Update Blackfriday dependency (closes #522) (#532)

- Fixup Telegram bridge implementation to support updated dependency.

1 files changed, 0 insertions, 332 deletions

diff --git a/vendor/github.com/russross/blackfriday/latex.go b/vendor/github.com/russross/blackfriday/latex.go
deleted file mode 100644
index 70705aa9..00000000
--- a/vendor/github.com/russross/blackfriday/latex.go
+++ /dev/null
@@ -1,332 +0,0 @@
-//
-// Blackfriday Markdown Processor
-// Available at http://github.com/russross/blackfriday
-//
-// Copyright © 2011 Russ Ross <russ@russross.com>.
-// Distributed under the Simplified BSD License.
-// See README.md for details.
-//
-
-//
-//
-// LaTeX rendering backend
-//
-//
-
-package blackfriday
-
-import (
-	"bytes"
-)
-
-// Latex is a type that implements the Renderer interface for LaTeX output.
-//
-// Do not create this directly, instead use the LatexRenderer function.
-type Latex struct {
-}
-
-// LatexRenderer creates and configures a Latex object, which
-// satisfies the Renderer interface.
-//
-// flags is a set of LATEX_* options ORed together (currently no such options
-// are defined).
-func LatexRenderer(flags int) Renderer {
-	return &Latex{}
-}
-
-func (options *Latex) GetFlags() int {
-	return 0
-}
-
-// render code chunks using verbatim, or listings if we have a language
-func (options *Latex) BlockCode(out *bytes.Buffer, text []byte, lang string) {
-	if lang == "" {
-		out.WriteString("\n\\begin{verbatim}\n")
-	} else {
-		out.WriteString("\n\\begin{lstlisting}[language=")
-		out.WriteString(lang)
-		out.WriteString("]\n")
-	}
-	out.Write(text)
-	if lang == "" {
-		out.WriteString("\n\\end{verbatim}\n")
-	} else {
-		out.WriteString("\n\\end{lstlisting}\n")
-	}
-}
-
-func (options *Latex) TitleBlock(out *bytes.Buffer, text []byte) {
-
-}
-
-func (options *Latex) BlockQuote(out *bytes.Buffer, text []byte) {
-	out.WriteString("\n\\begin{quotation}\n")
-	out.Write(text)
-	out.WriteString("\n\\end{quotation}\n")
-}
-
-func (options *Latex) BlockHtml(out *bytes.Buffer, text []byte) {
-	// a pretty lame thing to do...
-	out.WriteString("\n\\begin{verbatim}\n")
-	out.Write(text)
-	out.WriteString("\n\\end{verbatim}\n")
-}
-
-func (options *Latex) Header(out *bytes.Buffer, text func() bool, level int, id string) {
-	marker := out.Len()
-
-	switch level {
-	case 1:
-		out.WriteString("\n\\section{")
-	case 2:
-		out.WriteString("\n\\subsection{")
-	case 3:
-		out.WriteString("\n\\subsubsection{")
-	case 4:
-		out.WriteString("\n\\paragraph{")
-	case 5:
-		out.WriteString("\n\\subparagraph{")
-	case 6:
-		out.WriteString("\n\\textbf{")
-	}
-	if !text() {
-		out.Truncate(marker)
-		return
-	}
-	out.WriteString("}\n")
-}
-
-func (options *Latex) HRule(out *bytes.Buffer) {
-	out.WriteString("\n\\HRule\n")
-}
-
-func (options *Latex) List(out *bytes.Buffer, text func() bool, flags int) {
-	marker := out.Len()
-	if flags&LIST_TYPE_ORDERED != 0 {
-		out.WriteString("\n\\begin{enumerate}\n")
-	} else {
-		out.WriteString("\n\\begin{itemize}\n")
-	}
-	if !text() {
-		out.Truncate(marker)
-		return
-	}
-	if flags&LIST_TYPE_ORDERED != 0 {
-		out.WriteString("\n\\end{enumerate}\n")
-	} else {
-		out.WriteString("\n\\end{itemize}\n")
-	}
-}
-
-func (options *Latex) ListItem(out *bytes.Buffer, text []byte, flags int) {
-	out.WriteString("\n\\item ")
-	out.Write(text)
-}
-
-func (options *Latex) Paragraph(out *bytes.Buffer, text func() bool) {
-	marker := out.Len()
-	out.WriteString("\n")
-	if !text() {
-		out.Truncate(marker)
-		return
-	}
-	out.WriteString("\n")
-}
-
-func (options *Latex) Table(out *bytes.Buffer, header []byte, body []byte, columnData []int) {
-	out.WriteString("\n\\begin{tabular}{")
-	for _, elt := range columnData {
-		switch elt {
-		case TABLE_ALIGNMENT_LEFT:
-			out.WriteByte('l')
-		case TABLE_ALIGNMENT_RIGHT:
-			out.WriteByte('r')
-		default:
-			out.WriteByte('c')
-		}
-	}
-	out.WriteString("}\n")
-	out.Write(header)
-	out.WriteString(" \\\\\n\\hline\n")
-	out.Write(body)
-	out.WriteString("\n\\end{tabular}\n")
-}
-
-func (options *Latex) TableRow(out *bytes.Buffer, text []byte) {
-	if out.Len() > 0 {
-		out.WriteString(" \\\\\n")
-	}
-	out.Write(text)
-}
-
-func (options *Latex) TableHeaderCell(out *bytes.Buffer, text []byte, align int) {
-	if out.Len() > 0 {
-		out.WriteString(" & ")
-	}
-	out.Write(text)
-}
-
