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Fix multi-line clean-up issue #492

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Fix multi-line clean-up issue #492

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10 changes: 1 addition & 9 deletions multiline.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2,8 +2,6 @@ package survey

import (
"strings"

"github.com/AlecAivazis/survey/v2/terminal"
)

type Multiline struct {
Expand Down Expand Up @@ -70,13 +68,7 @@ func (i *Multiline) Prompt(config *PromptConfig) (interface{}, error) {

if string(line) == "" {
if emptyOnce {
numLines := len(multiline) + 2
cursor.PreviousLine(numLines)
for j := 0; j < numLines; j++ {
terminal.EraseLine(i.Stdio().Out, terminal.ERASE_LINE_ALL)
cursor.NextLine(1)
}
cursor.PreviousLine(numLines)
cursor.PreviousLine(3)
break
}
emptyOnce = true
Expand Down
4 changes: 2 additions & 2 deletions terminal/cursor.go
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Original file line number Diff line number Diff line change
Expand Up @@ -47,15 +47,15 @@ func (c *Cursor) Back(n int) error {

// NextLine moves cursor to beginning of the line n lines down.
func (c *Cursor) NextLine(n int) error {
if err := c.Down(1); err != nil {
if err := c.Down(n); err != nil {
return err
}
return c.HorizontalAbsolute(0)
}

// PreviousLine moves cursor to beginning of the line n lines up.
func (c *Cursor) PreviousLine(n int) error {
if err := c.Up(1); err != nil {
if err := c.Up(n); err != nil {
return err
}
return c.HorizontalAbsolute(0)
Expand Down