github.com/graybobo/golang.org-package-offline-cache@v0.0.0-20200626051047-6608995c132f/x/text/width/trieval.go (about)

     1  // This file was generated by go generate; DO NOT EDIT
     2  
     3  package width
     4  
     5  // elem is an entry of the width trie. The high byte is used to encode the type
     6  // of the rune. The low byte is used to store the index to a mapping entry in
     7  // the inverseData array.
     8  type elem uint16
     9  
    10  const (
    11  	tagNeutral elem = iota << typeShift
    12  	tagAmbiguous
    13  	tagWide
    14  	tagNarrow
    15  	tagFullwidth
    16  	tagHalfwidth
    17  )
    18  
    19  const (
    20  	numTypeBits = 3
    21  	typeShift   = 16 - numTypeBits
    22  
    23  	// tagNeedsFold is true for all fullwidth and halfwidth runes except for
    24  	// the Won sign U+20A9.
    25  	tagNeedsFold = 0x1000
    26  
    27  	// The Korean Won sign is halfwidth, but SHOULD NOT be mapped to a wide
    28  	// variant.
    29  	wonSign rune = 0x20A9
    30  )