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authorWu Cheng-Han2016-10-10 20:47:06 +0800
committerWu Cheng-Han2016-10-10 20:47:06 +0800
commitf6f469d0fe6082b046cf156a760324c53fcd72e5 (patch)
tree37e1117ec9f00f26f7a1e3dd590b05fc8dd5654f
parent550746b70edb13fdd6eafecfe48af5c5b57db2ee (diff)
Update to use modified editor markdown mode to make mathjax expression display correctly
Diffstat (limited to '')
-rw-r--r--public/vendor/codemirror/mode/markdown/markdown_math.js864
1 files changed, 864 insertions, 0 deletions
diff --git a/public/vendor/codemirror/mode/markdown/markdown_math.js b/public/vendor/codemirror/mode/markdown/markdown_math.js
new file mode 100644
index 00000000..e46adb79
--- /dev/null
+++ b/public/vendor/codemirror/mode/markdown/markdown_math.js
@@ -0,0 +1,864 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: http://codemirror.net/LICENSE
+
+(function(mod) {
+ if (typeof exports == "object" && typeof module == "object") // CommonJS
+ mod(require("../../lib/codemirror"), require("../xml/xml"), require("../meta"));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror", "../xml/xml", "../meta"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+})(function(CodeMirror) {
+"use strict";
+
+CodeMirror.defineMode("markdown", function(cmCfg, modeCfg) {
+
+ var htmlMode = CodeMirror.getMode(cmCfg, "text/html");
+ var htmlModeMissing = htmlMode.name == "null"
+
+ function getMode(name) {
+ if (CodeMirror.findModeByName) {
+ var found = CodeMirror.findModeByName(name);
+ if (found) name = found.mime || found.mimes[0];
+ }
+ var mode = CodeMirror.getMode(cmCfg, name);
+ return mode.name == "null" ? null : mode;
+ }
+
+ // Should characters that affect highlighting be highlighted separate?
+ // Does not include characters that will be output (such as `1.` and `-` for lists)
+ if (modeCfg.highlightFormatting === undefined)
+ modeCfg.highlightFormatting = false;
+
+ // Maximum number of nested blockquotes. Set to 0 for infinite nesting.
+ // Excess `>` will emit `error` token.
+ if (modeCfg.maxBlockquoteDepth === undefined)
+ modeCfg.maxBlockquoteDepth = 0;
+
+ // Should underscores in words open/close em/strong?
+ if (modeCfg.underscoresBreakWords === undefined)
+ modeCfg.underscoresBreakWords = true;
+
+ // Use `fencedCodeBlocks` to configure fenced code blocks. false to
+ // disable, string to specify a precise regexp that the fence should
+ // match, and true to allow three or more backticks or tildes (as
+ // per CommonMark).
+
+ // Turn on task lists? ("- [ ] " and "- [x] ")
+ if (modeCfg.taskLists === undefined) modeCfg.taskLists = false;
+
+ // Turn on strikethrough syntax
+ if (modeCfg.strikethrough === undefined)
+ modeCfg.strikethrough = false;
+
+ // Allow token types to be overridden by user-provided token types.
