goldmark v1.1.19 -> v1.1.23 (#10519)

vendor update

vendor/github.com/yuin/goldmark/extension/ast/tasklist.go

@@ -11,7 +11,7 @@ type TaskCheckBox struct {
 	IsChecked bool
 }
 
-// Dump impelemtns Node.Dump.
+// Dump implements Node.Dump.
 func (n *TaskCheckBox) Dump(source []byte, level int) {
 	m := map[string]string{
 		"Checked": fmt.Sprintf("%v", n.IsChecked),

vendor/github.com/yuin/goldmark/extension/linkify.go

@@ -2,27 +2,153 @@ package extension
 
 import (
 	"bytes"
+	"regexp"
+
 	"github.com/yuin/goldmark"
 	"github.com/yuin/goldmark/ast"
 	"github.com/yuin/goldmark/parser"
 	"github.com/yuin/goldmark/text"
 	"github.com/yuin/goldmark/util"
-	"regexp"
 )
 
-var wwwURLRegxp = regexp.MustCompile(`^www\.[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}((?:/|[#?])[-a-zA-Z0-9@:%_\+.~#!?&//=\(\);,'">\^{}\[\]` + "`" + `]*)?`)
+var wwwURLRegxp = regexp.MustCompile(`^www\.[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]+(?:(?:/|[#?])[-a-zA-Z0-9@:%_\+.~#!?&//=\(\);,'">\^{}\[\]` + "`" + `]*)?`)
 
-var urlRegexp = regexp.MustCompile(`^(?:http|https|ftp):\/\/(?:www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}((?:/|[#?])[-a-zA-Z0-9@:%_+.~#$!?&//=\(\);,'">\^{}\[\]` + "`" + `]*)?`)
+var urlRegexp = regexp.MustCompile(`^(?:http|https|ftp):\/\/(?:www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]+(?:(?:/|[#?])[-a-zA-Z0-9@:%_+.~#$!?&//=\(\);,'">\^{}\[\]` + "`" + `]*)?`)
 
-type linkifyParser struct {
+// An LinkifyConfig struct is a data structure that holds configuration of the
+// Linkify extension.
+type LinkifyConfig struct {
+	AllowedProtocols [][]byte
+	URLRegexp        *regexp.Regexp
+	WWWRegexp        *regexp.Regexp
+	EmailRegexp      *regexp.Regexp
 }
 
-var defaultLinkifyParser = &linkifyParser{}
+const optLinkifyAllowedProtocols parser.OptionName = "LinkifyAllowedProtocols"
+const optLinkifyURLRegexp parser.OptionName = "LinkifyURLRegexp"
+const optLinkifyWWWRegexp parser.OptionName = "LinkifyWWWRegexp"
+const optLinkifyEmailRegexp parser.OptionName = "LinkifyEmailRegexp"
+
+// SetOption implements SetOptioner.
+func (c *LinkifyConfig) SetOption(name parser.OptionName, value interface{}) {
+	switch name {
+	case optLinkifyAllowedProtocols:
+		c.AllowedProtocols = value.([][]byte)
+	case optLinkifyURLRegexp:
+		c.URLRegexp = value.(*regexp.Regexp)
+	case optLinkifyWWWRegexp:
+		c.WWWRegexp = value.(*regexp.Regexp)
+	case optLinkifyEmailRegexp:
+		c.EmailRegexp = value.(*regexp.Regexp)
+	}
+}
+
+// A LinkifyOption interface sets options for the LinkifyOption.
+type LinkifyOption interface {
+	parser.Option
+	SetLinkifyOption(*LinkifyConfig)
+}
+
+type withLinkifyAllowedProtocols struct {
+	value [][]byte
+}
+
+func (o *withLinkifyAllowedProtocols) SetParserOption(c *parser.Config) {
+	c.Options[optLinkifyAllowedProtocols] = o.value
+}
+
+func (o *withLinkifyAllowedProtocols) SetLinkifyOption(p *LinkifyConfig) {
+	p.AllowedProtocols = o.value
+}
+
+// WithLinkifyAllowedProtocols is a functional option that specify allowed
+// protocols in autolinks. Each protocol must end with ':' like
+// 'http:' .
+func WithLinkifyAllowedProtocols(value [][]byte) LinkifyOption {
+	return &withLinkifyAllowedProtocols{
+		value: value,
+	}
+}
+
+type withLinkifyURLRegexp struct {
+	value *regexp.Regexp
+}
+
+func (o *withLinkifyURLRegexp) SetParserOption(c *parser.Config) {
+	c.Options[optLinkifyURLRegexp] = o.value
+}
+
+func (o *withLinkifyURLRegexp) SetLinkifyOption(p *LinkifyConfig) {
+	p.URLRegexp = o.value
+}
+
+// WithLinkifyURLRegexp is a functional option that specify
+// a pattern of the URL including a protocol.
+func WithLinkifyURLRegexp(value *regexp.Regexp) LinkifyOption {
+	return &withLinkifyURLRegexp{
+		value: value,
+	}
+}
+
+// WithLinkifyWWWRegexp is a functional option that specify
+// a pattern of the URL without a protocol.
+// This pattern must start with 'www.' .
+type withLinkifyWWWRegexp struct {
+	value *regexp.Regexp
+}
+
+func (o *withLinkifyWWWRegexp) SetParserOption(c *parser.Config) {
+	c.Options[optLinkifyWWWRegexp] = o.value
+}
+
+func (o *withLinkifyWWWRegexp) SetLinkifyOption(p *LinkifyConfig) {
+	p.WWWRegexp = o.value
+}
+
+func WithLinkifyWWWRegexp(value *regexp.Regexp) LinkifyOption {
+	return &withLinkifyWWWRegexp{
+		value: value,
+	}
+}
+
+// WithLinkifyWWWRegexp is a functional otpion that specify
+// a pattern of the email address.
+type withLinkifyEmailRegexp struct {
+	value *regexp.Regexp
+}
+
+func (o *withLinkifyEmailRegexp) SetParserOption(c *parser.Config) {
+	c.Options[optLinkifyEmailRegexp] = o.value
+}
+
+func (o *withLinkifyEmailRegexp) SetLinkifyOption(p *LinkifyConfig) {
+	p.EmailRegexp = o.value
+}
+
+func WithLinkifyEmailRegexp(value *regexp.Regexp) LinkifyOption {
+	return &withLinkifyEmailRegexp{
+		value: value,
+	}
+}
+
+type linkifyParser struct {
+	LinkifyConfig
+}
 
