Function isScope

test/fixtures/snapshot/typescript.js:160526–160529

(node)

                return undefined;
            }
            function isScope(node) {
                return ts.isArrowFunction(node) ? ts.isFunctionBody(node.body) :
                    ts.isFunctionLikeDeclaration(node) || ts.isSourceFile(node) || ts.isModuleBlock(node) || ts.isClassLike(node);
            }
            /**
             * Computes possible places we could extract the function into. For example,
             * you may be able to extract into a class method *or* local closure *or* namespace function,