Merge pull request #30 from vvakame/feature-http-client

Add SetHTTPClient function to *Client

client.go

@@ -20,7 +20,7 @@ func NewClient(clientID string, secret string, APIBase string) (*Client, error)
 	}
 
 	return &Client{
-		client:   &http.Client{},
+		Client:   &http.Client{},
 		ClientID: clientID,
 		Secret:   secret,
 		APIBase:  APIBase,
@@ -52,6 +52,13 @@ func (c *Client) GetAccessToken() (*TokenResponse, error) {
 	return &t, err
 }
 
+// SetHTTPClient sets *http.Client to current client
+func (c *Client) SetHTTPClient(client *http.Client) error {
+	c.Client = client
+	return nil
+}
+
+
 // SetAccessToken sets saved token to current client
 func (c *Client) SetAccessToken(token string) error {
 	c.Token = &TokenResponse{
@@ -88,7 +95,7 @@ func (c *Client) Send(req *http.Request, v interface{}) error {
 		req.Header.Set("Content-type", "application/json")
 	}
 
-	resp, err = c.client.Do(req)
+	resp, err = c.Client.Do(req)
 	c.log(req, resp)
 
 	if err != nil {

types.go

@@ -107,12 +107,12 @@ type (
 
 	// Client represents a Paypal REST API Client
 	Client struct {
-		client         *http.Client
+		Client   *http.Client
-		ClientID       string
+		ClientID string
-		Secret         string
+		Secret   string
-		APIBase        string
+		APIBase  string
-		Log            io.Writer // If user set log file name all requests will be logged there
+		Log      io.Writer // If user set log file name all requests will be logged there
-		Token          *TokenResponse
+		Token    *TokenResponse
 		tokenExpiresAt time.Time
 	}