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META-INF.dirigible.dev-tools.cm_modes.markdown.js Maven / Gradle / Ivy
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://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;
// Turn on task lists? ("- [ ] " and "- [x] ")
if (modeCfg.taskLists === undefined) modeCfg.taskLists = false;
// Turn on strikethrough syntax
if (modeCfg.strikethrough === undefined)
modeCfg.strikethrough = false;
if (modeCfg.emoji === undefined)
modeCfg.emoji = false;
if (modeCfg.fencedCodeBlockHighlighting === undefined)
modeCfg.fencedCodeBlockHighlighting = true;
if (modeCfg.xml === undefined)
modeCfg.xml = true;
// Allow token types to be overridden by user-provided token types.
if (modeCfg.tokenTypeOverrides === undefined)
modeCfg.tokenTypeOverrides = {};
var tokenTypes = {
header: "header",
code: "comment",
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",
emoji: "builtin"
};
for (var tokenType in tokenTypes) {
if (tokenTypes.hasOwnProperty(tokenType) && modeCfg.tokenTypeOverrides[tokenType]) {
tokenTypes[tokenType] = modeCfg.tokenTypeOverrides[tokenType];
}
}
var hrRE = /^([*\-_])(?:\s*\1){2,}\s*$/
, listRE = /^(?:[*\-+]|^[0-9]+([.)]))\s+/
, taskListRE = /^\[(x| )\](?=\s)/i // Must follow listRE
, atxHeaderRE = modeCfg.allowAtxHeaderWithoutSpace ? /^(#+)/ : /^(#+)(?: |$)/
, setextHeaderRE = /^ *(?:\={1,}|-{1,})\s*$/
, textRE = /^[^#!\[\]*_\\<>` "'(~:]+/
, fencedCodeRE = /^(~~~+|```+)[ \t]*([\w+#-]*)[^\n`]*$/
, linkDefRE = /^\s*\[[^\]]+?\]:.*$/ // naive link-definition
, punctuation = /[!"#$%&'()*+,\-.\/:;<=>?@\[\\\]^_`{|}~\xA1\xA7\xAB\xB6\xB7\xBB\xBF\u037E\u0387\u055A-\u055F\u0589\u058A\u05BE\u05C0\u05C3\u05C6\u05F3\u05F4\u0609\u060A\u060C\u060D\u061B\u061E\u061F\u066A-\u066D\u06D4\u0700-\u070D\u07F7-\u07F9\u0830-\u083E\u085E\u0964\u0965\u0970\u0AF0\u0DF4\u0E4F\u0E5A\u0E5B\u0F04-\u0F12\u0F14\u0F3A-\u0F3D\u0F85\u0FD0-\u0FD4\u0FD9\u0FDA\u104A-\u104F\u10FB\u1360-\u1368\u1400\u166D\u166E\u169B\u169C\u16EB-\u16ED\u1735\u1736\u17D4-\u17D6\u17D8-\u17DA\u1800-\u180A\u1944\u1945\u1A1E\u1A1F\u1AA0-\u1AA6\u1AA8-\u1AAD\u1B5A-\u1B60\u1BFC-\u1BFF\u1C3B-\u1C3F\u1C7E\u1C7F\u1CC0-\u1CC7\u1CD3\u2010-\u2027\u2030-\u2043\u2045-\u2051\u2053-\u205E\u207D\u207E\u208D\u208E\u2308-\u230B\u2329\u232A\u2768-\u2775\u27C5\u27C6\u27E6-\u27EF\u2983-\u2998\u29D8-\u29DB\u29FC\u29FD\u2CF9-\u2CFC\u2CFE\u2CFF\u2D70\u2E00-\u2E2E\u2E30-\u2E42\u3001-\u3003\u3008-\u3011\u3014-\u301F\u3030\u303D\u30A0\u30FB\uA4FE\uA4FF\uA60D-\uA60F\uA673\uA67E\uA6F2-\uA6F7\uA874-\uA877\uA8CE\uA8CF\uA8F8-\uA8FA\uA8FC\uA92E\uA92F\uA95F\uA9C1-\uA9CD\uA9DE\uA9DF\uAA5C-\uAA5F\uAADE\uAADF\uAAF0\uAAF1\uABEB\uFD3E\uFD3F\uFE10-\uFE19\uFE30-\uFE52\uFE54-\uFE61\uFE63\uFE68\uFE6A\uFE6B\uFF01-\uFF03\uFF05-\uFF0A\uFF0C-\uFF0F\uFF1A\uFF1B\uFF1F\uFF20\uFF3B-\uFF3D\uFF3F\uFF5B\uFF5D\uFF5F-\uFF65]|\uD800[\uDD00-\uDD02\uDF9F\uDFD0]|\uD801\uDD6F|\uD802[\uDC57\uDD1F\uDD3F\uDE50-\uDE58\uDE7F\uDEF0-\uDEF6\uDF39-\uDF3F\uDF99-\uDF9C]|\uD804[\uDC47-\uDC4D\uDCBB\uDCBC\uDCBE-\uDCC1\uDD40-\uDD43\uDD74\uDD75\uDDC5-\uDDC9\uDDCD\uDDDB\uDDDD-\uDDDF\uDE38-\uDE3D\uDEA9]|\uD805[\uDCC6\uDDC1-\uDDD7\uDE41-\uDE43\uDF3C-\uDF3E]|\uD809[\uDC70-\uDC74]|\uD81A[\uDE6E\uDE6F\uDEF5\uDF37-\uDF3B\uDF44]|\uD82F\uDC9F|\uD836[\uDE87-\uDE8B]/
, expandedTab = " " // CommonMark specifies tab as 4 spaces
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;
state.linkHref = false;
state.linkText = 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 (state.f == htmlBlock) {
var exit = htmlModeMissing
if (!exit) {
var inner = CodeMirror.innerMode(htmlMode, state.htmlState)
exit = inner.mode.name == "xml" && inner.state.tagStart === null &&
