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module SassSpec::Util
class << self
# Normalizes the whitespace in the given CSS to make it easier to compare
# across implementations.
def normalize_output(css)
css.gsub(/(?:\r?\n)+/, "\n").force_encoding("utf-8")
end
# Normalizes the path names and whitespace in the given error message.
def normalize_error(error)
# TODO(nweiz): Delete path normalization when sass/libsass#2861 is fixed.
error.gsub(/(?:\/todo_|_todo\/)/, "/") # hide todo pre/suffix
.gsub(/\/libsass\-[a-z]+\-tests\//, "/") # hide test directory
.gsub(/\/libsass\-[a-z]+\-issues\//, "/libsass-issues/") # normalize issue specs
.gsub(/(([\w\/.\-\\:]+?[\/\\])|([\/\\]|(?!:\s)))spec[\/\\]+/, "/sass/spec/") # normalize abs paths
.sub(/(?:\r?\n)*\z/, "\n") # make sure we have exactly one trailing linefeed
.sub(/\A(?:\r?\s)+\z/, "") # clear the whole file if only whitespace
.gsub(/\r\n/, "\n") # remove Windows line feeds
.force_encoding("utf-8")
end
# Yields each directory in `path`, from the outermost to the innermost.
def each_directory(path)
return to_enum(__method__, path) unless block_given?
path_so_far = nil
Pathname.new(path).each_filename do |dir|
if path_so_far.nil?
path_so_far = String.new(dir)
else
path_so_far << File::SEPARATOR << dir
end
yield path_so_far
end
end
end
end
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