Extractors refactored to support pass by value. Documentation added for request and response.

client/client.go

@@ -98,7 +98,6 @@ func (c *Client) DoRequestClient(req *Request, maxBodySize int64, charsetDetectD
 	response := Response{
 		Response: resp,
 		Body:     body,
-		Meta:     req.Meta,
 		Request:  req,
 	}
 
@@ -161,7 +160,6 @@ func (c *Client) DoRequestChrome(req *Request) (*Response, error) {
 			Header:     ConvertMapToHeader(res.Headers),
 		},
 		Body:    []byte(body),
-		Meta:    req.Meta,
 		Request: req,
 	}
 

client/request.go

@@ -8,11 +8,24 @@ import (
 // Request is a small wrapper around *http.Request that contains Metadata and Rendering option
 type Request struct {
 	*http.Request
-	Meta         map[string]interface{}
+
+	// Meta contains arbitrary data.
+	// Use this Meta map to store contextual data between your requests
+	Meta map[string]interface{}
+
+	// If true, requests will be synchronized
 	Synchronized bool
-	Rendered     bool
-	Cancelled    bool
-	Encoding     string
+
+	// If true request will be opened in Chrome and
+	// fully rendered HTML DOM response will returned as response
+	Rendered bool
+
+	// Optional response body encoding. Leave empty for automatic detection.
+	// If you're having issues with auto detection, set this.
+	Encoding string
+
+	// Set this true to cancel requests. Should be used on middlewares.
+	Cancelled bool
 }
 
 // Cancel request

client/response.go

@@ -11,9 +11,13 @@ import (
 // Contains parsed response data and Geziyor functions.
 type Response struct {
 	*http.Response
-	Body    []byte
+
+	// Response body
+	Body []byte
+
+	// Goquery Document object. If response IsHTML, its non-nil.
 	HTMLDoc *goquery.Document
-	Meta    map[string]interface{}
+
 	Request *Request
 }