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authorWim <wim@42.be>2019-06-16 23:33:25 +0200
committerGitHub <noreply@github.com>2019-06-16 23:33:25 +0200
commitcb712ff37d3c20a21695e00c52fff213a6fd40b4 (patch)
tree0ba0ee4f55bf6ace2656562465cc82d807e741b9 /vendor/golang.org/x/crypto/ssh/terminal
parentf4ae61044888f591830e6c1be9a2bdb14f88943e (diff)
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Update vendor (#852)
Diffstat (limited to 'vendor/golang.org/x/crypto/ssh/terminal')
-rw-r--r--vendor/golang.org/x/crypto/ssh/terminal/terminal.go67
1 files changed, 39 insertions, 28 deletions
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/terminal.go b/vendor/golang.org/x/crypto/ssh/terminal/terminal.go
index 9d666ffc..2f04ee5b 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/terminal.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/terminal.go
@@ -7,6 +7,7 @@ package terminal
import (
"bytes"
"io"
+ "strconv"
"sync"
"unicode/utf8"
)
@@ -271,34 +272,44 @@ func (t *Terminal) moveCursorToPos(pos int) {
}
func (t *Terminal) move(up, down, left, right int) {
- movement := make([]rune, 3*(up+down+left+right))
- m := movement
- for i := 0; i < up; i++ {
- m[0] = keyEscape
- m[1] = '['
- m[2] = 'A'
- m = m[3:]
- }
- for i := 0; i < down; i++ {
- m[0] = keyEscape
- m[1] = '['
- m[2] = 'B'
- m = m[3:]
- }
- for i := 0; i < left; i++ {
- m[0] = keyEscape
- m[1] = '['
- m[2] = 'D'
- m = m[3:]
- }
- for i := 0; i < right; i++ {
- m[0] = keyEscape
- m[1] = '['
- m[2] = 'C'
- m = m[3:]
- }
-
- t.queue(movement)
+ m := []rune{}
+
+ // 1 unit up can be expressed as ^[[A or ^[A
+ // 5 units up can be expressed as ^[[5A
+
+ if up == 1 {
+ m = append(m, keyEscape, '[', 'A')
+ } else if up > 1 {
+ m = append(m, keyEscape, '[')
+ m = append(m, []rune(strconv.Itoa(up))...)
+ m = append(m, 'A')
+ }
+
+ if down == 1 {
+ m = append(m, keyEscape, '[', 'B')
+ } else if down > 1 {
+ m = append(m, keyEscape, '[')
+ m = append(m, []rune(strconv.Itoa(down))...)
+ m = append(m, 'B')
+ }
+
+ if right == 1 {
+ m = append(m, keyEscape, '[', 'C')
+ } else if right > 1 {
+ m = append(m, keyEscape, '[')
+ m = append(m, []rune(strconv.Itoa(right))...)
+ m = append(m, 'C')
+ }
+
+ if left == 1 {
+ m = append(m, keyEscape, '[', 'D')
+ } else if left > 1 {
+ m = append(m, keyEscape, '[')
+ m = append(m, []rune(strconv.Itoa(left))...)
+ m = append(m, 'D')
+ }
+
+ t.queue(m)
}
func (t *Terminal) clearLineToRight() {