diff --git a/lib/tool.js b/lib/tool.js
index 05218c7..d11fb5f 100644
--- a/lib/tool.js
+++ b/lib/tool.js
@@ -17,15 +17,15 @@ class Tool {
         inc: 'include ([^\\{\\}\\(\\)]*?)', //引入其他文件
         each: 'each ([^\\{\\}\\(\\)]*?)', //each循环开始
         done: '/each', //each循环结束
-        blockL: 'block ([^\\{\\}\\(\\)]*?)', //each循环开始
-        blockR: '/block', //each循环结束
+        blockL: 'block ([^\\{\\}\\(\\)]*?)', //block模块开始
+        blockR: '/block', //block模块开始结束
         if: 'if ([^\\{\\}\\/]*?)', //if开始
         elif: 'elseif ([^\\{\\}\\/]*?)', //elseif开始
         else: 'else', //else开始
         fi: '/if', //if结束
         var: 'var ([\\s\\S]*?)', //定义变量
         echo: '=([^\\{\\}]*?)', //普通变量
-        comment: '#([\\s\\S]*?)#' //引入其他文件
+        comment: '#([\\s\\S]*?)#' //注释
       }
     }
 
@@ -278,9 +278,7 @@ class Tool {
   parseExtends(str) {
     let matches = str.match(/^<!--{extends ([^\\{\\}\\(\\)]*?)\s*?}-->/)
     if (!matches) {
-      str = str
-        .replace(this.__label__('blockL'), '')
-        .replace(this.__label__('blockR'), '')
+      str = str.replace(this.__label__('blockL'), '').replace(this.__label__('blockR'), '')
     } else {
       let blocks = {}
       // 去除所有的extends标签, 只允许有出现1次
diff --git a/lib/tool.mjs b/lib/tool.mjs
index af20750..73ffabc 100644
--- a/lib/tool.mjs
+++ b/lib/tool.mjs
@@ -17,15 +17,15 @@ export default class Tool {
         inc: 'include ([^\\{\\}\\(\\)]*?)', //引入其他文件
         each: 'each ([^\\{\\}\\(\\)]*?)', //each循环开始
         done: '/each', //each循环结束
-        blockL: 'block ([^\\{\\}\\(\\)]*?)', //each循环开始
-        blockR: '/block', //each循环结束
+        blockL: 'block ([^\\{\\}\\(\\)]*?)', //block模块开始
+        blockR: '/block', //block模块开始结束
         if: 'if ([^\\{\\}\\/]*?)', //if开始
         elif: 'elseif ([^\\{\\}\\/]*?)', //elseif开始
         else: 'else', //else开始
         fi: '/if', //if结束
         var: 'var ([\\s\\S]*?)', //定义变量
         echo: '=([^\\{\\}]*?)', //普通变量
-        comment: '#([\\s\\S]*?)#' //引入其他文件
+        comment: '#([\\s\\S]*?)#' //注释
       }
     }
 
@@ -278,9 +278,7 @@ export default class Tool {
   parseExtends(str) {
     let matches = str.match(/^<!--{extends ([^\\{\\}\\(\\)]*?)\s*?}-->/)
     if (!matches) {
-      str = str
-        .replace(this.__label__('blockL'), '')
-        .replace(this.__label__('blockR'), '')
+      str = str.replace(this.__label__('blockL'), '').replace(this.__label__('blockR'), '')
     } else {
       let blocks = {}
       // 去除所有的extends标签, 只允许有出现1次