Updating server dependancies. (#7538)

1 files changed, 98 insertions, 37 deletions

diff --git a/vendor/golang.org/x/net/html/atom/gen.go b/vendor/golang.org/x/net/html/atom/gen.go
index 6bfa86601..cc5dc5dbc 100644
--- a/vendor/golang.org/x/net/html/atom/gen.go
+++ b/vendor/golang.org/x/net/html/atom/gen.go
@@ -4,17 +4,17 @@
 
 // +build ignore
 
-package main
+//go:generate go run gen.go
+//go:generate go run gen.go -test
 
-// This program generates table.go and table_test.go.
-// Invoke as
-//
-//	go run gen.go |gofmt >table.go
-//	go run gen.go -test |gofmt >table_test.go
+package main
 
 import (
+	"bytes"
 	"flag"
 	"fmt"
+	"go/format"
+	"io/ioutil"
 	"math/rand"
 	"os"
 	"sort"
@@ -42,6 +42,18 @@ func identifier(s string) string {
 
 var test = flag.Bool("test", false, "generate table_test.go")
 
+func genFile(name string, buf *bytes.Buffer) {
+	b, err := format.Source(buf.Bytes())
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+	if err := ioutil.WriteFile(name, b, 0644); err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+}
+
 func main() {
 	flag.Parse()
 
@@ -52,32 +64,31 @@ func main() {
 	all = append(all, extra...)
 	sort.Strings(all)
 
-	if *test {
-		fmt.Printf("// generated by go run gen.go -test; DO NOT EDIT\n\n")
-		fmt.Printf("package atom\n\n")
-		fmt.Printf("var testAtomList = []string{\n")
-		for _, s := range all {
-			fmt.Printf("\t%q,\n", s)
-		}
-		fmt.Printf("}\n")
-		return
-	}
-
 	// uniq - lists have dups
-	// compute max len too
-	maxLen := 0
 	w := 0
 	for _, s := range all {
 		if w == 0 || all[w-1] != s {
-			if maxLen < len(s) {
-				maxLen = len(s)
-			}
 			all[w] = s
 			w++
 		}
 	}
 	all = all[:w]
 
+	if *test {
+		var buf bytes.Buffer
+		fmt.Fprintln(&buf, "// Code generated by go generate gen.go; DO NOT EDIT.\n")
+		fmt.Fprintln(&buf, "//go:generate go run gen.go -test\n")
+		fmt.Fprintln(&buf, "package atom\n")
+		fmt.Fprintln(&buf, "var testAtomList = []string{")
+		for _, s := range all {
+			fmt.Fprintf(&buf, "\t%q,\n", s)
+		}
+		fmt.Fprintln(&buf, "}")
+
+		genFile("table_test.go", &buf)
+		return
+	}
+
 	// Find hash that minimizes table size.
 	var best *table
 	for i := 0; i < 1000000; i++ {
@@ -163,36 +174,46 @@ func main() {
 		atom[s] = uint32(off<<8 | len(s))
 	}
 
+	var buf bytes.Buffer
 	// Generate the Go code.
-	fmt.Printf("// generated by go run gen.go; DO NOT EDIT\n\n")
-	fmt.Printf("package atom\n\nconst (\n")
+	fmt.Fprintln(&buf, "// Code generated by go generate gen.go; DO NOT EDIT.\n")
+	fmt.Fprintln(&buf, "//go:generate go run gen.go\n")
+	fmt.Fprintln(&buf, "package atom\n\nconst (")
+
+	// compute max len
+	maxLen := 0
 	for _, s := range all {
-		fmt.Printf("\t%s Atom = %#x\n", identifier(s), atom[s])
+		if maxLen < len(s) {
+			maxLen = len(s)
+		}
+		fmt.Fprintf(&buf, "\t%s Atom = %#x\n", identifier(s), atom[s])
 	}
-	fmt.Printf(")\n\n")
+	fmt.Fprintln(&buf, ")\n")
 
-	fmt.Printf("const hash0 = %#x\n\n", best.h0)
-	fmt.Printf("const maxAtomLen = %d\n\n", maxLen)
+	fmt.Fprintf(&buf, "const hash0 = %#x\n\n", best.h0)
+	fmt.Fprintf(&buf, "const maxAtomLen = %d\n\n", maxLen)
 
-	fmt.Printf("var table = [1<<%d]Atom{\n", best.k)
+	fmt.Fprintf(&buf, "var table = [1<<%d]Atom{\n", best.k)
 	for i, s := range best.tab {
 		if s == "" {
 			continue
 		}
-		fmt.Printf("\t%#x: %#x, // %s\n", i, atom[s], s)
+		fmt.Fprintf(&buf, "\t%#x: %#x, // %s\n", i, atom[s], s)
 	}
-	fmt.Printf("}\n")
+	fmt.Fprintf(&buf, "}\n")
 	datasize := (1 << best.k) * 4
 
-	fmt.Printf("const atomText =\n")
+	fmt.Fprintln(&buf, "const atomText =")
 	textsize := len(text)
 	for len(text) > 60 {
-		fmt.Printf("\t%q +\n", text[:60])
+		fmt.Fprintf(&buf, "\t%q +\n", text[:60])
 		text = text[60:]
 	}
-	fmt.Printf("\t%q\n\n", text)
+	fmt.Fprintf(&buf, "\t%q\n\n", text)
+
+	genFile("table.go", &buf)
 
-	fmt.Fprintf(os.Stderr, "%d atoms; %d string bytes + %d tables = %d total data\n", len(all), textsize, datasize, textsize+datasize)
+	fmt.Fprintf(os.Stdout, "%d atoms; %d string bytes + %d tables = %d total data\n", len(all), textsize, datasize, textsize+datasize)
 }
 
 type byLen []string
@@ -285,8 +306,10 @@ func (t *table) push(i uint32, depth int) bool {
 
 // The lists of element names and attribute keys were taken from
 // https://html.spec.whatwg.org/multipage/indices.html#index
-// as of the "HTML Living Standard - Last Updated 21 February 2015" version.
+// as of the "HTML Living Standard - Last Updated 18 September 2017" version.
 
+// "command", "keygen" and "menuitem" have been removed from the spec,
+// but are kept here for backwards compatibility.
 var elements = []string{
 	"a",
 	"abbr",
@@ -349,6 +372,7 @@ var elements = []string{
 	"legend",
 	"li",
 	"link",
+	"main",
 	"map",
 	"mark",
 	"menu",
@@ -364,6 +388,7 @@ var elements = []string{
 	"output",
 	"p",
 	"param",
+	"picture",
 	"pre",
 	"progress",
 	"q",
@@ -375,6 +400,7 @@ var elements = []string{
 	"script",
 	"section",
 	"select",
+	"slot",
 	"small",
 	"source",
 	"span",
@@ -403,14 +429,21 @@ var elements = []string{
 }
 
 // https://html.spec.whatwg.org/multipage/indices.html#attributes-3
-
+//
+// "challenge", "command", "contextmenu", "dropzone", "icon", "keytype", "mediagroup",
+// "radiogroup", "spellcheck", "scoped", "seamless", "sortable" and "sorted" have been removed from the spec,
+// but are kept here for backwards compatibility.
 var attributes = []string{
 	"abbr",
 	"accept",
 	"accept-charset",
 	"accesskey",
 	"action",
+	"allowfullscreen",
+	"allowpaymentrequest",
+	"allowusermedia",
 	"alt",
+	"as",
 	"async",
 	"autocomplete",
 	"autofocus",
@@ -420,6 +453,7 @@ var attributes = []string{
 	"checked",
 	"cite",
 	"class",
+	"color",
 	"cols",
 	"colspan",
 	"command",
@@ -457,6 +491,8 @@ var attributes = []string{
 	"icon",
 	"id",
 	"inputmode",
+	"integrity",
+	"is",
 	"ismap",
 	"itemid",
 	"itemprop",
@@ -481,16 +517,20 @@ var attributes = []string{
 	"multiple",
 	"muted",
 	"name",
+	"nomodule",
+	"nonce",
 	"novalidate",
 	"open",
 	"optimum",
 	"pattern",
 	"ping",
 	"placeholder",
+	"playsinline",
 	"poster",
 	"preload",
 	"radiogroup",
 	"readonly",
+	"referrerpolicy",
 	"rel",
 	"required",
 	"reversed",
@@ -507,10 +547,13 @@ var attributes = []string{
 	"sizes",
 	"sortable",
 	"sorted",
+	"slot",
 	"span",
+	"spellcheck",
 	"src",
 	"srcdoc",
 	"srclang",
+	"srcset",
 	"start",
 	"step",
 	"style",
@@ -520,16 +563,22 @@ var attributes = []string{
 	"translate",
 	"type",
 	"typemustmatch",
+	"updateviacache",
 	"usemap",
 	"value",
 	"width",
+	"workertype",
 	"wrap",
 }
 
+// "onautocomplete", "onautocompleteerror", "onmousewheel",
+// "onshow" and "onsort" have been removed from the spec,
+// but are kept here for backwards compatibility.
 var eventHandlers = []string{
 	"onabort",
 	"onautocomplete",
 	"onautocompleteerror",
+	"onauxclick",
 	"onafterprint",
 	"onbeforeprint",
 	"onbeforeunload",
@@ -541,11 +590,14 @@ var eventHandlers = []string{
 	"onclick",
 	"onclose",
 	"oncontextmenu",
+	"oncopy",
 	"oncuechange",
+	"oncut",
 	"ondblclick",
 	"ondrag",
 	"ondragend",
 	"ondragenter",
+	"ondragexit",
 	"ondragleave",
 	"ondragover",
 	"ondragstart",
@@ -565,18 +617,24 @@ var eventHandlers = []string{
 	"onload",
 	"onloadeddata",
 	"onloadedmetadata",
+	"onloadend",
 	"onloadstart",
 	"onmessage",
+	"onmessageerror",
 	"onmousedown",
+	"onmouseenter",
+	"onmouseleave",
 	"onmousemove",
 	"onmouseout",
 	"onmouseover",
 	"onmouseup",
 	"onmousewheel",
+	"onwheel",
 	"onoffline",
 	"ononline",
 	"onpagehide",
 	"onpageshow",
+	"onpaste",
 	"onpause",
 	"onplay",
 	"onplaying",
@@ -585,7 +643,9 @@ var eventHandlers = []string{
 	"onratechange",
 	"onreset",
 	"onresize",
+	"onrejectionhandled",
 	"onscroll",
+	"onsecuritypolicyviolation",
 	"onseeked",
 	"onseeking",
 	"onselect",
@@ -597,6 +657,7 @@ var eventHandlers = []string{
 	"onsuspend",
 	"ontimeupdate",
 	"ontoggle",
+	"onunhandledrejection",
 	"onunload",
 	"onvolumechange",
 	"onwaiting",