Fix incremental table row display with proper width handling

- Reset border cache when widths change in Ascii renderer
- Update displayRow() to properly handle width updates
- Improve example to better demonstrate incremental row display
- All tests pass (lint, phpcs, phpstan, phpunit)

Co-authored-by: swissspidy <841956+swissspidy@users.noreply.github.com>

Author: Copilot

examples/incremental-table.php

@@ -11,15 +11,15 @@
 echo "=========================================================\n\n";
 
 $table = new \cli\Table();
-$table->setHeaders(array('Item', 'Status', 'Progress'));
+$table->setHeaders(array('File Name', 'Status', 'Progress'));
 $table->display();
 
 // Simulate processing items in a loop
 $items = array(
-	array('Processing file 1', 'Done', '100%'),
-	array('Processing file 2', 'Done', '100%'),
-	array('Processing file 3', 'Done', '100%'),
-	array('Processing file 4', 'Done', '100%'),
+	array('file1.txt', 'Done', '100%'),
+	array('file2.txt', 'Done', '100%'),
+	array('file3.txt', 'Done', '100%'),
+	array('file4.txt', 'Done', '100%'),
 );
 
 foreach ($items as $item) {
@@ -28,30 +28,50 @@
 	$table->displayRow($item);
 }
 
-echo "\n\nExample 2: Using resetRows() to clear and update table data\n";
-echo "==============================================================\n\n";
+echo "\n\nExample 2: Using resetRows() with incremental display\n";
+echo "========================================================\n\n";
 
 $table2 = new \cli\Table();
 $table2->setHeaders(array('Name', 'Age', 'City'));
-$table2->addRow(array('Alice', '30', 'New York'));
-$table2->addRow(array('Bob', '25', 'London'));
 $table2->display();
 
-echo "\nClearing rows and adding new data...\n\n";
+echo "Adding first batch of rows...\n";
+$table2->displayRow(array('Alice', '30', 'New York'));
+$table2->displayRow(array('Bob', '25', 'London'));
 
+echo "\nClearing rows and adding new batch...\n";
 $table2->resetRows();
-$table2->addRow(array('Charlie', '35', 'Paris'));
-$table2->addRow(array('Diana', '28', 'Tokyo'));
-$table2->display();
+$table2->displayRow(array('Charlie', '35', 'Paris'));
+$table2->displayRow(array('Diana', '28', 'Tokyo'));
 
-echo "\n\nExample 3: Incremental display with Tabular renderer (for piped output)\n";
-echo "========================================================================\n\n";
+echo "\n\nExample 3: Real-time progress display\n";
+echo "========================================\n\n";
 
 $table3 = new \cli\Table();
-$table3->setRenderer(new \cli\table\Tabular());
-$table3->setHeaders(array('ID', 'Name', 'Email'));
+$table3->setHeaders(array('Task', 'Result'));
 $table3->display();
 
+$tasks = array(
+	array('Initialize database', 'OK'),
+	array('Load configuration', 'OK'),
+	array('Connect to API', 'OK'),
+	array('Process data', 'OK'),
+	array('Generate report', 'OK'),
+);
+
+foreach ($tasks as $task) {
+	usleep(300000); // 0.3 seconds
+	$table3->displayRow($task);
+}
+
+echo "\n\nExample 4: Tabular format (for piped output)\n";
+echo "==============================================\n\n";
+
+$table4 = new \cli\Table();
+$table4->setRenderer(new \cli\table\Tabular());
+$table4->setHeaders(array('ID', 'Name', 'Email'));
+$table4->display();
+
 $users = array(
 	array('1', 'John Doe', 'john@example.com'),
 	array('2', 'Jane Smith', 'jane@example.com'),
@@ -60,5 +80,5 @@
 
 foreach ($users as $user) {
 	usleep(100000); // 0.1 seconds
-	$table3->displayRow($user);
+	$table4->displayRow($user);
 }

lib/cli/Table.php

@@ -150,8 +150,11 @@ public function display() {
 	 * @param array $row The row data to display.
 	 */
 	public function displayRow(array $row) {
+		// Update widths if this row has wider content
 		$row = $this->checkRow($row);
-		$this->_renderer->setWidths($this->_width, $fallback = true);
+		
+		// Recalculate widths for the renderer
+		$this->_renderer->setWidths($this->_width, $fallback = false);
 
 		$rendered_row = $this->_renderer->row($row);
 		$row_lines = explode( PHP_EOL, $rendered_row );

lib/cli/table/Ascii.php

@@ -83,6 +83,8 @@ public function setWidths(array $widths, $fallback = false) {
 		}
 
 		$this->_widths = $widths;
+		// Reset border cache when widths change
+		$this->_border = null;
 	}
 
 	/**