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authorWim <wim@42.be>2019-09-07 22:46:58 +0200
committerGitHub <noreply@github.com>2019-09-07 22:46:58 +0200
commita3bee01e0af3394c19360b98fd2db1b647f49299 (patch)
treeffc5778361d55d592a718354a37c9251e75fc7f6 /vendor/golang.org/x/text/encoding/japanese
parent1dc93ec4f001edd01daccbe408767d4878be25a3 (diff)
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Update dependencies (#886)
Diffstat (limited to 'vendor/golang.org/x/text/encoding/japanese')
-rw-r--r--vendor/golang.org/x/text/encoding/japanese/maketables.go161
1 files changed, 0 insertions, 161 deletions
diff --git a/vendor/golang.org/x/text/encoding/japanese/maketables.go b/vendor/golang.org/x/text/encoding/japanese/maketables.go
deleted file mode 100644
index 023957a6..00000000
--- a/vendor/golang.org/x/text/encoding/japanese/maketables.go
+++ /dev/null
@@ -1,161 +0,0 @@
-// Copyright 2013 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
-
-// This program generates tables.go:
-// go run maketables.go | gofmt > tables.go
-
-// TODO: Emoji extensions?
-// https://www.unicode.org/faq/emoji_dingbats.html
-// https://www.unicode.org/Public/UNIDATA/EmojiSources.txt
-
-import (
- "bufio"
- "fmt"
- "log"
- "net/http"
- "sort"
- "strings"
-)
-
-type entry struct {
- jisCode, table int
-}
-
-func main() {
- fmt.Printf("// generated by go run maketables.go; DO NOT EDIT\n\n")
- fmt.Printf("// Package japanese provides Japanese encodings such as EUC-JP and Shift JIS.\n")
- fmt.Printf(`package japanese // import "golang.org/x/text/encoding/japanese"` + "\n\n")
-
- reverse := [65536]entry{}
- for i := range reverse {
- reverse[i].table = -1
- }
-
- tables := []struct {
- url string
- name string
- }{
- {"http://encoding.spec.whatwg.org/index-jis0208.txt", "0208"},
- {"http://encoding.spec.whatwg.org/index-jis0212.txt", "0212"},
- }
- for i, table := range tables {
- res, err := http.Get(table.url)
- if err != nil {
- log.Fatalf("%q: Get: %v", table.url, err)
- }
- defer res.Body.Close()
-
- mapping := [65536]uint16{}
-
- scanner := bufio.NewScanner(res.Body)
- for scanner.Scan() {
- s := strings.TrimSpace(scanner.Text())
- if s == "" || s[0] == '#' {
- continue
- }
- x, y := 0, uint16(0)
- if _, err := fmt.Sscanf(s, "%d 0x%x", &x, &y); err != nil {
- log.Fatalf("%q: could not parse %q", table.url, s)
- }
- if x < 0 || 120*94 <= x {
- log.Fatalf("%q: JIS code %d is out of range", table.url, x)
- }
- mapping[x] = y
- if reverse[y].table == -1 {
- reverse[y] = entry{jisCode: x, table: i}
- }
- }
- if err := scanner.Err(); err != nil {
- log.Fatalf("%q: scanner error: %v", table.url, err)
- }
-
- fmt.Printf("// jis%sDecode is the decoding table from JIS %s code to Unicode.\n// It is defined at %s\n",
- table.name, table.name, table.url)
- fmt.Printf("var jis%sDecode = [...]uint16{\n", table.name)
- for i, m := range mapping {
- if m != 0 {
- fmt.Printf("\t%d: 0x%04X,\n", i, m)
- }
- }
- fmt.Printf("}\n\n")
- }
-
- // Any run of at least separation continuous zero entries in the reverse map will
- // be a separate encode table.
- const separation = 1024
-
- intervals := []interval(nil)
- low, high := -1, -1
- for i, v := range reverse {
- if v.table == -1 {
- continue
- }
- if low < 0 {
- low = i
- } else if i-high >= separation {
- if high >= 0 {
- intervals = append(intervals, interval{low, high})
- }
- low = i
- }
- high = i + 1
- }
- if high >= 0 {
- intervals = append(intervals, interval{low, high})
- }
- sort.Sort(byDecreasingLength(intervals))
-
- fmt.Printf("const (\n")
- fmt.Printf("\tjis0208 = 1\n")
- fmt.Printf("\tjis0212 = 2\n")
- fmt.Printf("\tcodeMask = 0x7f\n")
- fmt.Printf("\tcodeShift = 7\n")
- fmt.Printf("\ttableShift = 14\n")
- fmt.Printf(")\n\n")
-
- fmt.Printf("const numEncodeTables = %d\n\n", len(intervals))
- fmt.Printf("// encodeX are the encoding tables from Unicode to JIS code,\n")
- fmt.Printf("// sorted by decreasing length.\n")
- for i, v := range intervals {
- fmt.Printf("// encode%d: %5d entries for runes in [%5d, %5d).\n", i, v.len(), v.low, v.high)
- }
- fmt.Printf("//\n")
- fmt.Printf("// The high two bits of the value record whether the JIS code comes from the\n")
- fmt.Printf("// JIS0208 table (high bits == 1) or the JIS0212 table (high bits == 2).\n")
- fmt.Printf("// The low 14 bits are two 7-bit unsigned integers j1 and j2 that form the\n")
- fmt.Printf("// JIS code (94*j1 + j2) within that table.\n")
- fmt.Printf("\n")
-
- for i, v := range intervals {
- fmt.Printf("const encode%dLow, encode%dHigh = %d, %d\n\n", i, i, v.low, v.high)
- fmt.Printf("var encode%d = [...]uint16{\n", i)
- for j := v.low; j < v.high; j++ {
- x := reverse[j]
- if x.table == -1 {
- continue
- }
- fmt.Printf("\t%d - %d: jis%s<<14 | 0x%02X<<7 | 0x%02X,\n",
- j, v.low, tables[x.table].name, x.jisCode/94, x.jisCode%94)
- }
- fmt.Printf("}\n\n")
- }
-}
-
-// interval is a half-open interval [low, high).
-type interval struct {
- low, high int
-}
-
-func (i interval) len() int { return i.high - i.low }
-
-// byDecreasingLength sorts intervals by decreasing length.
-type byDecreasingLength []interval
-
-func (b byDecreasingLength) Len() int { return len(b) }
-func (b byDecreasingLength) Less(i, j int) bool { return b[i].len() > b[j].len() }
-func (b byDecreasingLength) Swap(i, j int) { b[i], b[j] = b[j], b[i] }