cerc-io/go-ethereum
13
0
Fork 0
Code Issues 9 Pull Requests Packages Projects Releases 66 Wiki Activity

vendor: update github.com/peterh/liner (#18990)

Browse Source 
Fixes #16286
This commit is contained in:
Felix Lange 2019-02-05 12:00:42 +01:00 committed by Péter Szilágyi
parent 43e8efe895
commit f413a3dbb2
10 changed files with 101 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
vendor/github.com/peterh/liner/fallbackinput.go generated vendored
View File

@ -55,3 +55,5 @@ func (n noopMode) ApplyMode() error {
func TerminalMode() (ModeApplier, error) {
return noopMode{}, nil
}
const cursorColumn = true

3
vendor/github.com/peterh/liner/go.mod generated vendored Normal file
View File

@ -0,0 +1,3 @@
module github.com/peterh/liner
require github.com/mattn/go-runewidth v0.0.3

2
vendor/github.com/peterh/liner/go.sum generated vendored Normal file
View File

@ -0,0 +1,2 @@
github.com/mattn/go-runewidth v0.0.3 h1:a+kO+98RDGEfo6asOGMmpodZq4FNtnGP54yps8BzLR4=
github.com/mattn/go-runewidth v0.0.3/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=

7
vendor/github.com/peterh/liner/input.go generated vendored
View File

@ -264,9 +264,9 @@ func (s *State) readNext() (interface{}, error) {
return pageUp, nil
case 6:
return pageDown, nil
case 7:
case 1, 7:
return home, nil
case 8:
case 4, 8:
return end, nil
case 15:
return f5, nil
@ -328,6 +328,9 @@ func (s *State) readNext() (interface{}, error) {
case 'b':
s.pending = s.pending[:0] // escape code complete
return altB, nil
case 'd':
s.pending = s.pending[:0] // escape code complete
return altD, nil
case 'f':
s.pending = s.pending[:0] // escape code complete
return altF, nil

33
vendor/github.com/peterh/liner/input_windows.go generated vendored
View File

@ -4,6 +4,7 @@ import (
"bufio"
"os"
"syscall"
"unicode/utf16"
"unsafe"
)
@ -103,7 +104,7 @@ type key_event_record struct {
RepeatCount uint16
VirtualKeyCode uint16
VirtualScanCode uint16
Char int16
Char uint16
ControlKeyState uint32
}
@ -111,6 +112,7 @@ type key_event_record struct {
// what golint suggests)
const (
vk_tab = 0x09
vk_menu = 0x12 // ALT key
vk_prior = 0x21
vk_next = 0x22
vk_end = 0x23
@ -134,6 +136,7 @@ const (
vk_f11 = 0x7a
vk_f12 = 0x7b
bKey = 0x42
dKey = 0x44
fKey = 0x46
yKey = 0x59
)
@ -174,6 +177,8 @@ func (s *State) readNext() (interface{}, error) {
var rv uint32
prv := uintptr(unsafe.Pointer(&rv))
var surrogate uint16
for {
ok, _, err := procReadConsoleInput.Call(uintptr(s.handle), pbuf, 1, prv)
@ -184,9 +189,6 @@ func (s *State) readNext() (interface{}, error) {
if input.eventType == window_buffer_size_event {
xy := (*coord)(unsafe.Pointer(&input.blob[0]))
s.columns = int(xy.x)
if s.columns > 1 {
s.columns--
}
return winch, nil
}
if input.eventType != key_event {
@ -194,6 +196,17 @@ func (s *State) readNext() (interface{}, error) {
}
ke := (*key_event_record)(unsafe.Pointer(&input.blob[0]))
if ke.KeyDown == 0 {
if ke.VirtualKeyCode == vk_menu && ke.Char > 0 {
// paste of unicode (eg. via ALT-numpad)
if surrogate > 0 {
return utf16.DecodeRune(rune(surrogate), rune(ke.Char)), nil
} else if utf16.IsSurrogate(rune(ke.Char)) {
surrogate = ke.Char
continue
} else {
return rune(ke.Char), nil
}
}
continue
}
@ -202,6 +215,9 @@ func (s *State) readNext() (interface{}, error) {
} else if ke.VirtualKeyCode == bKey && (ke.ControlKeyState&modKeys == leftAltPressed ||
ke.ControlKeyState&modKeys == rightAltPressed) {
s.key = altB
} else if ke.VirtualKeyCode == dKey && (ke.ControlKeyState&modKeys == leftAltPressed ||
ke.ControlKeyState&modKeys == rightAltPressed) {
s.key = altD
} else if ke.VirtualKeyCode == fKey && (ke.ControlKeyState&modKeys == leftAltPressed ||
ke.ControlKeyState&modKeys == rightAltPressed) {
s.key = altF
@ -209,7 +225,14 @@ func (s *State) readNext() (interface{}, error) {
ke.ControlKeyState&modKeys == rightAltPressed) {
s.key = altY
} else if ke.Char > 0 {
if surrogate > 0 {
s.key = utf16.DecodeRune(rune(surrogate), rune(ke.Char))
} else if utf16.IsSurrogate(rune(ke.Char)) {
surrogate = ke.Char
continue
} else {
s.key = rune(ke.Char)
}
} else {
switch ke.VirtualKeyCode {
case vk_prior:
@ -337,3 +360,5 @@ func TerminalMode() (ModeApplier, error) {
}
return mode, err
}
const cursorColumn = true

