Adds header under the promo containing the original curl command (#35)

Author: zmackie

resources/js/curl-to-go.js

@@ -11,6 +11,8 @@ function curlToGo(curl) {
 	var err = 'if err != nil {\n\t// handle err\n}\n';
 	var deferClose = 'defer resp.Body.Close()\n';
 	var promo = "// Generated by curl-to-Go: https://mholt.github.io/curl-to-go";
+	var originalCmd = `// Original command: ${curl}`;
+	var header = `${promo}\n${originalCmd}\n`;
 
 	// List of curl flags that are boolean typed; this helps with parsing
 	// a command like `curl -abc value` to know whether 'value' belongs to '-c'
@@ -42,9 +44,9 @@ function curlToGo(curl) {
 	var req = extractRelevantPieces(cmd);
 
 	if (Object.keys(req.headers).length == 0 && !req.data.ascii && !req.data.files && !req.basicauth && !req.insecure) {
-		return promo+"\n"+renderSimple(req.method, req.url);
+		return header+renderSimple(req.method, req.url);
 	} else {
-		return promo+"\n\n"+renderComplex(req);
+		return header+"\n"+renderComplex(req);
 	}