fix(util): Fix adding stack traces to Errors thrown as strings (#3687)

heathkit · web-flow · commit d7fa74464709 · 2016-10-31T12:41:39.000-07:00
diff --git a/lib/util.ts b/lib/util.ts
@@ -53,7 +53,7 @@ export function runFilenameOrFn_(
           err = new Error(err);
         } else {
           err = err as Error;
-          if (err.stack) {
+          if (!err.stack) {
             err.stack = new Error().stack;
           }
         }

Original file line number	Diff line number	Diff line change
`@@ -53,7 +53,7 @@ export function runFilenameOrFn_(`
`53`	`53`	`err = new Error(err);`
`54`	`54`	`} else {`
`55`	`55`	`err = err as Error;`
`56`		`- if (err.stack) {`
	`56`	`+ if (!err.stack) {`
`57`	`57`	`err.stack = new Error().stack;`
`58`	`58`	`}`
`59`	`59`	`}`