fix(ch4): remove duplicated (#356)

* fix(ch4): remove duplicated * chore(dep): update lock
azu · Jun 26, 2021 · 8dde632 · 8dde632
1 parent 58e8982
commit 8dde632
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diff --git a/Ch4_AdvancedPromises/src/race-delay-timeout/delay-race-cancel-play.js b/Ch4_AdvancedPromises/src/race-delay-timeout/delay-race-cancel-play.js
@@ -1,6 +1,12 @@
 "use strict";
-const timeoutPromise = require("../../lib/timeoutPromise").timeoutPromise;
 const TimeoutError = require("../../lib/TimeoutError").TimeoutError;
+const delayPromise = require("../../lib/delayPromise").delayPromise;
+function timeoutPromise(promise, ms) {
+    const timeout = delayPromise(ms).then(() => {
+        return Promise.reject(new TimeoutError("Operation timed out after " + ms + " ms"));
+    });
+    return Promise.race([promise, timeout]);
+}
 const cancelableXHR = require("./delay-race-cancel").cancelableXHR;
 const object = cancelableXHR("https://httpbin.org/get");
 // main