(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.toMarkdown = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
|
/*
|
* to-markdown - an HTML to Markdown converter
|
*
|
* Copyright 2011-15, Dom Christie
|
* Licenced under the MIT licence
|
*
|
*/
|
|
'use strict';
|
|
var toMarkdown;
|
var converters;
|
var mdConverters = require('./lib/md-converters');
|
var gfmConverters = require('./lib/gfm-converters');
|
var collapse = require('collapse-whitespace');
|
|
/*
|
* Set up window and document for Node.js
|
*/
|
|
var _window = (typeof window !== 'undefined' ? window : this), _document;
|
if (typeof document === 'undefined') {
|
_document = require('jsdom').jsdom();
|
}
|
else {
|
_document = document;
|
}
|
|
/*
|
* Utilities
|
*/
|
|
function trim(string) {
|
return string.replace(/^[ \r\n\t]+|[ \r\n\t]+$/g, '');
|
}
|
|
var blocks = ['address', 'article', 'aside', 'audio', 'blockquote', 'body',
|
'canvas', 'center', 'dd', 'dir', 'div', 'dl', 'dt', 'fieldset', 'figcaption',
|
'figure', 'footer', 'form', 'frameset', 'h1', 'h2', 'h3', 'h4','h5', 'h6',
|
'header', 'hgroup', 'hr', 'html', 'isindex', 'li', 'main', 'menu', 'nav',
|
'noframes', 'noscript', 'ol', 'output', 'p', 'pre', 'section', 'table',
|
'tbody', 'td', 'tfoot', 'th', 'thead', 'tr', 'ul'
|
];
|
|
function isBlock(node) {
|
return blocks.indexOf(node.nodeName.toLowerCase()) !== -1;
|
}
|
|
var voids = [
|
'area', 'base', 'br', 'col', 'command', 'embed', 'hr', 'img', 'input',
|
'keygen', 'link', 'meta', 'param', 'source', 'track', 'wbr'
|
];
|
|
function isVoid(node) {
|
return voids.indexOf(node.nodeName.toLowerCase()) !== -1;
|
}
|
|
/*
|
* Parsing HTML strings
|
*/
|
|
function canParseHtml() {
|
var Parser = _window.DOMParser, canParse = false;
|
|
// Adapted from https://gist.github.com/1129031
|
// Firefox/Opera/IE throw errors on unsupported types
|
try {
|
// WebKit returns null on unsupported types
|
if (new Parser().parseFromString('', 'text/html')) {
|
canParse = true;
|
}
|
} catch (e) {}
|
return canParse;
|
}
|
|
function createHtmlParser() {
|
var Parser = function () {};
|
|
Parser.prototype.parseFromString = function (string) {
|
var newDoc = _document.implementation.createHTMLDocument('');
|
|
if (string.toLowerCase().indexOf('<!doctype') > -1) {
|
newDoc.documentElement.innerHTML = string;
|
}
|
else {
|
newDoc.body.innerHTML = string;
|
}
|
return newDoc;
|
};
|
return Parser;
|
}
|
|
var HtmlParser = canParseHtml() ? _window.DOMParser : createHtmlParser();
|
|
function htmlToDom(string) {
|
var tree = new HtmlParser().parseFromString(string, 'text/html');
|
collapse(tree, isBlock);
|
return tree;
|
}
|
|
/*
|
* Flattens DOM tree into single array
|
*/
|
|
function bfsOrder(node) {
|
var inqueue = [node],
|
outqueue = [],
|
elem, children, i;
|
|
while (inqueue.length > 0) {
|
elem = inqueue.shift();
|
outqueue.push(elem);
|
children = elem.childNodes;
|
for (i = 0 ; i < children.length; i++) {
|
if (children[i].nodeType === 1) { inqueue.push(children[i]); }
|
}
|
}
|
outqueue.shift();
|
return outqueue;
|
}
|
|
/*
|
* Contructs a Markdown string of replacement text for a given node
|
*/
|
|
function getContent(node) {
|
var text = '';
|
for (var i = 0; i < node.childNodes.length; i++) {
|
if (node.childNodes[i].nodeType === 1) {
|
text += node.childNodes[i]._replacement;
|
}
|
else if (node.childNodes[i].nodeType === 3) {
|
text += node.childNodes[i].data;
|
}
|
else { continue; }
|
}
|
return text;
|
}
|
|
/*
|
* Returns the HTML string of an element with its contents converted
|
*/
|
|
function outer(node, content) {
|
return node.cloneNode(false).outerHTML.replace('><', '>'+ content +'<');
|
}
|
|
function canConvert(node, filter) {
|
if (typeof filter === 'string') {
|
return filter === node.nodeName.toLowerCase();
|
}
|
if (Array.isArray(filter)) {
|
return filter.indexOf(node.nodeName.toLowerCase()) !== -1;
|
}
|
else if (typeof filter === 'function') {
|
return filter.call(toMarkdown, node);
|
}
|
else {
|
throw new TypeError('`filter` needs to be a string, array, or function');
|
}
|
}
|
|
function isFlankedByWhitespace(side, node) {
|
var sibling, regExp, isFlanked;
|
|
if (side === 'left') {
|
sibling = node.previousSibling;
|
regExp = / $/;
|
}
|
else {
|
sibling = node.nextSibling;
|
regExp = /^ /;
|
}
|
|
if (sibling) {
|
if (sibling.nodeType === 3) {
|
isFlanked = regExp.test(sibling.nodeValue);
|
}
|
else if(sibling.nodeType === 1 && !isBlock(sibling)) {
|
isFlanked = regExp.test(sibling.textContent);
|
}
|
}
|
return isFlanked;
|
}
|
|
function flankingWhitespace(node) {
|
var leading = '', trailing = '';
|
|
if (!isBlock(node)) {
|
var hasLeading = /^[ \r\n\t]/.test(node.innerHTML),
|
hasTrailing = /[ \r\n\t]$/.test(node.innerHTML);
|
|
if (hasLeading && !isFlankedByWhitespace('left', node)) {
|
leading = ' ';
|
}
|
if (hasTrailing && !isFlankedByWhitespace('right', node)) {
|
trailing = ' ';
|
}
|
}
|
|
return { leading: leading, trailing: trailing };
|
}
|
|
/*
|
* Finds a Markdown converter, gets the replacement, and sets it on
|
* `_replacement`
|
*/
|
|
function process(node) {
|
var replacement, content = getContent(node);
|
|
// Remove blank nodes
|
if (!isVoid(node) && !/A/.test(node.nodeName) && /^\s*$/i.test(content)) {
|
node._replacement = '';
|
return;
|
}
|
|
for (var i = 0; i < converters.length; i++) {
|
var converter = converters[i];
|
|
if (canConvert(node, converter.filter)) {
|
if (typeof converter.replacement !== 'function') {
|
throw new TypeError(
|
'`replacement` needs to be a function that returns a string'
|
);
|
}
|
|
var whitespace = flankingWhitespace(node);
|
|
if (whitespace.leading || whitespace.trailing) {
|
content = trim(content);
|
}
|
replacement = whitespace.leading +
|
converter.replacement.call(toMarkdown, content, node) +
|
whitespace.trailing;
|
break;
|
}
|
}
|
|
node._replacement = replacement;
|
}
|
|
toMarkdown = function (input, options) {
|
options = options || {};
|
|
if (typeof input !== 'string') {
|
throw new TypeError(input + ' is not a string');
|
}
|
|
// Escape potential ol triggers
|
input = input.replace(/(\d+)\. /g, '$1\\. ');
|
|
var clone = htmlToDom(input).body,
|
nodes = bfsOrder(clone),
|
output;
|
|
converters = mdConverters.slice(0);
|
if (options.gfm) {
|
converters = gfmConverters.concat(converters);
|
}
|
|
if (options.converters) {
|
converters = options.converters.concat(converters);
|
}
|
|
// Process through nodes in reverse (so deepest child elements are first).
