Improved data structure for structs.

Thanks gopls with VS Code

datareader.go

@@ -18,11 +18,11 @@ var (
 //DataReader reads data from data blocks.
 type dataReader struct {
 	r             *Reader
-	offset        int64 //offset relative to the beginning of the squash file
 	blocks        []dataBlock
-	curBlock      int //Which block in sizes is currently cached
 	curData       []byte
-	curReadOffset int //offset relative to the currently cached data
+	offset        int64 //offset relative to the beginning of the squash file
+	curBlock      int   //Which block in sizes is currently cached
+	curReadOffset int   //offset relative to the currently cached data
 }
 
 //DataBlock holds info about a given data block from it's size

file.go

@@ -30,13 +30,14 @@ var (
 //
 //Implements os.FileInfo and io.ReadCloser
 type File struct {
-	Parent  *File        //The parent directory. Should ALWAYS be a folder. If it's the root directory, will be nil
+	Reader  io.Reader
-	Reader  io.Reader    //Underlying reader. When writing, will probably be an os.File. When reading this is kept nil UNTIL reading to save memory.
+	Parent  *File
-	name    string       //The name of the file or folder. Root folder will not have a name ("")
+	r       *Reader //Underlying reader. When writing, will probably be an os.File. When reading this is kept nil UNTIL reading to save memory.
-	path    string       //The path to the folder the File is located in.
+	in      *inode.Inode
-	r       *Reader      //The squashfs.Reader where this file is contained.
+	name    string
-	in      *inode.Inode //Underlyting inode when reading.
+	path    string
-	filType int          //The file's type, using inode types.
+	filType int //The file's type, using inode types.
+
 }
 
 //get a File from a directory.entry

metadata.go

@@ -16,9 +16,9 @@ type metadata struct {
 //MetadataReader is a block reader for metadata. It will automatically read the next block, when it reaches the end of a block.
 type metadataReader struct {
 	s          *Reader
-	offset     int64
 	headers    []*metadata
 	data       []byte
+	offset     int64
 	readOffset int
 }
 

reader.go

@@ -29,11 +29,11 @@ var (
 //Reader processes and reads a squashfs archive.
 type Reader struct {
 	r            io.ReaderAt
-	super        superblock
-	flags        superblockFlags
 	decompressor compression.Decompressor
 	fragOffsets  []uint64
 	idTable      []uint32
+	super        superblock
+	flags        superblockFlags
 }
 
 //NewSquashfsReader returns a new squashfs.Reader from an io.ReaderAt