envutil

func Getenv ¶ added in v0.1.7

func Getenv(name string, def ...string) string

Getenv get ENV value by key name

func HasShellEnv ¶

func HasShellEnv(shell string) bool

HasShellEnv has shell env check. Usage:

HasShellEnv("sh")
HasShellEnv("bash")

func IsConsole ¶

func IsConsole(out io.Writer) bool

IsConsole 判断 w 是否为 stderr、stdout、stdin 三者之一

func IsLinux ¶

func IsLinux() bool

IsLinux system

func IsMSys ¶

func IsMSys() bool

IsMSys msys(MINGW64) 环境，不一定支持颜色

func IsMac ¶

func IsMac() bool

IsMac system

func IsSupport256Color ¶

func IsSupport256Color() bool

IsSupport256Color is support 256 color

func IsSupportColor ¶

func IsSupportColor() bool

IsSupportColor check console is support color. supported: linux, mac, or windows's ConEmu, Cmder, putty, git-bash.exe not support: windows cmd, powerShell

func IsWin ¶

func IsWin() bool

IsWin system. linux windows darwin

func ParseEnvValue ¶ added in v0.1.7

func ParseEnvValue(val string) (newVal string)

ParseEnvValue parse ENV var value from input string