(!inner.state.context && inner.state.tokenize.isInText)
}
if (exit) {
state.f = inlineNormal;
state.block = blockNormal;
state.htmlState = null;
}
}
// Reset state.trailingSpace
state.trailingSpace = 0;
state.trailingSpaceNewLine = false;
// Mark this line as blank
state.prevLine = state.thisLine
state.thisLine = {stream: null}
return null;
}
function blockNormal(stream, state) {
var firstTokenOnLine = stream.column() === state.indentation;
var prevLineLineIsEmpty = lineIsEmpty(state.prevLine.stream);
var prevLineIsIndentedCode = state.indentedCode;
var prevLineIsHr = state.prevLine.hr;
var prevLineIsList = state.list !== false;
var maxNonCodeIndentation = (state.listStack[state.listStack.length - 1] || 0) + 3;
state.indentedCode = false;
var lineIndentation = state.indentation;
// compute once per line (on first token)
if (state.indentationDiff === null) {
state.indentationDiff = state.indentation;
if (prevLineIsList) {
// Reset inline styles which shouldn't propagate aross list items
state.em = false;
state.strong = false;
state.code = false;
state.strikethrough = false;
state.list = null;
// 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, and update block indentation state
while (lineIndentation < state.listStack[state.listStack.length - 1]) {
state.listStack.pop();
if (state.listStack.length) {
state.indentation = state.listStack[state.listStack.length - 1];
// less than the first list's indent -> the line is no longer a list
} else {
state.list = false;
}
}
if (state.list !== false) {
state.indentationDiff = lineIndentation - state.listStack[state.listStack.length - 1]
}
}
}
// not comprehensive (currently only for setext detection purposes)
var allowsInlineContinuation = (
!prevLineLineIsEmpty && !prevLineIsHr && !state.prevLine.header &&
(!prevLineIsList || !prevLineIsIndentedCode) &&
!state.prevLine.fencedCodeEnd
);
var isHr = (state.list === false || prevLineIsHr || prevLineLineIsEmpty) &&
state.indentation <= maxNonCodeIndentation && stream.match(hrRE);
var match = null;
if (state.indentationDiff >= 4 && (prevLineIsIndentedCode || state.prevLine.fencedCodeEnd ||
state.prevLine.header || prevLineLineIsEmpty)) {
stream.skipToEnd();
state.indentedCode = true;
return tokenTypes.code;
} else if (stream.eatSpace()) {
return null;
} else if (firstTokenOnLine && state.indentation <= maxNonCodeIndentation && (match = stream.match(atxHeaderRE)) && match[1].length <= 6) {
state.quote = 0;
state.header = match[1].length;
state.thisLine.header = true;
if (modeCfg.highlightFormatting) state.formatting = "header";
state.f = state.inline;
return getType(state);
} else if (state.indentation <= maxNonCodeIndentation && stream.eat('>')) {
state.quote = firstTokenOnLine ? 1 : state.quote + 1;
if (modeCfg.highlightFormatting) state.formatting = "quote";
stream.eatSpace();
return getType(state);
} else if (!isHr && !state.setext && firstTokenOnLine && state.indentation <= maxNonCodeIndentation && (match = stream.match(listRE))) {
var listType = match[1] ? "ol" : "ul";
state.indentation = lineIndentation + stream.current().length;
state.list = true;
state.quote = 0;
// 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 (firstTokenOnLine && state.indentation <= maxNonCodeIndentation && (match = stream.match(fencedCodeRE, true))) {
state.quote = 0;
state.fencedEndRE = new RegExp(match[1] + "+ *$");
// try switching mode
state.localMode = modeCfg.fencedCodeBlockHighlighting && 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);
// SETEXT has lowest block-scope precedence after HR, so check it after
// the others (code, blockquote, list...)
