// New returns a Question with the given arguments.
//
// prefix is the text placed before of the prompt, errPrefix is placed before of
// show any error.
//
// trueString and falseString are the strings to be showed when the question
// needs a boolean like answer and it is being used a default value.
// It is already handled the next strings like boolean values (from validate.Atob):
// 1, t, T, TRUE, true, True, y, Y, yes, YES, Yes
// 0, f, F, FALSE, false, False, n, N, no, NO, No
func New(prefix, errPrefix, trueString, falseString string) *Question {
term, err := terminal.New(editline.InputFd)
if err != nil {
panic(err)
}
extraBool := make(map[string]bool)
val := validate.New(validate.Bool, validate.NONE)
// Add strings of boolean values if there are not validated like boolean.
if _, err = val.Atob(trueString); err != nil {
extraBool = map[string]bool{
strings.ToLower(trueString): true,
strings.ToUpper(trueString): true,
strings.Title(trueString): true,
}
}
if _, err = val.Atob(falseString); err != nil {
extraBool[strings.ToLower(falseString)] = false
extraBool[strings.ToUpper(falseString)] = false
extraBool[strings.Title(falseString)] = false
}
return &Question{
false,
NONE,
prefix,
errPrefix,
"",
"",
nil,
trueString,
falseString,
extraBool,
0,
term.Fd(),
term.OriginalState(),
}
}
// New returns a Question with the given arguments.
//
// prefix is the text placed before of the prompt, errPrefix is placed before of
// show any error.
//
// trueString and falseString are the strings to be showed when the question
// needs a boolean like answer and it is being used a default value.
// It is already handled the next strings like boolean values (from validate.Atob):
// 1, t, T, TRUE, true, True, y, Y, yes, YES, Yes
// 0, f, F, FALSE, false, False, n, N, no, NO, No
func New(prefix, errPrefix, trueString, falseString string) *Question {
ter, err := term.New()
if err != nil {
panic(err)
}
extraBool := make(map[string]bool)
val := validate.New(validate.Bool, validate.None)
// Add strings of boolean values if there are not validated like boolean.
if _, err = val.Atob(trueString); err != nil {
extraBool = map[string]bool{
strings.ToLower(trueString): true,
strings.ToUpper(trueString): true,
strings.Title(trueString): true,
}
}
if _, err = val.Atob(falseString); err != nil {
extraBool[strings.ToLower(falseString)] = false
extraBool[strings.ToUpper(falseString)] = false
extraBool[strings.Title(falseString)] = false
}
return &Question{
new(validate.Validate),
ter,
extraBool,
trueString,
falseString,
prefix,
errPrefix,
"",
"",
nil,
false,
validate.None,
}
}
// readType is the base to read the basic types.
func (q *Question) readType(kind validate.Kind) (value interface{}, err error) {
valida := validate.New(kind, q.mod)
if kind == validate.Bool {
valida.SetBoolString(q.extraBool)
}
// Default value
if q.defValue != nil {
valida.SetDefault(q.defValue)
if kind != validate.Bool {
q.defString = defaultToPrint(q.defValue)
} else {
q.defString = q.defaultBoolToPrint(q.defValue.(bool))
}
}
value, err = q.read(q.newLine(), valida)
q.clean()
return
}
