class RuboCop::Cop::Style::ClassCheck
This cop enforces consistent use of `Object#is_a?` or `Object#kind_of?`.
@example EnforcedStyle: is_a? (default)
# bad var.kind_of?(Date) var.kind_of?(Integer) # good var.is_a?(Date) var.is_a?(Integer)
@example EnforcedStyle: kind_of?
# bad var.is_a?(Time) var.is_a?(String) # good var.kind_of?(Time) var.kind_of?(String)
Constants
- MSG
Public Instance Methods
autocorrect(node)
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# File lib/rubocop/cop/style/class_check.rb, line 41 def autocorrect(node) lambda do |corrector| replacement = node.method?(:is_a?) ? 'kind_of?' : 'is_a?' corrector.replace(node.loc.selector, replacement) end end
message(node)
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# File lib/rubocop/cop/style/class_check.rb, line 49 def message(node) if node.method?(:is_a?) format(MSG, prefer: 'kind_of?', current: 'is_a?') else format(MSG, prefer: 'is_a?', current: 'kind_of?') end end
on_send(node)
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# File lib/rubocop/cop/style/class_check.rb, line 33 def on_send(node) class_check?(node) do |method_name| return if style == method_name add_offense(node, location: :selector) end end