Do not ship vendored inflector anymore
This commit is contained in:
Markus Schirp
parent
71eb4452ac
commit
8874ab5c28
5 changed files with 0 additions and 430 deletions
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# Library namespace
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module Inflector
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end
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require 'inflector/inflections'
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require 'inflector/defaults'
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require 'inflector/methods'
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module Inflector
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Inflector::Inflections.instance.instance_eval do
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plural(/$/, 's')
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plural(/s$/i, 's')
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plural(/us$/i, 'i')
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plural(/(ax|test)is$/i, '\1es')
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plural(/(octop|vir)us$/i, '\1i')
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plural(/(octop|vir)i$/i, '\1i')
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plural(/(alias|status)$/i, '\1es')
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plural(/(bu)s$/i, '\1ses')
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plural(/(buffal|tomat)o$/i, '\1oes')
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plural(/([ti])um$/i, '\1a')
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plural(/([ti])a$/i, '\1a')
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plural(/sis$/i, 'ses')
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plural(/(?:([^f])fe|([lr])f)$/i, '\1\2ves')
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plural(/(hive)$/i, '\1s')
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plural(/([^aeiouy]|qu)y$/i, '\1ies')
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plural(/(x|ch|ss|sh)$/i, '\1es')
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plural(/(matr|vert|ind)(?:ix|ex)$/i, '\1ices')
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plural(/([m|l])ouse$/i, '\1ice')
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plural(/([m|l])ice$/i, '\1ice')
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plural(/^(ox)$/i, '\1en')
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plural(/^(oxen)$/i, '\1')
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plural(/(quiz)$/i, '\1zes')
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singular(/s$/i, '')
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singular(/i$/i, 'us')
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singular(/(n)ews$/i, '\1ews')
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singular(/([ti])a$/i, '\1um')
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singular(/((a)naly|(b)a|(d)iagno|(p)arenthe|(p)rogno|(s)ynop|(t)he)ses$/i, '\1\2sis')
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singular(/(^analy)ses$/i, '\1sis')
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singular(/([^f])ves$/i, '\1fe')
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singular(/(hive)s$/i, '\1')
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singular(/(tive)s$/i, '\1')
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singular(/([lr])ves$/i, '\1f')
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singular(/([^aeiouy]|qu)ies$/i, '\1y')
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singular(/(s)eries$/i, '\1eries')
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singular(/(m)ovies$/i, '\1ovie')
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singular(/(x|ch|ss|sh)es$/i, '\1')
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singular(/([m|l])ice$/i, '\1ouse')
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singular(/(bus)es$/i, '\1')
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singular(/(o)es$/i, '\1')
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singular(/(shoe)s$/i, '\1')
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singular(/(cris|ax|test)es$/i, '\1is')
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singular(/(octop|vir)i$/i, '\1us')
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singular(/(alias|status)es$/i, '\1')
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singular(/^(ox)en/i, '\1')
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singular(/(vert|ind)ices$/i, '\1ex')
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singular(/(matr)ices$/i, '\1ix')
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singular(/(quiz)zes$/i, '\1')
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singular(/(database)s$/i, '\1')
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irregular('person', 'people')
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irregular('man', 'men')
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irregular('child', 'children')
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irregular('sex', 'sexes')
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irregular('move', 'moves')
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irregular('cow', 'kine')
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uncountable(%w(grass equipment information rice money species series fish sheep jeans))
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end
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end
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module Inflector
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# A singleton instance of this class is yielded by Inflector.inflections, which can then be used to specify additional
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# inflection rules. Examples:
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#
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# Inflector.inflections do |inflect|
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# inflect.plural /^(ox)$/i, '\1\2en'
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# inflect.singular /^(ox)en/i, '\1'
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#
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# inflect.irregular 'octopus', 'octopi'
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#
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# inflect.uncountable "equipment"
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# end
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#
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# New rules are added at the top. So in the example above, the irregular rule for octopus will now be the first of the
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# pluralization and singularization rules that is runs. This guarantees that your rules run before any of the rules that may
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# already have been loaded.
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class Inflections
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def self.instance
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@__instance__ ||= new
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end
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attr_reader :plurals, :singulars, :uncountables, :humans
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def initialize
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@plurals, @singulars, @uncountables, @humans = [], [], [], []
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end
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# Specifies a new pluralization rule and its replacement. The rule can either be a string or a regular expression.
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# The replacement should always be a string that may include references to the matched data from the rule.
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def plural(rule, replacement)
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@uncountables.delete(rule) if rule.is_a?(String)
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@uncountables.delete(replacement)
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@plurals.insert(0, [rule, replacement])
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end
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# Specifies a new singularization rule and its replacement. The rule can either be a string or a regular expression.
