Active Record 连接适配器 Transaction 状态

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 9
def initialize(state = nil)
  @state = state
  @children = nil
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 14
def add_child(state)
  @children ||= []
  @children << state
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 66
def commit!
  @state = :committed
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 23
def committed?
  @state == :committed || @state == :fully_committed
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 47
def completed?
  committed? || rolledback?
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 19
def finalized?
  @state
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 70
def full_commit!
  @state = :fully_committed
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 56
def full_rollback!
  @children&.each { |c| c.rollback! }
  @state = :fully_rolledback
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 27
def fully_committed?
  @state == :fully_committed
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 43
def fully_completed?
  completed?
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 35
def fully_rolledback?
  @state == :fully_rolledback
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 61
def invalidate!
  @children&.each { |c| c.invalidate! }
  @state = :invalidated
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 39
def invalidated?
  @state == :invalidated
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 74
def nullify!
  @state = nil
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 51
def rollback!
  @children&.each { |c| c.rollback! }
  @state = :rolledback
end

# File activerecord/lib/active_record/connection_adapters/abstract/transaction.rb, line 31
def rolledback?
  @state == :rolledback || @state == :fully_rolledback
end