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61 lines
2.4 KiB
Ruby
61 lines
2.4 KiB
Ruby
# frozen_string_literal: true
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require "rails/generators/active_model"
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module Rails
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module Generators
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module ModelHelpers # :nodoc:
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PLURAL_MODEL_NAME_WARN_MESSAGE = "[WARNING] The model name '%s' was recognized as a plural, using the singular '%s' instead. " \
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"Override with --force-plural or setup custom inflection rules for this noun before running the generator."
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IRREGULAR_MODEL_NAME_WARN_MESSAGE = <<~WARNING
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[WARNING] Rails cannot recover singular form from its plural form '%s'.
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Please setup custom inflection rules for this noun before running the generator in config/initializers/inflections.rb.
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WARNING
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INFLECTION_IMPOSSIBLE_ERROR_MESSAGE = <<~ERROR
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Rails cannot recover the underscored form from its camelcase form '%s'.
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Please use an underscored name instead, either '%s' or '%s'.
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Or setup custom inflection rules for this noun before running the generator in config/initializers/inflections.rb.
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ERROR
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mattr_accessor :skip_warn
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def self.included(base) # :nodoc:
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base.class_option :force_plural, type: :boolean, default: false, desc: "Forces the use of the given model name"
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end
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def initialize(args, *_options)
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super
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if plural_model_name?(name) && !options[:force_plural]
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singular = name.singularize
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unless ModelHelpers.skip_warn
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say PLURAL_MODEL_NAME_WARN_MESSAGE % [name, singular]
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end
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name.replace singular
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assign_names!(name)
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end
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if inflection_impossible?(name)
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option1 = name.singularize.underscore
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option2 = name.pluralize.underscore.singularize
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raise Error, INFLECTION_IMPOSSIBLE_ERROR_MESSAGE % [name, option1, option2]
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end
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if irregular_model_name?(name) && ! ModelHelpers.skip_warn
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say IRREGULAR_MODEL_NAME_WARN_MESSAGE % [name.pluralize]
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end
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ModelHelpers.skip_warn = true
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end
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private
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def plural_model_name?(name)
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name == name.pluralize && name.singularize != name.pluralize
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end
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def irregular_model_name?(name)
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name.singularize != name.pluralize.singularize
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end
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def inflection_impossible?(name)
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name != name.underscore &&
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name.singularize.underscore != name.pluralize.underscore.singularize
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end
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end
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end
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end
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