 // NewLinkifyParser return a new InlineParser can parse
 // text that seems like a URL.
-func NewLinkifyParser() parser.InlineParser {
-	return defaultLinkifyParser
+func NewLinkifyParser(opts ...LinkifyOption) parser.InlineParser {
+	p := &linkifyParser{
+		LinkifyConfig: LinkifyConfig{
+			AllowedProtocols: nil,
+			URLRegexp:        urlRegexp,
+			WWWRegexp:        wwwURLRegxp,
+		},
+	}
+	for _, o := range opts {
+		o.SetLinkifyOption(&p.LinkifyConfig)
+	}
+	return p
 }
 
 func (s *linkifyParser) Trigger() []byte {
@@ -53,14 +179,26 @@ func (s *linkifyParser) Parse(parent ast.Node, block text.Reader, pc parser.Cont
 	var m []int
 	var protocol []byte
 	var typ ast.AutoLinkType = ast.AutoLinkURL
-	if bytes.HasPrefix(line, protoHTTP) || bytes.HasPrefix(line, protoHTTPS) || bytes.HasPrefix(line, protoFTP) {
-		m = urlRegexp.FindSubmatchIndex(line)
+	if s.LinkifyConfig.AllowedProtocols == nil {
+		if bytes.HasPrefix(line, protoHTTP) || bytes.HasPrefix(line, protoHTTPS) || bytes.HasPrefix(line, protoFTP) {
+			m = s.LinkifyConfig.URLRegexp.FindSubmatchIndex(line)
+		}
+	} else {
+		for _, prefix := range s.LinkifyConfig.AllowedProtocols {
+			if bytes.HasPrefix(line, prefix) {
+				m = s.LinkifyConfig.URLRegexp.FindSubmatchIndex(line)
+				break
+			}
+		}
 	}
 	if m == nil && bytes.HasPrefix(line, domainWWW) {
-		m = wwwURLRegxp.FindSubmatchIndex(line)
+		m = s.LinkifyConfig.WWWRegexp.FindSubmatchIndex(line)
 		protocol = []byte("http")
 	}
-	if m != nil {
+	if m != nil && m[0] != 0 {
+		m = nil
+	}
+	if m != nil && m[0] == 0 {
 		lastChar := line[m[1]-1]
 		if lastChar == '.' {
 			m[1]--
@@ -96,7 +234,15 @@ func (s *linkifyParser) Parse(parent ast.Node, block text.Reader, pc parser.Cont
 			return nil
 		}
 		typ = ast.AutoLinkEmail
-		stop := util.FindEmailIndex(line)
+		stop := -1
+		if s.LinkifyConfig.EmailRegexp == nil {
+			stop = util.FindEmailIndex(line)
+		} else {
+			m := s.LinkifyConfig.EmailRegexp.FindSubmatchIndex(line)
+			if m != nil && m[0] == 0 {
+				stop = m[1]
+			}
+		}
 		if stop < 0 {
 			return nil
 		}
@@ -136,15 +282,22 @@ func (s *linkifyParser) CloseBlock(parent ast.Node, pc parser.Context) {
 }
 
