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Versions: 12
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Contents
module Blogo::Renderer
class Base
class << self
# @!attribute [rw] dependencies
# @return [Array<Hash>]
attr_accessor :dependencies
# Declare external gem dependencies for a render.
#
# @param dependency [Hash] hash with :gem and :require keys
#
# @return [void]
def add_dependency(dependency)
self.dependencies ||= []
self.dependencies << dependency
end
# Try to load dependencies, otherwise raise meaningful error.
#
# @param renderer_name [Symbol, String]
#
# @return [void]
def load_dependencies!(renderer_name)
return unless dependencies
dependencies.each do |dependency|
begin
require dependency[:require]
rescue LoadError
msg = "Please add `gem \"#{dependency[:gem]}\"` to the Gemfile " \
"to use Blogo with #{renderer_name.inspect} renderer"
raise LoadError, msg
end
end
end
end
# @param raw_text [String]
#
# @return [String] html
def render(raw_text)
raise AbstractMethodCallError, __method__
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems