if (keyConversion.isTrivial && valueConversion.isTrivial) return HLIdParameterConversion
            return HLMapParameterConversion(
                keyName = keyType?.toParameterName() ?: "key",
                valueName = valueType?.toParameterName() ?: "value",
                mappingConversionForKeys = keyConversion,
                mappingConversionForValues = valueConversion
            )
        }