--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/golang.org/x/net/html/foreign.go Sat Sep 29 18:09:54 2018 +0200
@@ -0,0 +1,226 @@
+// Copyright 2011 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.
+
+package html
+
+import (
+ "strings"
+)
+
+func adjustAttributeNames(aa []Attribute, nameMap map[string]string) {
+ for i := range aa {
+ if newName, ok := nameMap[aa[i].Key]; ok {
+ aa[i].Key = newName
+ }
+ }
+}
+
+func adjustForeignAttributes(aa []Attribute) {
+ for i, a := range aa {
+ if a.Key == "" || a.Key[0] != 'x' {
+ continue
+ }
+ switch a.Key {
+ case "xlink:actuate", "xlink:arcrole", "xlink:href", "xlink:role", "xlink:show",
+ "xlink:title", "xlink:type", "xml:base", "xml:lang", "xml:space", "xmlns:xlink":
+ j := strings.Index(a.Key, ":")
+ aa[i].Namespace = a.Key[:j]
+ aa[i].Key = a.Key[j+1:]
+ }
+ }
+}
+
+func htmlIntegrationPoint(n *Node) bool {
+ if n.Type != ElementNode {
+ return false
+ }
+ switch n.Namespace {
+ case "math":
+ if n.Data == "annotation-xml" {
+ for _, a := range n.Attr {
+ if a.Key == "encoding" {
+ val := strings.ToLower(a.Val)
+ if val == "text/html" || val == "application/xhtml+xml" {
+ return true
+ }
+ }
+ }
+ }
+ case "svg":
+ switch n.Data {
+ case "desc", "foreignObject", "title":
+ return true
+ }
+ }
+ return false
+}
+
+func mathMLTextIntegrationPoint(n *Node) bool {
+ if n.Namespace != "math" {
+ return false
+ }
+ switch n.Data {
+ case "mi", "mo", "mn", "ms", "mtext":
+ return true
+ }
+ return false
+}
+
+// Section 12.2.6.5.
+var breakout = map[string]bool{
+ "b": true,
+ "big": true,
+ "blockquote": true,
+ "body": true,
+ "br": true,
+ "center": true,
+ "code": true,
+ "dd": true,
+ "div": true,
+ "dl": true,
+ "dt": true,
+ "em": true,
+ "embed": true,
+ "h1": true,
+ "h2": true,
+ "h3": true,
+ "h4": true,
+ "h5": true,
+ "h6": true,
+ "head": true,
+ "hr": true,
+ "i": true,
+ "img": true,
+ "li": true,
+ "listing": true,
+ "menu": true,
+ "meta": true,
+ "nobr": true,
+ "ol": true,
+ "p": true,
+ "pre": true,
+ "ruby": true,
+ "s": true,
+ "small": true,
+ "span": true,
+ "strong": true,
+ "strike": true,
+ "sub": true,
+ "sup": true,
+ "table": true,
+ "tt": true,
+ "u": true,
+ "ul": true,
+ "var": true,
+}
+
+// Section 12.2.6.5.
+var svgTagNameAdjustments = map[string]string{
+ "altglyph": "altGlyph",
+ "altglyphdef": "altGlyphDef",
+ "altglyphitem": "altGlyphItem",
+ "animatecolor": "animateColor",
+ "animatemotion": "animateMotion",
+ "animatetransform": "animateTransform",
+ "clippath": "clipPath",
+ "feblend": "feBlend",
+ "fecolormatrix": "feColorMatrix",
+ "fecomponenttransfer": "feComponentTransfer",
+ "fecomposite": "feComposite",
+ "feconvolvematrix": "feConvolveMatrix",
+ "fediffuselighting": "feDiffuseLighting",
+ "fedisplacementmap": "feDisplacementMap",
+ "fedistantlight": "feDistantLight",
+ "feflood": "feFlood",
+ "fefunca": "feFuncA",
+ "fefuncb": "feFuncB",
+ "fefuncg": "feFuncG",
+ "fefuncr": "feFuncR",
+ "fegaussianblur": "feGaussianBlur",
+ "feimage": "feImage",
+ "femerge": "feMerge",
+ "femergenode": "feMergeNode",
+ "femorphology": "feMorphology",
+ "feoffset": "feOffset",
+ "fepointlight": "fePointLight",
+ "fespecularlighting": "feSpecularLighting",
+ "fespotlight": "feSpotLight",
+ "fetile": "feTile",
+ "feturbulence": "feTurbulence",
+ "foreignobject": "foreignObject",
+ "glyphref": "glyphRef",
+ "lineargradient": "linearGradient",
+ "radialgradient": "radialGradient",
+ "textpath": "textPath",
+}
+
+// Section 12.2.6.1
+var mathMLAttributeAdjustments = map[string]string{
+ "definitionurl": "definitionURL",
+}
+
+var svgAttributeAdjustments = map[string]string{
+ "attributename": "attributeName",
+ "attributetype": "attributeType",
+ "basefrequency": "baseFrequency",
+ "baseprofile": "baseProfile",
+ "calcmode": "calcMode",
+ "clippathunits": "clipPathUnits",
+ "contentscripttype": "contentScriptType",
+ "contentstyletype": "contentStyleType",
+ "diffuseconstant": "diffuseConstant",
+ "edgemode": "edgeMode",
+ "externalresourcesrequired": "externalResourcesRequired",
+ "filterres": "filterRes",
+ "filterunits": "filterUnits",
+ "glyphref": "glyphRef",
+ "gradienttransform": "gradientTransform",
+ "gradientunits": "gradientUnits",
+ "kernelmatrix": "kernelMatrix",
+ "kernelunitlength": "kernelUnitLength",
+ "keypoints": "keyPoints",
+ "keysplines": "keySplines",
+ "keytimes": "keyTimes",
+ "lengthadjust": "lengthAdjust",
+ "limitingconeangle": "limitingConeAngle",
+ "markerheight": "markerHeight",
+ "markerunits": "markerUnits",
+ "markerwidth": "markerWidth",
+ "maskcontentunits": "maskContentUnits",
+ "maskunits": "maskUnits",
+ "numoctaves": "numOctaves",
+ "pathlength": "pathLength",
+ "patterncontentunits": "patternContentUnits",
+ "patterntransform": "patternTransform",
+ "patternunits": "patternUnits",
+ "pointsatx": "pointsAtX",
+ "pointsaty": "pointsAtY",
+ "pointsatz": "pointsAtZ",
+ "preservealpha": "preserveAlpha",
+ "preserveaspectratio": "preserveAspectRatio",
+ "primitiveunits": "primitiveUnits",
+ "refx": "refX",
+ "refy": "refY",
+ "repeatcount": "repeatCount",
+ "repeatdur": "repeatDur",
+ "requiredextensions": "requiredExtensions",
+ "requiredfeatures": "requiredFeatures",
+ "specularconstant": "specularConstant",
+ "specularexponent": "specularExponent",
+ "spreadmethod": "spreadMethod",
+ "startoffset": "startOffset",
+ "stddeviation": "stdDeviation",
+ "stitchtiles": "stitchTiles",
+ "surfacescale": "surfaceScale",
+ "systemlanguage": "systemLanguage",
+ "tablevalues": "tableValues",
+ "targetx": "targetX",
+ "targety": "targetY",
+ "textlength": "textLength",
+ "viewbox": "viewBox",
+ "viewtarget": "viewTarget",
+ "xchannelselector": "xChannelSelector",
+ "ychannelselector": "yChannelSelector",
+ "zoomandpan": "zoomAndPan",
+}