sampler-fork/data/item.go

package data

import (
	ui "github.com/sqshq/termui"
	"os/exec"
	"strings"
)

type Item struct {
	Label  *string   `yaml:"label,omitempty"`
	Script string    `yaml:"script"`
	Color  *ui.Color `yaml:"color,omitempty"`
}

func (i *Item) nextValue() (value string, err error) {

	output, err := exec.Command("sh", "-c", i.Script).Output()

	if err != nil {
		return "", err
	}

	return strings.TrimSpace(string(output)), nil
}