|
for (var i = nodes.length - 1; i >= 0; i--) {
|
process(nodes[i]);
|
}
|
output = getContent(clone);
|
|
return output.replace(/^[\t\r\n]+|[\t\r\n\s]+$/g, '')
|
.replace(/\n\s+\n/g, '\n\n')
|
.replace(/\n{3,}/g, '\n\n');
|
};
|
|
toMarkdown.isBlock = isBlock;
|
toMarkdown.isVoid = isVoid;
|
toMarkdown.trim = trim;
|
toMarkdown.outer = outer;
|
|
module.exports = toMarkdown;
|
|
},{"./lib/gfm-converters":2,"./lib/md-converters":3,"collapse-whitespace":4,"jsdom":7}],2:[function(require,module,exports){
|
'use strict';
|
|
function cell(content, node) {
|
var index = Array.prototype.indexOf.call(node.parentNode.childNodes, node);
|
var prefix = ' ';
|
if (index === 0) { prefix = '| '; }
|
return prefix + content + ' |';
|
}
|
|
var highlightRegEx = /highlight highlight-(\S+)/;
|
|
module.exports = [
|
{
|
filter: 'br',
|
replacement: function () {
|
return '\n';
|
}
|
},
|
{
|
filter: ['del', 's', 'strike'],
|
replacement: function (content) {
|
return '~~' + content + '~~';
|
}
|
},
|
|
{
|
filter: function (node) {
|
return node.type === 'checkbox' && node.parentNode.nodeName === 'LI';
|
},
|
replacement: function (content, node) {
|
return (node.checked ? '[x]' : '[ ]') + ' ';
|
}
|
},
|
|
{
|
filter: ['th', 'td'],
|
replacement: function (content, node) {
|
return cell(content, node);
|
}
|
},
|
|
{
|
filter: 'tr',
|
replacement: function (content, node) {
|
var borderCells = '';
|
var alignMap = { left: ':--', right: '--:', center: ':-:' };
|
|
if (node.parentNode.nodeName === 'THEAD') {
|
for (var i = 0; i < node.childNodes.length; i++) {
|
var align = node.childNodes[i].attributes.align;
|
var border = '---';
|
|
if (align) { border = alignMap[align.value] || border; }
|
|
borderCells += cell(border, node.childNodes[i]);
|
}
|
}
|
return '\n' + content + (borderCells ? '\n' + borderCells : '');
|
}
|
},
|
|
{
|
filter: 'table',
|
replacement: function (content) {
|
return '\n\n' + content + '\n\n';
|
}
|
},
|
|
{
|
filter: ['thead', 'tbody', 'tfoot'],
|
replacement: function (content) {
|
return content;
|
}
|
},
|
|
// Fenced code blocks
|
{
|
filter: function (node) {
|
return node.nodeName === 'PRE' &&
|
node.firstChild &&
|
node.firstChild.nodeName === 'CODE';
|
},
|
replacement: function(content, node) {
|
return '\n\n```\n' + node.firstChild.textContent + '\n```\n\n';
|
}
|
},
|
|
// Syntax-highlighted code blocks
|
{
|
filter: function (node) {
|
return node.nodeName === 'PRE' &&
|
node.parentNode.nodeName === 'DIV' &&
|
highlightRegEx.test(node.parentNode.className);
|
},
|
replacement: function (content, node) {
|
var language = node.parentNode.className.match(highlightRegEx)[1];
|
return '\n\n```' + language + '\n' + node.textContent + '\n```\n\n';
|
}
|
},
|
|
{
|
filter: function (node) {
|
return node.nodeName === 'DIV' &&
|
highlightRegEx.test(node.className);
|
},
|
replacement: function (content) {
|
return '\n\n' + content + '\n\n';
|
}
|
}
|
];
|
|
},{}],3:[function(require,module,exports){
|
'use strict';
|
|
module.exports = [
|
{
|
filter: 'p',
|
replacement: function (content) {
|
return '\n\n' + content + '\n\n';
|
}
|
},
|
|
{
|
filter: 'br',
|
replacement: function () {
|
return ' \n';
|
}
|
},
|
|
{
|
filter: ['h1', 'h2', 'h3', 'h4','h5', 'h6'],
|
replacement: function(content, node) {
|
var hLevel = node.nodeName.charAt(1);
|
var hPrefix = '';
|
for(var i = 0; i < hLevel; i++) {
|
hPrefix += '#';
|
}
|
return '\n\n' + hPrefix + ' ' + content + '\n\n';
|
}
|
},
|
|
{
|
filter: 'hr',
|
replacement: function () {
|
return '\n\n* * *\n\n';
|
}
|
},
|
|
{
|
filter: ['em', 'i'],
|
replacement: function (content) {
|
return '_' + content + '_';
