node-require-main-filename - 1.0.1-1 main

require.main.filename is great for figuring out the entry point for the
current application. This can be combined with a module like pkg-conf
to, as if by magic, load top-level configuration.
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Unfortunately, require.main.filename sometimes fails when an application
is executed with an alternative process manager, e.g., iisnode.
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require-main-filename is a shim that addresses this problem.
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Node.js is an event-based server-side JavaScript engine.