Std.Env

17 public declarations

• allArray[Str]

  The arguments the program was started with, without the program's own name.

  fn
• atInt -> Option[Str]

  The argument at a position, or `None` when there is none.

  fn
• countInt

  The number of arguments given.

  fn
• elapsedMillisecondsInt

  Milliseconds on a clock that only moves forward.

  fn
• failStr -> ()

  Stop the program reporting failure, after writing a message.

  fn
• hasFlagStr -> Bool

  Whether an argument was given, matched exactly.

  fn
• homeDirectoryOption[Str]

  The directory this machine calls the reader's own, when it has one.

  fn
• isSetStr -> Bool

  Whether an environment variable is set at all, whatever its value.

  fn
• optionStr -> Option[Str]

  The value given after a named argument, or `None`.

  fn
• positional&Array[Str] -> Array[Str]

  Every argument that is not a flag or a flag's value.

  fn
• searchPathArray[Str]

  The program's search path, split on the separator its platform uses.

  fn
• stopInt -> ()

  Stop the program with a status. Nought means it succeeded.

  fn
• succeed()

  Stop the program reporting success.

  fn
• temporaryDirectoryStr

  Where this machine says a program may put a file it does not intend to keep.

  fn
• variableStr -> Option[Str]

  One environment variable, or `None` when it is not set.

  fn
• variableOrStr -> Str -> Str

  One environment variable, or a fallback when it is not set.

  fn
• variablesArray[(Str, Str)]

  Every environment variable as a name and a value.

  fn