Merge pull request #9767 from RyanCavanaugh/fix9766

Emit parens around type-asserted binary operators

tests/baselines/reference/asOpEmitParens.js

@@ -0,0 +1,19 @@
+//// [asOpEmitParens.ts]
+declare var x;
+// Must emit as (x + 1) * 3
+(x + 1 as number) * 3;
+
+// Should still emit as x.y
+(x as any).y;
+
+// Emit as new (x())
+new (x() as any);
+
+
+//// [asOpEmitParens.js]
+// Must emit as (x + 1) * 3
+(x + 1) * 3;
+// Should still emit as x.y
+x.y;
+// Emit as new (x())
+new (x());

tests/baselines/reference/asOpEmitParens.symbols

@@ -0,0 +1,16 @@
+=== tests/cases/conformance/expressions/asOperator/asOpEmitParens.ts ===
+declare var x;
+>x : Symbol(x, Decl(asOpEmitParens.ts, 0, 11))
+
+// Must emit as (x + 1) * 3
+(x + 1 as number) * 3;
+>x : Symbol(x, Decl(asOpEmitParens.ts, 0, 11))
+
+// Should still emit as x.y
+(x as any).y;
+>x : Symbol(x, Decl(asOpEmitParens.ts, 0, 11))
+
+// Emit as new (x())
+new (x() as any);
+>x : Symbol(x, Decl(asOpEmitParens.ts, 0, 11))
+

tests/baselines/reference/asOpEmitParens.types

@@ -0,0 +1,30 @@
+=== tests/cases/conformance/expressions/asOperator/asOpEmitParens.ts ===
+declare var x;
+>x : any
+
+// Must emit as (x + 1) * 3
+(x + 1 as number) * 3;
+>(x + 1 as number) * 3 : number
+>(x + 1 as number) : number
+>x + 1 as number : number
+>x + 1 : any
+>x : any
+>1 : number
+>3 : number
+
+// Should still emit as x.y
+(x as any).y;
+>(x as any).y : any
+>(x as any) : any
+>x as any : any
+>x : any
+>y : any
+
+// Emit as new (x())
+new (x() as any);
+>new (x() as any) : any
+>(x() as any) : any
+>x() as any : any
+>x() : any
+>x : any
+

tests/baselines/reference/umdGlobalMerge.errors.txt

@@ -1,20 +0,0 @@
-tests/cases/compiler/b.d.ts(2,20): error TS2305: Module '"tests/cases/compiler/a".ns' has no exported member 'IFoo'.
-
-
-==== tests/cases/compiler/a.d.ts (0 errors) ====
-    export = ns;
-    
-    export as namespace ns;
-    
-    declare namespace ns {
-      export var x: number;
-      export interface IFoo { }
-    }
-    
-==== tests/cases/compiler/b.d.ts (1 errors) ====
-    declare namespace ns.something {
-      export var p: ns.IFoo;
-                       ~~~~
-!!! error TS2305: Module '"tests/cases/compiler/a".ns' has no exported member 'IFoo'.
-    }
-    

tests/cases/compiler/umdGlobalMerge.ts

@@ -1,14 +0,0 @@
-// @filename: a.d.ts
-export = ns;
-
-export as namespace ns;
-
-declare namespace ns {
-  export var x: number;
-  export interface IFoo { }
-}
-
-// @filename: b.d.ts
-declare namespace ns.something {
-  export var p: ns.IFoo;
-}

tests/cases/conformance/expressions/asOperator/asOpEmitParens.ts

@@ -0,0 +1,9 @@
+declare var x;
+// Must emit as (x + 1) * 3
+(x + 1 as number) * 3;
+
+// Should still emit as x.y
+(x as any).y;
+
+// Emit as new (x())
+new (x() as any);