27 lines
842 B
Ruby
27 lines
842 B
Ruby
# frozen_string_literal: true
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require_relative '../../migration_helpers'
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module RuboCop
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module Cop
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module Migration
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# Cop that checks if `remove_concurrent_index` is used with `up`/`down` methods
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# and not `change`.
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class RemoveConcurrentIndex < RuboCop::Cop::Base
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include MigrationHelpers
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MSG = '`remove_concurrent_index` is not reversible so you must manually define ' \
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'the `up` and `down` methods in your migration class, using `add_concurrent_index` in `down`'
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def on_send(node)
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return unless in_migration?(node)
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return unless node.children[1] == :remove_concurrent_index
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node.each_ancestor(:def) do |def_node|
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add_offense(def_node.loc.name) if def_node.method_name == :change
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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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end
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