diff --git a/404.html b/404.html
index 3fcb1e1..ca6aeeb 100644
--- a/404.html
+++ b/404.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" />
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
 <meta name="generator" content="Crystal Docs 1.7.3">
-<meta name="crystal_docs.project_version" content="0.4.4">
+<meta name="crystal_docs.project_version" content="0.4.5">
 <meta name="crystal_docs.project_name" content="myip">
 
 
@@ -13,7 +13,7 @@
 <script type="text/javascript" src="js/doc.js"></script>
 
   <meta name="repository-name" content="myip">
-  <title>myip 0.4.4</title>
+  <title>myip 0.4.5</title>
   <script type="text/javascript">
   CrystalDocs.base_path = "";
   </script>
@@ -39,7 +39,7 @@ <h1 class="project-name">
       </h1>
 
       <span class="project-version">
-        0.4.4
+        0.4.5
       </span>
     </div>
   </div>
@@ -51,11 +51,6 @@ <h1 class="project-name">
   <div class="types-list">
     <ul>
   
-  <li class=" " data-id="myip/toplevel" data-name="top level namespace">
-      <a href="toplevel.html">Top Level Namespace</a>
-      
-    </li>
-  
   <li class=" " data-id="myip/Myip" data-name="myip">
       <a href="Myip.html">Myip</a>
       
diff --git a/Myip.html b/Myip.html
index 2867ccd..045b571 100644
--- a/Myip.html
+++ b/Myip.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" />
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
 <meta name="generator" content="Crystal Docs 1.7.3">
-<meta name="crystal_docs.project_version" content="0.4.4">
+<meta name="crystal_docs.project_version" content="0.4.5">
 <meta name="crystal_docs.project_name" content="myip">
 
 
@@ -13,7 +13,7 @@
 <script type="text/javascript" src="js/doc.js"></script>
 
   <meta name="repository-name" content="myip">
-  <title>Myip - myip 0.4.4</title>
+  <title>Myip - myip 0.4.5</title>
   <script type="text/javascript">
     CrystalDocs.base_path = "";
   </script>
@@ -39,7 +39,7 @@ <h1 class="project-name">
       </h1>
 
       <span class="project-version">
-        0.4.4
+        0.4.5
       </span>
     </div>
   </div>
@@ -51,11 +51,6 @@ <h1 class="project-name">
   <div class="types-list">
     <ul>
   
-  <li class=" " data-id="myip/toplevel" data-name="top level namespace">
-      <a href="toplevel.html">Top Level Namespace</a>
-      
-    </li>
-  
   <li class=" current" data-id="myip/Myip" data-name="myip">
       <a href="Myip.html">Myip</a>
       
@@ -70,11 +65,13 @@ <h1 class="project-name">
 <div class="main-content">
 <h1 class="type-name">
 
-  <span class="kind">module</span> Myip
+  <span class="kind">class</span> Myip
 
 </h1>
 
 
+  <ul class="superclass-hierarchy"><li class="superclass"><a href="Myip.html">Myip</a></li><li class="superclass">Reference</li><li class="superclass">Object</li></ul>
+
 
 
 
@@ -101,7 +98,14 @@ <h2>
   </h2>
   
     
-      <a href="https://github.com/crystal-china/myip/blob/v0.4.4/src/myip/version.cr#L1" target="_blank">
+      <a href="https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L7" target="_blank">
+        myip.cr
+      </a>
+    
+    <br/>
+  
+    
+      <a href="https://github.com/crystal-china/myip/blob/v0.4.5/src/myip/version.cr#L1" target="_blank">
         myip/version.cr
       </a>
     
@@ -135,11 +139,63 @@ <h2>
 
 
 
+  <h2>
+    <a id="instance-method-summary" class="anchor" href="#instance-method-summary">
+  <svg class="octicon-link" aria-hidden="true">
+    <use href="#octicon-link"/>
+  </svg>
+</a>
+    Instance Method Summary
+  </h2>
+  <ul class="list-summary">
+    
+      <li class="entry-summary">
+        <a href="#from_url%28url%3AString%2Cfollow%3ABool%3Dfalse%29%3ALexbor%3A%3AParser-instance-method" class="signature"><strong>#from_url</strong>(url : String, follow : Bool = <span class="n">false</span>) : Lexbor::Parser</a>
+        
+      </li>
+    
+      <li class="entry-summary">
+        <a href="#get_ip_from_ib_sb%28chan%29-instance-method" class="signature"><strong>#get_ip_from_ib_sb</strong>(chan)</a>
+        
+      </li>
+    
+      <li class="entry-summary">
+        <a href="#get_ip_from_ip111%28chan%29-instance-method" class="signature"><strong>#get_ip_from_ip111</strong>(chan)</a>
+        
+      </li>
+    
+      <li class="entry-summary">
+        <a href="#get_ip_from_ip138%28chan%29-instance-method" class="signature"><strong>#get_ip_from_ip138</strong>(chan)</a>
+        
+      </li>
+    
+  </ul>
+
 
