
csv	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
did_you_mean	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
digest	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
drb	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
erb	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
error_highlight	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
fiddle	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
forwardable	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
io	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
json	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
logger	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
net	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
objspace	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
open3	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
openssl	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
optparse	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
psych	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
racc	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
random	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
reline	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
rinda	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
ripper	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
set	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
syslog	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
unicode_normalize	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
uri	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
vendor_ruby	[ DIR ]	drwxr-xr-x	2025-04-28 17:55
yaml	[ DIR ]	drwxr-xr-x	2025-08-15 19:34
English.rb	6.11 KB	-rw-r--r--	2025-04-28 17:55
abbrev.rb	3.45 KB	-rw-r--r--	2025-04-28 17:55
base64.rb	3.35 KB	-rw-r--r--	2025-04-28 17:55
benchmark.rb	18.4 KB	-rw-r--r--	2025-04-28 17:55
bigdecimal.rb	24 B	-rw-r--r--	2025-04-28 17:55
cgi.rb	9.83 KB	-rw-r--r--	2025-04-28 17:55
coverage.rb	368 B	-rw-r--r--	2025-04-28 17:55
csv.rb	92.41 KB	-rw-r--r--	2025-04-28 17:55
date.rb	1.1 KB	-rw-r--r--	2025-04-28 17:55
delegate.rb	11.68 KB	-rw-r--r--	2025-04-28 17:55
did_you_mean.rb	5.31 KB	-rw-r--r--	2025-04-28 17:55
digest.rb	3.3 KB	-rw-r--r--	2025-04-28 17:55
drb.rb	50 B	-rw-r--r--	2025-04-28 17:55
erb.rb	28.74 KB	-rw-r--r--	2025-04-28 17:55
error_highlight.rb	84 B	-rw-r--r--	2025-04-28 17:55
expect.rb	2.17 KB	-rw-r--r--	2025-04-28 17:55
fiddle.rb	2.11 KB	-rw-r--r--	2025-04-28 17:55
fileutils.rb	47.74 KB	-rw-r--r--	2025-04-28 17:55
find.rb	2.5 KB	-rw-r--r--	2025-04-28 17:55
forwardable.rb	8.98 KB	-rw-r--r--	2025-04-28 17:55
getoptlong.rb	15.46 KB	-rw-r--r--	2025-04-28 17:55
ipaddr.rb	20.58 KB	-rw-r--r--	2025-04-28 17:55
json.rb	19.29 KB	-rw-r--r--	2025-04-28 17:55
kconv.rb	5.72 KB	-rw-r--r--	2025-04-28 17:55
logger.rb	16.54 KB	-rw-r--r--	2025-04-28 17:55
mkmf.rb	88.12 KB	-rw-r--r--	2025-04-28 17:55
monitor.rb	6.76 KB	-rw-r--r--	2025-04-28 17:55
mutex_m.rb	2.33 KB	-rw-r--r--	2025-04-28 17:55
objspace.rb	2.66 KB	-rw-r--r--	2025-04-28 17:55
observer.rb	6.38 KB	-rw-r--r--	2025-04-28 17:55
open-uri.rb	24.88 KB	-rw-r--r--	2025-04-28 17:55
open3.rb	22.11 KB	-rw-r--r--	2025-04-28 17:55
openssl.rb	1.03 KB	-rw-r--r--	2025-04-28 17:55
optionparser.rb	59 B	-rw-r--r--	2025-04-28 17:55
optparse.rb	58.82 KB	-rw-r--r--	2025-04-28 17:55
ostruct.rb	13.78 KB	-rw-r--r--	2025-04-28 17:55
pathname.rb	16.47 KB	-rw-r--r--	2025-04-28 17:55
pp.rb	16.69 KB	-rw-r--r--	2025-04-28 17:55
prettyprint.rb	15.9 KB	-rw-r--r--	2025-04-28 17:55
pstore.rb	14.73 KB	-rw-r--r--	2025-04-28 17:55
psych.rb	24.61 KB	-rw-r--r--	2025-04-28 17:55
racc.rb	137 B	-rw-r--r--	2025-04-28 17:55
readline.rb	189 B	-rw-r--r--	2025-04-28 17:55
reline.rb	17.67 KB	-rw-r--r--	2025-04-28 17:55
resolv-replace.rb	1.76 KB	-rw-r--r--	2025-04-28 17:55
resolv.rb	74.18 KB	-rw-r--r--	2025-04-28 17:55
ripper.rb	2.44 KB	-rw-r--r--	2025-04-28 17:55
securerandom.rb	2.06 KB	-rw-r--r--	2025-04-28 17:55
set.rb	25.43 KB	-rw-r--r--	2025-04-28 17:55
shellwords.rb	7.09 KB	-rw-r--r--	2025-04-28 17:55
singleton.rb	4.08 KB	-rw-r--r--	2025-04-28 17:55
socket.rb	43.65 KB	-rw-r--r--	2025-04-28 17:55
tempfile.rb	12.43 KB	-rw-r--r--	2025-04-28 17:55
time.rb	23.72 KB	-rw-r--r--	2025-04-28 17:55
timeout.rb	4.07 KB	-rw-r--r--	2025-04-28 17:55
tmpdir.rb	4.44 KB	-rw-r--r--	2025-04-28 17:55
tsort.rb	14.3 KB	-rw-r--r--	2025-04-28 17:55
un.rb	11.06 KB	-rw-r--r--	2025-04-28 17:55
uri.rb	3.06 KB	-rw-r--r--	2025-04-28 17:55
weakref.rb	1.46 KB	-rw-r--r--	2025-04-28 17:55
yaml.rb	1.8 KB	-rw-r--r--	2025-04-28 17:55

