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When running a command in an external process, if the command fails to run or doesn't complete successfully ExitError is returned.

Boolean flag can be provided in one of the following forms: 1.

Find value of required CLI flag in Command.

Find the first match of any of the provided flags in args.

Return the path of CLI temp dir.

Iterate over each argument, if env variable is found (e.g $HOME) replace it with env value.

Removes the provided flag and value from the command arguments.

Env.

Home Dir.

Deprecated:.

General core constants.

Common.

Exit codes:.

Error modes (how should the application behave when the CheckError function is invoked):.