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Versions: 7
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Contents
# @private
class Bootstrap::IconRenderer
ArgumentError = Class.new(StandardError)
delegate :canonicalize_options, :content_tag, :ensure_class, :h, to: :template
attr_accessor :template, :options, :args, :text
def initialize(template, *args)
self.template = template
process_arguments(args)
end
def html
icon_tag.tap do |tag|
tag << text if text.present?
end
end
private
def icon_tag
content_tag(:i, nil, options)
end
def process_arguments(args)
self.options = canonicalize_options(args.extract_options!)
self.args = args.map { |e| e.to_s }
process_icon_type
process_icon_white
process_text
end
def process_icon_type
icon_type = args.shift.presence or raise(ArgumentError, "must pass an icon type")
icon_class = icon_type == 'blank' ? 'icon-search' : "icon-#{icon_type.gsub("_", "-")}"
self.options = ensure_class(self.options, icon_class)
if icon_type == 'blank'
options[:style] = [options[:style], 'opacity: 0'].map(&:presence).compact.join('; ')
end
end
def process_icon_white
if args.delete('white')
self.options = ensure_class(options, "icon-white")
end
end
def process_text
self.text = if args.size == 0
nil
elsif args.size == 1
h(" #{args.first}")
else
raise ArgumentError, 'too many arguments'
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems