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Contents
# encoding: utf-8
require 'rails_best_practices/reviews/review'
module RailsBestPractices
module Reviews
# Review a helper file to make sure it is not an empty moduel.
#
# See the best practice details here http://rails-bestpractices.com/posts/72-remove-empty-helpers.
#
# Implementation:
#
# Review process:
# check all helper files, if the body of module is nil, then the helper file should be removed.
class RemoveEmptyHelpersReview < Review
interesting_nodes :module
interesting_files HELPER_FILES
url "http://rails-bestpractices.com/posts/72-remove-empty-helpers"
# check the body of module node, if it is nil, then it should be removed.
add_callback :start_module do |module_node|
if "ApplicationHelper" != module_node.module_name.to_s && empty_body?(module_node)
add_error "remove empty helpers"
end
end
protected
def empty_body?(module_node)
s(:bodystmt, s(:stmts_add, s(:stmts_new), s(:void_stmt)), nil, nil, nil) == module_node.body
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems