gitlab-org--gitlab-foss/lib/gitlab/graphql/docs/renderer.rb

40 lines
1.3 KiB
Ruby

# frozen_string_literal: true
return if Rails.env.production?
module Gitlab
module Graphql
module Docs
# Gitlab renderer for graphql-docs.
# Uses HAML templates to parse markdown and generate .md files.
# It uses graphql-docs helpers and schema parser, more information in https://github.com/gjtorikian/graphql-docs.
#
# Arguments:
# schema - the GraphQL schema definition. For GitLab should be: GitlabSchema.graphql_definition
# output_dir: The folder where the markdown files will be saved
# template: The path of the haml template to be parsed
class Renderer
include Gitlab::Graphql::Docs::Helper
def initialize(schema, output_dir:, template:)
@output_dir = output_dir
@template = template
@layout = Haml::Engine.new(File.read(template))
@parsed_schema = GraphQLDocs::Parser.new(schema, {}).parse
end
def contents
# Render and remove an extra trailing new line
@contents ||= @layout.render(self).sub!(/\n(?=\Z)/, '')
end
def write
filename = File.join(@output_dir, 'index.md')
FileUtils.mkdir_p(@output_dir)
File.write(filename, contents)
end
end
end
end
end