+ if (modeCfg.tokenTypeOverrides === undefined)
+ modeCfg.tokenTypeOverrides = {};
+
+ var tokenTypes = {
+ header: "header",
+ code: "comment",
+ math: "math",
+ quote: "quote",
+ list1: "variable-2",
+ list2: "variable-3",
+ list3: "keyword",
+ hr: "hr",
+ image: "image",
+ imageAltText: "image-alt-text",
+ imageMarker: "image-marker",
+ formatting: "formatting",
+ linkInline: "link",
+ linkEmail: "link",
+ linkText: "link",
+ linkHref: "string",
+ em: "em",
+ strong: "strong",
+ strikethrough: "strikethrough"
+ };
+
+ for (var tokenType in tokenTypes) {
+ if (tokenTypes.hasOwnProperty(tokenType) && modeCfg.tokenTypeOverrides[tokenType]) {
+ tokenTypes[tokenType] = modeCfg.tokenTypeOverrides[tokenType];
+ }
+ }
+
+ var hrRE = /^([*\-_])(?:\s*\1){2,}\s*$/
+ , ulRE = /^[*\-+]\s+/
+ , olRE = /^[0-9]+([.)])\s+/
+ , taskListRE = /^\[(x| )\](?=\s)/ // Must follow ulRE or olRE
+ , atxHeaderRE = modeCfg.allowAtxHeaderWithoutSpace ? /^(#+)/ : /^(#+)(?: |$)/
+ , setextHeaderRE = /^ *(?:\={1,}|-{1,})\s*$/
+ , textRE = /^[^#!\[\]*_\\<>\$` "'(~]+/
+ , fencedCodeRE = new RegExp("^(" + (modeCfg.fencedCodeBlocks === true ? "~~~+|```+" : modeCfg.fencedCodeBlocks) +
+ ")[ \\t]*([\\w+#\-]*)")
+ , fencedMathRE = new RegExp("^(\$\$)[ \\t]*([\\w+#\-]*)");
+
+ function switchInline(stream, state, f) {
+ state.f = state.inline = f;
+ return f(stream, state);
+ }
+
+ function switchBlock(stream, state, f) {
+ state.f = state.block = f;
+ return f(stream, state);
+ }
+
+ function lineIsEmpty(line) {
+ return !line || !/\S/.test(line.string)
+ }
+
+ // Blocks
+
+ function blankLine(state) {
+ // Reset linkTitle state
+ state.linkTitle = false;
+ // Reset EM state
+ state.em = false;
+ // Reset STRONG state
+ state.strong = false;
+ // Reset strikethrough state
+ state.strikethrough = false;
+ // Reset state.quote
+ state.quote = 0;
+ // Reset state.indentedCode
+ state.indentedCode = false;
+ if (htmlModeMissing && state.f == htmlBlock) {
+ state.f = inlineNormal;
+ state.block = blockNormal;
+ }
+ // Reset state.trailingSpace
+ state.trailingSpace = 0;
+ state.trailingSpaceNewLine = false;
+ // Mark this line as blank
+ state.prevLine = state.thisLine
+ state.thisLine = null
+ return null;
+ }
+
+ function blockNormal(stream, state) {
+
+ var sol = stream.sol();
+
+ var prevLineIsList = state.list !== false,
+ prevLineIsIndentedCode = state.indentedCode;
+
+ state.indentedCode = false;
+
+ if (prevLineIsList) {
+ if (state.indentationDiff >= 0) { // Continued list
+ if (state.indentationDiff < 4) { // Only adjust indentation if *not* a code block
+ state.indentation -= state.indentationDiff;
+ }
+ state.list = null;
+ } else if (state.indentation > 0) {
+ state.list = null;
+ } else { // No longer a list
+ state.list = false;
+ }
+ }
+
+ var match = null;
+ if (state.indentationDiff >= 4) {
+ stream.skipToEnd();
+ if (prevLineIsIndentedCode || lineIsEmpty(state.prevLine)) {
+ state.indentation -= 4;
+ state.indentedCode = true;
+ return tokenTypes.code;
+ } else {
+ return null;
+ }
+ } else if (stream.eatSpace()) {
+ return null;
+ } else if ((match = stream.match(atxHeaderRE)) && match[1].length <= 6) {
+ state.header = match[1].length;
+ if (modeCfg.highlightFormatting) state.formatting = "header";
+ state.f = state.inline;
+ return getType(state);
+ } else if (!lineIsEmpty(state.prevLine) && !state.quote && !prevLineIsList &&
+ !prevLineIsIndentedCode && (match = stream.match(setextHeaderRE))) {
+ state.header = match[0].charAt(0) == '=' ? 1 : 2;
+ if (modeCfg.highlightFormatting) state.formatting = "header";
+ state.f = state.inline;
+ return getType(state);
+ } else if (stream.eat('>')) {
+ state.quote = sol ? 1 : state.quote + 1;
+ if (modeCfg.highlightFormatting) state.formatting = "quote";
+ stream.eatSpace();
+ return getType(state);
+ } else if (stream.peek() === '[') {
+ return switchInline(stream, state, footnoteLink);
+ } else if (stream.match(hrRE, true)) {
+ state.hr = true;
+ return tokenTypes.hr;
+ } else if ((lineIsEmpty(state.prevLine) || prevLineIsList) && (stream.match(ulRE, false) || stream.match(olRE, false))) {
+ var listType = null;
+ if (stream.match(ulRE, true)) {
+ listType = 'ul';
+ } else {
+ stream.match(olRE, true);
+ listType = 'ol';
+ }
+ state.indentation = stream.column() + stream.current().length;
+ state.list = true;
+
+ // While this list item's marker's indentation
+ // is less than the deepest list item's content's indentation,
+ // pop the deepest list item indentation off the stack.
