CheckJWTValid returns true if the JWT token is well-formed and not expired This function does not validate the JWT token beyond checking if it's still valid.

EnsureFolder creates a folder if it doesn't exist already.

ExitWithError prints and error then terminates the app.

FileExists returns true if the path exists on disk and it's not a folder.

FolderExists returns true if the path exists on disk and it's a folder.

FormatBytes formats file sizes in human-readable format Source: https://yourbasic.org/golang/formatting-byte-size-to-human-readable-format/.

IsRegularFile returns true if the path is a file.

LaunchBrowser opens a web browser at a specified URL.

PathExists returns true if the path exists on disk.

RemoveContents remove all contents within a directory Source: https://stackoverflow.com/a/33451503/192024.

RequestJSON fetches a JSON document from the web.

RequestRaw fetches a document from the web and returns the stream as is.

SliceContainsString returns true if the slice of strings contains a certain string.

TarBZ2 creates a tar.bz2 archive from a folder Adapted from: https://gist.github.com/sdomino/e6bc0c98f87843bc26bb.

Error types.

Error types.

Error types.

NodeStore class for managing the node store.

RequestOpts contains the parameters for the RequestJSON function.