|
}
|
},
|
|
{
|
filter: ['strong', 'b'],
|
replacement: function (content) {
|
return '**' + content + '**';
|
}
|
},
|
|
// Inline code
|
{
|
filter: function (node) {
|
var hasSiblings = node.previousSibling || node.nextSibling;
|
var isCodeBlock = node.parentNode.nodeName === 'PRE' && !hasSiblings;
|
|
return node.nodeName === 'CODE' && !isCodeBlock;
|
},
|
replacement: function(content) {
|
return '`' + content + '`';
|
}
|
},
|
|
{
|
filter: function (node) {
|
return node.nodeName === 'A' && node.getAttribute('href');
|
},
|
replacement: function(content, node) {
|
var titlePart = node.title ? ' "'+ node.title +'"' : '';
|
return '[' + content + '](' + node.getAttribute('href') + titlePart + ')';
|
}
|
},
|
|
{
|
filter: 'img',
|
replacement: function(content, node) {
|
var alt = node.alt || '';
|
var src = node.getAttribute('src') || '';
|
var title = node.title || '';
|
var titlePart = title ? ' "'+ title +'"' : '';
|
return src ? '![' + alt + ']' + '(' + src + titlePart + ')' : '';
|
}
|
},
|
|
// Code blocks
|
{
|
filter: function (node) {
|
return node.nodeName === 'PRE' && node.firstChild.nodeName === 'CODE';
|
},
|
replacement: function(content, node) {
|
return '\n\n ' + node.firstChild.textContent.replace(/\n/g, '\n ') + '\n\n';
|
}
|
},
|
|
{
|
filter: 'blockquote',
|
replacement: function (content) {
|
content = this.trim(content);
|
content = content.replace(/\n{3,}/g, '\n\n');
|
content = content.replace(/^/gm, '> ');
|
return '\n\n' + content + '\n\n';
|
}
|
},
|
|
{
|
filter: 'li',
|
replacement: function (content, node) {
|
content = content.replace(/^\s+/, '').replace(/\n/gm, '\n ');
|
var prefix = '* ';
|
var parent = node.parentNode;
|
var index = Array.prototype.indexOf.call(parent.children, node) + 1;
|
|
prefix = /ol/i.test(parent.nodeName) ? index + '. ' : '* ';
|
return prefix + content;
|
}
|
},
|
|
{
|
filter: ['ul', 'ol'],
|
replacement: function (content, node) {
|
var strings = [];
|
for (var i = 0; i < node.childNodes.length; i++) {
|
strings.push(node.childNodes[i]._replacement);
|
}
|
|
if (/li/i.test(node.parentNode.nodeName)) {
|
return '\n' + strings.join('\n');
|
}
|
return '\n\n' + strings.join('\n') + '\n\n';
|
}
|
},
|
|
{
|
filter: function (node) {
|
return this.isBlock(node);
|
},
|
replacement: function (content, node) {
|
return '\n\n' + this.outer(node, content) + '\n\n';
|
}
|
},
|
|
// Anything else!
|
{
|
filter: function () {
|
return true;
|
},
|
replacement: function (content, node) {
|
return this.outer(node, content);
|
}
|
}
|
];
|
},{}],4:[function(require,module,exports){
|
'use strict';
|
|
var voidElements = require('void-elements');
|
Object.keys(voidElements).forEach(function (name) {
|
voidElements[name.toUpperCase()] = 1;
|
});
|
|
var blockElements = {};
|
require('block-elements').forEach(function (name) {
|
blockElements[name.toUpperCase()] = 1;
|
});
|
|
/**
|
* isBlockElem(node) determines if the given node is a block element.
|
*
|
* @param {Node} node
|
* @return {Boolean}
|
*/
|
function isBlockElem(node) {
|
return !!(node && blockElements[node.nodeName]);
|
}
|
|
/**
|
* isVoid(node) determines if the given node is a void element.
|
*
|
* @param {Node} node
|
* @return {Boolean}
|
*/
|
function isVoid(node) {
|
return !!(node && voidElements[node.nodeName]);
|
}
|
|
/**
|
* whitespace(elem [, isBlock]) removes extraneous whitespace from an
|
* the given element. The function isBlock may optionally be passed in
|
* to determine whether or not an element is a block element; if none
|
* is provided, defaults to using the list of block elements provided
|
* by the `block-elements` module.
