added .fetchOptions to Exchange.js

ccxt · Jun 3, 2018 · dae8e71 · dae8e71
1 parent 0b3ac3d
commit dae8e71
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/js/base/Exchange.js b/js/base/Exchange.js
@@ -169,6 +169,7 @@ module.exports = class Exchange {
         // }
 
         this.options = {} // exchange-specific options, if any
+        this.fetchOptions = {} // fetch implementation options (JS only)
 
         this.userAgents = {
             'chrome': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36',
@@ -314,7 +315,7 @@ module.exports = class Exchange {
         this.executeRestRequest = function (url, method = 'GET', headers = undefined, body = undefined) {
 
             let promise =
-                fetchImplementation (url, { method, headers, body, 'agent': this.agent || null, timeout: this.timeout })
+                fetchImplementation (url, { method, headers, body, 'agent': this.agent || null, timeout: this.timeout, ... this.fetchOptions })
                     .catch (e => {
                         if (isNode)
                             throw new ExchangeNotAvailable ([ this.id, method, url, e.type, e.message ].join (' '))