38 lines
820 B
Ruby
38 lines
820 B
Ruby
require 'rubocop-rspec'
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module RuboCop
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module Cop
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module RSpec
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# This cop checks for single-line hook blocks
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#
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# @example
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#
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# # bad
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# before { do_something }
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# after(:each) { undo_something }
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#
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# # good
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# before do
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# do_something
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# end
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#
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# after(:each) do
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# undo_something
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# end
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class SingleLineHook < Cop
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MESSAGE = "Don't use single-line hook blocks.".freeze
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def_node_search :rspec_hook?, <<~PATTERN
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(send nil {:after :around :before} ...)
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PATTERN
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def on_block(node)
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return unless rspec_hook?(node)
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return unless node.single_line?
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add_offense(node, :expression, MESSAGE)
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end
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end
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end
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end
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end
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