fix typo

Author: mhegazy

tests/baselines/reference/noImplicitAnyInCastExpression.errors.txt

@@ -10,10 +10,10 @@
     // Expr type not assignable to target type
     (<IFoo>{ a: null });
 
-    // Expr type assignanle to target type
+    // Expr type assignable to target type
     (<IFoo>{ a: 2, b: undefined });
 
-    // Niether types is assignable to each other
+    // Neither types is assignable to each other
     (<IFoo>{ c: null });
      ~~~~~~~~~~~~~~~~~
 !!! Neither type '{ c: null; }' nor type 'IFoo' is assignable to the other:

tests/baselines/reference/noImplicitAnyInCastExpression.js

@@ -10,17 +10,17 @@ interface IFoo {
 // Expr type not assignable to target type
 (<IFoo>{ a: null });
 
-// Expr type assignanle to target type
+// Expr type assignable to target type
 (<IFoo>{ a: 2, b: undefined });
 
-// Niether types is assignable to each other
+// Neither types is assignable to each other
 (<IFoo>{ c: null });
 
 //// [noImplicitAnyInCastExpression.js]
 // verify no noImplictAny errors reported with cast expression
 // Expr type not assignable to target type
 { a: null };
-// Expr type assignanle to target type
+// Expr type assignable to target type
 { a: 2, b: undefined };
-// Niether types is assignable to each other
+// Neither types is assignable to each other
 { c: null };

tests/cases/compiler/noImplicitAnyInCastExpression.ts

@@ -10,8 +10,8 @@ interface IFoo {
 // Expr type not assignable to target type
 (<IFoo>{ a: null });
 
-// Expr type assignanle to target type
+// Expr type assignable to target type
 (<IFoo>{ a: 2, b: undefined });
 
-// Niether types is assignable to each other
+// Neither types is assignable to each other
 (<IFoo>{ c: null });