+ while (state.listStack && stream.column() < state.listStack[state.listStack.length - 1]) {
+ state.listStack.pop();
+ }
+
+ // Add this list item's content's indentation to the stack
+ state.listStack.push(state.indentation);
+
+ if (modeCfg.taskLists && stream.match(taskListRE, false)) {
+ state.taskList = true;
+ }
+ state.f = state.inline;
+ if (modeCfg.highlightFormatting) state.formatting = ["list", "list-" + listType];
+ return getType(state);
+ } else if (modeCfg.fencedCodeBlocks && (match = stream.match(fencedCodeRE, true))) {
+ state.fencedChars = match[1]
+ // try switching mode
+ state.localMode = getMode(match[2]);
+ if (state.localMode) state.localState = CodeMirror.startState(state.localMode);
+ state.f = state.block = local;
+ if (modeCfg.highlightFormatting) state.formatting = "code-block";
+ state.code = -1
+ return getType(state);
+ } else if (match = stream.match(fencedCodeRE, true)) {
+ state.fencedChars = match[1]
+ // try switching mode
+ state.localMode = getMode(match[2]);
+ if (state.localMode) state.localState = CodeMirror.startState(state.localMode);
+ state.f = state.block = local;
+ state.formatting = "math";
+ state.math = -1
+ return getType(state);
+ }
+
+ return switchInline(stream, state, state.inline);
+ }
+
+ function htmlBlock(stream, state) {
+ var style = htmlMode.token(stream, state.htmlState);
+ if (!htmlModeMissing) {
+ var inner = CodeMirror.innerMode(htmlMode, state.htmlState)
+ if ((inner.mode.name == "xml" && inner.state.tagStart === null &&
+ (!inner.state.context && inner.state.tokenize.isInText)) ||
+ (state.md_inside && stream.current().indexOf(">") > -1)) {
+ state.f = inlineNormal;
+ state.block = blockNormal;
+ state.htmlState = null;
+ }
+ }
+ return style;
+ }
+
+ function local(stream, state) {
+ if (state.fencedChars && stream.match(state.fencedChars, false)) {
+ state.localMode = state.localState = null;
+ state.f = state.block = leavingLocal;
+ return null;
+ } else if (state.localMode) {
+ return state.localMode.token(stream, state.localState);
+ } else {
+ stream.skipToEnd();
+ if (state.math === -1) {
+ return tokenTypes.math;
+ }
+ return tokenTypes.code;
+ }
+ }
+
+ function leavingLocal(stream, state) {
+ stream.match(state.fencedChars);
+ state.block = blockNormal;
+ state.f = inlineNormal;
+ state.fencedChars = null;
+ if (state.math === -1) {
+ state.formatting = "math";
+ state.math = 1
+ var returnType = getType(state);
+ state.math = 0
+ return returnType;
+ }
+ if (modeCfg.highlightFormatting) state.formatting = "code-block";
+ state.code = 1
+ var returnType = getType(state);
+ state.code = 0
+ return returnType;
+ }
+
+ // Inline
+ function getType(state) {
+ var styles = [];
+
+ if (state.formatting) {
+ styles.push(tokenTypes.formatting);
+
+ if (typeof state.formatting === "string") state.formatting = [state.formatting];
+
+ for (var i = 0; i < state.formatting.length; i++) {
+ styles.push(tokenTypes.formatting + "-" + state.formatting[i]);
+
+ if (state.formatting[i] === "header") {
+ styles.push(tokenTypes.formatting + "-" + state.formatting[i] + "-" + state.header);
+ }
+
+ // Add `formatting-quote` and `formatting-quote-#` for blockquotes
+ // Add `error` instead if the maximum blockquote nesting depth is passed
+ if (state.formatting[i] === "quote") {
+ if (!modeCfg.maxBlockquoteDepth || modeCfg.maxBlockquoteDepth >= state.quote) {
+ styles.push(tokenTypes.formatting + "-" + state.formatting[i] + "-" + state.quote);
+ } else {
+ styles.push("error");
+ }
+ }
+ }
+ }
+
+ if (state.taskOpen) {
+ styles.push("meta");
+ return styles.length ? styles.join(' ') : null;
+ }
+ if (state.taskClosed) {
+ styles.push("property");
+ return styles.length ? styles.join(' ') : null;
+ }
+
+ if (state.linkHref) {
+ styles.push(tokenTypes.linkHref, "url");
+ } else { // Only apply inline styles to non-url text
+ if (state.strong) { styles.push(tokenTypes.strong); }
+ if (state.em) { styles.push(tokenTypes.em); }
+ if (state.strikethrough) { styles.push(tokenTypes.strikethrough); }
+ if (state.linkText) { styles.push(tokenTypes.linkText); }
+ if (state.code) { styles.push(tokenTypes.code); }
+ if (state.math) { styles.push(tokenTypes.math); }
+ if (state.image) { styles.push(tokenTypes.image); }
+ if (state.imageAltText) { styles.push(tokenTypes.imageAltText, "link"); }
+ if (state.imageMarker) { styles.push(tokenTypes.imageMarker); }
+ }
+
+ if (state.header) { styles.push(tokenTypes.header, tokenTypes.header + "-" + state.header); }
+
+ if (state.quote) {
+ styles.push(tokenTypes.quote);
+
+ // Add `quote-#` where the maximum for `#` is modeCfg.maxBlockquoteDepth
+ if (!modeCfg.maxBlockquoteDepth || modeCfg.maxBlockquoteDepth >= state.quote) {
+ styles.push(tokenTypes.quote + "-" + state.quote);
+ } else {
+ styles.push(tokenTypes.quote + "-" + modeCfg.maxBlockquoteDepth);
+ }
+ }
+
+ if (state.list !== false) {
+ var listMod = (state.listStack.length - 1) % 3;
+ if (!listMod) {
+ styles.push(tokenTypes.list1);
+ } else if (listMod === 1) {
+ styles.push(tokenTypes.list2);
+ } else {
+ styles.push(tokenTypes.list3);
+ }
+ }
+
+ if (state.trailingSpaceNewLine) {
+ styles.push("trailing-space-new-line");
+ } else if (state.trailingSpace) {
+ styles.push("trailing-space-" + (state.trailingSpace % 2 ? "a" : "b"));
+ }
+
+ return styles.length ? styles.join(' ') : null;
+ }
+
+ function handleText(stream, state) {
+ if (stream.match(textRE, true)) {
+ return getType(state);
+ }
+ return undefined;
+ }
+
+ function inlineNormal(stream, state) {
+ var style = state.text(stream, state);
+ if (typeof style !== 'undefined')
+ return style;
+
+ if (state.list) { // List marker (*, +, -, 1., etc)
+ state.list = null;
+ return getType(state);
+ }
+
+ if (state.taskList) {
+ var taskOpen = stream.match(taskListRE, true)[1] !== "x";
+ if (taskOpen) state.taskOpen = true;
+ else state.taskClosed = true;
+ if (modeCfg.highlightFormatting) state.formatting = "task";
+ state.taskList = false;
+ return getType(state);
+ }
+
+ state.taskOpen = false;
+ state.taskClosed = false;
+
+ if (state.header && stream.match(/^#+$/, true)) {
+ if (modeCfg.highlightFormatting) state.formatting = "header";
+ return getType(state);
+ }
+
+ // Get sol() value now, before character is consumed
+ var sol = stream.sol();
+
+ var ch = stream.next();
+
+ // Matches link titles present on next line
+ if (state.linkTitle) {
+ state.linkTitle = false;
+ var matchCh = ch;
+ if (ch === '(') {
+ matchCh = ')';
+ }
+ matchCh = (matchCh+'').replace(/([.?*+^$[\]\\(){}|-])/g, "\\$1");
+ var regex = '^\\s*(?:[^' + matchCh + '\\\\]+|\\\\\\\\|\\\\.)' + matchCh;
+ if (stream.match(new RegExp(regex), true)) {
+ return tokenTypes.linkHref;
+ }
+ }
+
+ // If this block is changed, it may need to be updated in GFM mode
+ if (ch === '`') {
+ var previousFormatting = state.formatting;
+ if (modeCfg.highlightFormatting) state.formatting = "code";
+ stream.eatWhile('`');
+ var count = stream.current().length
+ if (state.code == 0) {
+ state.code = count
+ return getType(state)
+ } else if (count == state.code) { // Must be exact
+ var t = getType(state)
+ state.code = 0
+ return t
+ } else {
+ state.formatting = previousFormatting
+ return getType(state)
+ }
+ } else if (state.code) {
+ return getType(state);
+ }
+
+ // display math correctly
+ if (ch === '$') {
+ var previousFormatting = state.formatting;
+ state.formatting = "math";
+ stream.eatWhile('$');
+ var count = stream.current().length
+ if (state.math == 0) {
+ state.math = count
+ return getType(state)
+ } else if (count == state.math) { // Must be exact
+ var t = getType(state)
+ state.math = 0
+ return t
+ } else {
+ state.formatting = previousFormatting
+ return getType(state)
+ }
+ } else if (state.math) {
+ return getType(state);
+ }
+
+ if (ch === '\\') {
+ stream.next();
+ if (modeCfg.highlightFormatting) {
+ var type = getType(state);
+ var formattingEscape = tokenTypes.formatting + "-escape";
+ return type ? type + " " + formattingEscape : formattingEscape;
+ }
+ }
+
+ if (ch === '!' && stream.match(/\[[^\]]*\] ?(?:\(|\[)/, false)) {
+ state.imageMarker = true;
+ state.image = true;
+ if (modeCfg.highlightFormatting) state.formatting = "image";
+ return getType(state);
+ }
+
+ if (ch === '[' && state.imageMarker) {
+ state.imageMarker = false;
+ state.imageAltText = true
+ if (modeCfg.highlightFormatting) state.formatting = "image";
+ return getType(state);
+ }
+
+ if (ch === ']' && state.imageAltText) {
+ if (modeCfg.highlightFormatting) state.formatting = "image";
+ var type = getType(state);
+ state.imageAltText = false;
+ state.image = false;
+ state.inline = state.f = linkHref;
+ return type;
+ }
+
+ if (ch === '[' && stream.match(/[^\]]*\](\(.*\)| ?\[.*?\])/, false) && !state.image) {
+ state.linkText = true;
+ if (modeCfg.highlightFormatting) state.formatting = "link";
+ return getType(state);
+ }
+
+ if (ch === ']' && state.linkText && stream.match(/\(.*?\)| ?\[.*?\]/, false)) {
+ if (modeCfg.highlightFormatting) state.formatting = "link";
