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cainlevy/helper.rb

Created July 21, 2017 01:13
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  1. cainlevy renamed this gist Jul 21, 2017. 1 changed file with 0 additions and 0 deletions.
    0 gistfile1.txt → helper.rb
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  2. cainlevy created this gist Jul 21, 2017.
    8 changes: 8 additions & 0 deletions gistfile1.txt
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,8 @@
    # forgiveness is faster than permission
    private def catch_uniqueness_errors
    yield
    rescue ActiveRecord::RecordNotUnique => e
    field = e.cause.message.match(/index_([a-z_]*)_on_([a-z_]*)/)[2]
    raise unless field
    errors.add(field, :taken)
    end