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‎doc/api/readline.md‎
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‎doc/api/tty.md‎
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‎lib/readline.js‎
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‎test/parallel/test-readline-csi.js‎
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‎test/parallel/test-readline-csi.js‎
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@@ -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:
 
@@ -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:
 
@@ -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);
 
@@ -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');
@@ -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);
Original file line number	Diff line number	Diff line change
`@@ -487,7 +487,7 @@ function completer(linePartial, callback) {`
`487`	`487`	`}`
`488`	`488`	```
`489`	`489`
`490`		`-## readline.cursorTo(stream, x, y[, callback])`
	`490`	`+## readline.cursorTo(stream, x[, y][, callback])`
`491`	`491`	`<!-- YAML`
`492`	`492`	`added: v0.7.7`
`493`	`493`	`changes:`