Module: MemModel::Base::ClassMethods

Extended by:
Forwardable
Defined in:
lib/mem_model/base.rb

Instance Method Summary collapse

Instance Method Details

#create(atts = {}) ⇒ Object

Create a new record. Example:

create(:name => "foo", :id => 1)



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# File 'lib/mem_model/base.rb', line 66

def create(atts = {})
  rec = self.new(atts)
  rec.save && rec
end

#create!(*args) ⇒ Object 



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# File 'lib/mem_model/base.rb', line 71

def create!(*args)
  create(*args) || raise(InvalidRecord)
end

#delete_all ⇒ Object

Removes all records without executing destroy callbacks.



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# File 'lib/mem_model/base.rb', line 59

def delete_all
  store.clear
end

#destroy(id) ⇒ Object 



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# File 'lib/mem_model/base.rb', line 47

def destroy(id)
  find(id).destroy
end

#destroy_all ⇒ Object

Removes all records and executes destroy callbacks.



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# File 'lib/mem_model/base.rb', line 53

def destroy_all
  all.each {|r| r.destroy }
end

#exists?(id) ⇒ Boolean 



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# File 'lib/mem_model/base.rb', line 39

def exists?(id)
  store.any?{ |record| record.id == id }
end

#find(id) ⇒ Object Also known as: []

Find or nil



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# File 'lib/mem_model/base.rb', line 29

def find(id)
  store.detect{ |r| r.id == id }
end

#find_by_id(id) ⇒ Object

Find or raise



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# File 'lib/mem_model/base.rb', line 35

def find_by_id(id)
  find(id) || raise(UnknownRecord, "Couldn't find #{self.name} with ID=#{id}")
end

#generate_id ⇒ Object 



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# File 'lib/mem_model/base.rb', line 24

def generate_id
  object_id
end

#store ⇒ Object 



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# File 'lib/mem_model/base.rb', line 20

def store
  @store ||= Set.new
end

#update(id, atts) ⇒ Object 



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# File 'lib/mem_model/base.rb', line 43

def update(id, atts)
  find(id).update_attributes(atts)
end