Class: SpotFeel::SimpleUnaryTests

Inherits:
Node
  • Object
show all
Defined in:
lib/spot_feel/nodes.rb

Overview

  1. simple unary tests =

14.a simple positive unary tests | 14.b “not”, “(”, simple positive unary tests, “)” | 14.c “-”;

Instance Method Summary collapse

Methods inherited from Node

#qualified_names_in_context, #raise_evaluation_error

Instance Method Details

#eval(context = {}) ⇒ Object 



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# File 'lib/spot_feel/nodes.rb', line 185

def eval(context = {})
  if defined?(expr) && expr.present?
    tests = Array.wrap(expr.eval(context))
    if defined?(negate) && negate.present?
      ->(input) { !tests.any? { |test| test.call(input) } }
    else
      ->(input) { tests.any? { |test| test.call(input) } }
    end
  else
    ->(_input) { true }
  end
end