Merge pull request #7 from zhamao-robot/fix-no-terminal-size-without-io

修復无交互环境下无法获取终端尺寸

src/ZM/Logger/ConsoleLogger.php

@@ -10,7 +10,7 @@ use Psr\Log\LogLevel;
 
 class ConsoleLogger extends AbstractLogger
 {
-    public const VERSION = '1.1.0';
+    public const VERSION = '1.1.1';
 
     /**
      * 日志输出格式

src/ZM/Logger/TablePrinter.php

@@ -237,7 +237,12 @@ class TablePrinter
                 }
             } else {
                 $size = exec('stty size 2>/dev/null');
-                $size = (int) explode(' ', trim($size))[1];
+                // in case stty is not available
+                if (empty($size)) {
+                    $size = 0;
+                } else {
+                    $size = (int) explode(' ', trim($size))[1];
+                }
             }
             if (empty($size)) {
                 return $this->terminal_size = 79;