Fix fatal errors after recent changes, fix handling of space and 0 in…

… Posix adapter.

src/Adapter/AbstractAdapter.php

@@ -592,7 +592,7 @@ protected function stringTrim($string, $length)
     public function readLine($maxLength = 2048)
     {
         $f    = fopen('php://stdin','r');
-        $line = stream_get_line($f, 2048, PHP_EOL);
+        $line = stream_get_line($f, $maxLength, PHP_EOL);
         fclose($f);
         return rtrim($line,"\n\r");
     }

src/Adapter/Posix.php

@@ -12,6 +12,7 @@
 
 use Zend\Console\Charset;
 use Zend\Console\Exception;
+use Zend\Console\ColorInterface as Color;
 
 /**
  * @todo Add GNU readline support
@@ -354,7 +355,7 @@ public function readChar($mask = null)
         $stream = fopen('php://stdin', 'rb');
         do {
             $char = fgetc($stream);
-        } while (!$char || ($mask !== null && !stristr($mask, $char)));
+        } while (strlen($char) !== 1 || ($mask !== null && stristr($mask, $char) === false));
         fclose($stream);
 
         $this->restoreTTYMode();

src/Console.php

@@ -11,7 +11,7 @@
 namespace Zend\Console;
 
 /**
- * An static, utility class for interacting with Console enviromen.
+ * An static, utility class for interacting with Console enviroment.
  * Declared abstract to prevent from instantiating.
  *
  * @category   Zend
@@ -25,9 +25,15 @@ abstract class Console
     protected static $instance;
 
     /**
-     * Instantiate (if needed) and retrieve Adapter\AdapterInterface instance.
+     * Create and return Adapter\AdapterInterface instance.
      *
-     * @param  null $forceAdapter Adapter\AdapterInterface class name (can be absolute namespace or relative to Adapter\)
+     * @param  null|string  $forceAdapter Optional adapter class name. Ccan be absolute namespace or class name
+     *                                    relative to Zend\Console\Adapter\. If not provided, a best matching
+     *                                    adapter will be automatically selected.
+     * @param  null|string  $forceCharset optional charset name can be absolute namespace or class name relative to
+     *                                    Zend\Console\Charset\. If not provided, charset will be detected
+     *                                    automatically.
+     * @throws Exception\InvalidArgumentException
      * @return Adapter\AdapterInterface
      */
     public static function getInstance($forceAdapter = null, $forceCharset = null)
@@ -117,6 +123,7 @@ public static function isConsole()
     }
 
     /**
+     * Try to detect best matching adapter
      * @return string|null
      */
     public static function detectBestAdapter()

src/Prompt/AbstractPrompt.php

@@ -11,6 +11,7 @@
 namespace Zend\Console\Prompt;
 
 use ReflectionClass;
+use Zend\Console\Console;
 use Zend\Console\Adapter\AdapterInterface as ConsoleAdapter;
 use Zend\Console\Exception;
 

src/Prompt/Char.php

@@ -121,7 +121,7 @@ public function show()
             /**
              * Check if it is an allowed char
              */
-            if (stristr($this->allowedChars,$char)) {
+            if (stristr($this->allowedChars,$char) !== false) {
                 if ($this->echo) {
                     echo trim($char)."\n";
                 } else {

src/Prompt/Select.php

@@ -105,7 +105,7 @@ public function show()
     /**
      * Set allowed options
      *
-     * @param array|Traversable $options
+     * @param array|\Traversable $options
      */
     public function setOptions($options)
     {