| // Copyright 2016 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. |
| |
| //go:build ignore |
| // +build ignore |
| |
| package main |
| |
| import ( |
| "unicode/utf8" |
| |
| "golang.org/x/text/internal/language/compact" |
| ) |
| |
| // A system identifies a CLDR numbering system. |
| type system byte |
| |
| type systemData struct { |
| id system |
| digitSize byte // number of UTF-8 bytes per digit |
| zero [utf8.UTFMax]byte // UTF-8 sequence of zero digit. |
| } |
| |
| // A SymbolType identifies a symbol of a specific kind. |
| type SymbolType int |
| |
| const ( |
| SymDecimal SymbolType = iota |
| SymGroup |
| SymList |
| SymPercentSign |
| SymPlusSign |
| SymMinusSign |
| SymExponential |
| SymSuperscriptingExponent |
| SymPerMille |
| SymInfinity |
| SymNan |
| SymTimeSeparator |
| |
| NumSymbolTypes |
| ) |
| |
| const hasNonLatnMask = 0x8000 |
| |
| // symOffset is an offset into altSymData if the bit indicated by hasNonLatnMask |
| // is not 0 (with this bit masked out), and an offset into symIndex otherwise. |
| // |
| // TODO: this type can be a byte again if we use an indirection into altsymData |
| // and introduce an alt -> offset slice (the length of this will be number of |
| // alternatives plus 1). This also allows getting rid of the compactTag field |
| // in altSymData. In total this will save about 1K. |
| type symOffset uint16 |
| |
| type altSymData struct { |
| compactTag compact.ID |
| symIndex symOffset |
| system system |
| } |