Apply CountOnNullRector rule via rector

src/Command/HelpCommand.php

@@ -199,7 +199,7 @@ public function execute()
             $ret = $app->aggregate();
 
             // show "General commands" title if there are more than one groups
-            if (count($ret['groups']) > 1 || $this->options->dev) {
+            if ((is_array($ret['groups']) || $ret['groups'] instanceof \Countable ? count($ret['groups']) : 0) > 1 || $this->options->dev) {
                 $this->logger->writeln('  '.$formatter->format('General Commands', 'strong_white'));
             }
             $this->layoutCommands($ret['commands']);

src/CommandBase.php

@@ -796,7 +796,7 @@ public function executeWrapper(array $args)
         // Validating arguments
         $argInfos = $this->getArgInfoList();
 
-        for ($i = 0; $i < count($argInfos); $i++ ) {
+        for ($i = 0; $i < (is_array($argInfos) || $argInfos instanceof \Countable ? count($argInfos) : 0); $i++ ) {
             $argInfo = $argInfos[$i];
             if (isset($args[$i])) {
                 $arg = $args[$i];

src/Completion/BashGenerator.php

@@ -378,7 +378,7 @@ public function generateCompleteFunction(Buffer $buf, CommandBase $cmd, $compPre
         // local argument_min_length=0
         $argInfos = $cmd->getArgInfoList();
         // $buf->appendLine("local argument_min_length=" . count($argInfos));
-        $buf->appendLine(local_bash_var('argument_min_length', count($argInfos)));
+        $buf->appendLine(local_bash_var('argument_min_length', is_array($argInfos) || $argInfos instanceof \Countable ? count($argInfos) : 0));
 
 
         $buf->append('
@@ -454,7 +454,7 @@ public function generateCompleteFunction(Buffer $buf, CommandBase $cmd, $compPre
         $buf->appendLine('      fi');
         $buf->appendLine('      # If the command requires at least $argument_min_length to run, we check the argument');
 
-        if (count($argInfos) > 0) {
+        if ((is_array($argInfos) || $argInfos instanceof \Countable ? count($argInfos) : 0) > 0) {
             $buf->appendLine('if [[ $argument_min_length > 0 ]] ; then');
 
             // $buf->appendLine('echo argument_index: [$argument_index]');

src/Component/Table/Table.php

@@ -165,7 +165,7 @@ public function addRow($row) {
 
             $lines = $attribute->handleTextOverflow($cell, $this->maxColumnWidth);
 
-            if (count($lines) == 1) {
+            if ((is_array($lines) || $lines instanceof \Countable ? count($lines) : 0) == 1) {
                 $lines[0] = $attribute->format($lines[0]);
             }
 

src/Debug/LineIndicator.php

@@ -23,7 +23,7 @@ public function indicateFile($file, $line)
     {
         $lines = file($file);
         $fromIndex = max($line - 1 - $this->contextLines, 0);
-        $toIndex = min($line - 1 + $this->contextLines, count($lines));
+        $toIndex = min($line - 1 + $this->contextLines, is_array($lines) || $lines instanceof \Countable ? count($lines) : 0);
 
         if ($fromIndex === $toIndex) {
             $indexRange = [ $fromIndex ];

src/ExceptionPrinter/DevelopmentExceptionPrinter.php

@@ -126,7 +126,7 @@ public function dumpCodeBlock(Exception $e)
         $this->logger->info("Thrown from $file at line $line:\n");
 
         $lines = file($file);
-        $indexRange = range(max($line - 4, 0), min($line + 3, count($lines)));
+        $indexRange = range(max($line - 4, 0), min($line + 3, is_array($lines) || $lines instanceof \Countable ? count($lines) : 0));
         foreach($indexRange as $index) {
             if ($index == ($line - 1)) {
                 $this->logger->warn(sprintf("> % 3d", $index + 1) . rtrim($lines[$index]));