diff options
Diffstat (limited to 'vendor/golang.org/x/text/width/gen_trieval.go')
-rw-r--r-- | vendor/golang.org/x/text/width/gen_trieval.go | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/vendor/golang.org/x/text/width/gen_trieval.go b/vendor/golang.org/x/text/width/gen_trieval.go new file mode 100644 index 0000000..c17334a --- /dev/null +++ b/vendor/golang.org/x/text/width/gen_trieval.go @@ -0,0 +1,34 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build ignore + +package main + +// elem is an entry of the width trie. The high byte is used to encode the type +// of the rune. The low byte is used to store the index to a mapping entry in +// the inverseData array. +type elem uint16 + +const ( + tagNeutral elem = iota << typeShift + tagAmbiguous + tagWide + tagNarrow + tagFullwidth + tagHalfwidth +) + +const ( + numTypeBits = 3 + typeShift = 16 - numTypeBits + + // tagNeedsFold is true for all fullwidth and halfwidth runes except for + // the Won sign U+20A9. + tagNeedsFold = 0x1000 + + // The Korean Won sign is halfwidth, but SHOULD NOT be mapped to a wide + // variant. + wonSign rune = 0x20A9 +) |