| 1 |
// CodeMirror, copyright (c) by Marijn Haverbeke and others |
| 2 |
// Distributed under an MIT license: https://codemirror.net/5/LICENSE |
| 3 |
|
| 4 |
(function(mod) { |
| 5 |
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 |
| 10 |
mod(CodeMirror); |
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})(function(CodeMirror) { |
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"use strict"; |
| 13 |
|
| 14 |
CodeMirror.defineMode("markdown", function(cmCfg, modeCfg) { |
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|
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var htmlMode = CodeMirror.getMode(cmCfg, "text/html"); |
| 17 |
var htmlModeMissing = htmlMode.name == "null" |
| 18 |
|
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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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} |
| 27 |
|
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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; |
| 32 |
|
| 33 |
// Maximum number of nested blockquotes. Set to 0 for infinite nesting. |
| 34 |
// Excess `>` will emit `error` token. |
| 35 |
if (modeCfg.maxBlockquoteDepth === undefined) |
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modeCfg.maxBlockquoteDepth = 0; |
| 37 |
|
| 38 |
// Turn on task lists? ("- [ ] " and "- [x] ") |
| 39 |
if (modeCfg.taskLists === undefined) modeCfg.taskLists = false; |
| 40 |
|
| 41 |
// Turn on strikethrough syntax |
| 42 |
if (modeCfg.strikethrough === undefined) |
| 43 |
modeCfg.strikethrough = false; |
| 44 |
|
| 45 |
if (modeCfg.emoji === undefined) |
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modeCfg.emoji = false; |
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|
| 48 |
if (modeCfg.fencedCodeBlockHighlighting === undefined) |
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modeCfg.fencedCodeBlockHighlighting = true; |
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|
| 51 |
if (modeCfg.fencedCodeBlockDefaultMode === undefined) |
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modeCfg.fencedCodeBlockDefaultMode = 'text/plain'; |
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|
| 54 |
if (modeCfg.xml === undefined) |
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modeCfg.xml = true; |
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|
| 57 |
// 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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|
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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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|
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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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} |
| 88 |
|
| 89 |
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 ? /^(#+)/ : /^(#+)(?: |$)/ |
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, setextHeaderRE = /^ {0,3}(?:\={1,}|-{2,})\s*$/ |
| 94 |
, textRE = /^[^#!\[\]*_\\<>` "'(~:]+/ |
| 95 |
, 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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|
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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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|
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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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|
| 110 |
function lineIsEmpty(line) { |
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return !line || !/\S/.test(line.string) |
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} |
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|
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// Blocks |
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|
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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 |
| 133 |
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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|
