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Support backward/forward by word with ctrl+<-/-> #155

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Support backward/forward by word with ctrl+<-/-> #155

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64 changes: 32 additions & 32 deletions doc/shortcut.md
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Original file line number Diff line number Diff line change
@@ -1,40 +1,40 @@
## Readline Shortcut

`Meta`+`B` means press `Esc` and `n` separately.
Users can change that in terminal simulator(i.e. iTerm2) to `Alt`+`B`
`Meta`+`B` means press `Esc` and `n` separately.
Users can change that in terminal simulator(i.e. iTerm2) to `Alt`+`B`
Notice: `Meta`+`B` is equals with `Alt`+`B` in windows.

* Shortcut in normal mode

| Shortcut | Comment |
| ------------------ | --------------------------------- |
| `Ctrl`+`A` | Beginning of line |
| `Ctrl`+`B` / `←` | Backward one character |
| `Meta`+`B` | Backward one word |
| `Ctrl`+`C` | Send io.EOF |
| `Ctrl`+`D` | Delete one character |
| `Meta`+`D` | Delete one word |
| `Ctrl`+`E` | End of line |
| `Ctrl`+`F` / `→` | Forward one character |
| `Meta`+`F` | Forward one word |
| `Ctrl`+`G` | Cancel |
| `Ctrl`+`H` | Delete previous character |
| `Ctrl`+`I` / `Tab` | Command line completion |
| `Ctrl`+`J` | Line feed |
| `Ctrl`+`K` | Cut text to the end of line |
| `Ctrl`+`L` | Clear screen |
| `Ctrl`+`M` | Same as Enter key |
| `Ctrl`+`N` / `↓` | Next line (in history) |
| `Ctrl`+`P` / `↑` | Prev line (in history) |
| `Ctrl`+`R` | Search backwards in history |
| `Ctrl`+`S` | Search forwards in history |
| `Ctrl`+`T` | Transpose characters |
| `Meta`+`T` | Transpose words (TODO) |
| `Ctrl`+`U` | Cut text to the beginning of line |
| `Ctrl`+`W` | Cut previous word |
| `Backspace` | Delete previous character |
| `Meta`+`Backspace` | Cut previous word |
| `Enter` | Line feed |
| Shortcut | Comment |
| ------------------------- | --------------------------------- |
| `Ctrl`+`A` | Beginning of line |
| `Ctrl`+`B` / `←` | Backward one character |
| `Meta`+`B` / `Ctrl`+`←` | Backward one word |
| `Ctrl`+`C` | Send io.EOF |
| `Ctrl`+`D` | Delete one character |
| `Meta`+`D` | Delete one word |
| `Ctrl`+`E` | End of line |
| `Ctrl`+`F` / `→` | Forward one character |
| `Meta`+`F` / `Ctrl`+`→` | Forward one word |
| `Ctrl`+`G` | Cancel |
| `Ctrl`+`H` | Delete previous character |
| `Ctrl`+`I` / `Tab` | Command line completion |
| `Ctrl`+`J` | Line feed |
| `Ctrl`+`K` | Cut text to the end of line |
| `Ctrl`+`L` | Clear screen |
| `Ctrl`+`M` | Same as Enter key |
| `Ctrl`+`N` / `↓` | Next line (in history) |
| `Ctrl`+`P` / `↑` | Prev line (in history) |
| `Ctrl`+`R` | Search backwards in history |
| `Ctrl`+`S` | Search forwards in history |
| `Ctrl`+`T` | Transpose characters |
| `Meta`+`T` | Transpose words (TODO) |
| `Ctrl`+`U` | Cut text to the beginning of line |
| `Ctrl`+`W` | Cut previous word |
| `Backspace` | Delete previous character |
| `Meta`+`Backspace` | Cut previous word |
| `Enter` | Line feed |


* Shortcut in Search Mode (`Ctrl`+`S` or `Ctrl`+`r` to enter this mode)
Expand All @@ -59,4 +59,4 @@ Notice: `Meta`+`B` is equals with `Alt`+`B` in windows.
| `Ctrl`+`E` | Move to the last candicate in current line |
| `Tab` / `Enter` | Use the word on cursor to complete |
| `Ctrl`+`C` / `Ctrl`+`G` | Exit Complete Select Mode |
| Other | Exit Complete Select Mode |
| Other | Exit Complete Select Mode |
12 changes: 10 additions & 2 deletions utils.go
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Original file line number Diff line number Diff line change
Expand Up @@ -101,9 +101,17 @@ func escapeExKey(key *escapeKeyPair) rune {
var r rune
switch key.typ {
case 'D':
r = CharBackward
if key.attr == "1;5" {
r = MetaBackward
} else {
r = CharBackward
}
case 'C':
r = CharForward
if key.attr == "1;5" {
r = MetaForward
} else {
r = CharForward
}
case 'A':
r = CharPrev
case 'B':
Expand Down