 
 
 
 <div class="methods-inherited">
+  
+    
+
+
+    
+
+
+    
+
+
+  
+    
+
+
+    
+
+
+    
+
+
   
 </div>
 
@@ -148,6 +204,80 @@ <h2>
 
 
 
+  <h2>
+    <a id="instance-method-detail" class="anchor" href="#instance-method-detail">
+  <svg class="octicon-link" aria-hidden="true">
+    <use href="#octicon-link"/>
+  </svg>
+</a>
+    Instance Method Detail
+  </h2>
+  
+    <div class="entry-detail" id="from_url(url:String,follow:Bool=false):Lexbor::Parser-instance-method">
+      <div class="signature">
+        
+        def <strong>from_url</strong>(url : String, follow : Bool = <span class="n">false</span>) : Lexbor::Parser
+
+        <a class="method-permalink" href="#from_url%28url%3AString%2Cfollow%3ABool%3Dfalse%29%3ALexbor%3A%3AParser-instance-method">#</a>
+      </div>
+      
+      <br/>
+      <div>
+        
+          [<a href="https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L8" target="_blank">View source</a>]
+        
+      </div>
+    </div>
+  
+    <div class="entry-detail" id="get_ip_from_ib_sb(chan)-instance-method">
+      <div class="signature">
+        
+        def <strong>get_ip_from_ib_sb</strong>(chan)
+
+        <a class="method-permalink" href="#get_ip_from_ib_sb%28chan%29-instance-method">#</a>
+      </div>
+      
+      <br/>
+      <div>
+        
+          [<a href="https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L21" target="_blank">View source</a>]
+        
+      </div>
+    </div>
+  
+    <div class="entry-detail" id="get_ip_from_ip111(chan)-instance-method">
+      <div class="signature">
+        
+        def <strong>get_ip_from_ip111</strong>(chan)
+
+        <a class="method-permalink" href="#get_ip_from_ip111%28chan%29-instance-method">#</a>
+      </div>
+      
+      <br/>
+      <div>
+        
+          [<a href="https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L57" target="_blank">View source</a>]
+        
+      </div>
+    </div>
+  
+    <div class="entry-detail" id="get_ip_from_ip138(chan)-instance-method">
+      <div class="signature">
+        
+        def <strong>get_ip_from_ip138</strong>(chan)
+
+        <a class="method-permalink" href="#get_ip_from_ip138%28chan%29-instance-method">#</a>
+      </div>
+      
+      <br/>
+      <div>
+        
+          [<a href="https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L39" target="_blank">View source</a>]
+        
+      </div>
+    </div>
+  
+
 
 
 
diff --git a/index.html b/index.html
index a72d324..27222b1 100644
--- a/index.html
+++ b/index.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" />
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
 <meta name="generator" content="Crystal Docs 1.7.3">
-<meta name="crystal_docs.project_version" content="0.4.4">
+<meta name="crystal_docs.project_version" content="0.4.5">
 <meta name="crystal_docs.project_name" content="myip">
 
 
@@ -13,7 +13,7 @@
 <script type="text/javascript" src="js/doc.js"></script>
 
   <meta name="repository-name" content="myip">
-  <title>myip 0.4.4</title>
+  <title>myip 0.4.5</title>
   <script type="text/javascript">
   CrystalDocs.base_path = "";
   </script>
@@ -39,7 +39,7 @@ <h1 class="project-name">
       </h1>
 
       <span class="project-version">
-        0.4.4
+        0.4.5
       </span>
     </div>
   </div>
@@ -51,11 +51,6 @@ <h1 class="project-name">
   <div class="types-list">
     <ul>
   
-  <li class=" " data-id="myip/toplevel" data-name="top level namespace">
-      <a href="toplevel.html">Top Level Namespace</a>
-      
-    </li>
-  
   <li class=" " data-id="myip/Myip" data-name="myip">
       <a href="Myip.html">Myip</a>
       
diff --git a/index.json b/index.json
index bf9f764..452133e 100644
--- a/index.json
+++ b/index.json
@@ -1 +1 @@
-{"repository_name":"myip","body":"# myip\n\n返回本机的公网 IP 以及访问外网的公网 IP，使用 http:/www.ip111.cn 以及 http://www.ip138.com 提供的服务。\n查看[文档](https://crystal-china.github.io/myip/)获取更多帮助\n\n```sh\n ╰─ $ bin/myip \nip111.cn：从国内测试：123.123.123.123 中国 北京市\nip138.com：您的iP地址是：[123.123.123.123 ] 来自：中国北京市西城区 联通\nip111.cn：从国外测试：111.111.111.111 美国 洛杉矶\nip111.cn：从谷歌测试：111.111.111.111 美国 洛杉矶\n```\n\n## Contributing\n\n1. Fork it (<https://github.com/crystal-china/myip/fork>)\n2. Create your feature branch (`git checkout -b my-new-feature`)\n3. Commit your changes (`git commit -am 'Add some feature'`)\n4. Push to the branch (`git push origin my-new-feature`)\n5. Create a new Pull Request\n\n## Contributors\n\n- [Billy.Zheng](https://github.com/zw963) - creator and maintainer\n","program":{"html_id":"myip/toplevel","path":"toplevel.html","kind":"module","full_name":"Top Level Namespace","name":"Top Level Namespace","abstract":false,"locations":[],"repository_name":"myip","program":true,"enum":false,"alias":false,"const":false,"class_methods":[{"html_id":"from_url(url:String,follow:Bool=false):Lexbor::Parser-class-method","name":"from_url","abstract":false,"args":[{"name":"url","external_name":"url","restriction":"String"},{"name":"follow","default_value":"false","external_name":"follow","restriction":"Bool"}],"args_string":"(url : String, follow : Bool = false) : Lexbor::Parser","args_html":"(url : String, follow : Bool = <span class=\"n\">false</span>) : Lexbor::Parser","location":{"filename":"src/myip.cr","line_number":9,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L9"},"def":{"name":"from_url","args":[{"name":"url","external_name":"url","restriction":"String"},{"name":"follow","default_value":"false","external_name":"follow","restriction":"Bool"}],"return_type":"Lexbor::Parser","visibility":"Public","body":"begin\n  response = HTTP::Client.get(url)\n  if response.status_code == 200\n    Lexbor::Parser.new(response.body)\n  else\n    if follow && (response.status_code == 301)\n      from_url(response.headers[\"Location\"], follow: true)\n    else\n      raise(ArgumentError.new(\"Host returned #{response.status_code}\"))\n    end\n  end\nrescue Socket::Error\n  raise(Socket::Error.new(\"Host #{url} cannot be fetched\"))\nend"}},{"html_id":"get_ip_from_ib_sb(chan)-class-method","name":"get_ip_from_ib_sb","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":22,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L22"},"def":{"name":"get_ip_from_ib_sb","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"spawn do\n  begin\n    url = \"https://api.ip.sb/geoip\"\n    response = HTTP::Client.get(url)\n    result = JSON.parse(response.body)\n    io = IO::Memory.new\n    PrettyPrint.format(result, io, 79)\n    io.rewind\n    chan.send({\"ip.sb/geoip：\", io.gets_to_end})\n  rescue Socket::Error\n    STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n  rescue ArgumentError\n    STDERR.puts(\"#{url} return 500\")\n  rescue ex\n    STDERR.puts(ex.message)\n  end\nend"}},{"html_id":"get_ip_from_ip111(chan)-class-method","name":"get_ip_from_ip111","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":58,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L58"},"def":{"name":"get_ip_from_ip111","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"begin\n  ip111_url = \"http://www.ip111.cn\"\n  doc = from_url(ip111_url, follow: true)\n  iframe = (doc.nodes(\"iframe\")).map do |node|\n    spawn do\n      begin\n        url = (node.attribute_by(\"src\")).not_nil!\n        ip = (from_url(url)).body!.tag_text.strip\n        title = (node.parent!.parent!.parent!.css(\".card-header\")).first.tag_text.strip\n        chan.send({\"ip111.cn：#{title}：\", ip})\n      rescue Socket::Error\n        STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n      rescue ArgumentError\n        STDERR.puts(\"#{url} return 500\")\n      rescue ex\n        STDERR.puts(ex.message)\n      end\n    end\n  end\n  {doc, iframe.size}\nrescue Socket::Error\n  STDERR.puts(\"visit #{ip111_url} failed, please check internet connection.