debian-mirror-gitlab/lib/rouge/formatters/html_gitlab.rb
2023-01-12 18:35:48 +00:00

52 lines
1.6 KiB
Ruby

# frozen_string_literal: true
module Rouge
module Formatters
class HTMLGitlab < Rouge::Formatters::HTML
tag 'html_gitlab'
# Creates a new <tt>Rouge::Formatter::HTMLGitlab</tt> instance.
#
# [+tag+] The tag (language) of the lexer used to generate the formatted tokens
# [+line_number+] The line number used to populate line IDs
def initialize(options = {})
@tag = options[:tag]
@line_number = options[:line_number] || 1
@ellipsis_indexes = options[:ellipsis_indexes] || []
@ellipsis_svg = options[:ellipsis_svg]
end
def stream(tokens)
is_first = true
token_lines(tokens) do |line|
yield "\n" unless is_first
is_first = false
yield %(<span id="LC#{@line_number}" class="line" lang="#{@tag}">)
line.each do |token, value|
yield highlight_unicode_control_characters(span(token, value.chomp! || value))
end
yield ellipsis if @ellipsis_indexes.include?(@line_number - 1) && @ellipsis_svg.present?
yield %(</span>)
@line_number += 1
end
end
private
def ellipsis
%(<span class="gl-px-2 gl-rounded-base gl-mx-2 gl-bg-gray-100 gl-cursor-help has-tooltip" title="Content has been trimmed">#{@ellipsis_svg}</span>)
end
def highlight_unicode_control_characters(text)
text.gsub(Gitlab::Unicode::BIDI_REGEXP) do |char|
%(<span class="unicode-bidi has-tooltip" data-toggle="tooltip" title="#{Gitlab::Unicode.bidi_warning}">#{char}</span>)
end
end
end
end
end