shell

Documentation

Overview

Package shell is the entry point for the terminal interface of Elvish.

Index

• func IncSHLVL() func()
• func MakeEvaler(stderr io.Writer) *eval.Evaler
• type Program
  • func (p Program) Run(fds [3]*os.File, f *prog.Flags, args []string) error

Functions

func IncSHLVL

func IncSHLVL() func()

IncSHLVL increments the SHLVL environment variable. It returns a function to restore the original value of SHLVL.

func MakeEvaler

func MakeEvaler(stderr io.Writer) *eval.Evaler

MakeEvaler creates an Evaler, sets the module search directories and installs all the standard builtin modules. It writes a warning message to the supplied Writer if it could not initialize module search directories.

Types

type Program

type Program struct {
	ActivateDaemon daemondefs.ActivateFunc
}

Program is the shell subprogram.

func (Program) Run

func (p Program) Run(fds [3]*os.File, f *prog.Flags, args []string) error