+ var type = getType(state);
+ state.linkText = false;
+ state.inline = state.f = linkHref;
+ return type;
+ }
+
+ if (ch === '<' && stream.match(/^(https?|ftps?):\/\/(?:[^\\>]|\\.)+>/, false)) {
+ state.f = state.inline = linkInline;
+ if (modeCfg.highlightFormatting) state.formatting = "link";
+ var type = getType(state);
+ if (type){
+ type += " ";
+ } else {
+ type = "";
+ }
+ return type + tokenTypes.linkInline;
+ }
+
+ if (ch === '<' && stream.match(/^[^> \\]+@(?:[^\\>]|\\.)+>/, false)) {
+ state.f = state.inline = linkInline;
+ if (modeCfg.highlightFormatting) state.formatting = "link";
+ var type = getType(state);
+ if (type){
+ type += " ";
+ } else {
+ type = "";
+ }
+ return type + tokenTypes.linkEmail;
+ }
+
+ if (ch === '<' && stream.match(/^(!--|\w)/, false)) {
+ var end = stream.string.indexOf(">", stream.pos);
+ if (end != -1) {
+ var atts = stream.string.substring(stream.start, end);
+ if (/markdown\s*=\s*('|"){0,1}1('|"){0,1}/.test(atts)) state.md_inside = true;
+ }
+ stream.backUp(1);
+ state.htmlState = CodeMirror.startState(htmlMode);
+ return switchBlock(stream, state, htmlBlock);
+ }
+
+ if (ch === '<' && stream.match(/^\/\w*?>/)) {
+ state.md_inside = false;
+ return "tag";
+ }
+
+ var ignoreUnderscore = false;
+ if (!modeCfg.underscoresBreakWords) {
+ if (ch === '_' && stream.peek() !== '_' && stream.match(/(\w)/, false)) {
+ var prevPos = stream.pos - 2;
+ if (prevPos >= 0) {
+ var prevCh = stream.string.charAt(prevPos);
+ if (prevCh !== '_' && prevCh.match(/(\w)/, false)) {
+ ignoreUnderscore = true;
+ }
+ }
+ }
+ }
+ if (ch === '*' || (ch === '_' && !ignoreUnderscore)) {
+ if (sol && stream.peek() === ' ') {
+ // Do nothing, surrounded by newline and space
+ } else if (state.strong === ch && stream.eat(ch)) { // Remove STRONG
+ if (modeCfg.highlightFormatting) state.formatting = "strong";
+ var t = getType(state);
+ state.strong = false;
+ return t;
+ } else if (!state.strong && stream.eat(ch)) { // Add STRONG
+ state.strong = ch;
+ if (modeCfg.highlightFormatting) state.formatting = "strong";
+ return getType(state);
+ } else if (state.em === ch) { // Remove EM
+ if (modeCfg.highlightFormatting) state.formatting = "em";
+ var t = getType(state);
+ state.em = false;
+ return t;
+ } else if (!state.em) { // Add EM
+ state.em = ch;
+ if (modeCfg.highlightFormatting) state.formatting = "em";
+ return getType(state);
+ }
+ } else if (ch === ' ') {
+ if (stream.eat('*') || stream.eat('_')) { // Probably surrounded by spaces
+ if (stream.peek() === ' ') { // Surrounded by spaces, ignore
+ return getType(state);
+ } else { // Not surrounded by spaces, back up pointer
+ stream.backUp(1);
+ }
+ }
+ }
+
+ if (modeCfg.strikethrough) {
+ if (ch === '~' && stream.eatWhile(ch)) {
+ if (state.strikethrough) {// Remove strikethrough
+ if (modeCfg.highlightFormatting) state.formatting = "strikethrough";
+ var t = getType(state);
+ state.strikethrough = false;
+ return t;
+ } else if (stream.match(/^[^\s]/, false)) {// Add strikethrough
