module std.file; bool exists(in char[] name) { return false; } void write(in char[] name, in void[] content) { } size_t getSize(in char[] name) { return 0; } void append(in char[] name, in void[] content) {} void remove(in char[] name) {} void rename(in char[] oldName, in char[] newName) {} bool isDir(in char[] name) { return false; } bool isFile(in char[] name) { return false; } string getcwd() { return null; } struct DirEntry {} enum SpanMode { shallow } auto dirEntries() {}