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# The replacement should always be a string that may include references to the matched data from the rule.
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def singular(rule, replacement)
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@uncountables.delete(rule) if rule.is_a?(String)
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@uncountables.delete(replacement)
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@singulars.insert(0, [rule, replacement])
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end
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# Specifies a new irregular that applies to both pluralization and singularization at the same time. This can only be used
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# for strings, not regular expressions. You simply pass the irregular in singular and plural form.
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#
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# Examples:
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# irregular 'octopus', 'octopi'
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# irregular 'person', 'people'
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def irregular(singular, plural)
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@uncountables.delete(singular)
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@uncountables.delete(plural)
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if singular[0,1].upcase == plural[0,1].upcase
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plural(Regexp.new("(#{singular[0,1]})#{singular[1..-1]}$", "i"), '\1' + plural[1..-1])
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plural(Regexp.new("(#{plural[0,1]})#{plural[1..-1]}$", "i"), '\1' + plural[1..-1])
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singular(Regexp.new("(#{plural[0,1]})#{plural[1..-1]}$", "i"), '\1' + singular[1..-1])
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else
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plural(Regexp.new("#{singular[0,1].upcase}(?i)#{singular[1..-1]}$"), plural[0,1].upcase + plural[1..-1])
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plural(Regexp.new("#{singular[0,1].downcase}(?i)#{singular[1..-1]}$"), plural[0,1].downcase + plural[1..-1])
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plural(Regexp.new("#{plural[0,1].upcase}(?i)#{plural[1..-1]}$"), plural[0,1].upcase + plural[1..-1])
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plural(Regexp.new("#{plural[0,1].downcase}(?i)#{plural[1..-1]}$"), plural[0,1].downcase + plural[1..-1])
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singular(Regexp.new("#{plural[0,1].upcase}(?i)#{plural[1..-1]}$"), singular[0,1].upcase + singular[1..-1])
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singular(Regexp.new("#{plural[0,1].downcase}(?i)#{plural[1..-1]}$"), singular[0,1].downcase + singular[1..-1])
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end
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end
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# Add uncountable words that shouldn't be attempted inflected.
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#
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# Examples:
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# uncountable "money"
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# uncountable "money", "information"
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# uncountable %w( money information rice )
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def uncountable(*words)
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(@uncountables << words).flatten!
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end
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# Specifies a humanized form of a string by a regular expression rule or by a string mapping.
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# When using a regular expression based replacement, the normal humanize formatting is called after the replacement.
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# When a string is used, the human form should be specified as desired (example: 'The name', not 'the_name')
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#
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# Examples:
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# human /_cnt$/i, '\1_count'
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# human "legacy_col_person_name", "Name"
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def human(rule, replacement)
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@humans.insert(0, [rule, replacement])
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end
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# Clears the loaded inflections within a given scope (default is <tt>:all</tt>).
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# Give the scope as a symbol of the inflection type, the options are: <tt>:plurals</tt>,
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# <tt>:singulars</tt>, <tt>:uncountables</tt>, <tt>:humans</tt>.
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#
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# Examples:
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# clear :all
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# clear :plurals
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def clear(scope = :all)
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case scope
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when :all
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@plurals, @singulars, @uncountables = [], [], []
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else
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instance_variable_set "@#{scope}", []
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end
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end
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end
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# Yields a singleton instance of Inflector::Inflections so you can specify additional
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# inflector rules.
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#
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# Example:
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# Inflector.inflections do |inflect|
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# inflect.uncountable "rails"
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# end
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def inflections
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if block_given?
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yield Inflections.instance
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else
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Inflections.instance
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end
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end
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# Returns the plural form of the word in the string.
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#
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# Examples:
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# "post".pluralize # => "posts"
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# "octopus".pluralize # => "octopi"
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# "sheep".pluralize # => "sheep"
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# "words".pluralize # => "words"
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# "CamelOctopus".pluralize # => "CamelOctopi"
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def pluralize(word)
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result = word.to_s.dup
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if word.empty? || inflections.uncountables.include?(result.downcase)
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result
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else
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inflections.plurals.each { |(rule, replacement)| break if result.gsub!(rule, replacement) }
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result
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end
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end
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# The reverse of +pluralize+, returns the singular form of a word in a string.
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#
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# Examples:
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# "posts".singularize # => "post"
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# "octopi".singularize # => "octopus"
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# "sheep".singularize # => "sheep"
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# "word".singularize # => "word"
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# "CamelOctopi".singularize # => "CamelOctopus"
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def singularize(word)
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result = word.to_s.dup
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if inflections.uncountables.any? { |inflection| result =~ /\b(#{inflection})\Z/i }
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result
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else
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inflections.singulars.each { |(rule, replacement)| break if result.gsub!(rule, replacement) }
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result
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end
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end
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# Capitalizes the first word and turns underscores into spaces and strips a
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# trailing "_id", if any. Like +titleize+, this is meant for creating pretty output.
