37 lines
683 B
Elixir
37 lines
683 B
Elixir
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defmodule Child do
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def start_link do
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GenServer.start_link(__MODULE__, [])
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end
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def init(_args) do
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{:ok, 0}
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end
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def handle_info({:info, n}, state) do
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IO.puts "info #{n}"
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{:noreply, state + n}
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end
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def handle_cast({:cast, n}, state) do
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IO.puts "cast #{n}"
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{:noreply, state + n}
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end
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def handle_call({:call, n}, _from, state) do
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IO.puts "call #{n}"
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{:reply, state + n, state + n}
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end
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end
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defmodule ProcessCommunication do
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def run do
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{:ok, child} = Child.start_link()
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send(child, {:info, 7})
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GenServer.cast(child, {:cast, 17})
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result = GenServer.call(child, {:call, 31})
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IO.puts "Rusult: #{result}"
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end
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end
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