} else if (
// if setext set, indicates line after ---/===
state.setext || (
// line before ---/===
(!allowsInlineContinuation || !prevLineIsList) && !state.quote && state.list === false &&
!state.code && !isHr && !linkDefRE.test(stream.string) &&
(match = stream.lookAhead(1)) && (match = match.match(setextHeaderRE))
)
) {
if ( !state.setext ) {
state.header = match[0].charAt(0) == '=' ? 1 : 2;
state.setext = state.header;
} else {
state.header = state.setext;
// has no effect on type so we can reset it now
state.setext = 0;
stream.skipToEnd();
if (modeCfg.highlightFormatting) state.formatting = "header";
}
state.thisLine.header = true;
state.f = state.inline;
return getType(state);
} else if (isHr) {
stream.skipToEnd();
state.hr = true;
state.thisLine.hr = true;
return tokenTypes.hr;
} else if (stream.peek() === '[') {
return switchInline(stream, state, footnoteLink);
}
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) {
var currListInd = state.listStack[state.listStack.length - 1] || 0;
var hasExitedList = state.indentation < currListInd;
var maxFencedEndInd = currListInd + 3;
if (state.fencedEndRE && state.indentation <= maxFencedEndInd && (hasExitedList || stream.match(state.fencedEndRE))) {
if (modeCfg.highlightFormatting) state.formatting = "code-block";
var returnType;
if (!hasExitedList) returnType = getType(state)
state.localMode = state.localState = null;
state.block = blockNormal;
state.f = inlineNormal;
state.fencedEndRE = null;
state.code = 0
state.thisLine.fencedCodeEnd = true;
if (hasExitedList) return switchBlock(stream, state, state.block);
return returnType;
} else if (state.localMode) {
return state.localMode.token(stream, state.localState);
} else {
stream.skipToEnd();
return tokenTypes.code;
}
}
// 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.emoji) { styles.push(tokenTypes.emoji); }
if (state.linkText) { styles.push(tokenTypes.linkText); }
if (state.code) { styles.push(tokenTypes.code); }
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] === " ";
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);
}
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.quote || count == 1)) {
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);
}
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(/\[[^\]]*\] ?(?:\(|\[)/, false)) {
state.imageMarker = true;
state.image = true;
if (modeCfg.highlightFormatting) state.formatting = "image";
return getType(state);
}
if (ch === '[' && state.imageMarker && stream.match(/[^\]]*\](\(.*?\)| ?\[.*?\])/, false)) {
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 === '[' && !state.image) {
if (state.linkText && stream.match(/^.*?\]/)) return getType(state)
state.linkText = true;
if (modeCfg.highlightFormatting) state.formatting = "link";
return getType(state);
}
if (ch === ']' && state.linkText) {
if (modeCfg.highlightFormatting) state.formatting = "link";
var type = getType(state);
state.linkText = false;
state.inline = state.f = stream.match(/\(.*?\)| ?\[.*?\]/, false) ? linkHref : inlineNormal
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 (modeCfg.xml && ch === '<' && stream.match(/^(!--|\?|!\[CDATA\[|[a-z][a-z0-9-]*(?:\s+[a-z_:.\-]+(?:\s*=\s*[^>]+)?)*\s*(?:>|$))/i, 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 (modeCfg.xml && ch === '<' && stream.match(/^\/\w*?>/)) {
state.md_inside = false;
return "tag";
} else if (ch === "*" || ch === "_") {
var len = 1, before = stream.pos == 1 ? " " : stream.string.charAt(stream.pos - 2)
while (len < 3 && stream.eat(ch)) len++
var after = stream.peek() || " "
// See http://spec.commonmark.org/0.27/#emphasis-and-strong-emphasis
