refactor: move functions to parent scope

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---

Author: kgryte

lib/node_modules/@stdlib/net/disposable-http-server/lib/main.js

@@ -43,6 +43,44 @@ var createStore = require( './connections_store.js' );
 var debug = logger( 'disposable-http-server' );
 
 
+// FUNCTIONS //
+
+/**
+* Sends a 404 response.
+*
+* @private
+* @param {IncomingMessage} request - HTTP request object
+* @param {ServerResponse} response - HTTP response object
+*/
+function notFound( request, response ) {
+	debug( 'Sending 404 response...' );
+	response.statusCode = 404;
+	response.end();
+}
+
+/**
+* Sends a 503 response.
+*
+* @private
+* @param {IncomingMessage} request - HTTP request object
+* @param {ServerResponse} response - HTTP response object
+*/
+function unavailable( request, response ) {
+	debug( 'Sending 503 response...' );
+	response.statusCode = 503;
+	response.end();
+}
+
+/**
+* Callback invoked once a server closes.
+*
+* @private
+*/
+function onClose() {
+	debug( 'Server closed.' );
+}
+
+
 // MAIN //
 
 /**
@@ -221,32 +259,6 @@ function httpServer( options ) {
 		}
 	}
 
-	/**
-	* Sends a 404 response.
-	*
-	* @private
-	* @param {IncomingMessage} request - HTTP request object
-	* @param {ServerResponse} response - HTTP response object
-	*/
-	function notFound( request, response ) {
-		debug( 'Sending 404 response...' );
-		response.statusCode = 404;
-		response.end();
-	}
-
-	/**
-	* Sends a 503 response.
-	*
-	* @private
-	* @param {IncomingMessage} request - HTTP request object
-	* @param {ServerResponse} response - HTTP response object
-	*/
-	function unavailable( request, response ) {
-		debug( 'Sending 503 response...' );
-		response.statusCode = 503;
-		response.end();
-	}
-
 	/**
 	* Sends HTML content in response to a client request.
 	*
@@ -312,15 +324,6 @@ function httpServer( options ) {
 			connections[ keys[i] ].destroy();
 		}
 	}
-
-	/**
-	* Callback invoked once a server closes.
-	*
-	* @private
-	*/
-	function onClose() {
-		debug( 'Server closed.' );
-	}
 }