-func (options *Latex) TableCell(out *bytes.Buffer, text []byte, align int) {
-	if out.Len() > 0 {
-		out.WriteString(" & ")
-	}
-	out.Write(text)
-}
-
-// TODO: this
-func (options *Latex) Footnotes(out *bytes.Buffer, text func() bool) {
-
-}
-
-func (options *Latex) FootnoteItem(out *bytes.Buffer, name, text []byte, flags int) {
-
-}
-
-func (options *Latex) AutoLink(out *bytes.Buffer, link []byte, kind int) {
-	out.WriteString("\\href{")
-	if kind == LINK_TYPE_EMAIL {
-		out.WriteString("mailto:")
-	}
-	out.Write(link)
-	out.WriteString("}{")
-	out.Write(link)
-	out.WriteString("}")
-}
-
-func (options *Latex) CodeSpan(out *bytes.Buffer, text []byte) {
-	out.WriteString("\\texttt{")
-	escapeSpecialChars(out, text)
-	out.WriteString("}")
-}
-
-func (options *Latex) DoubleEmphasis(out *bytes.Buffer, text []byte) {
-	out.WriteString("\\textbf{")
-	out.Write(text)
-	out.WriteString("}")
-}
-
-func (options *Latex) Emphasis(out *bytes.Buffer, text []byte) {
-	out.WriteString("\\textit{")
-	out.Write(text)
-	out.WriteString("}")
-}
-
-func (options *Latex) Image(out *bytes.Buffer, link []byte, title []byte, alt []byte) {
-	if bytes.HasPrefix(link, []byte("http://")) || bytes.HasPrefix(link, []byte("https://")) {
-		// treat it like a link
-		out.WriteString("\\href{")
-		out.Write(link)
-		out.WriteString("}{")
-		out.Write(alt)
-		out.WriteString("}")
-	} else {
-		out.WriteString("\\includegraphics{")
-		out.Write(link)
-		out.WriteString("}")
-	}
-}
-
-func (options *Latex) LineBreak(out *bytes.Buffer) {
-	out.WriteString(" \\\\\n")
-}
-
-func (options *Latex) Link(out *bytes.Buffer, link []byte, title []byte, content []byte) {
-	out.WriteString("\\href{")
-	out.Write(link)
-	out.WriteString("}{")
-	out.Write(content)
-	out.WriteString("}")
-}
-
-func (options *Latex) RawHtmlTag(out *bytes.Buffer, tag []byte) {
-}
-
-func (options *Latex) TripleEmphasis(out *bytes.Buffer, text []byte) {
-	out.WriteString("\\textbf{\\textit{")
-	out.Write(text)
-	out.WriteString("}}")
-}
-
-func (options *Latex) StrikeThrough(out *bytes.Buffer, text []byte) {
-	out.WriteString("\\sout{")
-	out.Write(text)
-	out.WriteString("}")
-}
-
-// TODO: this
-func (options *Latex) FootnoteRef(out *bytes.Buffer, ref []byte, id int) {
-
-}
-
-func needsBackslash(c byte) bool {
-	for _, r := range []byte("_{}%$&\\~#") {
-		if c == r {
-			return true
-		}
-	}
-	return false
-}
-
-func escapeSpecialChars(out *bytes.Buffer, text []byte) {
-	for i := 0; i < len(text); i++ {
-		// directly copy normal characters
-		org := i
-
-		for i < len(text) && !needsBackslash(text[i]) {
-			i++
-		}
-		if i > org {
-			out.Write(text[org:i])
-		}
-
-		// escape a character
-		if i >= len(text) {
-			break
-		}
-		out.WriteByte('\\')
-		out.WriteByte(text[i])
-	}
-}
-
-func (options *Latex) Entity(out *bytes.Buffer, entity []byte) {
-	// TODO: convert this into a unicode character or something
-	out.Write(entity)
-}
-
-func (options *Latex) NormalText(out *bytes.Buffer, text []byte) {
-	escapeSpecialChars(out, text)
-}
-
-// header and footer
-func (options *Latex) DocumentHeader(out *bytes.Buffer) {
-	out.WriteString("\\documentclass{article}\n")
-	out.WriteString("\n")
-	out.WriteString("\\usepackage{graphicx}\n")
-	out.WriteString("\\usepackage{listings}\n")
-	out.WriteString("\\usepackage[margin=1in]{geometry}\n")
-	out.WriteString("\\usepackage[utf8]{inputenc}\n")
-	out.WriteString("\\usepackage{verbatim}\n")
-	out.WriteString("\\usepackage[normalem]{ulem}\n")
-	out.WriteString("\\usepackage{hyperref}\n")
-	out.WriteString("\n")
-	out.WriteString("\\hypersetup{colorlinks,%\n")
-	out.WriteString("  citecolor=black,%\n")
-	out.WriteString("  filecolor=black,%\n")
-	out.WriteString("  linkcolor=black,%\n")
-	out.WriteString("  urlcolor=black,%\n")
-	out.WriteString("  pdfstartview=FitH,%\n")
-	out.WriteString("  breaklinks=true,%\n")
-	out.WriteString("  pdfauthor={Blackfriday Markdown Processor v")
-	out.WriteString(VERSION)
-	out.WriteString("}}\n")
-	out.WriteString("\n")
-	out.WriteString("\\newcommand{\\HRule}{\\rule{\\linewidth}{0.5mm}}\n")
-	out.WriteString("\\addtolength{\\parskip}{0.5\\baselineskip}\n")
-	out.WriteString("\\parindent=0pt\n")
-	out.WriteString("\n")
-	out.WriteString("\\begin{document}\n")
-}
-
-func (options *Latex) DocumentFooter(out *bytes.Buffer) {
-	out.WriteString("\n\\end{document}\n")
-}