\")\n  exit\nrescue ArgumentError\n  STDERR.puts(\"#{ip111_url} return 500\")\n  exit\nrescue ex\n  STDERR.puts(ex.message)\n  exit\nend"}},{"html_id":"get_ip_from_ip138(chan)-class-method","name":"get_ip_from_ip138","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":40,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L40"},"def":{"name":"get_ip_from_ip138","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"spawn do\n  begin\n    url = \"http://www.ip138.com\"\n    doc = from_url(url, follow: true)\n    ip138_url = (doc.css(\"iframe\")).first.attribute_by(\"src\")\n    url = \"http:#{ip138_url}\"\n    doc = from_url(url)\n    chan.send({\"ip138.com：\", (doc.css(\"body p\")).first.tag_text.strip})\n  rescue Socket::Error\n    STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n  rescue ArgumentError\n    STDERR.puts(\"#{url} return 500\")\n  rescue ex\n    STDERR.puts(ex.message)\n  end\nend"}}],"types":[{"html_id":"myip/Myip","path":"Myip.html","kind":"module","full_name":"Myip","name":"Myip","abstract":false,"locations":[{"filename":"src/myip/version.cr","line_number":1,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip/version.cr#L1"}],"repository_name":"myip","program":false,"enum":false,"alias":false,"const":false,"constants":[{"id":"VERSION","name":"VERSION","value":"{{ (`shards version \\\"/home/runner/work/myip/myip/src/myip\\\"`).chomp.stringify }}"}]}]}}
\ No newline at end of file
+{"repository_name":"myip","body":"# myip\n\n返回本机的公网 IP 以及访问外网的公网 IP，使用 http:/www.ip111.cn 以及 http://www.ip138.com 提供的服务。\n查看[文档](https://crystal-china.github.io/myip/)获取更多帮助\n\n```sh\n ╰─ $ bin/myip \nip111.cn：从国内测试：123.123.123.123 中国 北京市\nip138.com：您的iP地址是：[123.123.123.123 ] 来自：中国北京市西城区 联通\nip111.cn：从国外测试：111.111.111.111 美国 洛杉矶\nip111.cn：从谷歌测试：111.111.111.111 美国 洛杉矶\n```\n\n## Contributing\n\n1. Fork it (<https://github.com/crystal-china/myip/fork>)\n2. Create your feature branch (`git checkout -b my-new-feature`)\n3. Commit your changes (`git commit -am 'Add some feature'`)\n4. Push to the branch (`git push origin my-new-feature`)\n5. Create a new Pull Request\n\n## Contributors\n\n- [Billy.Zheng](https://github.com/zw963) - creator and maintainer\n","program":{"html_id":"myip/toplevel","path":"toplevel.html","kind":"module","full_name":"Top Level Namespace","name":"Top Level Namespace","abstract":false,"locations":[],"repository_name":"myip","program":true,"enum":false,"alias":false,"const":false,"types":[{"html_id":"myip/Myip","path":"Myip.html","kind":"class","full_name":"Myip","name":"Myip","abstract":false,"superclass":{"html_id":"myip/Reference","kind":"class","full_name":"Reference","name":"Reference"},"ancestors":[{"html_id":"myip/Reference","kind":"class","full_name":"Reference","name":"Reference"},{"html_id":"myip/Object","kind":"class","full_name":"Object","name":"Object"}],"locations":[{"filename":"src/myip.cr","line_number":7,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L7"},{"filename":"src/myip/version.cr","line_number":1,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip/version.cr#L1"}],"repository_name":"myip","program":false,"enum":false,"alias":false,"const":false,"constants":[{"id":"VERSION","name":"VERSION","value":"{{ (`shards version \\\"/home/runner/work/myip/myip/src/myip\\\"`).chomp.stringify }}"}],"instance_methods":[{"html_id":"from_url(url:String,follow:Bool=false):Lexbor::Parser-instance-method","name":"from_url","abstract":false,"args":[{"name":"url","external_name":"url","restriction":"String"},{"name":"follow","default_value":"false","external_name":"follow","restriction":"Bool"}],"args_string":"(url : String, follow : Bool = false) : Lexbor::Parser","args_html":"(url : String, follow : Bool = <span class=\"n\">false</span>) : Lexbor::Parser","location":{"filename":"src/myip.cr","line_number":8,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L8"},"def":{"name":"from_url","args":[{"name":"url","external_name":"url","restriction":"String"},{"name":"follow","default_value":"false","external_name":"follow","restriction":"Bool"}],"return_type":"Lexbor::Parser","visibility":"Public","body":"begin\n  response = HTTP::Client.get(url)\n  if response.status_code == 200\n    Lexbor::Parser.new(response.body)\n  else\n    if follow && (response.status_code == 301)\n      from_url(response.headers[\"Location\"], follow: true)\n    else\n      raise(ArgumentError.new(\"Host returned #{response.status_code}\"))\n    end\n  end\nrescue Socket::Error\n  raise(Socket::Error.new(\"Host #{url} cannot be fetched\"))\nend"}},{"html_id":"get_ip_from_ib_sb(chan)-instance-method","name":"get_ip_from_ib_sb","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":21,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L21"},"def":{"name":"get_ip_from_ib_sb","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"spawn do\n  begin\n    url = \"https://api.ip.sb/geoip\"\n    response = HTTP::Client.get(url)\n    result = JSON.parse(response.body)\n    io = IO::Memory.new\n    PrettyPrint.format(result, io, 79)\n    io.rewind\n    chan.send({\"ip.sb/geoip：\", io.gets_to_end})\n  rescue Socket::Error\n    STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n  rescue ArgumentError\n    STDERR.puts(\"#{url} return 500\")\n  rescue ex\n    STDERR.puts(ex.message)\n  end\nend"}},{"html_id":"get_ip_from_ip111(chan)-instance-method","name":"get_ip_from_ip111","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":57,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L57"},"def":{"name":"get_ip_from_ip111","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"begin\n  ip111_url = \"http://www.ip111.cn\"\n  doc = from_url(ip111_url, follow: true)\n  iframe = (doc.nodes(\"iframe\")).map do |node|\n    spawn do\n      begin\n        url = (node.attribute_by(\"src\")).not_nil!\n        ip = (from_url(url)).body!.tag_text.strip\n        title = (node.parent!.parent!.parent!.css(\".card-header\")).first.tag_text.strip\n        chan.send({\"ip111.cn：#{title}：\", ip})\n      rescue Socket::Error\n        STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n      rescue ArgumentError\n        STDERR.puts(\"#{url} return 500\")\n        chan.close\n      rescue ex\n        STDERR.puts(ex.message)\n      end\n    end\n  end\n  {doc, iframe.size}\nrescue Socket::Error\n  STDERR.puts(\"visit #{ip111_url} failed, please check internet connection.\")\n  exit\nrescue ArgumentError\n  STDERR.puts(\"#{ip111_url} return 500\")\n  exit\nrescue ex\n  STDERR.puts(ex.message)\n  exit\nend"}},{"html_id":"get_ip_from_ip138(chan)-instance-method","name":"get_ip_from_ip138","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":39,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L39"},"def":{"name":"get_ip_from_ip138","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"spawn do\n  begin\n    url = \"http://www.ip138.com\"\n    doc = from_url(url, follow: true)\n    ip138_url = (doc.css(\"iframe\")).first.attribute_by(\"src\")\n    url = \"http:#{ip138_url}\"\n    doc = from_url(url)\n    chan.send({\"ip138.com：\", (doc.css(\"body p\")).first.tag_text.strip})\n  rescue Socket::Error\n    STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n  rescue ArgumentError\n    STDERR.puts(\"#{url} return 500\")\n  rescue ex\n    STDERR.puts(ex.message)\n  end\nend"}}]}]}}
\ No newline at end of file
diff --git a/search-index.js b/search-index.js
index f423b34..2c912e2 100644
--- a/search-index.js
+++ b/search-index.js
@@ -1 +1 @@
-crystal_doc_search_index_callback({"repository_name":"myip","body":"# myip\n\n返回本机的公网 IP 以及访问外网的公网 IP，使用 http:/www.ip111.cn 以及 http://www.ip138.com 提供的服务。\n查看[文档](https://crystal-china.github.io/myip/)获取更多帮助\n\n```sh\n ╰─ $ bin/myip \nip111.cn：从国内测试：123.123.123.123 中国 北京市\nip138.com：您的iP地址是：[123.123.123.123 ] 来自：中国北京市西城区 联通\nip111.cn：从国外测试：111.111.111.111 美国 洛杉矶\nip111.cn：从谷歌测试：111.111.111.111 美国 洛杉矶\n```\n\n## Contributing\n\n1. Fork it (<https://github.com/crystal-china/myip/fork>)\n2. Create your feature branch (`git checkout -b my-new-feature`)\n3. Commit your changes (`git commit -am 'Add some feature'`)\n4. Push to the branch (`git push origin my-new-feature`)\n5. Create a new Pull Request\n\n## Contributors\n\n- [Billy.Zheng](https://github.com/zw963) - creator and maintainer\n","program":{"html_id":"myip/toplevel","path":"toplevel.html","kind":"module","full_name":"Top Level Namespace","name":"Top Level Namespace","abstract":false,"locations":[],"repository_name":"myip","program":true,"enum":false,"alias":false,"const":false,"class_methods":[{"html_id":"from_url(url:String,follow:Bool=false):Lexbor::Parser-class-method","name":"from_url","abstract":false,"args":[{"name":"url","external_name":"url","restriction":"String"},{"name":"follow","default_value":"false","external_name":"follow","restriction":"Bool"}],"args_string":"(url : String, follow : Bool = false) : Lexbor::Parser","args_html":"(url : String, follow : Bool = <span class=\"n\">false</span>) : Lexbor::Parser","location":{"filename":"src/myip.cr","line_number":9,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L9"},"def":{"name":"from_url","args":[{"name":"url","external_name":"url","restriction":"String"},{"name":"follow","default_value":"false","external_name":"follow","restriction":"Bool"}],"return_type":"Lexbor::Parser","visibility":"Public","body":"begin\n  response = HTTP::Client.get(url)\n  if response.status_code == 200\n    Lexbor::Parser.new(response.body)\n  else\n    if follow && (response.status_code == 301)\n      from_url(response.headers[\"Location\"], follow: true)\n    else\n      raise(ArgumentError.new(\"Host returned #{response.status_code}\"))\n    end\n  end\nrescue Socket::Error\n  raise(Socket::Error.new(\"Host #{url} cannot be fetched\"))\nend"}},{"html_id":"get_ip_from_ib_sb(chan)-class-method","name":"get_ip_from_ib_sb","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":22,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L22"},"def":{"name":"get_ip_from_ib_sb","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"spawn do\n  begin\n    url = \"https://api.ip.sb/geoip\"\n    response = HTTP::Client.get(url)\n    result = JSON.parse(response.body)\n    io = IO::Memory.new\n    PrettyPrint.format(result, io, 79)\n    io.rewind\n    chan.send({\"ip.sb/geoip：\", io.gets_to_end})\n  rescue Socket::Error\n    STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n  rescue ArgumentError\n    STDERR.puts(\"#{url} return 500\")\n  rescue ex\n    STDERR.puts(ex.message)\n  end\nend"}},{"html_id":"get_ip_from_ip111(chan)-class-method","name":"get_ip_from_ip111","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":58,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L58"},"def":{"name":"get_ip_from_ip111","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"begin\n  ip111_url = \"http://www.ip111.cn\"\n  doc = from_url(ip111_url, follow: true)\n  iframe = (doc.nodes(\"iframe\")).map do |node|\n    spawn do\n      begin\n        url = (node.attribute_by(\"src\")).not_nil!\n        ip = (from_url(url)).body!.tag_text.strip\n        title = (node.parent!.parent!.parent!.css(\".card-header\")).first.tag_text.strip\n        chan.send({\"ip111.cn：#{title}：\", ip})\n      rescue Socket::Error\n        STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n      rescue ArgumentError\n        STDERR.puts(\"#{url} return 500\")\n      rescue ex\n        STDERR.puts(ex.message)\n      end\n    end\n  end\n  {doc, iframe.size}\nrescue Socket::Error\n  STDERR.puts(\"visit #{ip111_url} failed, please check internet connection.\")\n  exit\nrescue ArgumentError\n  STDERR.puts(\"#{ip111_url} return 500\")\n  exit\nrescue ex\n  STDERR.puts(ex.message)\n  exit\nend"}},{"html_id":"get_ip_from_ip138(chan)-class-method","name":"get_ip_from_ip138","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":40,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L40"},"def":{"name":"get_ip_from_ip138","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"spawn do\n  begin\n    url = \"http://www.ip138.com\"\n    doc = from_url(url, follow: true)\n    ip138_url = (doc.css(\"iframe\")).first.attribute_by(\"src\")\n    url = \"http:#{ip138_url}\"\n    doc = from_url(url)\n    chan.send({\"ip138.com：\", (doc.css(\"body p\")).first.tag_text.strip})\n  rescue Socket::Error\n    STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n  rescue ArgumentError\n    STDERR.puts(\"#{url} return 500\")\n  rescue ex\n    STDERR.puts(ex.message)\n  end\nend"}}],"types":[{"html_id":"myip/Myip","path":"Myip.html","kind":"module","full_name":"Myip","name":"Myip","abstract":false,"locations":[{"filename":"src/myip/version.cr","line_number":1,"url":"https://github.com/crystal-china/myip/blob/v0.4.4/src/myip/version.cr#L1"}],"repository_name":"myip","program":false,"enum":false,"alias":false,"const":false,"constants":[{"id":"VERSION","name":"VERSION","value":"{{ (`shards version \\\"/home/runner/work/myip/myip/src/myip\\\"`).chomp.stringify }}"}]}]}})
\ No newline at end of file
+crystal_doc_search_index_callback({"repository_name":"myip","body":"# myip\n\n返回本机的公网 IP 以及访问外网的公网 IP，使用 http:/www.ip111.cn 以及 http://www.ip138.com 提供的服务。\n查看[文档](https://crystal-china.github.io/myip/)获取更多帮助\n\n```sh\n ╰─ $ bin/myip \nip111.cn：从国内测试：123.123.123.123 中国 北京市\nip138.com：您的iP地址是：[123.123.123.123 ] 来自：中国北京市西城区 联通\nip111.cn：从国外测试：111.111.111.111 美国 洛杉矶\nip111.cn：从谷歌测试：111.111.111.111 美国 洛杉矶\n```\n\n## Contributing\n\n1. Fork it (<https://github.com/crystal-china/myip/fork>)\n2. Create your feature branch (`git checkout -b my-new-feature`)\n3. Commit your changes (`git commit -am 'Add some feature'`)\n4. Push to the branch (`git push origin my-new-feature`)\n5. Create a new Pull Request\n\n## Contributors\n\n- [Billy.Zheng](https://github.com/zw963) - creator and maintainer\n","program":{"html_id":"myip/toplevel","path":"toplevel.html","kind":"module","full_name":"Top Level Namespace","name":"Top Level Namespace","abstract":false,"locations":[],"repository_name":"myip","program":true,"enum":false,"alias":false,"const":false,"types":[{"html_id":"myip/Myip","path":"Myip.html","kind":"class","full_name":"Myip","name":"Myip","abstract":false,"superclass":{"html_id":"myip/Reference","kind":"class","full_name":"Reference","name":"Reference"},"ancestors":[{"html_id":"myip/Reference","kind":"class","full_name":"Reference","name":"Reference"},{"html_id":"myip/Object","kind":"class","full_name":"Object","name":"Object"}],"locations":[{"filename":"src/myip.cr","line_number":7,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L7"},{"filename":"src/myip/version.cr","line_number":1,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip/version.cr#L1"}],"repository_name":"myip","program":false,"enum":false,"alias":false,"const":false,"constants":[{"id":"VERSION","name":"VERSION","value":"{{ (`shards version \\\"/home/runner/work/myip/myip/src/myip\\\"`).chomp.stringify }}"}],"instance_methods":[{"html_id":"from_url(url:String,follow:Bool=false):Lexbor::Parser-instance-method","name":"from_url","abstract":false,"args":[{"name":"url","external_name":"url","restriction":"String"},{"name":"follow","default_value":"false","external_name":"follow","restriction":"Bool"}],"args_string":"(url : String, follow : Bool = false) : Lexbor::Parser","args_html":"(url : String, follow : Bool = <span class=\"n\">false</span>) : Lexbor::Parser","location":{"filename":"src/myip.cr","line_number":8,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L8"},"def":{"name":"from_url","args":[{"name":"url","external_name":"url","restriction":"String"},{"name":"follow","default_value":"false","external_name":"follow","restriction":"Bool"}],"return_type":"Lexbor::Parser","visibility":"Public","body":"begin\n  response = HTTP::Client.get(url)\n  if response.status_code == 200\n    Lexbor::Parser.new(response.body)\n  else\n    if follow && (response.status_code == 301)\n      from_url(response.headers[\"Location\"], follow: true)\n    else\n      raise(ArgumentError.new(\"Host returned #{response.status_code}\"))\n    end\n  end\nrescue Socket::Error\n  raise(Socket::Error.new(\"Host #{url} cannot be fetched\"))\nend"}},{"html_id":"get_ip_from_ib_sb(chan)-instance-method","name":"get_ip_from_ib_sb","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":21,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L21"},"def":{"name":"get_ip_from_ib_sb","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"spawn do\n  begin\n    url = \"https://api.ip.sb/geoip\"\n    response = HTTP::Client.get(url)\n    result = JSON.parse(response.body)\n    io = IO::Memory.new\n    PrettyPrint.format(result, io, 79)\n    io.rewind\n    chan.send({\"ip.sb/geoip：\", io.gets_to_end})\n  rescue Socket::Error\n    STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n  rescue ArgumentError\n    STDERR.puts(\"#{url} return 500\")\n  rescue ex\n    STDERR.puts(ex.message)\n  end\nend"}},{"html_id":"get_ip_from_ip111(chan)-instance-method","name":"get_ip_from_ip111","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":57,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L57"},"def":{"name":"get_ip_from_ip111","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"begin\n  ip111_url = \"http://www.ip111.cn\"\n  doc = from_url(ip111_url, follow: true)\n  iframe = (doc.nodes(\"iframe\")).map do |node|\n    spawn do\n      begin\n        url = (node.attribute_by(\"src\")).not_nil!\n        ip = (from_url(url)).body!.tag_text.strip\n        title = (node.parent!.parent!.parent!.css(\".card-header\")).first.tag_text.strip\n        chan.send({\"ip111.cn：#{title}：\", ip})\n      rescue Socket::Error\n        STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n      rescue ArgumentError\n        STDERR.puts(\"#{url} return 500\")\n        chan.close\n      rescue ex\n        STDERR.puts(ex.message)\n      end\n    end\n  end\n  {doc, iframe.size}\nrescue Socket::Error\n  STDERR.puts(\"visit #{ip111_url} failed, please check internet connection.\")\n  exit\nrescue ArgumentError\n  STDERR.puts(\"#{ip111_url} return 500\")\n  exit\nrescue ex\n  STDERR.puts(ex.message)\n  exit\nend"}},{"html_id":"get_ip_from_ip138(chan)-instance-method","name":"get_ip_from_ip138","abstract":false,"args":[{"name":"chan","external_name":"chan","restriction":""}],"args_string":"(chan)","args_html":"(chan)","location":{"filename":"src/myip.cr","line_number":39,"url":"https://github.com/crystal-china/myip/blob/v0.4.5/src/myip.cr#L39"},"def":{"name":"get_ip_from_ip138","args":[{"name":"chan","external_name":"chan","restriction":""}],"visibility":"Public","body":"spawn do\n  begin\n    url = \"http://www.ip138.com\"\n    doc = from_url(url, follow: true)\n    ip138_url = (doc.css(\"iframe\")).first.attribute_by(\"src\")\n    url = \"http:#{ip138_url}\"\n    doc = from_url(url)\n    chan.send({\"ip138.com：\", (doc.css(\"body p\")).first.tag_text.strip})\n  rescue Socket::Error\n    STDERR.puts(\"visit #{url} failed, please check internet connection.\")\n  rescue ArgumentError\n    STDERR.puts(\"#{url} return 500\")\n  rescue ex\n    STDERR.puts(ex.message)\n  end\nend"}}]}]}})
\ No newline at end of file
diff --git a/toplevel.html b/toplevel.html
deleted file mode 100644
index 5e388c0..0000000
--- a/toplevel.html
+++ /dev/null
@@ -1,237 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-  <meta charset="utf-8" />
-<meta http-equiv="X-UA-Compatible" content="IE=edge">
