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Don't crash exception translation w/ nil result attribute.

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Exception.result is nil when attempting a query after PostgreSQL
disconnect, resulting in new exception:
NoMethodError: undefined method `error_field' for nil:NilClass
This commit is contained in:
Steve Jorgensen
2012-05-21 09:50:29 -07:00
committed by Jon Leighton
parent 517060ab59
commit be913c3964
1 changed files with 1 additions and 1 deletions
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2
activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
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@@ -1144,7 +1144,7 @@ module ActiveRecord
UNIQUE_VIOLATION = "23505"
def translate_exception(exception, message)
case exception.result.error_field(PGresult::PG_DIAG_SQLSTATE)
case exception.result.try(:error_field, PGresult::PG_DIAG_SQLSTATE)
when UNIQUE_VIOLATION
RecordNotUnique.new(message, exception)
when FOREIGN_KEY_VIOLATION