fix: guard against ReferenceError in non-jest environment

ph-fritsche · ph-fritsche · commit f74db309cafa · 2021-02-11T11:40:33.000+01:00
diff --git a/src/helpers.js b/src/helpers.js
@@ -18,9 +18,10 @@ function _runWithRealTimers(callback) {
     setTimeout,
   }
 
-  // istanbul ignore else
-  if (jest) {
+  try {
     jest.useRealTimers()
+  } catch (e) {
+    // not running in jest environment
   }
 
   const callbackReturnValue = callback()

Original file line number	Diff line number	Diff line change
`@@ -18,9 +18,10 @@ function _runWithRealTimers(callback) {`
`18`	`18`	`setTimeout,`
`19`	`19`	`}`
`20`	`20`
`21`		`- // istanbul ignore else`
`22`		`- if (jest) {`
	`21`	`+ try {`
`23`	`22`	`jest.useRealTimers()`
	`23`	`+ } catch (e) {`
	`24`	`+ // not running in jest environment`
`24`	`25`	`}`
`25`	`26`
`26`	`27`	`const callbackReturnValue = callback()`