Class: Charming::Database::Commands

Inherits:
Object
  • Object
show all
Defined in:
lib/charming/database/commands.rb

Overview

Commands implements the runtime side of ‘charming db:COMMAND` (other than `db:install`, which lives in Generators::DatabaseInstaller). It loads the app’s ‘config/database.rb`, delegates the actual work to ActiveRecord, and prints a short status line on success.

Instance Method Summary collapse

Constructor Details

#initialize(command, out:, destination:) ⇒ Commands

command is the subcommand string (e.g., “db:create”). out is the status-output stream. destination is the app root for resolving ‘config/database.rb` and `db/`.



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# File 'lib/charming/database/commands.rb', line 14

def initialize(command, out:, destination:)
  @command = command
  @out = out
  @destination = destination
end

Instance Method Details

#run ⇒ Object

Dispatches the configured command. Raises Generators::Error for unknown commands.



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# File 'lib/charming/database/commands.rb', line 21

def run
  case command
  when "db:create" then create
  when "db:migrate" then migrate
  when "db:rollback" then rollback
  when "db:drop" then drop
  when "db:seed" then seed
  else raise Generators::Error, "Unknown database command: #{command}"
  end
end