Class: I18n::Tasks::Data::Router::ConservativeRouter

Inherits:
PatternRouter
  • Object
show all
Defined in:
lib/i18n/tasks/data/router/conservative_router.rb

Overview

Keep the path, or infer from base locale

Constant Summary

Constants included from KeyPatternMatching

KeyPatternMatching::MATCH_NOTHING

Instance Attribute Summary

Attributes inherited from PatternRouter

#routes

Instance Method Summary collapse

Methods included from KeyPatternMatching

#compile_key_pattern, #compile_patterns_re, #key_pattern_re_body

Constructor Details

#initialize(adapter, config) ⇒ ConservativeRouter

Returns a new instance of ConservativeRouter.



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# File 'lib/i18n/tasks/data/router/conservative_router.rb', line 9

def initialize(adapter, config)
  @adapter     = adapter
  @base_locale = config[:base_locale]
  @locales     = config[:locales]
  super
end

Instance Method Details

#route(locale, forest, &block) ⇒ Object

rubocop:disable Metrics/AbcSize



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# File 'lib/i18n/tasks/data/router/conservative_router.rb', line 16

def route(locale, forest, &block) # rubocop:disable Metrics/AbcSize
  return to_enum(:route, locale, forest) unless block

  out = Hash.new { |hash, key| hash[key] = Set.new }
  not_found = Set.new
  forest.keys do |key, _node|
    path = key_path(locale, key)
    # infer from another locale
    unless path
      inferred_from = (locales - [locale]).detect { |loc| path = key_path(loc, key) }
      path = LocalePathname.replace_locale(path, inferred_from, locale) if inferred_from
    end
    key_with_locale = "#{locale}.#{key}"
    if path
      out[path] << key_with_locale
    else
      not_found << key_with_locale
    end
  end

  if not_found.present?
    # fall back to pattern router
    not_found_tree = forest.select_keys(root: true) { |key, _| not_found.include?(key) }
    super(locale, not_found_tree) do |path, tree|
      out[path] += tree.key_names(root: true)
    end
  end

  out.each do |dest, keys|
    block.yield dest, forest.select_keys(root: true) { |key, _| keys.include?(key) }
  end
end