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# frozen_string_literal: true
require 'singleton'
require 'redcarpet'
require 'redcarpet/render_strip'
module NanoBot
module Logic
module Cartridge
module Parser
def self.parse(raw, format:)
normalized = format.to_s.downcase.gsub('.', '').strip
if %w[yml yaml].include?(normalized)
yaml(raw)
elsif %w[markdown mdown mkdn md].include?(normalized)
markdown(raw)
else
raise "Unknown cartridge format: '#{format}'"
end
end
def self.markdown(raw)
yaml(Markdown.instance.render(raw))
end
def self.yaml(raw)
Logic::Helpers::Hash.symbolize_keys(
YAML.safe_load(raw, permitted_classes: [Symbol])
)
end
class Renderer < Redcarpet::Render::Base
def block_code(code, language)
return nil unless %w[yml yaml].include?(language.to_s.downcase.strip)
"\n#{code}\n"
end
end
class Markdown
include Singleton
attr_reader :markdown
def initialize
@markdown = Redcarpet::Markdown.new(Renderer, fenced_code_blocks: true)
end
def render(raw)
@markdown.render(raw)
end
end
end
end
end
end
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