Function getRootLength

test/fixtures/snapshot/typescript.js:7736–7739

* Returns length of the root part of a path or URL (i.e. length of "/", "x:/", "//server/share/, file:///user/files"). * * For example: * ```ts * getRootLength("a") === 0 // "" * getRootLength("/") === 1 // "/" * getRootLength("c:") =

(path)

     * ```
     */
    function getRootLength(path) {
        var rootLength = getEncodedRootLength(path);
        return rootLength < 0 ? ~rootLength : rootLength;
    }
    ts.getRootLength = getRootLength;
    function getDirectoryPath(path) {
        path = normalizeSlashes(path);