Sha256: 4a10fdd929f42303b6db818a5357d9cc131ac02795c7c623ee4604f3c89d60f1
Contents?: true
Size: 873 Bytes
Versions: 9
Compression:
Stored size: 873 Bytes
Contents
# encoding: utf-8
module RuboCop
module Cop
module Style
# This cop looks for uses of Perl-style regexp match
# backreferences like $1, $2, etc.
class PerlBackrefs < Cop
MSG = 'Avoid the use of Perl-style backrefs.'
def on_nth_ref(node)
add_offense(node, :expression)
end
def autocorrect(node)
lambda do |corrector|
backref, = *node
parent_type = node.parent ? node.parent.type : nil
if [:dstr, :xstr, :regexp].include?(parent_type)
corrector.replace(node.loc.expression,
"{Regexp.last_match(#{backref})}")
else
corrector.replace(node.loc.expression,
"Regexp.last_match(#{backref})")
end
end
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems