rails flash keys.txt

➜  rails git:(master) ✗ ag flash'\[' **/*_test.rb
actionpack/test/controller/action_pack_assertions_test.rb
46:    flash["hello"] = "my name is inigo montoya..."
310:    assert_predicate flash["hello"], :present?

actionpack/test/controller/flash_test.rb
9:      flash["that"] = "hello"
24:      @flashy = flash["that"]
30:      @flashy = flash["that"]
36:      @flashy = flash["that"]
48:      flash["that"] = "hello"
49:      @flashy_that = flash["that"]
51:      @flashy_that_reset = flash["that"]
52:      flash["this"] = "good-bye"
53:      @flashy_this = flash["this"]
70:      flash["foo"] = "bar"
252:      flash["that"] = "hello"
262:      render inline: "flash: #{flash["that"]}"
266:      flash[:bar] = "for great justice"
282:      assert_equal "hello", @request.flash["that"]

actionpack/test/controller/force_ssl_test.rb
49:    render plain: flash[:message]
53:    render plain: flash[:alert]
57:    render plain: flash[:notice]
89:    flash["that"] = "hello"
95:    @flashy = flash["that"]

actionpack/test/controller/test_case_test.rb
17:      flash["test"] = ">#{flash["test"]}<"
27:      flash.now["test_now"] = ">#{flash["test_now"]}<"
277:    assert_equal "><", flash["test"]
284:    assert_equal ">value<", flash["test"]
291:    assert_equal ">value_now<", flash["test_now"]
507:    assert_equal "created", flash[:notice]

actionpack/test/dispatch/routing_test.rb
4971:      render plain: (flash[:foo] || "foo")
4977:    get "/foo", to: redirect { |params, req| req.flash[:foo] = "bar"; "/bar" }

actionview/test/template/test_case_test.rb
77:    test "delegates notice to request.flash[:notice]" do
83:    test "delegates alert to request.flash[:alert]" do

activesupport/test/ordered_hash_test.rb
248:    assert_kind_of ActiveSupport::OrderedHash, flash[:a]

railties/test/application/assets_test.rb
376:          flash[:cool_story] = true

railties/test/application/middleware/session_test.rb
43:            flash[:notice] = "notice"