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rails--rails/actionview/test/lib/test_component.rb
Joel Hawksley 05a2a939f0 Remove validations from example components
We're moving away from using validations in our
component framework, and feel that it's better
to avoid prescribing their usage in these
example classes, which exist to serve as example
objects that are compatible with the render_in
API.
2020-02-20 09:48:25 -07:00

41 lines
965 B
Ruby

# frozen_string_literal: true
class TestComponent < ActionView::Base
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?
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