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Versions: 38
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Contents
# frozen_string_literal: true
module RuboCop
module Cop
module Lint
# This cop enforces that Ruby source files are not empty.
#
# @example
# # bad
# # Empty file
#
# # good
# # File containing non commented source lines
#
# @example AllowComments: true (default)
# # good
# # File consisting only of comments
#
# @example AllowComments: false
# # bad
# # File consisting only of comments
#
class EmptyFile < Base
include RangeHelp
MSG = 'Empty file detected.'
def on_new_investigation
add_global_offense(MSG) if offending?
end
private
def offending?
empty_file? || (!cop_config['AllowComments'] && contains_only_comments?)
end
def empty_file?
processed_source.buffer.source.empty?
end
def contains_only_comments?
processed_source.lines.all? { |line| line.blank? || comment_line?(line) }
end
end
end
end
end
Version data entries
38 entries across 38 versions & 6 rubygems