+ state.strikethrough = true;
+ if (modeCfg.highlightFormatting) state.formatting = "strikethrough";
+ return getType(state);
+ }
+ } else if (ch === ' ') {
+ if (stream.match(/^~~/, true)) { // Probably surrounded by space
+ if (stream.peek() === ' ') { // Surrounded by spaces, ignore
+ return getType(state);
+ } else { // Not surrounded by spaces, back up pointer
+ stream.backUp(2);
+ }
+ }
+ }
+ }
+
+ if (ch === ' ') {
+ if (stream.match(/ +$/, false)) {
+ state.trailingSpace++;
+ } else if (state.trailingSpace) {
+ state.trailingSpaceNewLine = true;
+ }
+ }
+
+ return getType(state);
+ }
+
+ function linkInline(stream, state) {
+ var ch = stream.next();
+
+ if (ch === ">") {
+ state.f = state.inline = inlineNormal;
+ if (modeCfg.highlightFormatting) state.formatting = "link";
+ var type = getType(state);
+ if (type){
+ type += " ";
+ } else {
+ type = "";
+ }
+ return type + tokenTypes.linkInline;
+ }
+
+ stream.match(/^[^>]+/, true);
+
+ return tokenTypes.linkInline;
+ }
+
+ function linkHref(stream, state) {
+ // Check if space, and return NULL if so (to avoid marking the space)
+ if(stream.eatSpace()){
+ return null;
+ }
+ var ch = stream.next();
+ if (ch === '(' || ch === '[') {
+ state.f = state.inline = getLinkHrefInside(ch === "(" ? ")" : "]", 0);
+ if (modeCfg.highlightFormatting) state.formatting = "link-string";
+ state.linkHref = true;
+ return getType(state);
+ }
+ return 'error';
+ }
+
+ var linkRE = {
+ ")": /^(?:[^\\\(\)]|\\.|\((?:[^\\\(\)]|\\.)*\))*?(?=\))/,
+ "]": /^(?:[^\\\[\]]|\\.|\[(?:[^\\\[\\]]|\\.)*\])*?(?=\])/
+ }
+
+ function getLinkHrefInside(endChar) {
+ return function(stream, state) {
+ var ch = stream.next();
+
+ if (ch === endChar) {
+ state.f = state.inline = inlineNormal;
+ if (modeCfg.highlightFormatting) state.formatting = "link-string";
+ var returnState = getType(state);
+ state.linkHref = false;
+ return returnState;
+ }
+
+ stream.match(linkRE[endChar])
+ state.linkHref = true;
+ return getType(state);
+ };
+ }
+
+ function footnoteLink(stream, state) {
+ if (stream.match(/^([^\]\\]|\\.)*\]:/, false)) {
+ state.f = footnoteLinkInside;
+ stream.next(); // Consume [
+ if (modeCfg.highlightFormatting) state.formatting = "link";
+ state.linkText = true;
+ return getType(state);
+ }
+ return switchInline(stream, state, inlineNormal);
+ }
+
+ function footnoteLinkInside(stream, state) {
+ if (stream.match(/^\]:/, true)) {
+ state.f = state.inline = footnoteUrl;
+ if (modeCfg.highlightFormatting) state.formatting = "link";
+ var returnType = getType(state);
+ state.linkText = false;
+ return returnType;
+ }
+
+ stream.match(/^([^\]\\]|\\.)+/, true);
+
+ return tokenTypes.linkText;
+ }
+
+ function footnoteUrl(stream, state) {
+ // Check if space, and return NULL if so (to avoid marking the space)
+ if(stream.eatSpace()){
+ return null;
+ }
+ // Match URL
+ stream.match(/^[^\s]+/, true);
+ // Check for link title
+ if (stream.peek() === undefined) { // End of line, set flag to check next line
