Method: Persist.fetch

Defined in:

lib/persist/persist.rb

.fetch(table, default = nil) ⇒ Object

Public: Fetch a particular table from the persistent store.

table - A Symbol corresponding to a root table key in the persistent

store.

default - An optional value that is returned if the table is not found.

Examples

Persist.fetch :author
# => {:first_name => "Shannon", :last_name => "Skipper"}

Persist.fetch :snowman
# => nil

Persist.fetch :snowman, 'default value instead of nil'
# => "default value instead of nil"

Returns the value stored in the fetched table.

# File 'lib/persist/persist.rb', line 144

def fetch table, default = nil
  initialize_db
  
  @db.transaction true do
    @db.fetch table, default
  end
end