diff options
Diffstat (limited to 'railties/lib/rails/command')
| -rw-r--r-- | railties/lib/rails/command/behavior.rb | 40 | ||||
| -rw-r--r-- | railties/lib/rails/command/spellchecker.rb | 11 |
2 files changed, 11 insertions, 40 deletions
diff --git a/railties/lib/rails/command/behavior.rb b/railties/lib/rails/command/behavior.rb index 7a6dd28e1a..718e2d9ab2 100644 --- a/railties/lib/rails/command/behavior.rb +++ b/railties/lib/rails/command/behavior.rb @@ -19,46 +19,6 @@ module Rails end private - - # This code is based directly on the Text gem implementation. - # Copyright (c) 2006-2013 Paul Battley, Michael Neumann, Tim Fletcher. - # - # Returns a value representing the "cost" of transforming str1 into str2. - def levenshtein_distance(str1, str2) # :doc: - s = str1 - t = str2 - n = s.length - m = t.length - - return m if (0 == n) - return n if (0 == m) - - d = (0..m).to_a - x = nil - - # avoid duplicating an enumerable object in the loop - str2_codepoint_enumerable = str2.each_codepoint - - str1.each_codepoint.with_index do |char1, i| - e = i + 1 - - str2_codepoint_enumerable.with_index do |char2, j| - cost = (char1 == char2) ? 0 : 1 - x = [ - d[j + 1] + 1, # insertion - e + 1, # deletion - d[j] + cost # substitution - ].min - d[j] = e - e = x - end - - d[m] = x - end - - x - end - # Prints a list of generators. def print_list(base, namespaces) return if namespaces.empty? diff --git a/railties/lib/rails/command/spellchecker.rb b/railties/lib/rails/command/spellchecker.rb new file mode 100644 index 0000000000..154358cd45 --- /dev/null +++ b/railties/lib/rails/command/spellchecker.rb @@ -0,0 +1,11 @@ +# frozen_string_literal: true + +module Rails + module Command + module Spellchecker # :nodoc: + def self.suggest(word, from:) + DidYouMean::SpellChecker.new(dictionary: from.map(&:to_s)).correct(word).first + end + end + end +end |