comfunc

func Cmdline ¶ added in v0.5.11

func Cmdline(args []string, binName ...string) string

Cmdline build

func CurrentShell ¶ added in v0.5.3

func CurrentShell(onlyName bool) (path string)

CurrentShell get current used shell env file.

eg "/bin/zsh" "/bin/bash". if onlyName=true, will return "zsh", "bash"

func Environ ¶ added in v0.5.11

func Environ() map[string]string

Environ like os.Environ, but will returns key-value map[string]string data.

func ExecCmd ¶ added in v0.5.3

func ExecCmd(binName string, args []string, workDir ...string) (string, error)

ExecCmd an command and return output.

Usage:

ExecCmd("ls", []string{"-al"})

func ExpandPath ¶ added in v0.5.3

func ExpandPath(pathStr string) string

ExpandPath will parse first `~` as user home dir path.

func HasShellEnv ¶ added in v0.5.3

func HasShellEnv(shell string) bool

HasShellEnv has shell env check.

Usage:

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

func ParseEnvVar ¶ added in v0.5.11

func ParseEnvVar(val string, getFn func(string) string) (newVal string)

ParseEnvVar parse ENV var value from input string, support default value.

Format:

${var_name}            Only var name
${var_name | default}  With default value

Usage:

comfunc.ParseEnvVar("${ APP_NAME }")
comfunc.ParseEnvVar("${ APP_ENV | dev }")

func ShellExec ¶ added in v0.5.3

func ShellExec(cmdLine string, shells ...string) (string, error)

ShellExec exec command by shell cmdLine eg. "ls -al"

func StrToBool ¶ added in v0.5.11

func StrToBool(s string) (bool, error)

StrToBool parse string to bool. like strconv.ParseBool()

func ToBool ¶ added in v0.5.11

func ToBool(v interface{}) (bool, error)

ToBool try to convert type to bool