module ActionView::LookupContext::ViewPaths
Helpers
related to template lookup using the lookup context information.
Attributes
html_fallback_for_js[R]
view_paths[R]
Public Instance Methods
any?(name, prefixes = [], partial = false)
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# File lib/action_view/lookup_context.rb, line 144 def any?(name, prefixes = [], partial = false) name, prefixes = normalize_name(name, prefixes) details, details_key = detail_args_for_any @view_paths.exists?(name, prefixes, partial, details, details_key, []) end
Also aliased as: any_templates?
exists?(name, prefixes = [], partial = false, keys = [], **options)
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# File lib/action_view/lookup_context.rb, line 137 def exists?(name, prefixes = [], partial = false, keys = [], **options) name, prefixes = normalize_name(name, prefixes) details, details_key = detail_args_for(options) @view_paths.exists?(name, prefixes, partial, details, details_key, keys) end
Also aliased as: template_exists?
find(name, prefixes = [], partial = false, keys = [], options = {})
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# File lib/action_view/lookup_context.rb, line 124 def find(name, prefixes = [], partial = false, keys = [], options = {}) name, prefixes = normalize_name(name, prefixes) details, details_key = detail_args_for(options) @view_paths.find(name, prefixes, partial, details, details_key, keys) end
Also aliased as: find_template
find_all(name, prefixes = [], partial = false, keys = [], options = {})
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# File lib/action_view/lookup_context.rb, line 131 def find_all(name, prefixes = [], partial = false, keys = [], options = {}) name, prefixes = normalize_name(name, prefixes) details, details_key = detail_args_for(options) @view_paths.find_all(name, prefixes, partial, details, details_key, keys) end
Private Instance Methods
build_view_paths(paths)
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Whenever setting view paths, makes a copy so that we can manipulate them in instance objects as we wish.
# File lib/action_view/lookup_context.rb, line 154 def build_view_paths(paths) ActionView::PathSet.new(Array(paths)) end
detail_args_for(options)
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Compute details hash and key according to user options (e.g. passed from render).
# File lib/action_view/lookup_context.rb, line 159 def detail_args_for(options) # :doc: return @details, details_key if options.empty? # most common path. user_details = @details.merge(options) if @cache details_key = DetailsKey.details_cache_key(user_details) else details_key = nil end [user_details, details_key] end
detail_args_for_any()
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# File lib/action_view/lookup_context.rb, line 172 def detail_args_for_any @detail_args_for_any ||= begin details = {} LookupContext.registered_details.each do |k| if k == :variants details[k] = :any else details[k] = Accessors::DEFAULT_PROCS[k].call end end if @cache [details, DetailsKey.details_cache_key(details)] else [details, nil] end end end
normalize_name(name, prefixes)
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Fix when prefix is specified as part of the template name
# File lib/action_view/lookup_context.rb, line 193 def normalize_name(name, prefixes) name = name.to_s idx = name.rindex("/") return name, prefixes.presence || [""] unless idx path_prefix = name[0, idx] path_prefix = path_prefix.from(1) if path_prefix.start_with?("/") name = name.from(idx + 1) if !prefixes || prefixes.empty? prefixes = [path_prefix] else prefixes = prefixes.map { |p| "#{p}/#{path_prefix}" } end return name, prefixes end