|
*
|
* @param {Node} elem
|
* @param {Function} blockTest
|
*/
|
function collapseWhitespace(elem, isBlock) {
|
if (!elem.firstChild || elem.nodeName === 'PRE') return;
|
|
if (typeof isBlock !== 'function') {
|
isBlock = isBlockElem;
|
}
|
|
var prevText = null;
|
var prevVoid = false;
|
|
var prev = null;
|
var node = next(prev, elem);
|
|
while (node !== elem) {
|
if (node.nodeType === 3) {
|
// Node.TEXT_NODE
|
var text = node.data.replace(/[ \r\n\t]+/g, ' ');
|
|
if ((!prevText || / $/.test(prevText.data)) && !prevVoid && text[0] === ' ') {
|
text = text.substr(1);
|
}
|
|
// `text` might be empty at this point.
|
if (!text) {
|
node = remove(node);
|
continue;
|
}
|
|
node.data = text;
|
prevText = node;
|
} else if (node.nodeType === 1) {
|
// Node.ELEMENT_NODE
|
if (isBlock(node) || node.nodeName === 'BR') {
|
if (prevText) {
|
prevText.data = prevText.data.replace(/ $/, '');
|
}
|
|
prevText = null;
|
prevVoid = false;
|
} else if (isVoid(node)) {
|
// Avoid trimming space around non-block, non-BR void elements.
|
prevText = null;
|
prevVoid = true;
|
}
|
} else {
|
node = remove(node);
|
continue;
|
}
|
|
var nextNode = next(prev, node);
|
prev = node;
|
node = nextNode;
|
}
|
|
if (prevText) {
|
prevText.data = prevText.data.replace(/ $/, '');
|
if (!prevText.data) {
|
remove(prevText);
|
}
|
}
|
}
|
|
/**
|
* remove(node) removes the given node from the DOM and returns the
|
* next node in the sequence.
|
*
|
* @param {Node} node
|
* @return {Node} node
|
*/
|
function remove(node) {
|
var next = node.nextSibling || node.parentNode;
|
|
node.parentNode.removeChild(node);
|
|
return next;
|
}
|
|
/**
|
* next(prev, current) returns the next node in the sequence, given the
|
* current and previous nodes.
|
*
|
* @param {Node} prev
|
* @param {Node} current
|
* @return {Node}
|
*/
|
function next(prev, current) {
|
if (prev && prev.parentNode === current || current.nodeName === 'PRE') {
|
return current.nextSibling || current.parentNode;
|
}
|
|
return current.firstChild || current.nextSibling || current.parentNode;
|
}
|
|
module.exports = collapseWhitespace;
|
|
},{"block-elements":5,"void-elements":6}],5:[function(require,module,exports){
|
/**
|
* This file automatically generated from `build.js`.
|
* Do not manually edit.
|
*/
|
|
module.exports = [
|
"address",
|
"article",
|
"aside",
|
"audio",
|
"blockquote",
|
"canvas",
|
"dd",
|
"div",
|
"dl",
|
"fieldset",
|
"figcaption",
|
"figure",
|
"footer",
|
"form",
|
"h1",
|
"h2",
|
"h3",
|
"h4",
|
"h5",
|
"h6",
|
"header",
|
"hgroup",
|
"hr",
|
"main",
|
"nav",
|
"noscript",
|
"ol",
|
"output",
|
"p",
|
"pre",
|
"section",
|
"table",
|
"tfoot",
|
"ul",
|
"video"
|
];
|
|
},{}],6:[function(require,module,exports){
|
/**
|
* This file automatically generated from `pre-publish.js`.
|
* Do not manually edit.
|
*/
|
|
module.exports = {
|
"area": true,
|
"base": true,
|
"br": true,
|
"col": true,
|
"embed": true,
|
"hr": true,
|
"img": true,
|
"input": true,
|
"keygen": true,
|
"link": true,
|
"menuitem": true,
|
"meta": true,
|
"param": true,
|
"source": true,
|
"track": true,
|
"wbr": true
|
};
|
|
},{}],7:[function(require,module,exports){
|
|
},{}]},{},[1])(1)
|
});
|