var leftFlanking = !/\s/.test(after) && (!punctuation.test(after) || /\s/.test(before) || punctuation.test(before))
var rightFlanking = !/\s/.test(before) && (!punctuation.test(before) || /\s/.test(after) || punctuation.test(after))
var setEm = null, setStrong = null
if (len % 2) { // Em
if (!state.em && leftFlanking && (ch === "*" || !rightFlanking || punctuation.test(before)))
setEm = true
else if (state.em == ch && rightFlanking && (ch === "*" || !leftFlanking || punctuation.test(after)))
setEm = false
}
if (len > 1) { // Strong
if (!state.strong && leftFlanking && (ch === "*" || !rightFlanking || punctuation.test(before)))
setStrong = true
else if (state.strong == ch && rightFlanking && (ch === "*" || !leftFlanking || punctuation.test(after)))
setStrong = false
}
if (setStrong != null || setEm != null) {
if (modeCfg.highlightFormatting) state.formatting = setEm == null ? "strong" : setStrong == null ? "em" : "strong em"
if (setEm === true) state.em = ch
if (setStrong === true) state.strong = ch
var t = getType(state)
if (setEm === false) state.em = false
if (setStrong === false) state.strong = false
return t
}
} 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 (modeCfg.emoji && ch === ":" && stream.match(/^(?:[a-z_\d+][a-z_\d+-]*|\-[a-z_\d+][a-z_\d+-]*):/)) {
state.emoji = true;
if (modeCfg.highlightFormatting) state.formatting = "emoji";
var retType = getType(state);
state.emoji = false;
return retType;
}
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 === "(" ? ")" : "]");
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: {stream: null},
thisLine: {stream: null},
block: blockNormal,
htmlState: null,
indentation: 0,
inline: inlineNormal,
text: handleText,
formatting: false,
linkText: false,
linkHref: false,
linkTitle: false,
code: 0,
em: false,
strong: false,
header: 0,
setext: 0,
hr: false,
taskList: false,
list: false,
listStack: [],
quote: 0,
trailingSpace: 0,
trailingSpaceNewLine: false,
strikethrough: false,
emoji: false,
fencedEndRE: 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,
linkText: s.linkText,
linkTitle: s.linkTitle,
linkHref: s.linkHref,
code: s.code,
em: s.em,
strong: s.strong,
strikethrough: s.strikethrough,
emoji: s.emoji,
header: s.header,
setext: s.setext,
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,
fencedEndRE: s.fencedEndRE
};
},
token: function(stream, state) {
// Reset state.formatting
state.formatting = false;
if (stream != state.thisLine.stream) {
state.header = 0;
state.hr = false;
if (stream.match(/^\s*$/, true)) {
blankLine(state);
return null;
}
state.prevLine = state.thisLine
state.thisLine = {stream: stream}
// Reset state.taskList
state.taskList = false;
// Reset state.trailingSpace
state.trailingSpace = 0;
state.trailingSpaceNewLine = false;
if (!state.localState) {
state.f = state.block;
if (state.f != htmlBlock) {
var indentation = stream.match(/^\s*/, true)[0].replace(/\t/g, expandedTab).length;
state.indentation = indentation;
state.indentationDiff = null;
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};
},
indent: function(state, textAfter, line) {
if (state.block == htmlBlock && htmlMode.indent) return htmlMode.indent(state.htmlState, textAfter, line)
if (state.localState && state.localMode.indent) return state.localMode.indent(state.localState, textAfter, line)
return CodeMirror.Pass
},
blankLine: blankLine,
getType: getType,
blockCommentStart: "",
closeBrackets: "()[]{}''\"\"``",
fold: "markdown"
};
return mode;
}, "xml");
CodeMirror.defineMIME("text/markdown", "markdown");
CodeMirror.defineMIME("text/x-markdown", "markdown");
});
