basic.rb::DataAccess.DatabaseManager (10-38)
basic.rb (3-97)
- require statements @3
- DataAccess @8 # Data access layer module
  - DatabaseManager @10 # Manages database connections and queries
     10 |   class DatabaseManager
     11 |     attr_accessor :connection_string
     12 |     attr_reader :connection
     13 | 
     14 |     def initialize(connection_string)
     15 |       @connection_string = connection_string
     16 |       @connection = nil
     17 |     end
     18 | 
     19 |     # Establish database connection
     20 |     def connect
     21 |       puts "Connecting to #{@connection_string}"
     22 |     end
     23 | 
     24 |     # Close database connection
     25 |     def disconnect
     26 |       @connection&.close
     27 |     end
     28 | 
     29 |     # Execute a SQL query
     30 |     def query(sql)
     31 |       []
     32 |     end
     33 | 
     34 |     # Class method for creating a default instance
     35 |     def self.create_default
     36 |       new("postgresql://localhost/mydb")
     37 |     end
     38 |   end
- UserService @42 # Handles user-related operations
- validate_email (email) @64 # Validate email format
- DEFAULT_ATTEMPTS = 3 @69
- Retrier @72 # Retries a block a bounded number of times
- main () @92 # Main entry point
[exit 0]
