fixup! wasi: add missing validator

VoltrexKeyva · web-flow · commit 53d44b63b223 · 2021-06-18T17:36:41.000+04:30
Refs: nodejs#39070 (comment)
diff --git a/lib/wasi.js b/lib/wasi.js
@@ -148,15 +148,11 @@ class WASI {
 
     const { _start, _initialize } = this[kInstance].exports;
 
+    validateUndefined(_start, 'start');
     if (_initialize !== undefined) {
       validateFunction(
         _initialize, 'instance.exports._initialize');
-    }
-    validateUndefined(
-      _start, 'instance.exports._start');
-
-    if (_initialize !== undefined) {
-      _initialize();
+        _initialize();
     }
   }
 }

Original file line number	Diff line number	Diff line change
`@@ -148,15 +148,11 @@ class WASI {`
`148`	`148`
`149`	`149`	`const { _start, _initialize } = this[kInstance].exports;`
`150`	`150`
	`151`	`+ validateUndefined(_start, 'start');`
`151`	`152`	`if (_initialize !== undefined) {`
`152`	`153`	`validateFunction(`
`153`	`154`	`_initialize, 'instance.exports._initialize');`
`154`		`- }`
`155`		`- validateUndefined(`
`156`		`- _start, 'instance.exports._start');`
`157`		`-`
`158`		`- if (_initialize !== undefined) {`
`159`		`- _initialize();`
	`155`	`+ _initialize();`
`160`	`156`	`}`
`161`	`157`	`}`
`162`	`158`	`}`