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-rw-r--r--vendor/golang.org/x/text/encoding/internal/identifier/gen.go137
1 files changed, 137 insertions, 0 deletions
diff --git a/vendor/golang.org/x/text/encoding/internal/identifier/gen.go b/vendor/golang.org/x/text/encoding/internal/identifier/gen.go
new file mode 100644
index 0000000..0c8eba7
--- /dev/null
+++ b/vendor/golang.org/x/text/encoding/internal/identifier/gen.go
@@ -0,0 +1,137 @@
+// 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 (
+ "bytes"
+ "encoding/xml"
+ "fmt"
+ "io"
+ "log"
+ "strings"
+
+ "golang.org/x/text/internal/gen"
+)
+
+type registry struct {
+ XMLName xml.Name `xml:"registry"`
+ Updated string `xml:"updated"`
+ Registry []struct {
+ ID string `xml:"id,attr"`
+ Record []struct {
+ Name string `xml:"name"`
+ Xref []struct {
+ Type string `xml:"type,attr"`
+ Data string `xml:"data,attr"`
+ } `xml:"xref"`
+ Desc struct {
+ Data string `xml:",innerxml"`
+ // Any []struct {
+ // Data string `xml:",chardata"`
+ // } `xml:",any"`
+ // Data string `xml:",chardata"`
+ } `xml:"description,"`
+ MIB string `xml:"value"`
+ Alias []string `xml:"alias"`
+ MIME string `xml:"preferred_alias"`
+ } `xml:"record"`
+ } `xml:"registry"`
+}
+
+func main() {
+ r := gen.OpenIANAFile("assignments/character-sets/character-sets.xml")
+ reg := &registry{}
+ if err := xml.NewDecoder(r).Decode(&reg); err != nil && err != io.EOF {
+ log.Fatalf("Error decoding charset registry: %v", err)
+ }
+ if len(reg.Registry) == 0 || reg.Registry[0].ID != "character-sets-1" {
+ log.Fatalf("Unexpected ID %s", reg.Registry[0].ID)
+ }
+
+ w := &bytes.Buffer{}
+ fmt.Fprintf(w, "const (\n")
+ for _, rec := range reg.Registry[0].Record {
+ constName := ""
+ for _, a := range rec.Alias {
+ if strings.HasPrefix(a, "cs") && strings.IndexByte(a, '-') == -1 {
+ // Some of the constant definitions have comments in them. Strip those.
+ constName = strings.Title(strings.SplitN(a[2:], "\n", 2)[0])
+ }
+ }
+ if constName == "" {
+ switch rec.MIB {
+ case "2085":
+ constName = "HZGB2312" // Not listed as alias for some reason.
+ default:
+ log.Fatalf("No cs alias defined for %s.", rec.MIB)
+ }
+ }
+ if rec.MIME != "" {
+ rec.MIME = fmt.Sprintf(" (MIME: %s)", rec.MIME)
+ }
+ fmt.Fprintf(w, "// %s is the MIB identifier with IANA name %s%s.\n//\n", constName, rec.Name, rec.MIME)
+ if len(rec.Desc.Data) > 0 {
+ fmt.Fprint(w, "// ")
+ d := xml.NewDecoder(strings.NewReader(rec.Desc.Data))
+ inElem := true
+ attr := ""
+ for {
+ t, err := d.Token()
+ if err != nil {
+ if err != io.EOF {
+ log.Fatal(err)
+ }
+ break
+ }
+ switch x := t.(type) {
+ case xml.CharData:
+ attr = "" // Don't need attribute info.
+ a := bytes.Split([]byte(x), []byte("\n"))
+ for i, b := range a {
+ if b = bytes.TrimSpace(b); len(b) != 0 {
+ if !inElem && i > 0 {
+ fmt.Fprint(w, "\n// ")
+ }
+ inElem = false
+ fmt.Fprintf(w, "%s ", string(b))
+ }
+ }
+ case xml.StartElement:
+ if x.Name.Local == "xref" {
+ inElem = true
+ use := false
+ for _, a := range x.Attr {
+ if a.Name.Local == "type" {
+ use = use || a.Value != "person"
+ }
+ if a.Name.Local == "data" && use {
+ attr = a.Value + " "
+ }
+ }
+ }
+ case xml.EndElement:
+ inElem = false
+ fmt.Fprint(w, attr)
+ }
+ }
+ fmt.Fprint(w, "\n")
+ }
+ for _, x := range rec.Xref {
+ switch x.Type {
+ case "rfc":
+ fmt.Fprintf(w, "// Reference: %s\n", strings.ToUpper(x.Data))
+ case "uri":
+ fmt.Fprintf(w, "// Reference: %s\n", x.Data)
+ }
+ }
+ fmt.Fprintf(w, "%s MIB = %s\n", constName, rec.MIB)
+ fmt.Fprintln(w)
+ }
+ fmt.Fprintln(w, ")")
+
+ gen.WriteGoFile("mib.go", "identifier", w.Bytes())
+}