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fnord

0.4.37

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fnord lib cmd upgrade.ex
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lib/cmd/upgrade.ex

defmodule Cmd.Upgrade do
def run(opts) do
if confirm(opts) do
System.cmd("mix", ["escript.install", "--force", "github", "sysread/fnord"],
stderr_to_stdout: true,
into: IO.stream(:stdio, :line)
)
else
IO.puts("Cancelled")
end
end
defp confirm(%{yes: true}), do: true
defp confirm(_opts) do
IO.write("Do you want to upgrade to the latest version of fnord? (y/n) ")
case IO.gets("") do
"y\n" -> true
"Y\n" -> true
_ -> false
end
end
end