Method: Primer::FetchOrFallbackHelper#fetch_or_fallback

Defined in:
app/lib/primer/fetch_or_fallback_helper.rb

#fetch_or_fallback(allowed_values, given_value, fallback = nil, deprecated_values: nil) ⇒ Object

[View source]

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# File 'app/lib/primer/fetch_or_fallback_helper.rb', line 28

def fetch_or_fallback(allowed_values, given_value, fallback = nil, deprecated_values: nil)
  if allowed_values.include?(given_value)
    given_value
  elsif deprecated_values&.include?(given_value)
    ::Primer::ViewComponents.deprecation.warn("#{given_value} is deprecated and will be removed in a future version.") unless Rails.env.production? || silence_deprecations?

    given_value
  else
    if fallback_raises && ENV["RAILS_ENV"] != "production"
      raise InvalidValueError, <<~MSG
        fetch_or_fallback was called with an invalid value.

        Expected one of: #{allowed_values.inspect}
        Got: #{given_value.inspect}

        This will not raise in production, but will instead fallback to: #{fallback.inspect}
      MSG
    end

    fallback
  end
end