Module: Aequitas::Context

Defined in:
lib/aequitas/context.rb

Class Method Summary collapse

Class Method Details

.any?(&block) ⇒ Boolean

Are there any contexts on the stack?

Returns:

  • (Boolean) —

    true/false whether there are any contexts on the context stack



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# File 'lib/aequitas/context.rb', line 39

def self.any?(&block)
  stack.any?(&block)
end

.current ⇒ Symbol, NilClass

Get the current validation context or nil (if no context is on the stack).

Returns:

  • (Symbol, NilClass) —

    The current validation context (for the current thread), or nil if no current context is on the stack



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# File 'lib/aequitas/context.rb', line 29

def self.current
  stack.last
end

.in_context(context) ⇒ Object

Execute a block of code within a specific validation context

Parameters:

  • context (Symbol) —

    the context to execute the block of code within



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# File 'lib/aequitas/context.rb', line 16

def self.in_context(context)
  stack << context
  return_value = yield
ensure
  stack.pop
  return_value
end

.stack ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

The (thread-local) validation context stack This allows object graphs to be saved within potentially nested contexts without having to pass the validation context throughout



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# File 'lib/aequitas/context.rb', line 48

def self.stack
  Thread.current[:dm_validations_context_stack] ||= []
end