Merge pull request #3537 from dvyjones/refactor-pluralize-singularize

Refactored pluralize and singularize into a common method
This commit is contained in:
José Valim 2011-11-06 02:20:06 -08:00
commit a02bb72cf7
1 changed files with 18 additions and 16 deletions

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@ -21,14 +21,7 @@ module ActiveSupport
# "words".pluralize # => "words"
# "CamelOctopus".pluralize # => "CamelOctopi"
def pluralize(word)
result = word.to_s.dup
if word.empty? || inflections.uncountables.include?(result.downcase)
result
else
inflections.plurals.each { |(rule, replacement)| break if result.gsub!(rule, replacement) }
result
end
apply_inflections(word, inflections.plurals)
end
# The reverse of +pluralize+, returns the singular form of a word in a string.
@ -40,14 +33,7 @@ module ActiveSupport
# "word".singularize # => "word"
# "CamelOctopi".singularize # => "CamelOctopus"
def singularize(word)
result = word.to_s.dup
if inflections.uncountables.any? { |inflection| result =~ /\b(#{inflection})\Z/i }
result
else
inflections.singulars.each { |(rule, replacement)| break if result.gsub!(rule, replacement) }
result
end
apply_inflections(word, inflections.singulars)
end
# By default, +camelize+ converts strings to UpperCamelCase. If the argument to +camelize+
@ -311,5 +297,21 @@ module ActiveSupport
part.empty? ? acc : "#{part}(::#{acc})?"
end
end
# Applies inflection rules for +singluralize+ and +pluralize+.
#
# Examples:
# apply_inflections("post", inflections.plurals) # => "posts"
# apply_inflections("posts", inflections.singulars) # => "post"
def apply_inflections(word, rules)
result = word.to_s.dup
if word.empty? || inflections.uncountables.any? { |inflection| result =~ /\b#{inflection}\Z/i }
result
else
rules.each { |(rule, replacement)| break if result.gsub!(rule, replacement) }
result
end
end
end
end