Module: DistribCore::Distrib

Defined in:
lib/distrib_core/distrib.rb

Overview

This module is used to define common methods on root classes.

Instance Method Summary collapse

Instance Method Details

#configure ⇒ Object

Call to prepare configuration.

See Also:



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# File 'lib/distrib_core/distrib.rb', line 7

def configure(...)
  configuration.instance_eval(...)
end

#kind ⇒ Object

Returns kind of current instance. ‘:leader` or `:worker`.

Returns:

  • kind of current instance. ‘:leader` or `:worker`

Raises:

  • (RuntimeError) —

    if kind is not set



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# File 'lib/distrib_core/distrib.rb', line 27

def kind
  @kind || raise('kind is not set')
end

#kind=(kind) ⇒ Object

Set kind of the current instance

Parameters:

  • kind (Symbol) —

    ‘:leader` or `:worker` only

Raises:

  • (ArgumentError) 


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# File 'lib/distrib_core/distrib.rb', line 14

def kind=(kind)
  raise("Mode is already set: #{kind}") if @kind

  kind = kind&.to_sym

  raise(ArgumentError, 'Invalid kind, should be `leader` or `worker`') unless %i[leader worker].include?(kind)

  @kind = kind
end

#leader? ⇒ TrueClass, FalseClass

Returns ‘true` when `kind` is `:leader`.

Returns:

  • (TrueClass, FalseClass) —

    ‘true` when `kind` is `:leader`



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# File 'lib/distrib_core/distrib.rb', line 32

def leader?
  kind == :leader
end

#worker? ⇒ TrueClass, FalseClass

Returns true when ‘kind` is `:worker`.

Returns:

  • (TrueClass, FalseClass) —

    true when ‘kind` is `:worker`



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# File 'lib/distrib_core/distrib.rb', line 37

def worker?
  kind == :worker
end