Delegator#respond_to_missing?

(::Symbol m, bool include_private) -> bool

respond_to_missing?(m, include_private)

# File tmp/rubies/ruby-3.4.1/lib/delegate.rb, line 99
def respond_to_missing?(m, include_private)
  r = true
  target = self.__getobj__ {r = false}
  r &&= target_respond_to?(target, m, include_private)
  if r && include_private && !target_respond_to?(target, m, false)
    warn "delegator does not forward private method \##{m}", uplevel: 3
    return false
  end
  r
end

Checks for a method provided by this the delegate object by forwarding the call through __getobj__.

See also #raise #__setobj__ #__raise__ #target_respond_to? also in 4.1 · 4.0 · 3.3 · 3.2 · 3.1 · 3.0

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