Exception: Marbu::Models::Db::MongoDb::Exception

Inherits:
StandardError
  • Object
show all
Defined in:
lib/marbu/models/db/mongodb/exceptions.rb

Constant Summary collapse

QUERY_ERROR = 
136081
QUERY_ERROR_ID = 
'QUERY_ERROR'
MAP_COMPILE_ERROR = 
13598
MAP_COMPILE_ERROR_ID = 
'MAP_COMPILE_ERROR'

Class Method Summary collapse

Class Method Details

.explain(e, mrf) ⇒ Object 



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# File 'lib/marbu/models/db/mongodb/exceptions.rb', line 11

def self.explain(e, mrf)
  parsed_exception = parse(e)

  case parsed_exception[:assertion_code]
    when QUERY_ERROR              then { id: QUERY_ERROR_ID, message: explain_query_error(parsed_exception, mrf)}
    when MAP_COMPILE_ERROR        then { id: MAP_COMPILE_ERROR_ID, message: explain_map_compile_error(parsed_exception, mrf)}

    else raise Exception.new("The Error '#{e.to_s}' is unknown to me. Parsed: #{parsed_exception.inspect}")
  end
end

.explain_map_compile_error(parsed_exception, mrf) ⇒ Object 



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# File 'lib/marbu/models/db/mongodb/exceptions.rb', line 46

def self.explain_map_compile_error( parsed_exception, mrf )
  "Your provided Map-Code couldn't be compiled by MongoDB. Please have a look at your javascript and the input/output variables."
end

.explain_ns_error(parsed_exception, mrf) ⇒ Object 



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# File 'lib/marbu/models/db/mongodb/exceptions.rb', line 34

def self.explain_ns_error( parsed_exception, mrf )
  "Either the database #{mrf.misc.database} or the collection #{mrf.misc.input_collection} is unknown."
end

.explain_query_error(parsed_exception, mrf) ⇒ Object 



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# File 'lib/marbu/models/db/mongodb/exceptions.rb', line 42

def self.explain_query_error( parsed_exception, mrf )
  "The Query you supplied doesn't work as you excpected. Query: #{mrf.query.static}."
end

.explain_reference_error(parsed_exception, mrf) ⇒ Object 



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# File 'lib/marbu/models/db/mongodb/exceptions.rb', line 38

def self.explain_reference_error( parsed_exception, mrf )
  "The variable #{parsed_exception[:variable]} defined in function #{parsed_exception[:function]} is unknown. This either means you are trying to access a datafield that doesn't exist in the collection, or you misspelled a variable name."
end

.parse(e) ⇒ Object 



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# File 'lib/marbu/models/db/mongodb/exceptions.rb', line 22

def self.parse(e)
  parsed_exception = {}

  parsed_exception[:orig_error]       = e.to_s
  parsed_exception[:assertion]        = e.result['assertion']
  parsed_exception[:assertion_code]   = e.result['assertionCode']
  parsed_exception[:error_code]       = e.error_code
  parsed_exception[:errmsg]           = e.result['errmsg']

  parsed_exception
end