Module: Flexr::Configuration

Defined in:
lib/flexr/configuration.rb

Constant Summary collapse

BACKENDS = 
%i[table direct firstmatch auto].freeze
TOKEN_KINDS = 
%i[array struct yield].freeze
ACCELERATORS = 
%i[auto strscan regexp none].freeze
BOOLEAN_OPTIONS = 
%i[unicode eager_columns allow_empty_match experimental standalone].freeze

Class Method Summary collapse

Class Method Details

.accelerator!(value) ⇒ Object 



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# File 'lib/flexr/configuration.rb', line 20

def accelerator!(value)
  validated_symbol!(value, ACCELERATORS, :accel)
end

.backend!(value) ⇒ Object 



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# File 'lib/flexr/configuration.rb', line 12

def backend!(value)
  validated_symbol!(value, BACKENDS, :backend)
end

.option!(value) ⇒ Object 



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# File 'lib/flexr/configuration.rb', line 24

def option!(value)
  validated_symbol!(value, BOOLEAN_OPTIONS, :option)
end

.token_kind!(value) ⇒ Object 



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# File 'lib/flexr/configuration.rb', line 16

def token_kind!(value)
  validated_symbol!(value, TOKEN_KINDS, :token_kind)
end

.validated_symbol!(value, allowed, name) ⇒ Object 



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# File 'lib/flexr/configuration.rb', line 28

def validated_symbol!(value, allowed, name)
  symbol = value.to_sym
  return symbol if allowed.include?(symbol)

  raise ArgumentError, "unsupported #{name}: #{value.inspect}"
rescue NoMethodError
  raise ArgumentError, "unsupported #{name}: #{value.inspect}"
end