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-rw-r--r--actionview/CHANGELOG.md8
-rw-r--r--actionview/MIT-LICENSE2
-rw-r--r--actionview/app/assets/javascripts/MIT-LICENSE2
-rw-r--r--actionview/app/assets/javascripts/rails-ujs/utils/event.coffee15
-rw-r--r--actionview/lib/action_view.rb2
-rw-r--r--actionview/lib/action_view/helpers/form_options_helper.rb12
-rw-r--r--actionview/test/template/form_options_helper_test.rb16
7 files changed, 45 insertions, 12 deletions
diff --git a/actionview/CHANGELOG.md b/actionview/CHANGELOG.md
index f42ada0baa..c38e11dc38 100644
--- a/actionview/CHANGELOG.md
+++ b/actionview/CHANGELOG.md
@@ -1,3 +1,11 @@
+* Allow the use of callable objects as group methods for grouped selects.
+
+ Until now, the `option_groups_from_collection_for_select` method was only able to
+ handle method names as `group_method` and `group_label_method` parameters,
+ it is now able to receive procs and other callable objects too.
+
+ *Jérémie Bonal*
+
* Add `preload_link_tag` helper
This helper that allows to the browser to initiate early fetch of resources
diff --git a/actionview/MIT-LICENSE b/actionview/MIT-LICENSE
index ac810e86d0..1cb3add0fc 100644
--- a/actionview/MIT-LICENSE
+++ b/actionview/MIT-LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2004-2017 David Heinemeier Hansson
+Copyright (c) 2004-2018 David Heinemeier Hansson
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
diff --git a/actionview/app/assets/javascripts/MIT-LICENSE b/actionview/app/assets/javascripts/MIT-LICENSE
index befcbdc7b7..28e1b12496 100644
--- a/actionview/app/assets/javascripts/MIT-LICENSE
+++ b/actionview/app/assets/javascripts/MIT-LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2007-2017 Rails Core team
+Copyright (c) 2007-2018 Rails Core team
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
diff --git a/actionview/app/assets/javascripts/rails-ujs/utils/event.coffee b/actionview/app/assets/javascripts/rails-ujs/utils/event.coffee
index c8fbc64b51..a7eee52060 100644
--- a/actionview/app/assets/javascripts/rails-ujs/utils/event.coffee
+++ b/actionview/app/assets/javascripts/rails-ujs/utils/event.coffee
@@ -10,14 +10,19 @@ if typeof CustomEvent isnt 'function'
CustomEvent = (event, params) ->
evt = document.createEvent('CustomEvent')
evt.initCustomEvent(event, params.bubbles, params.cancelable, params.detail)
- # IE does not set `defaultPrevented` when `preventDefault()` is called on CustomEvents
- # http://stackoverflow.com/questions/23349191/event-preventdefault-is-not-working-in-ie-11-for-custom-events
- evt.preventDefault = ->
- Object.defineProperty this, 'defaultPrevented', get: ->
- true
evt
+
CustomEvent.prototype = window.Event.prototype
+ # Fix setting `defaultPrevented` when `preventDefault()` is called
+ # http://stackoverflow.com/questions/23349191/event-preventdefault-is-not-working-in-ie-11-for-custom-events
+ { preventDefault } = CustomEvent.prototype
+ CustomEvent.prototype.preventDefault = ->
+ result = preventDefault.call(this)
+ if @cancelable and not @defaultPrevented
+ Object.defineProperty(this, 'defaultPrevented', get: -> true)
+ result
+
# Triggers a custom event on an element and returns false if the event result is false
# obj::
# a native DOM element
diff --git a/actionview/lib/action_view.rb b/actionview/lib/action_view.rb
index 9533f8d56c..c1eeda75f5 100644
--- a/actionview/lib/action_view.rb
+++ b/actionview/lib/action_view.rb
@@ -1,7 +1,7 @@
# frozen_string_literal: true
#--
-# Copyright (c) 2004-2017 David Heinemeier Hansson
+# Copyright (c) 2004-2018 David Heinemeier Hansson
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
diff --git a/actionview/lib/action_view/helpers/form_options_helper.rb b/actionview/lib/action_view/helpers/form_options_helper.rb
index 02a44477c1..fe5e0b693e 100644
--- a/actionview/lib/action_view/helpers/form_options_helper.rb
+++ b/actionview/lib/action_view/helpers/form_options_helper.rb
@@ -214,9 +214,13 @@ module ActionView
# * +method+ - The attribute of +object+ corresponding to the select tag
# * +collection+ - An array of objects representing the <tt><optgroup></tt> tags.
# * +group_method+ - The name of a method which, when called on a member of +collection+, returns an
- # array of child objects representing the <tt><option></tt> tags.
+ # array of child objects representing the <tt><option></tt> tags. It can also be any object that responds
+ # to +call+, such as a +proc+, that will be called for each member of the +collection+ to retrieve the
+ # value.
# * +group_label_method+ - The name of a method which, when called on a member of +collection+, returns a
- # string to be used as the +label+ attribute for its <tt><optgroup></tt> tag.
+ # string to be used as the +label+ attribute for its <tt><optgroup></tt> tag. It can also be any object
+ # that responds to +call+, such as a +proc+, that will be called for each member of the +collection+ to
+ # retrieve the label.
# * +option_key_method+ - The name of a method which, when called on a child object of a member of
# +collection+, returns a value to be used as the +value+ attribute for its <tt><option></tt> tag.
# * +option_value_method+ - The name of a method which, when called on a child object of a member of
@@ -457,9 +461,9 @@ module ActionView
def option_groups_from_collection_for_select(collection, group_method, group_label_method, option_key_method, option_value_method, selected_key = nil)
collection.map do |group|
option_tags = options_from_collection_for_select(
- group.send(group_method), option_key_method, option_value_method, selected_key)
+ value_for_collection(group, group_method), option_key_method, option_value_method, selected_key)
- content_tag("optgroup".freeze, option_tags, label: group.send(group_label_method))
+ content_tag("optgroup".freeze, option_tags, label: value_for_collection(group, group_label_method))
end.join.html_safe
end
diff --git a/actionview/test/template/form_options_helper_test.rb b/actionview/test/template/form_options_helper_test.rb
index 82b5b79e82..642f450f91 100644
--- a/actionview/test/template/form_options_helper_test.rb
+++ b/actionview/test/template/form_options_helper_test.rb
@@ -337,6 +337,22 @@ class FormOptionsHelperTest < ActionView::TestCase
)
end
+ def test_option_groups_from_collection_for_select_with_callable_group_method
+ group_proc = Proc.new { |c| c.countries }
+ assert_dom_equal(
+ "<optgroup label=\"&lt;Africa&gt;\"><option value=\"&lt;sa&gt;\">&lt;South Africa&gt;</option>\n<option value=\"so\">Somalia</option></optgroup><optgroup label=\"Europe\"><option value=\"dk\" selected=\"selected\">Denmark</option>\n<option value=\"ie\">Ireland</option></optgroup>",
+ option_groups_from_collection_for_select(dummy_continents, group_proc, "continent_name", "country_id", "country_name", "dk")
+ )
+ end
+
+ def test_option_groups_from_collection_for_select_with_callable_group_label_method
+ label_proc = Proc.new { |c| c.continent_name }
+ assert_dom_equal(
+ "<optgroup label=\"&lt;Africa&gt;\"><option value=\"&lt;sa&gt;\">&lt;South Africa&gt;</option>\n<option value=\"so\">Somalia</option></optgroup><optgroup label=\"Europe\"><option value=\"dk\" selected=\"selected\">Denmark</option>\n<option value=\"ie\">Ireland</option></optgroup>",
+ option_groups_from_collection_for_select(dummy_continents, "countries", label_proc, "country_id", "country_name", "dk")
+ )
+ end
+
def test_option_groups_from_collection_for_select_returns_html_safe_string
assert option_groups_from_collection_for_select(dummy_continents, "countries", "continent_name", "country_id", "country_name", "dk").html_safe?
end