| // 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 |
| |
| import ( |
| "unicode" |
| |
| "golang.org/x/text/internal/gen" |
| "golang.org/x/text/internal/ucd" |
| "golang.org/x/text/unicode/rangetable" |
| ) |
| |
| // These tables are hand-extracted from: |
| // https://www.unicode.org/Public/8.0.0/ucd/extracted/DerivedBidiClass.txt |
| func visitDefaults(fn func(r rune, c Class)) { |
| // first write default values for ranges listed above. |
| visitRunes(fn, AL, []rune{ |
| 0x0600, 0x07BF, // Arabic |
| 0x08A0, 0x08FF, // Arabic Extended-A |
| 0xFB50, 0xFDCF, // Arabic Presentation Forms |
| 0xFDF0, 0xFDFF, |
| 0xFE70, 0xFEFF, |
| 0x0001EE00, 0x0001EEFF, // Arabic Mathematical Alpha Symbols |
| }) |
| visitRunes(fn, R, []rune{ |
| 0x0590, 0x05FF, // Hebrew |
| 0x07C0, 0x089F, // Nko et al. |
| 0xFB1D, 0xFB4F, |
| 0x00010800, 0x00010FFF, // Cypriot Syllabary et. al. |
| 0x0001E800, 0x0001EDFF, |
| 0x0001EF00, 0x0001EFFF, |
| }) |
| visitRunes(fn, ET, []rune{ // European Terminator |
| 0x20A0, 0x20Cf, // Currency symbols |
| }) |
| rangetable.Visit(unicode.Noncharacter_Code_Point, func(r rune) { |
| fn(r, BN) // Boundary Neutral |
| }) |
| ucd.Parse(gen.OpenUCDFile("DerivedCoreProperties.txt"), func(p *ucd.Parser) { |
| if p.String(1) == "Default_Ignorable_Code_Point" { |
| fn(p.Rune(0), BN) // Boundary Neutral |
| } |
| }) |
| } |
| |
| func visitRunes(fn func(r rune, c Class), c Class, runes []rune) { |
| for i := 0; i < len(runes); i += 2 { |
| lo, hi := runes[i], runes[i+1] |
| for j := lo; j <= hi; j++ { |
| fn(j, c) |
| } |
| } |
| } |