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author | Aaron Patterson <aaron.patterson@gmail.com> | 2019-06-13 09:37:49 -0700 |
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committer | GitHub <noreply@github.com> | 2019-06-13 09:37:49 -0700 |
commit | 3683a828dc69e871aa9d2e3ed189e1630935b5ad (patch) | |
tree | 74ef99e266229178266b9baa137d0579356d2dfa /actionview/test/lib/test_component.rb | |
parent | 5a8714e559dd4d4058d23bd0d427a9d3e6022617 (diff) | |
parent | c221b5b448569771678279216360460e066095a7 (diff) | |
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Merge pull request #36388 from joelhawksley/actionview-component
Introduce ActionView::Component
Diffstat (limited to 'actionview/test/lib/test_component.rb')
-rw-r--r-- | actionview/test/lib/test_component.rb | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/actionview/test/lib/test_component.rb b/actionview/test/lib/test_component.rb new file mode 100644 index 0000000000..493b9487b1 --- /dev/null +++ b/actionview/test/lib/test_component.rb @@ -0,0 +1,46 @@ +# frozen_string_literal: true + +class TestComponent < ActionView::Base + include ActiveModel::Validations + + validates :content, :title, presence: true + delegate :render, to: :view_context + + def initialize(title:) + @title = title + end + + # Entrypoint for rendering. Called by ActionView::RenderingHelper#render. + # + # Returns ActionView::OutputBuffer. + def render_in(view_context, &block) + self.class.compile + @view_context = view_context + @content = view_context.capture(&block) if block_given? + validate! + rendered_template + end + + def self.template + <<~'erb' + <span title="<%= title %>"><%= content %> (<%= render(plain: "Inline render") %>)</span> + erb + end + + def self.compile + @compiled ||= nil + return if @compiled + + class_eval( + "def rendered_template; @output_buffer = ActionView::OutputBuffer.new; " + + ActionView::Template::Handlers::ERB.erb_implementation.new(template, trim: true).src + + "; end" + ) + + @compiled = true + end + +private + + attr_reader :content, :title, :view_context +end |