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Contents
# encoding: utf-8
module RuboCop
module Cop
module Lint
# This cop checks for uses of the deprecated class method usages.
class DeprecatedClassMethods < Cop
include AST::Sexp
MSG = '`%s` is deprecated in favor of `%s`.'
DEPRECATED_METHODS = [
[:File, :exists?, :exist?],
[:Dir, :exists?, :exist?]
]
def on_send(node)
receiver, method_name, *_args = *node
DEPRECATED_METHODS.each do |data|
next unless class_nodes(data).include?(receiver)
next unless method_name == data[1]
add_offense(node, :selector,
format(MSG,
deprecated_method(data),
replacement_method(data)))
end
end
def autocorrect(node)
@corrections << lambda do |corrector|
receiver, method_name, *_args = *node
DEPRECATED_METHODS.each do |data|
next unless class_nodes(data).include?(receiver)
next unless method_name == data[1]
corrector.replace(node.loc.selector,
data[2].to_s)
end
end
end
private
def class_nodes(data)
[s(:const, nil, data[0]),
s(:const, s(:cbase), data[0])]
end
def deprecated_method(data)
format('%s.%s', data[0], data[1])
end
def replacement_method(data)
format('%s.%s', data[0], data[2])
end
end
end
end
end
Version data entries
15 entries across 15 versions & 2 rubygems