selector

Selector

Interactive command line user interfaces like Inquirer.js

Installation

$ go get -u github.com/munisystem/selector

Examples

See example/ folder

$ go run example/list.go
$ go run example/checkbox.go

Usage

List

list := []string{"alice", "bob", "carol", "dave"}
caption := "Who are you?"

// return selected element index
index, err := selector.List(list, caption)
if err != nil {
    log.Fatal(err)
    os.Exit(1)
}

// when typed ESC key
if index == -1 {
    fmt.Println("Not selected")
    os.Exit(0)
}

fmt.Println(index) //=> 1

Checkbox

list := []string{"alice", "bob", "carol", "dave"}
caption := "Whom do you like?"

// return slice into selected element indexes
index, err := selector.List(list, caption)
indexes, err := selector.Checkbox(list)
if err != nil {
    log.Fatal(err)
    os.Exit(1)
}

// when typed ESC key or seleted nothing
if len(indexes) == 0 {
    fmt.Println("Not selected")
    os.Exit(0)
}

fmt.Println(indexes) //=> [1 3]

Keybind

Author

munisystem