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Contents
# frozen_string_literal: true
module FlagIconsRails
module Rails
module ViewHelpers
# Helper to render flag icon
#
# @param [Symbol|String] country_code {https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2 ISO 3166-1 alpha-2}
# country code
# @param [true, false] :squared Optional. It is used to determine squared or rectangle version
# of flag will be rendered, defaults to +false+
# @param [Hash] html_options Optional. HTML options applied to rendered span, defaults to +{}+
#
# @return [String] +span+ with requested HTML options to display country flag
def flag_icon(country_code, squared: false, **html_options)
html_options[:class] = flag_icon_content_class(country_code, squared, html_options[:class])
content_tag(:span, nil, html_options)
end
private
def flag_icon_content_class(country_code, squared, custom_css_class)
content_classes = [
'flag-icon',
"flag-icon-#{country_code}",
(squared == true ? 'flag-icon-squared' : ''),
custom_css_class
]
content_classes.join(' ').strip
end
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems