mirror of
https://github.com/go-gitea/gitea.git
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1e9b330525
* Update CodeMirror to version 5.49.0 * Update CodeMirror versions in librejs and VERSIONS
885 lines
30 KiB
JavaScript
Vendored
885 lines
30 KiB
JavaScript
Vendored
// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: https://codemirror.net/LICENSE
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../../lib/codemirror"), require("../xml/xml"), require("../meta"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror", "../xml/xml", "../meta"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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CodeMirror.defineMode("markdown", function(cmCfg, modeCfg) {
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var htmlMode = CodeMirror.getMode(cmCfg, "text/html");
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var htmlModeMissing = htmlMode.name == "null"
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function getMode(name) {
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if (CodeMirror.findModeByName) {
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var found = CodeMirror.findModeByName(name);
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if (found) name = found.mime || found.mimes[0];
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}
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var mode = CodeMirror.getMode(cmCfg, name);
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return mode.name == "null" ? null : mode;
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}
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// Should characters that affect highlighting be highlighted separate?
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// Does not include characters that will be output (such as `1.` and `-` for lists)
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if (modeCfg.highlightFormatting === undefined)
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modeCfg.highlightFormatting = false;
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// Maximum number of nested blockquotes. Set to 0 for infinite nesting.
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// Excess `>` will emit `error` token.
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if (modeCfg.maxBlockquoteDepth === undefined)
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modeCfg.maxBlockquoteDepth = 0;
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// Turn on task lists? ("- [ ] " and "- [x] ")
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if (modeCfg.taskLists === undefined) modeCfg.taskLists = false;
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// Turn on strikethrough syntax
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if (modeCfg.strikethrough === undefined)
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modeCfg.strikethrough = false;
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if (modeCfg.emoji === undefined)
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modeCfg.emoji = false;
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if (modeCfg.fencedCodeBlockHighlighting === undefined)
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modeCfg.fencedCodeBlockHighlighting = true;
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if (modeCfg.xml === undefined)
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modeCfg.xml = true;
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// Allow token types to be overridden by user-provided token types.
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if (modeCfg.tokenTypeOverrides === undefined)
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modeCfg.tokenTypeOverrides = {};
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var tokenTypes = {
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header: "header",
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code: "comment",
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quote: "quote",
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list1: "variable-2",
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list2: "variable-3",
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list3: "keyword",
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hr: "hr",
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image: "image",
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imageAltText: "image-alt-text",
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imageMarker: "image-marker",
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formatting: "formatting",
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linkInline: "link",
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linkEmail: "link",
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linkText: "link",
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linkHref: "string",
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em: "em",
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strong: "strong",
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strikethrough: "strikethrough",
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emoji: "builtin"
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};
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for (var tokenType in tokenTypes) {
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if (tokenTypes.hasOwnProperty(tokenType) && modeCfg.tokenTypeOverrides[tokenType]) {
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tokenTypes[tokenType] = modeCfg.tokenTypeOverrides[tokenType];
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}
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}
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var hrRE = /^([*\-_])(?:\s*\1){2,}\s*$/
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, listRE = /^(?:[*\-+]|^[0-9]+([.)]))\s+/
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, taskListRE = /^\[(x| )\](?=\s)/i // Must follow listRE
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, atxHeaderRE = modeCfg.allowAtxHeaderWithoutSpace ? /^(#+)/ : /^(#+)(?: |$)/
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, setextHeaderRE = /^ *(?:\={1,}|-{1,})\s*$/
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, textRE = /^[^#!\[\]*_\\<>` "'(~:]+/
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, fencedCodeRE = /^(~~~+|```+)[ \t]*([\w+#-]*)[^\n`]*$/
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, linkDefRE = /^\s*\[[^\]]+?\]:.*$/ // naive link-definition
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, punctuation = /[!"#$%&'()*+,\-.\/:;<=>?@\[\\\]^_`{|}~\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]/
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, expandedTab = " " // CommonMark specifies tab as 4 spaces
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function switchInline(stream, state, f) {
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state.f = state.inline = f;
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return f(stream, state);
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}
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function switchBlock(stream, state, f) {
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state.f = state.block = f;
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return f(stream, state);
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}
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function lineIsEmpty(line) {
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return !line || !/\S/.test(line.string)
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}
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// Blocks
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function blankLine(state) {
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// Reset linkTitle state
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state.linkTitle = false;
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state.linkHref = false;
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state.linkText = false;
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// Reset EM state
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state.em = false;
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// Reset STRONG state
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state.strong = false;
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// Reset strikethrough state
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state.strikethrough = false;
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// Reset state.quote
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state.quote = 0;
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// Reset state.indentedCode
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state.indentedCode = false;
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if (state.f == htmlBlock) {
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var exit = htmlModeMissing
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if (!exit) {
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var inner = CodeMirror.innerMode(htmlMode, state.htmlState)
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exit = inner.mode.name == "xml" && inner.state.tagStart === null &&
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(!inner.state.context && inner.state.tokenize.isInText)
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}
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if (exit) {
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state.f = inlineNormal;
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state.block = blockNormal;
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state.htmlState = null;
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}
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}
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// Reset state.trailingSpace
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state.trailingSpace = 0;
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state.trailingSpaceNewLine = false;
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// Mark this line as blank
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state.prevLine = state.thisLine
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state.thisLine = {stream: null}
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return null;
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}
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function blockNormal(stream, state) {
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var firstTokenOnLine = stream.column() === state.indentation;
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var prevLineLineIsEmpty = lineIsEmpty(state.prevLine.stream);
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var prevLineIsIndentedCode = state.indentedCode;
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var prevLineIsHr = state.prevLine.hr;
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var prevLineIsList = state.list !== false;
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var maxNonCodeIndentation = (state.listStack[state.listStack.length - 1] || 0) + 3;
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state.indentedCode = false;
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var lineIndentation = state.indentation;
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// compute once per line (on first token)
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if (state.indentationDiff === null) {
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state.indentationDiff = state.indentation;
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if (prevLineIsList) {
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// Reset inline styles which shouldn't propagate aross list items
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state.em = false;
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state.strong = false;
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state.code = false;
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state.strikethrough = false;
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state.list = null;
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// While this list item's marker's indentation is less than the deepest
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// list item's content's indentation,pop the deepest list item
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// indentation off the stack, and update block indentation state
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while (lineIndentation < state.listStack[state.listStack.length - 1]) {
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state.listStack.pop();
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if (state.listStack.length) {
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state.indentation = state.listStack[state.listStack.length - 1];
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// less than the first list's indent -> the line is no longer a list
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} else {
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state.list = false;
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}
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}
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if (state.list !== false) {
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state.indentationDiff = lineIndentation - state.listStack[state.listStack.length - 1]
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}
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}
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}
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// not comprehensive (currently only for setext detection purposes)
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var allowsInlineContinuation = (
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!prevLineLineIsEmpty && !prevLineIsHr && !state.prevLine.header &&
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(!prevLineIsList || !prevLineIsIndentedCode) &&
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!state.prevLine.fencedCodeEnd
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);
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var isHr = (state.list === false || prevLineIsHr || prevLineLineIsEmpty) &&
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state.indentation <= maxNonCodeIndentation && stream.match(hrRE);
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var match = null;
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if (state.indentationDiff >= 4 && (prevLineIsIndentedCode || state.prevLine.fencedCodeEnd ||
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state.prevLine.header || prevLineLineIsEmpty)) {
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stream.skipToEnd();
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state.indentedCode = true;
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return tokenTypes.code;
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} else if (stream.eatSpace()) {
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return null;
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} else if (firstTokenOnLine && state.indentation <= maxNonCodeIndentation && (match = stream.match(atxHeaderRE)) && match[1].length <= 6) {
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state.quote = 0;
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state.header = match[1].length;
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state.thisLine.header = true;
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if (modeCfg.highlightFormatting) state.formatting = "header";
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state.f = state.inline;
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return getType(state);
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} else if (state.indentation <= maxNonCodeIndentation && stream.eat('>')) {
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state.quote = firstTokenOnLine ? 1 : state.quote + 1;
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if (modeCfg.highlightFormatting) state.formatting = "quote";
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stream.eatSpace();
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return getType(state);
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} else if (!isHr && !state.setext && firstTokenOnLine && state.indentation <= maxNonCodeIndentation && (match = stream.match(listRE))) {
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var listType = match[1] ? "ol" : "ul";
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state.indentation = lineIndentation + stream.current().length;
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state.list = true;
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state.quote = 0;
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// Add this list item's content's indentation to the stack
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state.listStack.push(state.indentation);
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if (modeCfg.taskLists && stream.match(taskListRE, false)) {
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state.taskList = true;
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}
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state.f = state.inline;
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if (modeCfg.highlightFormatting) state.formatting = ["list", "list-" + listType];
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return getType(state);
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} else if (firstTokenOnLine && state.indentation <= maxNonCodeIndentation && (match = stream.match(fencedCodeRE, true))) {
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state.quote = 0;
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state.fencedEndRE = new RegExp(match[1] + "+ *$");
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// try switching mode
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state.localMode = modeCfg.fencedCodeBlockHighlighting && getMode(match[2]);
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if (state.localMode) state.localState = CodeMirror.startState(state.localMode);
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state.f = state.block = local;
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if (modeCfg.highlightFormatting) state.formatting = "code-block";
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state.code = -1
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return getType(state);
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// SETEXT has lowest block-scope precedence after HR, so check it after
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// the others (code, blockquote, list...)
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} else if (
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// if setext set, indicates line after ---/===
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state.setext || (
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// line before ---/===
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(!allowsInlineContinuation || !prevLineIsList) && !state.quote && state.list === false &&
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!state.code && !isHr && !linkDefRE.test(stream.string) &&
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(match = stream.lookAhead(1)) && (match = match.match(setextHeaderRE))
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)
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) {
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if ( !state.setext ) {
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state.header = match[0].charAt(0) == '=' ? 1 : 2;
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state.setext = state.header;
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} else {
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state.header = state.setext;
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// has no effect on type so we can reset it now
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state.setext = 0;
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stream.skipToEnd();
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if (modeCfg.highlightFormatting) state.formatting = "header";
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}
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state.thisLine.header = true;
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state.f = state.inline;
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return getType(state);
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} else if (isHr) {
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stream.skipToEnd();
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state.hr = true;
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state.thisLine.hr = true;
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return tokenTypes.hr;
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} else if (stream.peek() === '[') {
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return switchInline(stream, state, footnoteLink);
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}
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return switchInline(stream, state, state.inline);
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}
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function htmlBlock(stream, state) {
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var style = htmlMode.token(stream, state.htmlState);
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if (!htmlModeMissing) {
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var inner = CodeMirror.innerMode(htmlMode, state.htmlState)
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if ((inner.mode.name == "xml" && inner.state.tagStart === null &&
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(!inner.state.context && inner.state.tokenize.isInText)) ||
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(state.md_inside && stream.current().indexOf(">") > -1)) {
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state.f = inlineNormal;
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state.block = blockNormal;
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state.htmlState = null;
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}
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}
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return style;
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}
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function local(stream, state) {
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var currListInd = state.listStack[state.listStack.length - 1] || 0;
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var hasExitedList = state.indentation < currListInd;
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var maxFencedEndInd = currListInd + 3;
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if (state.fencedEndRE && state.indentation <= maxFencedEndInd && (hasExitedList || stream.match(state.fencedEndRE))) {
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if (modeCfg.highlightFormatting) state.formatting = "code-block";
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var returnType;
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if (!hasExitedList) returnType = getType(state)
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state.localMode = state.localState = null;
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state.block = blockNormal;
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state.f = inlineNormal;
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state.fencedEndRE = null;
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state.code = 0
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state.thisLine.fencedCodeEnd = true;
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if (hasExitedList) return switchBlock(stream, state, state.block);
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return returnType;
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} else if (state.localMode) {
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return state.localMode.token(stream, state.localState);
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} else {
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stream.skipToEnd();
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return tokenTypes.code;
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}
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}
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// Inline
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function getType(state) {
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var styles = [];
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if (state.formatting) {
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styles.push(tokenTypes.formatting);
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if (typeof state.formatting === "string") state.formatting = [state.formatting];
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for (var i = 0; i < state.formatting.length; i++) {
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styles.push(tokenTypes.formatting + "-" + state.formatting[i]);
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if (state.formatting[i] === "header") {
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styles.push(tokenTypes.formatting + "-" + state.formatting[i] + "-" + state.header);
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}
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// Add `formatting-quote` and `formatting-quote-#` for blockquotes
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// Add `error` instead if the maximum blockquote nesting depth is passed
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if (state.formatting[i] === "quote") {
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if (!modeCfg.maxBlockquoteDepth || modeCfg.maxBlockquoteDepth >= state.quote) {
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styles.push(tokenTypes.formatting + "-" + state.formatting[i] + "-" + state.quote);
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} else {
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styles.push("error");
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}
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}
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}
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}
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if (state.taskOpen) {
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styles.push("meta");
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return styles.length ? styles.join(' ') : null;
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}
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if (state.taskClosed) {
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styles.push("property");
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return styles.length ? styles.join(' ') : null;
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}
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if (state.linkHref) {
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styles.push(tokenTypes.linkHref, "url");
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} else { // Only apply inline styles to non-url text
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if (state.strong) { styles.push(tokenTypes.strong); }
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if (state.em) { styles.push(tokenTypes.em); }
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if (state.strikethrough) { styles.push(tokenTypes.strikethrough); }
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if (state.emoji) { styles.push(tokenTypes.emoji); }
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if (state.linkText) { styles.push(tokenTypes.linkText); }
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if (state.code) { styles.push(tokenTypes.code); }
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if (state.image) { styles.push(tokenTypes.image); }
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if (state.imageAltText) { styles.push(tokenTypes.imageAltText, "link"); }
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if (state.imageMarker) { styles.push(tokenTypes.imageMarker); }
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}
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if (state.header) { styles.push(tokenTypes.header, tokenTypes.header + "-" + state.header); }
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if (state.quote) {
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styles.push(tokenTypes.quote);
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// Add `quote-#` where the maximum for `#` is modeCfg.maxBlockquoteDepth
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if (!modeCfg.maxBlockquoteDepth || modeCfg.maxBlockquoteDepth >= state.quote) {
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styles.push(tokenTypes.quote + "-" + state.quote);
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} else {
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styles.push(tokenTypes.quote + "-" + modeCfg.maxBlockquoteDepth);
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}
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}
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if (state.list !== false) {
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var listMod = (state.listStack.length - 1) % 3;
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if (!listMod) {
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styles.push(tokenTypes.list1);
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} else if (listMod === 1) {
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styles.push(tokenTypes.list2);
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} else {
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styles.push(tokenTypes.list3);
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}
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}
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if (state.trailingSpaceNewLine) {
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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: "<!--",
|
|
blockCommentEnd: "-->",
|
|
closeBrackets: "()[]{}''\"\"``",
|
|
fold: "markdown"
|
|
};
|
|
return mode;
|
|
}, "xml");
|
|
|
|
CodeMirror.defineMIME("text/markdown", "markdown");
|
|
|
|
CodeMirror.defineMIME("text/x-markdown", "markdown");
|
|
|
|
});
|