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#
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# Examples:
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# "employee_salary" # => "Employee salary"
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# "author_id" # => "Author"
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def humanize(lower_case_and_underscored_word)
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result = lower_case_and_underscored_word.to_s.dup
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inflections.humans.each { |(rule, replacement)| break if result.gsub!(rule, replacement) }
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result.gsub(/_id$/, "").gsub(/_/, " ").capitalize
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end
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# Capitalizes all the words and replaces some characters in the string to create
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# a nicer looking title. +titleize+ is meant for creating pretty output. It is not
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# used in the Rails internals.
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#
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# +titleize+ is also aliased as as +titlecase+.
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#
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# Examples:
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# "man from the boondocks".titleize # => "Man From The Boondocks"
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# "x-men: the last stand".titleize # => "X Men: The Last Stand"
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def titleize(word)
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humanize(underscore(word)).gsub(/\b('?[a-z])/) { $1.capitalize }
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end
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# Create the name of a table like Rails does for models to table names. This method
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# uses the +pluralize+ method on the last word in the string.
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#
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# Examples
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# "RawScaledScorer".tableize # => "raw_scaled_scorers"
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# "egg_and_ham".tableize # => "egg_and_hams"
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# "fancyCategory".tableize # => "fancy_categories"
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def tableize(class_name)
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pluralize(underscore(class_name))
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end
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# Create a class name from a plural table name like Rails does for table names to models.
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# Note that this returns a string and not a Class. (To convert to an actual class
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# follow +classify+ with +constantize+.)
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#
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# Examples:
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# "egg_and_hams".classify # => "EggAndHam"
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# "posts".classify # => "Post"
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#
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# Singular names are not handled correctly:
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# "business".classify # => "Busines"
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def classify(table_name)
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# strip out any leading schema name
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camelize(singularize(table_name.to_s.sub(/.*\./, '')))
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end
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end
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# The Inflector transforms words from singular to plural, class names to table names, modularized class names to ones without,
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# and class names to foreign keys. The default inflections for pluralization, singularization, and uncountable words are kept
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# in inflections.rb.
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#
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# The Rails core team has stated patches for the inflections library will not be accepted
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# in order to avoid breaking legacy applications which may be relying on errant inflections.
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# If you discover an incorrect inflection and require it for your application, you'll need
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# to correct it yourself (explained below).
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module Inflector
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extend self
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# By default, +camelize+ converts strings to UpperCamelCase. If the argument to +camelize+
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# is set to <tt>:lower</tt> then +camelize+ produces lowerCamelCase.
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#
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# +camelize+ will also convert '/' to '::' which is useful for converting paths to namespaces.
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#
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# Examples:
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# "active_record".camelize # => "ActiveRecord"
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# "active_record".camelize(:lower) # => "activeRecord"
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# "active_record/errors".camelize # => "ActiveRecord::Errors"
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# "active_record/errors".camelize(:lower) # => "activeRecord::Errors"
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#
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# As a rule of thumb you can think of +camelize+ as the inverse of +underscore+,
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# though there are cases where that does not hold:
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#
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# "SSLError".underscore.camelize # => "SslError"
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def camelize(lower_case_and_underscored_word, first_letter_in_uppercase = true)
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if first_letter_in_uppercase
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lower_case_and_underscored_word.to_s.gsub(/\/(.?)/) { "::#{$1.upcase}" }.gsub(/(?:^|_)(.)/) { $1.upcase }
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else
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lower_case_and_underscored_word.to_s[0].chr.downcase + camelize(lower_case_and_underscored_word)[1..-1]
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end
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end
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# Makes an underscored, lowercase form from the expression in the string.
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#
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# Changes '::' to '/' to convert namespaces to paths.
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#
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# Examples:
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# "ActiveRecord".underscore # => "active_record"
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# "ActiveRecord::Errors".underscore # => active_record/errors
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#
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# As a rule of thumb you can think of +underscore+ as the inverse of +camelize+,
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# though there are cases where that does not hold:
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#
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# "SSLError".underscore.camelize # => "SslError"
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def underscore(camel_cased_word)
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word = camel_cased_word.to_s.dup
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word.gsub!(/::/, '/')
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word.gsub!(/([A-Z]+)([A-Z][a-z])/,'\1_\2')
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word.gsub!(/([a-z\d])([A-Z])/,'\1_\2')
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word.tr!("-", "_")
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word.downcase!