 type linkify struct {
+	options []LinkifyOption
 }
 
 // Linkify is an extension that allow you to parse text that seems like a URL.
 var Linkify = &linkify{}
 
+func NewLinkify(opts ...LinkifyOption) goldmark.Extender {
+	return &linkify{
+		options: opts,
+	}
+}
+
 func (e *linkify) Extend(m goldmark.Markdown) {
 	m.Parser().AddOptions(
 		parser.WithInlineParsers(
-			util.Prioritized(NewLinkifyParser(), 999),
+			util.Prioritized(NewLinkifyParser(e.options...), 999),
 		),
 	)
 }

vendor/github.com/yuin/goldmark/extension/table.go

@@ -27,7 +27,7 @@ type tableParagraphTransformer struct {
 var defaultTableParagraphTransformer = &tableParagraphTransformer{}
 
 // NewTableParagraphTransformer returns  a new ParagraphTransformer
-// that can transform pargraphs into tables.
+// that can transform paragraphs into tables.
 func NewTableParagraphTransformer() parser.ParagraphTransformer {
 	return defaultTableParagraphTransformer
 }

vendor/github.com/yuin/goldmark/extension/typographer.go

@@ -1,6 +1,8 @@
 package extension
 
 import (
+	"unicode"
+
 	"github.com/yuin/goldmark"
 	gast "github.com/yuin/goldmark/ast"
 	"github.com/yuin/goldmark/parser"
@@ -31,6 +33,8 @@ const (
 	LeftAngleQuote
 	// RightAngleQuote is >>
 	RightAngleQuote
+	// Apostrophe is '
+	Apostrophe
 
 	typographicPunctuationMax
 )
@@ -52,6 +56,7 @@ func newDefaultSubstitutions() [][]byte {
 	replacements[Ellipsis] = []byte("…")
 	replacements[LeftAngleQuote] = []byte("«")
 	replacements[RightAngleQuote] = []byte("»")
+	replacements[Apostrophe] = []byte("’")
 
 	return replacements
 }
@@ -189,6 +194,26 @@ func (s *typographerParser) Parse(parent gast.Node, block text.Reader, pc parser
 			return nil
 		}
 		if c == '\'' {
+			if s.Substitutions[Apostrophe] != nil {
+				// Handle decade abbrevations such as '90s
+				if d.CanOpen && !d.CanClose && len(line) > 3 && util.IsNumeric(line[1]) && util.IsNumeric(line[2]) && line[3] == 's' {
+					after := util.ToRune(line, 4)
+					if len(line) == 3 || unicode.IsSpace(after) || unicode.IsPunct(after) {
+						node := gast.NewString(s.Substitutions[Apostrophe])
+						node.SetCode(true)
+						block.Advance(1)
+						return node
+					}
+				}
+				// Convert normal apostrophes. This is probably more flexible than necessary but
+				// converts any apostrophe in between two alphanumerics.
+				if len(line) > 1 && (unicode.IsDigit(before) || unicode.IsLetter(before)) && (util.IsAlphaNumeric(line[1])) {
+					node := gast.NewString(s.Substitutions[Apostrophe])
+					node.SetCode(true)
+					block.Advance(1)
+					return node
+				}
+			}
 			if s.Substitutions[LeftSingleQuote] != nil && d.CanOpen && !d.CanClose {
 				node := gast.NewString(s.Substitutions[LeftSingleQuote])
 				node.SetCode(true)
@@ -228,10 +253,10 @@ type typographer struct {
 	options []TypographerOption
 }
 
-// Typographer is an extension that repalace punctuations with typographic entities.
+// Typographer is an extension that replaces punctuations with typographic entities.
 var Typographer = &typographer{}
 
-// NewTypographer returns a new Entender that repalace punctuations with typographic entities.
+// NewTypographer returns a new Extender that replaces punctuations with typographic entities.
 func NewTypographer(opts ...TypographerOption) goldmark.Extender {
 	return &typographer{
 		options: opts,