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vendor: update liner to fix docker and mips bugs

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This commit is contained in:
Péter Szilágyi
2017-10-05 15:57:33 +03:00
parent c0a1f1c907
commit 41d361565b
4 changed files with 84 additions and 20 deletions
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87
vendor/github.com/peterh/liner/line.go generated vendored
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@ -3,10 +3,12 @@
package liner
import (
"bufio"
"container/ring"
"errors"
"fmt"
"io"
"os"
"strings"
"unicode"
"unicode/utf8"
@ -90,6 +92,10 @@ const (
)
func (s *State) refresh(prompt []rune, buf []rune, pos int) error {
if s.columns == 0 {
return ErrInternal
}
s.needRefresh = false
if s.multiLineMode {
return s.refreshMultiLine(prompt, buf, pos)
@ -351,8 +357,8 @@ func (s *State) tabComplete(p []rune, line []rune, pos int) ([]rune, int, interf
}
hl := utf8.RuneCountInString(head)
if len(list) == 1 {
s.refresh(p, []rune(head+list[0]+tail), hl+utf8.RuneCountInString(list[0]))
return []rune(head + list[0] + tail), hl + utf8.RuneCountInString(list[0]), rune(esc), nil
err := s.refresh(p, []rune(head+list[0]+tail), hl+utf8.RuneCountInString(list[0]))
return []rune(head + list[0] + tail), hl + utf8.RuneCountInString(list[0]), rune(esc), err
}
direction := tabForward
@ -366,7 +372,10 @@ func (s *State) tabComplete(p []rune, line []rune, pos int) ([]rune, int, interf
if err != nil {
return line, pos, rune(esc), err
}
s.refresh(p, []rune(head+pick+tail), hl+utf8.RuneCountInString(pick))
err = s.refresh(p, []rune(head+pick+tail), hl+utf8.RuneCountInString(pick))
if err != nil {
return line, pos, rune(esc), err
}
next, err := s.readNext()
if err != nil {
@ -392,7 +401,10 @@ func (s *State) tabComplete(p []rune, line []rune, pos int) ([]rune, int, interf
// reverse intelligent search, implements a bash-like history search.
func (s *State) reverseISearch(origLine []rune, origPos int) ([]rune, int, interface{}, error) {
p := "(reverse-i-search)`': "
s.refresh([]rune(p), origLine, origPos)
err := s.refresh([]rune(p), origLine, origPos)
if err != nil {
return origLine, origPos, rune(esc), err
}
line := []rune{}
pos := 0
@ -478,7 +490,10 @@ func (s *State) reverseISearch(origLine []rune, origPos int) ([]rune, int, inter
case action:
return []rune(foundLine), foundPos, next, err
}
s.refresh(getLine())
err = s.refresh(getLine())
if err != nil {
return []rune(foundLine), foundPos, rune(esc), err
}
}
}
@ -535,7 +550,10 @@ func (s *State) yank(p []rune, text []rune, pos int) ([]rune, int, interface{},
line = append(line, lineEnd...)
pos = len(lineStart) + len(value)
s.refresh(p, line, pos)
err := s.refresh(p, line, pos)
if err != nil {
return line, pos, 0, err
}
next, err := s.readNext()
if err != nil {
@ -577,6 +595,11 @@ func (s *State) PromptWithSuggestion(prompt string, text string, pos int) (strin
if s.inputRedirected || !s.terminalSupported {
return s.promptUnsupported(prompt)
}
p := []rune(prompt)
const minWorkingSpace = 10
if s.columns < countGlyphs(p)+minWorkingSpace {
return s.tooNarrow(prompt)
}
if s.outputRedirected {
return "", ErrNotTerminalOutput
}
@ -585,7 +608,6 @@ func (s *State) PromptWithSuggestion(prompt string, text string, pos int) (strin
defer s.historyMutex.RUnlock()
fmt.Print(prompt)
p := []rune(prompt)
var line = []rune(text)
historyEnd := ""
var historyPrefix []string
@ -600,7 +622,10 @@ func (s *State) PromptWithSuggestion(prompt string, text string, pos int) (strin
pos = len(text)
}
if len(line) > 0 {
s.refresh(p, line, pos)
err := s.refresh(p, line, pos)
if err != nil {
return "", err
}
}
restart:
@ -624,7 +649,10 @@ mainLoop:
switch v {
case cr, lf:
if s.needRefresh {
s.refresh(p, line, pos)
err := s.refresh(p, line, pos)
if err != nil {
return "", err
}
}
if s.multiLineMode {
s.resetMultiLine(p, line, pos)
@ -958,7 +986,10 @@ mainLoop:
s.needRefresh = true
}
if s.needRefresh && !s.inputWaiting() {
s.refresh(p, line, pos)
err := s.refresh(p, line, pos)
if err != nil {
return "", err
}
}
if !historyAction {
historyStale = true
@ -978,7 +1009,7 @@ func (s *State) PasswordPrompt(prompt string) (string, error) {
return "", ErrInvalidPrompt
}
}
if !s.terminalSupported {
if !s.terminalSupported || s.columns == 0 {
return "", errors.New("liner: function not supported in this terminal")
}
if s.inputRedirected {
@ -988,6 +1019,12 @@ func (s *State) PasswordPrompt(prompt string) (string, error) {
return "", ErrNotTerminalOutput
}
p := []rune(prompt)
const minWorkingSpace = 1
if s.columns < countGlyphs(p)+minWorkingSpace {
return s.tooNarrow(prompt)
}
defer s.stopPrompt()
restart:
@ -995,7 +1032,6 @@ restart:
s.getColumns()
fmt.Print(prompt)
p := []rune(prompt)
var line []rune
pos := 0
@ -1014,7 +1050,10 @@ mainLoop:
switch v {
case cr, lf:
if s.needRefresh {
s.refresh(p, line, pos)
err := s.refresh(p, line, pos)
if err != nil {
return "", err
}
}
if s.multiLineMode {
s.resetMultiLine(p, line, pos)
@ -1032,7 +1071,10 @@ mainLoop:
s.restartPrompt()
case ctrlL: // clear screen
s.eraseScreen()
s.refresh(p, []rune{}, 0)
err := s.refresh(p, []rune{}, 0)
if err != nil {
return "", err
}
case ctrlH, bs: // Backspace
if pos <= 0 {
fmt.Print(beep)
@ -1068,3 +1110,20 @@ mainLoop:
}
return string(line), nil
}
func (s *State) tooNarrow(prompt string) (string, error) {
// Docker and OpenWRT and etc sometimes return 0 column width
// Reset mode temporarily. Restore baked mode in case the terminal
// is wide enough for the next Prompt attempt.
m, merr := TerminalMode()
s.origMode.ApplyMode()
if merr == nil {
defer m.ApplyMode()
}
if s.r == nil {
// Windows does not always set s.r
s.r = bufio.NewReader(os.Stdin)
defer func() { s.r = nil }()
}
return s.promptUnsupported(prompt)
}