all: use http package to replace http method names (26535)

Author: gzliudan

cmd/faucet/faucet.go

@@ -657,7 +657,7 @@ func sendSuccess(conn *wsConn, msg string) error {
 func authGitHub(url string) (string, string, common.Address, error) {
 	// Retrieve the gist from the GitHub Gist APIs
 	parts := strings.Split(url, "/")
-	req, _ := http.NewRequest("GET", "https://api.github.com/gists/"+parts[len(parts)-1], nil)
+	req, _ := http.NewRequest(http.MethodGet, "https://api.github.com/gists/"+parts[len(parts)-1], nil)
 	if *githubUser != "" {
 		req.SetBasicAuth(*githubUser, *githubToken)
 	}

node/rpcstack_test.go

@@ -39,7 +39,7 @@ func TestNewWebsocketUpgradeHandler_websocket(t *testing.T) {
 
 // TestIsWebsocket tests if an incoming websocket upgrade request is handled properly.
 func TestIsWebsocket(t *testing.T) {
-	r, _ := http.NewRequest("GET", "/", nil)
+	r, _ := http.NewRequest(http.MethodGet, "/", nil)
 
 	assert.False(t, isWebsocket(r))
 	r.Header.Set("upgrade", "websocket")

p2p/simulations/http.go

@@ -100,7 +100,7 @@ type SubscribeOpts struct {
 // nodes and connections and filtering message events
 func (c *Client) SubscribeNetwork(events chan *Event, opts SubscribeOpts) (event.Subscription, error) {
 	url := fmt.Sprintf("%s/events?current=%t&filter=%s", c.URL, opts.Current, opts.Filter)
-	req, err := http.NewRequest("GET", url, nil)
+	req, err := http.NewRequest(http.MethodGet, url, nil)
 	if err != nil {
 		return nil, err
 	}
@@ -213,18 +213,18 @@ func (c *Client) RPCClient(ctx context.Context, nodeID string) (*rpc.Client, err
 // Get performs a HTTP GET request decoding the resulting JSON response
 // into "out"
 func (c *Client) Get(path string, out interface{}) error {
-	return c.Send("GET", path, nil, out)
+	return c.Send(http.MethodGet, path, nil, out)
 }
 
 // Post performs a HTTP POST request sending "in" as the JSON body and
 // decoding the resulting JSON response into "out"
 func (c *Client) Post(path string, in, out interface{}) error {
-	return c.Send("POST", path, in, out)
+	return c.Send(http.MethodPost, path, in, out)
 }
 
 // Delete performs a HTTP DELETE request
 func (c *Client) Delete(path string) error {
-	return c.Send("DELETE", path, nil, nil)
+	return c.Send(http.MethodDelete, path, nil, nil)
 }
 
 // Send performs a HTTP request, sending "in" as the JSON request body and

rpc/http.go

@@ -186,7 +186,7 @@ func (hc *httpConn) doRequest(ctx context.Context, msg interface{}) (io.ReadClos
 	if err != nil {
 		return nil, err
 	}
-	req, err := http.NewRequestWithContext(ctx, "POST", hc.url, io.NopCloser(bytes.NewReader(body)))
+	req, err := http.NewRequestWithContext(ctx, http.MethodPost, hc.url, io.NopCloser(bytes.NewReader(body)))
 	if err != nil {
 		return nil, err
 	}