move providers into providers subdirectory

providers/questrade/errors.go

@@ -0,0 +1,40 @@
+package questrade
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+)
+
+type QuestradeError struct {
+	Code       int `json:"code"`
+	StatusCode int
+	Message    string `json:"message"`
+	Endpoint   string
+}
+
+func newQuestradeError(res *http.Response, body []byte) QuestradeError {
+	// Unmarshall the error text
+	var e QuestradeError
+	err := json.Unmarshal(body, &e)
+	if err != nil {
+		e.Code = -999
+		e.Message = string(body)
+	}
+
+	e.StatusCode = res.StatusCode
+	e.Endpoint = res.Request.URL.String()
+	return e
+}
+
+func (q QuestradeError) Error() string {
+	return fmt.Sprintf("\nQuestradeError:\n"+
+		"\tStatus code: HTTP %d\n"+
+		"\tEndpoint: %s\n"+
+		"\tError code: %d\n"+
+		"\tMessage: %s\n",
+		q.StatusCode,
+		q.Endpoint,
+		q.Code,
+		q.Message)
+}