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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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|
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state.indentedCode = false; |
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|
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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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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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|
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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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|
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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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|
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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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|
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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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|
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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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// Reset inline styles which shouldn't propagate across 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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|
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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] || modeCfg.fencedCodeBlockDefaultMode ); |
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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); |
| 248 |
// SETEXT has lowest block-scope precedence after HR, so check it after |
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// the others (code, blockquote, list...) |
| 250 |
} 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() === '[') { |
| 278 |
return switchInline(stream, state, footnoteLink); |
| 279 |
} |
| 280 |
|
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return switchInline(stream, state, state.inline); |
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} |
| 283 |
|
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function htmlBlock(stream, state) { |
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var style = htmlMode.token(stream, state.htmlState); |
| 286 |
if (!htmlModeMissing) { |
| 287 |
var inner = CodeMirror.innerMode(htmlMode, state.htmlState) |
| 288 |
if ((inner.mode.name == "xml" && inner.state.tagStart === null && |
| 289 |
(!inner.state.context && inner.state.tokenize.isInText)) || |
| 290 |
(state.md_inside && stream.current().indexOf(">") > -1)) { |
| 291 |
state.f = inlineNormal; |
| 292 |
state.block = blockNormal; |
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state.htmlState = null; |
| 294 |
} |
| 295 |
} |
| 296 |
return style; |
| 297 |
} |
| 298 |
|
| 299 |
function local(stream, state) { |
| 300 |
var currListInd = state.listStack[state.listStack.length - 1] || 0; |
| 301 |
var hasExitedList = state.indentation < currListInd; |
| 302 |
var maxFencedEndInd = currListInd + 3; |
| 303 |
if (state.fencedEndRE && state.indentation <= maxFencedEndInd && (hasExitedList || stream.match(state.fencedEndRE))) { |
| 304 |
if (modeCfg.highlightFormatting) state.formatting = "code-block"; |
| 305 |
var returnType; |
| 306 |
if (!hasExitedList) returnType = getType(state) |
| 307 |
state.localMode = state.localState = null; |
| 308 |
state.block = blockNormal; |
| 309 |
state.f = inlineNormal; |
| 310 |
state.fencedEndRE = null; |
| 311 |
state.code = 0 |
| 312 |
state.thisLine.fencedCodeEnd = true; |
| 313 |
if (hasExitedList) return switchBlock(stream, state, state.block); |
| 314 |
return returnType; |
| 315 |
} else if (state.localMode) { |
| 316 |
return state.localMode.token(stream, state.localState); |
| 317 |
} else { |
| 318 |
stream.skipToEnd(); |
| 319 |
return tokenTypes.code; |
| 320 |
} |
| 321 |
} |
| 322 |
|
| 323 |
// Inline |
| 324 |
function getType(state) { |
| 325 |
var styles = []; |
| 326 |