+ state.linkTitle = true;
+ } else { // More content on line, check if link title
+ stream.match(/^(?:\s+(?:"(?:[^"\\]|\\\\|\\.)+"|'(?:[^'\\]|\\\\|\\.)+'|\((?:[^)\\]|\\\\|\\.)+\)))?/, true);
+ }
+ state.f = state.inline = inlineNormal;
+ return tokenTypes.linkHref + " url";
+ }
+
+ var mode = {
+ startState: function() {
+ return {
+ f: blockNormal,
+
+ prevLine: null,
+ thisLine: null,
+
+ block: blockNormal,
+ htmlState: null,
+ indentation: 0,
+
+ inline: inlineNormal,
+ text: handleText,
+
+ formatting: false,
+ linkText: false,
+ linkHref: false,
+ linkTitle: false,
+ code: 0,
+ math: 0,
+ em: false,
+ strong: false,
+ header: 0,
+ hr: false,
+ taskList: false,
+ list: false,
+ listStack: [],
+ quote: 0,
+ trailingSpace: 0,
+ trailingSpaceNewLine: false,
+ strikethrough: false,
+ fencedChars: null
+ };
+ },
+
+ copyState: function(s) {
+ return {
+ f: s.f,
+
+ prevLine: s.prevLine,
+ thisLine: s.thisLine,
+
+ block: s.block,
+ htmlState: s.htmlState && CodeMirror.copyState(htmlMode, s.htmlState),
+ indentation: s.indentation,
+
+ localMode: s.localMode,
+ localState: s.localMode ? CodeMirror.copyState(s.localMode, s.localState) : null,
+
+ inline: s.inline,
+ text: s.text,
+ formatting: false,
+ linkTitle: s.linkTitle,
+ code: s.code,
+ math: s.math,
+ em: s.em,
+ strong: s.strong,
+ strikethrough: s.strikethrough,
+ header: s.header,
+ hr: s.hr,
+ taskList: s.taskList,
+ list: s.list,
+ listStack: s.listStack.slice(0),
+ quote: s.quote,
+ indentedCode: s.indentedCode,
+ trailingSpace: s.trailingSpace,
+ trailingSpaceNewLine: s.trailingSpaceNewLine,
+ md_inside: s.md_inside,
+ fencedChars: s.fencedChars
+ };
+ },
+
+ token: function(stream, state) {
+
+ // Reset state.formatting
+ state.formatting = false;
+
+ if (stream != state.thisLine) {
+ var forceBlankLine = state.header || state.hr;
+
+ // Reset state.header and state.hr
+ state.header = 0;
+ state.hr = false;
+
+ if (stream.match(/^\s*$/, true) || forceBlankLine) {
+ blankLine(state);
+ if (!forceBlankLine) return null
+ state.prevLine = null
+ }
+
+ state.prevLine = state.thisLine
+ state.thisLine = stream
+
+ // Reset state.taskList
+ state.taskList = false;
+
+ // Reset state.trailingSpace
+ state.trailingSpace = 0;
+ state.trailingSpaceNewLine = false;
+
+ state.f = state.block;
+ var indentation = stream.match(/^\s*/, true)[0].replace(/\t/g, ' ').length;
+ state.indentationDiff = Math.min(indentation - state.indentation, 4);
+ state.indentation = state.indentation + state.indentationDiff;
+ if (indentation > 0) return null;
+ }
+ return state.f(stream, state);
+ },
+
+ innerMode: function(state) {
+ if (state.block == htmlBlock) return {state: state.htmlState, mode: htmlMode};
+ if (state.localState) return {state: state.localState, mode: state.localMode};
+ return {state: state, mode: mode};
+ },
+
+ blankLine: blankLine,
+
+ getType: getType,
+
+ fold: "markdown"
+ };
+ return mode;
+}, "xml");
+
+CodeMirror.defineMIME("text/x-markdown", "markdown");
+
+});