goctl生成Kotlin代码优化 (#16)

* 修复Kotlin连接失败抛出Exception;添加Kotlin连接超时

* 修复路径参数导致生成的Kotlin函数名带有:问题

* Added HTTP Patch Method

* kotlin-add-patch-support

* format-imports

tools/goctl/api/ktgen/gen.go

@@ -34,9 +34,10 @@ suspend fun apiRequest(
 ) = withContext(Dispatchers.IO) {
     val url = URL(SERVER + uri)
     with(url.openConnection() as HttpURLConnection) {
+        connectTimeout = 3000
         requestMethod = method
         doInput = true
-        if (method == "POST" || method == "PUT") {
+        if (method == "POST" || method == "PUT" || method == "PATCH") {
             setRequestProperty("Content-Type", "application/json")
             doOutput = true
             val data = when (body) {
@@ -51,17 +52,22 @@ suspend fun apiRequest(
             wr.write(data)
             wr.flush()
         }
-        if (responseCode >= 400) {
-            BufferedReader(InputStreamReader(errorStream)).use {
-                val response = it.readText()
-                onFail?.invoke(response)
+
+         try {
+            if (responseCode >= 400) {
+                BufferedReader(InputStreamReader(errorStream)).use {
+                    val response = it.readText()
+                    onFail?.invoke(response)
+                }
+                return@with
             }
-            return@with
-        }
-        //response
-        BufferedReader(InputStreamReader(inputStream)).use {
-            val response = it.readText()
-            onOk?.invoke(response)
+            //response
+            BufferedReader(InputStreamReader(inputStream)).use {
+                val response = it.readText()
+                onOk?.invoke(response)
+            }
+        } catch (e: Exception) {
+            e.message?.let { onFail?.invoke(it) }
         }
     }
     eventually?.invoke()
@@ -77,7 +83,7 @@ object {{with .Info}}{{.Title}}{{end}}{
 		val {{with $item}}{{lowCamelCase .Name}}: {{parseType .Type}}{{end}}{{if ne $i (add $length -1)}},{{end}}{{end}}
 	){{end}}
 	{{with .Service}}
-	{{range .Routes}}suspend fun {{pathToFuncName .Path}}({{with .RequestType}}{{if ne .Name ""}}
+	{{range .Routes}}suspend fun {{routeToFuncName .Method .Path}}({{with .RequestType}}{{if ne .Name ""}}
 		req:{{.Name}},{{end}}{{end}}
 		onOk: (({{with .ResponseType}}{{.Name}}{{end}}) -> Unit)? = null,
         onFail: ((String) -> Unit)? = null,