class RailsBestPractices::Lexicals::RemoveTrailingWhitespaceCheck
Make sure there are no trailing whitespace in codes.
See the best practice details here rails-bestpractices.com/posts/2010/12/02/remove-trailing-whitespace/
Public Instance Methods
check(filename, content)
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check if the content of file contain a trailing whitespace.
@param [String] filename name of the file @param [String] content content of the file
# File lib/rails_best_practices/lexicals/remove_trailing_whitespace_check.rb, line 16 def check(filename, content) if content =~ / +\n/m line_no = $`.count("\n") + 1 add_error('remove trailing whitespace', filename, line_no) end end