Skip to content

Handle modified Enter as newline in multiline linenoise #426

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
ljubomirj wants to merge 1 commit into
base: main
Choose a base branch
from
+19 −3
Draft

Handle modified Enter as newline in multiline linenoise #426

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
22 changes: 19 additions & 3 deletions linenoise.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2240,10 +2240,20 @@ char *linenoiseEditFeed(struct linenoiseState *l) {
linenoiseEditHistoryNext(l, LINENOISE_HISTORY_NEXT);
break;
case ESC: /* escape sequence */
/* Read the next two bytes representing the escape sequence.
* Use two calls to handle slow terminals returning the two
* chars at different times. */
/* Read first byte after ESC. */
if (linenoiseReadByte(l, seq) != 1) break;

/* Option+Enter / Meta+Enter on macOS and many terminals
* sends ESC followed by CR (or LF). In multiline mode,
* insert a literal newline; otherwise ignore. */
if (seq[0] == '\r' || seq[0] == '\n') {
if (mlmode) {
linenoiseEditInsert(l, "\n", 1);
}
break;
}

/* Read second byte of escape sequence. */
if (linenoiseReadByte(l, seq + 1) != 1) break;

/* ESC [ sequences. */
Expand All @@ -2270,6 +2280,12 @@ char *linenoiseEditFeed(struct linenoiseState *l) {
} else if (plen == 3 && memcmp(param,"200",3) == 0) {
linenoiseEditPaste(l);
}
} else if (final == 'u') {
/* Kitty keyboard protocol: ESC [ keycode ; modifier u
* Insert newline for Enter (13) with any modifier. */
long keycode = strtol(param, NULL, 10);
if (keycode == 13 && mlmode)
linenoiseEditInsert(l, "\n", 1);
}
} else {
switch(seq[1]) {
Expand Down