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Dir : //proc/thread-self/root/proc/self/root/proc/self/root/opt/alt/ruby32/share/ruby/did_you_mean.rb |
require_relative "did_you_mean/version" require_relative "did_you_mean/core_ext/name_error" require_relative "did_you_mean/spell_checker" require_relative 'did_you_mean/spell_checkers/name_error_checkers' require_relative 'did_you_mean/spell_checkers/method_name_checker' require_relative 'did_you_mean/spell_checkers/key_error_checker' require_relative 'did_you_mean/spell_checkers/null_checker' require_relative 'did_you_mean/spell_checkers/require_path_checker' require_relative 'did_you_mean/spell_checkers/pattern_key_name_checker' require_relative 'did_you_mean/formatter' require_relative 'did_you_mean/tree_spell_checker' # The +DidYouMean+ gem adds functionality to suggest possible method/class # names upon errors such as +NameError+ and +NoMethodError+. In Ruby 2.3 or # later, it is automatically activated during startup. # # @example # # methosd # # => NameError: undefined local variable or method `methosd' for main:Object # # Did you mean? methods # # method # # OBject # # => NameError: uninitialized constant OBject # # Did you mean? Object # # @full_name = "Yuki Nishijima" # first_name, last_name = full_name.split(" ") # # => NameError: undefined local variable or method `full_name' for main:Object # # Did you mean? @full_name # # @@full_name = "Yuki Nishijima" # @@full_anme # # => NameError: uninitialized class variable @@full_anme in Object # # Did you mean? @@full_name # # full_name = "Yuki Nishijima" # full_name.starts_with?("Y") # # => NoMethodError: undefined method `starts_with?' for "Yuki Nishijima":String # # Did you mean? start_with? # # hash = {foo: 1, bar: 2, baz: 3} # hash.fetch(:fooo) # # => KeyError: key not found: :fooo # # Did you mean? :foo # # # == Disabling +did_you_mean+ # # Occasionally, you may want to disable the +did_you_mean+ gem for e.g. # debugging issues in the error object itself. You can disable it entirely by # specifying +--disable-did_you_mean+ option to the +ruby+ command: # # $ ruby --disable-did_you_mean -e "1.zeor?" # -e:1:in `<main>': undefined method `zeor?' for 1:Integer (NameError) # # When you do not have direct access to the +ruby+ command (e.g. # +rails console+, +irb+), you could applyoptions using the +RUBYOPT+ # environment variable: # # $ RUBYOPT='--disable-did_you_mean' irb # irb:0> 1.zeor? # # => NoMethodError (undefined method `zeor?' for 1:Integer) # # # == Getting the original error message # # Sometimes, you do not want to disable the gem entirely, but need to get the # original error message without suggestions (e.g. testing). In this case, you # could use the +#original_message+ method on the error object: # # no_method_error = begin # 1.zeor? # rescue NoMethodError => error # error # end # # no_method_error.message # # => NoMethodError (undefined method `zeor?' for 1:Integer) # # Did you mean? zero? # # no_method_error.original_message # # => NoMethodError (undefined method `zeor?' for 1:Integer) # module DidYouMean # Map of error types and spell checker objects. @spell_checkers = Hash.new(NullChecker) # Returns a sharable hash map of error types and spell checker objects. def self.spell_checkers @spell_checkers end # Adds +DidYouMean+ functionality to an error using a given spell checker def self.correct_error(error_class, spell_checker) if defined?(Ractor) new_mapping = { **@spell_checkers, error_class.to_s => spell_checker } new_mapping.default = NullChecker @spell_checkers = Ractor.make_shareable(new_mapping) else spell_checkers[error_class.to_s] = spell_checker end error_class.prepend(Correctable) if error_class.is_a?(Class) && !(error_class < Correctable) end correct_error NameError, NameErrorCheckers correct_error KeyError, KeyErrorChecker correct_error NoMethodError, MethodNameChecker correct_error LoadError, RequirePathChecker if RUBY_VERSION >= '2.8.0' correct_error NoMatchingPatternKeyError, PatternKeyNameChecker if defined?(::NoMatchingPatternKeyError) # TODO: Remove on 3.3: class DeprecatedMapping # :nodoc: def []=(key, value) warn "Calling `DidYouMean::SPELL_CHECKERS[#{key.to_s}] = #{value.to_s}' has been deprecated. " \ "Please call `DidYouMean.correct_error(#{key.to_s}, #{value.to_s})' instead." DidYouMean.correct_error(key, value) end def merge!(hash) warn "Calling `DidYouMean::SPELL_CHECKERS.merge!(error_name => spell_checker)' has been deprecated. " \ "Please call `DidYouMean.correct_error(error_name, spell_checker)' instead." hash.each do |error_class, spell_checker| DidYouMean.correct_error(error_class, spell_checker) end end end # TODO: Remove on 3.3: SPELL_CHECKERS = DeprecatedMapping.new deprecate_constant :SPELL_CHECKERS private_constant :DeprecatedMapping # Returns the currently set formatter. By default, it is set to +DidYouMean::Formatter+. def self.formatter if defined?(Ractor) Ractor.current[:__did_you_mean_formatter__] || Formatter else Formatter end end # Updates the primary formatter used to format the suggestions. def self.formatter=(formatter) if defined?(Ractor) Ractor.current[:__did_you_mean_formatter__] = formatter end end end