Method realpath

src/core/file_system.ts:571–591

(p: string, cache: {[path: string]: string}, cb: BFSCallback<string>)

    }
  }
  public realpath(p: string, cache: {[path: string]: string}, cb: BFSCallback<string>): void {
    if (this.supportsLinks()) {
      // The path could contain symlinks. Split up the path,
      // resolve any symlinks, return the resolved string.
      const splitPath = p.split(path.sep);
      // TODO: Simpler to just pass through file, find sep and such.
      for (let i = 0; i < splitPath.length; i++) {
        const addPaths = splitPath.slice(0, i + 1);
        splitPath[i] = path.join.apply(null, addPaths);
      }
    } else {
      // No symlinks. We just need to verify that it exists.
      this.exists(p, function(doesExist) {
        if (doesExist) {
          cb(null, p);
        } else {
          cb(ApiError.ENOENT(p));
        }
      });
    }
  }
  public realpathSync(p: string, cache: {[path: string]: string}): string {
    if (this.supportsLinks()) {
      // The path could contain symlinks. Split up the path,