添加debug信息

keenwon · Sep 7, 2016 · f2eda1b · f2eda1b
1 parent 458f6ee
commit f2eda1b
Showing 1 changed file with 18 additions and 4 deletions.
diff --git a/lib/jsonp.js b/lib/jsonp.js
@@ -18,15 +18,29 @@ function jsonp(app, options = {}) {
         callbackFn = defaultcallbackFn;
     }
 
+    debug(`callback function name: ${callbackFn}`);
+
     app.context.jsonp = function (data) {
-        var callback = this.query[callbackFn];
+        var callback = this.query[callbackFn],
+            contentType = 'application/json',
+            response;
+
+        if (this.method !== 'GET') {
+            debug('the request mehtod is not "GET", return.');
+            return;
+        }
 
-        if (this.method !== 'GET' || !callback) {
+        if(!callback) {
+            debug(`${callbackFn} is undefined, return.`);
             return;
         }
 
-        this.type = 'application/json';
-        this.body = `${callback}(${JSON.stringify(data)})`;
+        response = `${callback}(${JSON.stringify(data)})`;
+
+        this.type = contentType;
+        this.body = response;
+
+        debug(`response: ${response}`);
     }
 }