A script for searching a dictionary file for words that are relatable via a simple text substitution
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# Inspired by a church billboard that read: | |
# "When I becomes we, illness becomes welness" | |
# | |
# usage: | |
# > ruby change-x-for-y.rb i we | |
# illness wellness | |
# inch wench | |
# it wet | |
# ... | |
a = ARGV.shift or "you must specify two words that are replaceable" | |
b = ARGV.shift or "you must specify TWO words that are replaceable" | |
a = a.downcase | |
b = b.downcase | |
words = File.readlines("/usr/share/dict/words").map { |w| w.strip.downcase } | |
dict = words.inject({}) { |h,k| h[k] = k.length; h } | |
words.each do |word| | |
next if word == a | |
word2 = word.gsub(/#{a}/, b) | |
if word2 != word && dict[word2] | |
puts "#{word} -> #{word2}" | |
end | |
end |
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