|
| 327 |
if (state.formatting) { |
| 328 |
styles.push(tokenTypes.formatting); |
| 329 |
|
| 330 |
if (typeof state.formatting === "string") state.formatting = [state.formatting]; |
| 331 |
|
| 332 |
for (var i = 0; i < state.formatting.length; i++) { |
| 333 |
styles.push(tokenTypes.formatting + "-" + state.formatting[i]); |
| 334 |
|
| 335 |
if (state.formatting[i] === "header") { |
| 336 |
styles.push(tokenTypes.formatting + "-" + state.formatting[i] + "-" + state.header); |
| 337 |
} |
| 338 |
|
| 339 |
// Add `formatting-quote` and `formatting-quote-#` for blockquotes |
| 340 |
// Add `error` instead if the maximum blockquote nesting depth is passed |
| 341 |
if (state.formatting[i] === "quote") { |
| 342 |
if (!modeCfg.maxBlockquoteDepth || modeCfg.maxBlockquoteDepth >= state.quote) { |
| 343 |
styles.push(tokenTypes.formatting + "-" + state.formatting[i] + "-" + state.quote); |
| 344 |
} else { |
| 345 |
styles.push("error"); |
| 346 |
} |
| 347 |
} |
| 348 |
} |
| 349 |
} |
| 350 |
|
| 351 |
if (state.taskOpen) { |
| 352 |
styles.push("meta"); |
| 353 |
return styles.length ? styles.join(' ') : null; |
| 354 |
} |
| 355 |
if (state.taskClosed) { |
| 356 |
styles.push("property"); |
| 357 |
return styles.length ? styles.join(' ') : null; |
| 358 |
} |
| 359 |
|
| 360 |
if (state.linkHref) { |
| 361 |
styles.push(tokenTypes.linkHref, "url"); |
| 362 |
} else { // Only apply inline styles to non-url text |
| 363 |
if (state.strong) { styles.push(tokenTypes.strong); } |
| 364 |
if (state.em) { styles.push(tokenTypes.em); } |
| 365 |
if (state.strikethrough) { styles.push(tokenTypes.strikethrough); } |
| 366 |
if (state.emoji) { styles.push(tokenTypes.emoji); } |
| 367 |
if (state.linkText) { styles.push(tokenTypes.linkText); } |
| 368 |
if (state.code) { styles.push(tokenTypes.code); } |
| 369 |
if (state.image) { styles.push(tokenTypes.image); } |
| 370 |
if (state.imageAltText) { styles.push(tokenTypes.imageAltText, "link"); } |
| 371 |
if (state.imageMarker) { styles.push(tokenTypes.imageMarker); } |
| 372 |
} |
| 373 |
|
| 374 |
if (state.header) { styles.push(tokenTypes.header, tokenTypes.header + "-" + state.header); } |
| 375 |
|
| 376 |
if (state.quote) { |
| 377 |
styles.push(tokenTypes.quote); |
| 378 |
|
| 379 |
// Add `quote-#` where the maximum for `#` is modeCfg.maxBlockquoteDepth |
| 380 |
if (!modeCfg.maxBlockquoteDepth || modeCfg.maxBlockquoteDepth >= state.quote) { |
| 381 |
styles.push(tokenTypes.quote + "-" + state.quote); |
| 382 |
} else { |
| 383 |
styles.push(tokenTypes.quote + "-" + modeCfg.maxBlockquoteDepth); |
| 384 |
} |
| 385 |
} |
| 386 |
|
| 387 |
if (state.list !== false) { |
| 388 |
var listMod = (state.listStack.length - 1) % 3; |
| 389 |
if (!listMod) { |
| 390 |
styles.push(tokenTypes.list1); |
| 391 |
} else if (listMod === 1) { |
| 392 |
styles.push(tokenTypes.list2); |
| 393 |
} else { |
| 394 |
styles.push(tokenTypes.list3); |
| 395 |
} |
| 396 |
} |
| 397 |
|
| 398 |
if (state.trailingSpaceNewLine) { |
| 399 |
styles.push("trailing-space-new-line"); |
| 400 |
} else if (state.trailingSpace) { |
| 401 |
styles.push("trailing-space-" + (state.trailingSpace % 2 ? "a" : "b")); |
| 402 |
} |
| 403 |
|
| 404 |
return styles.length ? styles.join(' ') : null; |
| 405 |
} |
| 406 |
|
| 407 |
function handleText(stream, state) { |
| 408 |
if (stream.match(textRE, true)) { |
| 409 |
return getType(state); |
| 410 |
} |
| 411 |
return undefined; |
| 412 |
} |
| 413 |
|
| 414 |
function inlineNormal(stream, state) { |
| 415 |
var style = state.text(stream, state); |
| 416 |
if (typeof style !== 'undefined') |
| 417 |
return style; |
| 418 |
|
| 419 |
if (state.list) { // List marker (*, +, -, 1., etc) |
| 420 |
state.list = null; |
| 421 |
return getType(state); |
| 422 |
} |
| 423 |
|
| 424 |
if (state.taskList) { |
| 425 |
var taskOpen = stream.match(taskListRE, true)[1] === " "; |
| 426 |
if (taskOpen) state.taskOpen = true; |
| 427 |
else state.taskClosed = true; |
| 428 |
if (modeCfg.highlightFormatting) state.formatting = "task"; |
| 429 |
state.taskList = false; |
| 430 |
return getType(state); |
| 431 |
} |
| 432 |
|
| 433 |
state.taskOpen = false; |
| 434 |
state.taskClosed = false; |
| 435 |
|
| 436 |
if (state.header && stream.match(/^#+$/, true)) { |
| 437 |
if (modeCfg.highlightFormatting) state.formatting = "header"; |
| 438 |
return getType(state); |
| 439 |
} |
| 440 |
|
| 441 |
var ch = stream.next(); |
| 442 |
|
| 443 |
// Matches link titles present on next line |
| 444 |
if (state.linkTitle) { |
| 445 |
state.linkTitle = false; |
| 446 |
var matchCh = ch; |
| 447 |
if (ch === '(') { |
| 448 |
matchCh = ')'; |
| 449 |
} |
| 450 |
matchCh = (matchCh+'').replace(/([.?*+^\[\]\\(){}|-])/g, "\\$1"); |
| 451 |
var regex = '^\\s*(?:[^' + matchCh + '\\\\]+|\\\\\\\\|\\\\.)' + matchCh; |
| 452 |
if (stream.match(new RegExp(regex), true)) { |
| 453 |
return tokenTypes.linkHref; |
| 454 |
} |
| 455 |
} |
| 456 |
|
| 457 |
// If this block is changed, it may need to be updated in GFM mode |
| 458 |
if (ch === '`') { |
| 459 |
var previousFormatting = state.formatting; |
| 460 |
if (modeCfg.highlightFormatting) state.formatting = "code"; |
| 461 |
stream.eatWhile('`'); |
| 462 |
var count = stream.current().length |
| 463 |
if (state.code == 0 && (!state.quote || count == 1)) { |
| 464 |
state.code = count |
| 465 |
return getType(state) |
| 466 |
} else if (count == state.code) { // Must be exact |
| 467 |
var t = getType(state) |
| 468 |
state.code = 0 |
| 469 |
return t |
| 470 |
} else { |
| 471 |
state.formatting = previousFormatting |
| 472 |
return getType(state) |
| 473 |
} |
| 474 |
} else if (state.code) { |
| 475 |
return getType(state); |
| 476 |
} |
| 477 |
|
| 478 |
if (ch === '\\') { |
| 479 |
stream.next(); |
| 480 |
if (modeCfg.highlightFormatting) { |
| 481 |
var type = getType(state); |
| 482 |
var formattingEscape = tokenTypes.formatting + "-escape"; |
| 483 |
return type ? type + " " + formattingEscape : formattingEscape; |
| 484 |
} |
| 485 |
} |
| 486 |
|
| 487 |
if (ch === '!' && stream.match(/\[[^\]]*\] ?(?:\(|\[)/, false)) { |
| 488 |
state.imageMarker = true; |
| 489 |
state.image = true; |
| 490 |
if (modeCfg.highlightFormatting) state.formatting = "image"; |
| 491 |
return getType(state); |
| 492 |
} |
| 493 |
|
| 494 |
if (ch === '[' && state.imageMarker && stream.match(/[^\]]*\](\(.*?\)| ?\[.*?\])/, false)) { |
| 495 |
state.imageMarker = false; |
| 496 |
state.imageAltText = true |
| 497 |
if (modeCfg.highlightFormatting) state.formatting = "image"; |
| 498 |
return getType(state); |
| 499 |
} |
| 500 |
|
| 501 |
if (ch === ']' && state.imageAltText) { |
| 502 |
if (modeCfg.highlightFormatting) state.formatting = "image"; |
| 503 |
var type = getType(state); |
| 504 |
state.imageAltText = false; |
| 505 |
state.image = false; |
| 506 |
state.inline = state.f = linkHref; |
| 507 |
return type; |
| 508 |
} |
| 509 |
|
| 510 |
if (ch === '[' && !state.image) { |
| 511 |
if (state.linkText && stream.match(/^.*?\]/)) return getType(state) |
| 512 |
state.linkText = true; |
| 513 |
if (modeCfg.highlightFormatting) state.formatting = "link"; |
| 514 |
return getType(state); |
| 515 |
} |
| 516 |
|
| 517 |
if (ch === ']' && state.linkText) { |
| 518 |
if (modeCfg.highlightFormatting) state.formatting = "link"; |
| 519 |
var type = getType(state); |
| 520 |
state.linkText = false; |
| 521 |
state.inline = state.f = stream.match(/\(.*?\)| ?\[.*?\]/, false) ? linkHref : inlineNormal |
| 522 |
return type; |
| 523 |
} |
| 524 |
|
| 525 |
if (ch === '<' && stream.match(/^(https?|ftps?):\/\/(?:[^\\>]|\\.)+>/, false)) { |
| 526 |
state.f = state.inline = linkInline; |
| 527 |
if (modeCfg.highlightFormatting) state.formatting = "link"; |
| 528 |
var type = getType(state); |
| 529 |
if (type){ |
| 530 |
type += " "; |
| 531 |
} else { |
| 532 |
type = ""; |
| 533 |
} |
| 534 |
return type + tokenTypes.linkInline; |
| 535 |
} |
| 536 |
|
| 537 |
if (ch === '<' && stream.match(/^[^> \\]+@(?:[^\\>]|\\.)+>/, false)) { |
| 538 |
state.f = state.inline = linkInline; |
| 539 |
if (modeCfg.highlightFormatting) state.formatting = "link"; |
| 540 |
var type = getType(state); |
| 541 |
if (type){ |
| 542 |
type += " "; |
| 543 |
} else { |
| 544 |
type = ""; |
| 545 |
} |
| 546 |
