class Exclaim::Implementations::Each
Public Instance Methods
call(config, env) { |config, env| ... }
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# File lib/exclaim/implementations/each_component.rb, line 10 def call(config, env) items = (config['items'] || config['$each']).to_a bind_reference = config['yield'] # This implementation mutates the env Hash before passing it to each child element, # and then restores the env to its original state at the end. original_env_includes_bind_reference = env.key?(bind_reference) original_bind_value = env[bind_reference] if original_env_includes_bind_reference resolved_items = items.map do |item| env[bind_reference] = item yield config['do'], env # yields to render_child block end resolved_items.map { |line| line.end_with?("\n") ? line : "#{line}\n" }.join ensure env.delete(bind_reference) env[bind_reference] = original_bind_value if original_env_includes_bind_reference end
component?()
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# File lib/exclaim/implementations/each_component.rb, line 6 def component? true end