48
vendor/github.com/peterh/liner/line.go generated vendored
View File

@ -40,6 +40,7 @@ const (
f11
f12
altB
altD
altF
altY
shiftTab
@ -112,6 +113,10 @@ func (s *State) refreshSingleLine(prompt []rune, buf []rune, pos int) error {
pLen := countGlyphs(prompt)
bLen := countGlyphs(buf)
// on some OS / terminals extra column is needed to place the cursor char
if cursorColumn {
bLen++
}
pos = countGlyphs(buf[:pos])
if pLen+bLen < s.columns {
_, err = fmt.Print(string(buf))
@ -162,6 +167,14 @@ func (s *State) refreshSingleLine(prompt []rune, buf []rune, pos int) error {
func (s *State) refreshMultiLine(prompt []rune, buf []rune, pos int) error {
promptColumns := countMultiLineGlyphs(prompt, s.columns, 0)
totalColumns := countMultiLineGlyphs(buf, s.columns, promptColumns)
// on some OS / terminals extra column is needed to place the cursor char
// if cursorColumn {
// totalColumns++
// }
// it looks like Multiline mode always assume that a cursor need an extra column,
// and always emit a newline if we are at the screen end, so no worarounds needed there
totalRows := (totalColumns + s.columns - 1) / s.columns
maxRows := s.maxRows
if totalRows > s.maxRows {
@ -583,7 +596,7 @@ func (s *State) Prompt(prompt string) (string, error) {
// PromptWithSuggestion displays prompt and an editable text with cursor at
// given position. The cursor will be set to the end of the line if given position
// is negative or greater than length of text. Returns a line of user input, not
// is negative or greater than length of text (in runes). Returns a line of user input, not
// including a trailing newline character. An io.EOF error is returned if the user
// signals end-of-file by pressing Ctrl-D.
func (s *State) PromptWithSuggestion(prompt string, text string, pos int) (string, error) {
@ -618,8 +631,8 @@ func (s *State) PromptWithSuggestion(prompt string, text string, pos int) (strin
defer s.stopPrompt()
if pos < 0 || len(text) < pos {
pos = len(text)
if pos < 0 || len(line) < pos {
pos = len(line)
}
if len(line) > 0 {
err := s.refresh(p, line, pos)
@ -969,6 +982,35 @@ mainLoop:
pos = 0
case end: // End of line
pos = len(line)
case altD: // Delete next word
if pos == len(line) {
fmt.Print(beep)
break
}
// Remove whitespace to the right
var buf []rune // Store the deleted chars in a buffer
for {
if pos == len(line) || !unicode.IsSpace(line[pos]) {
break
}
buf = append(buf, line[pos])
line = append(line[:pos], line[pos+1:]...)
}
// Remove non-whitespace to the right
for {
if pos == len(line) || unicode.IsSpace(line[pos]) {
break
}
buf = append(buf, line[pos])
line = append(line[:pos], line[pos+1:]...)
}
// Save the result on the killRing
if killAction > 0 {
s.addToKillRing(buf, 2) // Add in prepend mode
} else {
s.addToKillRing(buf, 0) // Add in normal mode
}
killAction = 2 // Mark that there was some killing
case winch: // Window change
if s.multiLineMode {
if s.maxRows-s.cursorRows > 0 {

