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13 lines
No EOL
363 B
Ruby
13 lines
No EOL
363 B
Ruby
module Arel
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module Sql
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class Christener
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def name_for(relation)
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@used_names ||= Hash.new(0)
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(@relation_names ||= Hash.new do |hash, relation|
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@used_names[name = relation.name] += 1
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hash[relation] = name + (@used_names[name] > 1 ? "_#{@used_names[name]}" : '')
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end)[relation.table]
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end
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end
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end
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end |