Function enableSubstitutionsForCapturedThis

test/fixtures/snapshot/typescript.js:101492–101504

* Enables a more costly code path for substitutions when we determine a source file * contains a captured `this`.

()

         * contains a captured `this`.
         */
        function enableSubstitutionsForCapturedThis() {
            if ((enabledSubstitutions & 1 /* ES2015SubstitutionFlags.CapturedThis */) === 0) {
                enabledSubstitutions |= 1 /* ES2015SubstitutionFlags.CapturedThis */;
                context.enableSubstitution(108 /* SyntaxKind.ThisKeyword */);
                context.enableEmitNotification(171 /* SyntaxKind.Constructor */);
                context.enableEmitNotification(169 /* SyntaxKind.MethodDeclaration */);
                context.enableEmitNotification(172 /* SyntaxKind.GetAccessor */);
                context.enableEmitNotification(173 /* SyntaxKind.SetAccessor */);
                context.enableEmitNotification(214 /* SyntaxKind.ArrowFunction */);
                context.enableEmitNotification(213 /* SyntaxKind.FunctionExpression */);
                context.enableEmitNotification(256 /* SyntaxKind.FunctionDeclaration */);
            }
        }
        /**
         * Hooks node substitutions.
         *