Class: Axn::Core::Flow::Handlers::Matcher

Inherits:
Object
  • Object
show all
Defined in:
lib/axn/core/flow/handlers/matcher.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(rules, invert: false) ⇒ Matcher

NOTE: invert means it’s an unless rather than an if. This will apply to ALL rules (sufficient for current use case, but flagging if we ever extend this for complex matching)



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# File 'lib/axn/core/flow/handlers/matcher.rb', line 74

def initialize(rules, invert: false)
  @rules = Array(rules).compact
  @invert = invert
end

Class Method Details

.build(if: nil, unless: nil) ⇒ Object

Class method to build matcher from kwargs

Raises:



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# File 'lib/axn/core/flow/handlers/matcher.rb', line 89

def self.build(if: nil, unless: nil)
  if_condition = binding.local_variable_get(:if)
  unless_condition = binding.local_variable_get(:unless)

  raise Axn::UnsupportedArgument, "providing both :if and :unless" if if_condition && unless_condition

  new(Array(if_condition || unless_condition).compact, invert: !!unless_condition)
end

Instance Method Details

#call(exception:, action:) ⇒ Object 



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# File 'lib/axn/core/flow/handlers/matcher.rb', line 79

def call(exception:, action:)
  matches?(exception:, action:)
rescue StandardError => e
  Axn::Internal::PipingError.swallow("determining if handler applies to exception", action:, exception: e)
end

#invert? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/axn/core/flow/handlers/matcher.rb', line 86

def invert? = !!@invert

#static? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/axn/core/flow/handlers/matcher.rb', line 85

def static? = @rules.empty?