-<meta name="generator" content="Crystal Docs 1.7.3">
-<meta name="crystal_docs.project_version" content="0.4.4">
-<meta name="crystal_docs.project_name" content="myip">
-
-
-
-<link href="css/style.css" rel="stylesheet" type="text/css" />
-<script type="text/javascript" src="js/doc.js"></script>
-
-  <meta name="repository-name" content="myip">
-  <title>Top Level Namespace - myip 0.4.4</title>
-  <script type="text/javascript">
-    CrystalDocs.base_path = "";
-  </script>
-</head>
-<body>
-
-<svg class="hidden">
-  <symbol id="octicon-link" viewBox="0 0 16 16">
-    <path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path>
-  </symbol>
-</svg>
-<div class="sidebar">
-  <div class="sidebar-header">
-    <div class="search-box">
-      <input type="search" class="search-input" placeholder="Search..." spellcheck="false" aria-label="Search">
-    </div>
-
-    <div class="project-summary">
-      <h1 class="project-name">
-        <a href="index.html">
-          myip
-        </a>
-      </h1>
-
-      <span class="project-version">
-        0.4.4
-      </span>
-    </div>
-  </div>
-
-  <div class="search-results hidden">
-    <ul class="search-list"></ul>
-  </div>
-
-  <div class="types-list">
-    <ul>
-  
-  <li class=" current" data-id="myip/toplevel" data-name="top level namespace">
-      <a href="toplevel.html">Top Level Namespace</a>
-      
-    </li>
-  
-  <li class=" " data-id="myip/Myip" data-name="myip">
-      <a href="Myip.html">Myip</a>
-      
-    </li>
-  
-</ul>
-
-  </div>
-</div>
-
-
-<div class="main-content">
-<h1 class="type-name">
-
-  Top Level Namespace
-
-</h1>
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-  <h2>
-    <a id="defined-in" class="anchor" href="#defined-in">
-  <svg class="octicon-link" aria-hidden="true">
-    <use href="#octicon-link"/>
-  </svg>
-</a>
-    Defined in:
-  </h2>
-  
-
-
-
-
-
-
-
-  <h2>
-    <a id="method-summary" class="anchor" href="#method-summary">
-  <svg class="octicon-link" aria-hidden="true">
-    <use href="#octicon-link"/>
-  </svg>
-</a>
-    Method Summary
-  </h2>
-  <ul class="list-summary">
-    
-      <li class="entry-summary">
-        <a href="#from_url%28url%3AString%2Cfollow%3ABool%3Dfalse%29%3ALexbor%3A%3AParser-class-method" class="signature"><strong>from_url</strong>(url : String, follow : Bool = <span class="n">false</span>) : Lexbor::Parser</a>
-        
-      </li>
-    
-      <li class="entry-summary">
-        <a href="#get_ip_from_ib_sb%28chan%29-class-method" class="signature"><strong>get_ip_from_ib_sb</strong>(chan)</a>
-        
-      </li>
-    
-      <li class="entry-summary">
-        <a href="#get_ip_from_ip111%28chan%29-class-method" class="signature"><strong>get_ip_from_ip111</strong>(chan)</a>
-        
-      </li>
-    
-      <li class="entry-summary">
-        <a href="#get_ip_from_ip138%28chan%29-class-method" class="signature"><strong>get_ip_from_ip138</strong>(chan)</a>
-        
-      </li>
-    
-  </ul>
-
-
-
-
-
-
-
-<div class="methods-inherited">
-  
-</div>
-
-
-
-
-  <h2>
-    <a id="method-detail" class="anchor" href="#method-detail">
-  <svg class="octicon-link" aria-hidden="true">
-    <use href="#octicon-link"/>
-  </svg>
-</a>
-    Method Detail
-  </h2>
-  
-    <div class="entry-detail" id="from_url(url:String,follow:Bool=false):Lexbor::Parser-class-method">
-      <div class="signature">
-        
-        def <strong>from_url</strong>(url : String, follow : Bool = <span class="n">false</span>) : Lexbor::Parser
-
-        <a class="method-permalink" href="#from_url%28url%3AString%2Cfollow%3ABool%3Dfalse%29%3ALexbor%3A%3AParser-class-method">#</a>
-      </div>
-      
-      <br/>
-      <div>
-        
-          [<a href="https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L9" target="_blank">View source</a>]
-        
-      </div>
-    </div>
-  
-    <div class="entry-detail" id="get_ip_from_ib_sb(chan)-class-method">
-      <div class="signature">
-        
-        def <strong>get_ip_from_ib_sb</strong>(chan)
-
-        <a class="method-permalink" href="#get_ip_from_ib_sb%28chan%29-class-method">#</a>
-      </div>
-      
-      <br/>
-      <div>
-        
-          [<a href="https://github.com/crystal-china/myip/blob/v0.4.4/src/myip.cr#L22" target="_blank">View source</a>]
-        
-      </div>
-    </div>
-  
-    <div class="entry-detail" id="get_ip_from_ip111(chan)-class-method">
-      <div class="signature">
-        
-        def <strong>get_ip_from_ip111</strong>(chan)
-
-        <a class="method-permalink" href="#get_ip_from_ip111%28chan%29-class-method">#</a>
-      </div>
-      
-      <br/>
-      <div>
-        
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