Fix linter (microsoft#17312)

weswigham · web-flow · commit ed87b40902bb · 2017-07-19T17:06:31.000-07:00
We just merged a change which makes the `.types` member of a union or intersection type a readonly array. Our lint rule's type annotation needs to reflect that.
diff --git a/scripts/tslint/typeOperatorSpacingRule.ts b/scripts/tslint/typeOperatorSpacingRule.ts
@@ -19,7 +19,7 @@ function walk(ctx: Lint.WalkContext<void>): void {
         ts.forEachChild(node, recur);
     }
 
-    function check(types: ts.TypeNode[]): void {
+    function check(types: ReadonlyArray<ts.TypeNode>): void {
         let expectedStart = types[0].end + 2; // space, | or &
         for (let i = 1; i < types.length; i++) {
             const currentType = types[i];

Original file line number	Diff line number	Diff line change
`@@ -19,7 +19,7 @@ function walk(ctx: Lint.WalkContext<void>): void {`
`19`	`19`	`ts.forEachChild(node, recur);`
`20`	`20`	`}`
`21`	`21`
`22`		`- function check(types: ts.TypeNode[]): void {`
	`22`	`+ function check(types: ReadonlyArray<ts.TypeNode>): void {`
`23`	`23`	`let expectedStart = types[0].end + 2; // space, \| or &`
`24`	`24`	`for (let i = 1; i < types.length; i++) {`
`25`	`25`	`const currentType = types[i];`