Skip to content

readline: y in cursorTo is optional #29128

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

Closed
wants to merge 1 commit into from
Closed

readline: y in cursorTo is optional #29128

Show file tree
Hide file tree
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
2 changes: 1 addition & 1 deletion doc/api/readline.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -487,7 +487,7 @@ function completer(linePartial, callback) {
}
```

## readline.cursorTo(stream, x, y[, callback])
## readline.cursorTo(stream, x[, y][, callback])
<!-- YAML
added: v0.7.7
changes:
Expand Down
2 changes: 1 addition & 1 deletion doc/api/tty.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -145,7 +145,7 @@ added: v0.7.7
A `number` specifying the number of columns the TTY currently has. This property
is updated whenever the `'resize'` event is emitted.

### writeStream.cursorTo(x, y[, callback])
### writeStream.cursorTo(x[, y][, callback])
<!-- YAML
added: v0.7.7
changes:
Expand Down
5 changes: 5 additions & 0 deletions lib/readline.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1193,6 +1193,11 @@ function cursorTo(stream, x, y, callback) {
if (callback !== undefined && typeof callback !== 'function')
throw new ERR_INVALID_CALLBACK(callback);

if (typeof y === 'function') {
callback = y;
y = undefined;
}

if (stream == null || (typeof x !== 'number' && typeof y !== 'number')) {
if (typeof callback === 'function')
process.nextTick(callback);
Expand Down
8 changes: 8 additions & 0 deletions test/parallel/test-readline-csi.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -133,6 +133,10 @@ writable.data = '';
assert.strictEqual(readline.cursorTo(writable, 1, 'a'), true);
assert.strictEqual(writable.data, '\x1b[2G');

writable.data = '';
assert.strictEqual(readline.cursorTo(writable, 1), true);
assert.strictEqual(writable.data, '\x1b[2G');

writable.data = '';
assert.strictEqual(readline.cursorTo(writable, 1, 2), true);
assert.strictEqual(writable.data, '\x1b[3;2H');
Expand All @@ -141,6 +145,10 @@ writable.data = '';
assert.strictEqual(readline.cursorTo(writable, 1, 2, common.mustCall()), true);
assert.strictEqual(writable.data, '\x1b[3;2H');

writable.data = '';
assert.strictEqual(readline.cursorTo(writable, 1, common.mustCall()), true);
assert.strictEqual(writable.data, '\x1b[2G');

// Verify that cursorTo() throws on invalid callback.
assert.throws(() => {
readline.cursorTo(writable, 1, 1, null);
Expand Down