lib/dbshell/database_client.rb


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require 'dbshell/sqlite3_client'
require 'dbshell/postgres_client'

class DBShell::DatabaseClient
  def self.handler(connection_params)
    case connection_params['adapter']
    when 'sqlite3'
      DBShell::Sqlite3Client
    when 'postgresql'
      DBShell::PostgresClient
    else
      raise DBShell::InvalidDatabaseAdapter
    end
  end

  def self.runshell(connection_params)
    self
      .handler(connection_params)
      .runshell(connection_params)
  end
end


class DBShell::InvalidDatabaseAdapter < StandardError; end