18 lines
502 B
Ruby
18 lines
502 B
Ruby
module FormHelper
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def form_errors(model)
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return unless model.errors.any?
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pluralized = 'error'.pluralize(model.errors.count)
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headline = "The form contains the following #{pluralized}:"
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content_tag(:div, class: 'alert alert-danger', id: 'error_explanation') do
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content_tag(:h4, headline) <<
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content_tag(:ul) do
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model.errors.full_messages.
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map { |msg| content_tag(:li, msg) }.
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join.
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html_safe
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end
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end
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end
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end
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