Rename

# frozen_string_literal: true
#--
# Copyright (c) 2001,2003 Akinori MUSHA <knu@iDaemons.org>
#
# All rights reserved.  You can redistribute and/or modify it under
# the same terms as Ruby.
#
# $Idaemons: /home/cvs/rb/abbrev.rb,v 1.2 2001/05/30 09:37:45 knu Exp $
# $RoughId: abbrev.rb,v 1.4 2003/10/14 19:45:42 knu Exp $
# $Id$
#++

##
# Calculates the set of unambiguous abbreviations for a given set of strings.
#
#   require 'abbrev'
#   require 'pp'
#
#   pp Abbrev.abbrev(['ruby'])
#   #=>  {"ruby"=>"ruby", "rub"=>"ruby", "ru"=>"ruby", "r"=>"ruby"}
#
#   pp Abbrev.abbrev(%w{ ruby rules })
#
# _Generates:_
#   { "ruby"  =>  "ruby",
#     "rub"   =>  "ruby",
#     "rules" =>  "rules",
#     "rule"  =>  "rules",
#     "rul"   =>  "rules" }
#
# It also provides an array core extension, Array#abbrev.
#
#   pp %w{ summer winter }.abbrev
#
# _Generates:_
#   { "summer"  => "summer",
#     "summe"   => "summer",
#     "summ"    => "summer",
#     "sum"     => "summer",
#     "su"      => "summer",
#     "s"       => "summer",
#     "winter"  => "winter",
#     "winte"   => "winter",
#     "wint"    => "winter",
#     "win"     => "winter",
#     "wi"      => "winter",
#     "w"       => "winter" }

module Abbrev

# Given a set of strings, calculate the set of unambiguous abbreviations for
  # those strings, and return a hash where the keys are all the possible
  # abbreviations and the values are the full strings.
  #
  # Thus, given +words+ is "car" and "cone", the keys pointing to "car" would
  # be "ca" and "car", while those pointing to "cone" would be "co", "con", and
  # "cone".
  #
  #   require 'abbrev'
  #
  #   Abbrev.abbrev(%w{ car cone })
  #   #=> {"ca"=>"car", "con"=>"cone", "co"=>"cone", "car"=>"car", "cone"=>"cone"}
  #
  # The optional +pattern+ parameter is a pattern or a string. Only input
  # strings that match the pattern or start with the string are included in the
  # output hash.
  #
  #   Abbrev.abbrev(%w{car box cone crab}, /b/)
  #   #=> {"box"=>"box", "bo"=>"box", "b"=>"box", "crab" => "crab"}
  #
  #   Abbrev.abbrev(%w{car box cone}, 'ca')
  #   #=> {"car"=>"car", "ca"=>"car"}
  def abbrev(words, pattern = nil)
    table = {}
    seen = Hash.new(0)

if pattern.is_a?(String)
      pattern = /\A#{Regexp.quote(pattern)}/  # regard as a prefix
    end

words.each do |word|
      next if word.empty?
      word.size.downto(1) { |len|
        abbrev = word[0...len]

next if pattern && pattern !~ abbrev

case seen[abbrev] += 1
        when 1
          table[abbrev] = word
        when 2
          table.delete(abbrev)
        else
          break
        end
      }
    end

words.each do |word|
      next if pattern && pattern !~ word

table[word] = word
    end

table
  end

module_function :abbrev
end

class Array
  # Calculates the set of unambiguous abbreviations for the strings in +self+.
  #
  #   require 'abbrev'
  #   %w{ car cone }.abbrev
  #   #=> {"car"=>"car", "ca"=>"car", "cone"=>"cone", "con"=>"cone", "co"=>"cone"}
  #
  # The optional +pattern+ parameter is a pattern or a string. Only input
  # strings that match the pattern or start with the string are included in the
  # output hash.
  #
  #   %w{ fast boat day }.abbrev(/^.a/)
  #   #=> {"fast"=>"fast", "fas"=>"fast", "fa"=>"fast", "day"=>"day", "da"=>"day"}
  #
  #   Abbrev.abbrev(%w{car box cone}, "ca")
  #   #=> {"car"=>"car", "ca"=>"car"}
  #
  # See also Abbrev.abbrev
  def abbrev(pattern = nil)
    Abbrev::abbrev(self, pattern)
  end
end