Remove Item from Slice in Go

removeItemFromSlice.go

func (cg *ColorGroup) removeColor(colorToRemove string) (int, error) {
	colorRemoved := false
	for i, c := range cg.Colors {
		if colorToRemove == c {
			cg.Colors = append(cg.Colors[:i], cg.Colors[i+1:]...)
			colorRemoved = true
		}
	}
	if colorRemoved {
		return 0, nil
	}
	return -1, errors.New("Could Not Find Color to Remove")
}