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word
|
|
||||||
end
|
|
||||||
|
|
||||||
# Replaces underscores with dashes in the string.
|
|
||||||
#
|
|
||||||
# Example:
|
|
||||||
# "puni_puni" # => "puni-puni"
|
|
||||||
def dasherize(underscored_word)
|
|
||||||
underscored_word.gsub(/_/, '-')
|
|
||||||
end
|
|
||||||
|
|
||||||
# Removes the module part from the expression in the string.
|
|
||||||
#
|
|
||||||
# Examples:
|
|
||||||
# "ActiveRecord::CoreExtensions::String::Inflections".demodulize # => "Inflections"
|
|
||||||
# "Inflections".demodulize # => "Inflections"
|
|
||||||
def demodulize(class_name_in_module)
|
|
||||||
class_name_in_module.to_s.gsub(/^.*::/, '')
|
|
||||||
end
|
|
||||||
|
|
||||||
# Creates a foreign key name from a class name.
|
|
||||||
# +separate_class_name_and_id_with_underscore+ sets whether
|
|
||||||
# the method should put '_' between the name and 'id'.
|
|
||||||
#
|
|
||||||
# Examples:
|
|
||||||
# "Message".foreign_key # => "message_id"
|
|
||||||
# "Message".foreign_key(false) # => "messageid"
|
|
||||||
# "Admin::Post".foreign_key # => "post_id"
|
|
||||||
def foreign_key(class_name, separate_class_name_and_id_with_underscore = true)
|
|
||||||
underscore(demodulize(class_name)) + (separate_class_name_and_id_with_underscore ? "_id" : "id")
|
|
||||||
end
|
|
||||||
|
|
||||||
# Ruby 1.9 introduces an inherit argument for Module#const_get and
|
|
||||||
# #const_defined? and changes their default behavior.
|
|
||||||
if Module.method(:const_get).arity == 1
|
|
||||||
# Tries to find a constant with the name specified in the argument string:
|
|
||||||
#
|
|
||||||
# "Module".constantize # => Module
|
|
||||||
# "Test::Unit".constantize # => Test::Unit
|
|
||||||
#
|
|
||||||
# The name is assumed to be the one of a top-level constant, no matter whether
|
|
||||||
# it starts with "::" or not. No lexical context is taken into account:
|
|
||||||
#
|
|
||||||
# C = 'outside'
|
|
||||||
# module M
|
|
||||||
# C = 'inside'
|
|
||||||
# C # => 'inside'
|
|
||||||
# "C".constantize # => 'outside', same as ::C
|
|
||||||
# end
|
|
||||||
#
|
|
||||||
# NameError is raised when the name is not in CamelCase or the constant is
|
|
||||||
# unknown.
|
|
||||||
def constantize(camel_cased_word)
|
|
||||||
names = camel_cased_word.split('::')
|
|
||||||
names.shift if names.empty? || names.first.empty?
|
|
||||||
|
|
||||||
constant = Object
|
|
||||||
names.each do |name|
|
|
||||||
constant = constant.const_defined?(name) ? constant.const_get(name) : constant.const_missing(name)
|
|
||||||
end
|
|
||||||
constant
|
|
||||||
end
|
|
||||||
else
|
|
||||||
def constantize(camel_cased_word) #:nodoc:
|
|
||||||
names = camel_cased_word.split('::')
|
|
||||||
names.shift if names.empty? || names.first.empty?
|
|
||||||
|
|
||||||
constant = Object
|
|
||||||
names.each do |name|
|
|
||||||
constant = constant.const_defined?(name, false) ? constant.const_get(name) : constant.const_missing(name)
|
|
||||||
end
|
|
||||||
constant
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
# Turns a number into an ordinal string used to denote the position in an
|
|
||||||
# ordered sequence such as 1st, 2nd, 3rd, 4th.
|
|
||||||
#
|
|
||||||
# Examples:
|
|
||||||
# ordinalize(1) # => "1st"
|
|
||||||
# ordinalize(2) # => "2nd"
|
|
||||||
# ordinalize(1002) # => "1002nd"
|
|
||||||
# ordinalize(1003) # => "1003rd"
|
|
||||||
def ordinalize(number)
|
|
||||||
if (11..13).include?(number.to_i % 100)
|
|
||||||
"#{number}th"
|
|
||||||
else
|
|
||||||
case number.to_i % 10
|
|
||||||
when 1; "#{number}st"
|
|
||||||
when 2; "#{number}nd"
|
|
||||||
when 3; "#{number}rd"
|
|
||||||
else "#{number}th"
|
|
||||||
end
|
|
||||||
end
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
@ -1,3 +0,0 @@
|
||||||
module Inflector
|
|
||||||
VERSION = '0.0.1'.freeze
|
|
||||||
end
|
|
||||||
Loading…
Reference in a new issue