removed typeof check for isArray

rbuckton · rbuckton · commit 0ad2efcd61a1 · 2015-11-24T17:00:27.000-08:00
diff --git a/src/compiler/core.ts b/src/compiler/core.ts
@@ -380,7 +380,7 @@ namespace ts {
      * Tests whether a value is an array.
      */
     export function isArray(value: any): value is any[] {
-        return Array.isArray ? Array.isArray(value) : typeof value === "object" && value instanceof Array;
+        return Array.isArray ? Array.isArray(value) : value instanceof Array;
     }
 
     export function memoize<T>(callback: () => T): () => T {

Original file line number	Diff line number	Diff line change
`@@ -380,7 +380,7 @@ namespace ts {`
`380`	`380`	`* Tests whether a value is an array.`
`381`	`381`	`*/`
`382`	`382`	`export function isArray(value: any): value is any[] {`
`383`		`- return Array.isArray ? Array.isArray(value) : typeof value === "object" && value instanceof Array;`
	`383`	`+ return Array.isArray ? Array.isArray(value) : value instanceof Array;`
`384`	`384`	`}`
`385`	`385`
`386`	`386`	`export function memoize<T>(callback: () => T): () => T {`