3
vendor/github.com/peterh/liner/output.go generated vendored
View File

@ -56,9 +56,6 @@ func (s *State) getColumns() bool {
return false
}
s.columns = int(ws.col)
if cursorColumn && s.columns > 1 {
s.columns--
}
return true
}

4
vendor/github.com/peterh/liner/output_windows.go generated vendored
View File

@ -69,8 +69,4 @@ func (s *State) getColumns() {
var sbi consoleScreenBufferInfo
procGetConsoleScreenBufferInfo.Call(uintptr(s.hOut), uintptr(unsafe.Pointer(&sbi)))
s.columns = int(sbi.dwSize.x)
if s.columns > 1 {
// Windows 10 needs a spare column for the cursor
s.columns--
}
}

31
vendor/github.com/peterh/liner/width.go generated vendored
View File

@ -1,6 +1,10 @@
package liner
import "unicode"
import (
"unicode"
"github.com/mattn/go-runewidth"
)
// These character classes are mostly zero width (when combined).
// A few might not be, depending on the user's font. Fixing this
@ -13,13 +17,6 @@ var zeroWidth = []*unicode.RangeTable{
unicode.Cf,
}
var doubleWidth = []*unicode.RangeTable{
unicode.Han,
unicode.Hangul,
unicode.Hiragana,
unicode.Katakana,
}
// countGlyphs considers zero-width characters to be zero glyphs wide,
// and members of Chinese, Japanese, and Korean scripts to be 2 glyphs wide.
func countGlyphs(s []rune) int {
@ -31,13 +28,7 @@ func countGlyphs(s []rune) int {
continue
}
switch {
case unicode.IsOneOf(zeroWidth, r):
case unicode.IsOneOf(doubleWidth, r):
n += 2
default:
n++
}
n += runewidth.RuneWidth(r)
}
return n
}
@ -49,17 +40,17 @@ func countMultiLineGlyphs(s []rune, columns int, start int) int {
n++
continue
}
switch {
case unicode.IsOneOf(zeroWidth, r):
case unicode.IsOneOf(doubleWidth, r):
switch runewidth.RuneWidth(r) {
case 0:
case 1:
n++
case 2:
n += 2
// no room for a 2-glyphs-wide char in the ending
// so skip a column and display it at the beginning
if n%columns == 1 {
n++
}
default:
n++
}
}
return n

6
vendor/vendor.json vendored
View File

@ -359,10 +359,10 @@
"revisionTime": "2017-01-12T15:04:04Z"
},
{
"checksumSHA1": "lSRg5clrIZUxq4aaExbpnpAgtWA=",
"checksumSHA1": "fGwQlTsml12gzgbWjOyyKPzbMD8=",
"path": "github.com/peterh/liner",
"revision": "a37ad39843113264dae84a5d89fcee28f50b35c6",
"revisionTime": "2017-09-02T20:46:57Z"
"revision": "a2c9a5303de792c7581a3b80a8f10258319bb20e",
"revisionTime": "2019-01-23T17:38:45Z"
},
{
"checksumSHA1": "xCv4GBFyw07vZkVtKF/XrUnkHRk=",