return type + tokenTypes.linkEmail; |
| 547 |
} |
| 548 |
|
| 549 |
if (modeCfg.xml && ch === '<' && stream.match(/^(!--|\?|!\[CDATA\[|[a-z][a-z0-9-]*(?:\s+[a-z_:.\-]+(?:\s*=\s*[^>]+)?)*\s*(?:>|$))/i, false)) { |
| 550 |
var end = stream.string.indexOf(">", stream.pos); |
| 551 |
if (end != -1) { |
| 552 |
var atts = stream.string.substring(stream.start, end); |
| 553 |
if (/markdown\s*=\s*('|"){0,1}1('|"){0,1}/.test(atts)) state.md_inside = true; |
| 554 |
} |
| 555 |
stream.backUp(1); |
| 556 |
state.htmlState = CodeMirror.startState(htmlMode); |
| 557 |
return switchBlock(stream, state, htmlBlock); |
| 558 |
} |
| 559 |
|
| 560 |
if (modeCfg.xml && ch === '<' && stream.match(/^\/\w*?>/)) { |
| 561 |
state.md_inside = false; |
| 562 |
return "tag"; |
| 563 |
} else if (ch === "*" || ch === "_") { |
| 564 |
var len = 1, before = stream.pos == 1 ? " " : stream.string.charAt(stream.pos - 2) |
| 565 |
while (len < 3 && stream.eat(ch)) len++ |
| 566 |
var after = stream.peek() || " " |
| 567 |
// See http://spec.commonmark.org/0.27/#emphasis-and-strong-emphasis |
| 568 |
var leftFlanking = !/\s/.test(after) && (!punctuation.test(after) || /\s/.test(before) || punctuation.test(before)) |
| 569 |
var rightFlanking = !/\s/.test(before) && (!punctuation.test(before) || /\s/.test(after) || punctuation.test(after)) |
| 570 |
var setEm = null, setStrong = null |
| 571 |
if (len % 2) { // Em |
| 572 |
if (!state.em && leftFlanking && (ch === "*" || !rightFlanking || punctuation.test(before))) |
| 573 |
setEm = true |
| 574 |
else if (state.em == ch && rightFlanking && (ch === "*" || !leftFlanking || punctuation.test(after))) |
| 575 |
setEm = false |
| 576 |
} |
| 577 |
if (len > 1) { // Strong |
| 578 |
if (!state.strong && leftFlanking && (ch === "*" || !rightFlanking || punctuation.test(before))) |
| 579 |
setStrong = true |
| 580 |
else if (state.strong == ch && rightFlanking && (ch === "*" || !leftFlanking || punctuation.test(after))) |
| 581 |
setStrong = false |
| 582 |
} |
| 583 |
if (setStrong != null || setEm != null) { |
| 584 |
if (modeCfg.highlightFormatting) state.formatting = setEm == null ? "strong" : setStrong == null ? "em" : "strong em" |
| 585 |
if (setEm === true) state.em = ch |
| 586 |
if (setStrong === true) state.strong = ch |
| 587 |
var t = getType(state) |
| 588 |
if (setEm === false) state.em = false |
| 589 |
if (setStrong === false) state.strong = false |
| 590 |
return t |
| 591 |
} |
| 592 |
} else if (ch === ' ') { |
| 593 |
if (stream.eat('*') || stream.eat('_')) { // Probably surrounded by spaces |
| 594 |
if (stream.peek() === ' ') { // Surrounded by spaces, ignore |
| 595 |
return getType(state); |
| 596 |
} else { // Not surrounded by spaces, back up pointer |
| 597 |
stream.backUp(1); |
| 598 |
} |
| 599 |
} |
| 600 |
} |
| 601 |
|
| 602 |
if (modeCfg.strikethrough) { |
| 603 |
if (ch === '~' && stream.eatWhile(ch)) { |
| 604 |
if (state.strikethrough) {// Remove strikethrough |
| 605 |
if (modeCfg.highlightFormatting) state.formatting = "strikethrough"; |
| 606 |
var t = getType(state); |
| 607 |
state.strikethrough = false; |
| 608 |
return t; |
| 609 |
} else if (stream.match(/^[^\s]/, false)) {// Add strikethrough |
| 610 |
state.strikethrough = true; |
| 611 |
if (modeCfg.highlightFormatting) state.formatting = "strikethrough"; |
| 612 |
return getType(state); |
| 613 |
} |
| 614 |
} else if (ch === ' ') { |
| 615 |
if (stream.match('~~', true)) { // Probably surrounded by space |
| 616 |
if (stream.peek() === ' ') { // Surrounded by spaces, ignore |
| 617 |
return getType(state); |
| 618 |
} else { // Not surrounded by spaces, back up pointer |
| 619 |
stream.backUp(2); |
| 620 |
} |
| 621 |
} |
| 622 |
} |
| 623 |
} |
| 624 |
|
| 625 |
if (modeCfg.emoji && ch === ":" && stream.match(/^(?:[a-z_\d+][a-z_\d+-]*|\-[a-z_\d+][a-z_\d+-]*):/)) { |
| 626 |
state.emoji = true; |
| 627 |
if (modeCfg.highlightFormatting) state.formatting = "emoji"; |
| 628 |
var retType = getType(state); |
| 629 |
state.emoji = false; |
| 630 |
return retType; |
| 631 |
} |
| 632 |
|
| 633 |
if (ch === ' ') { |
| 634 |
if (stream.match(/^ +$/, false)) { |
| 635 |
state.trailingSpace++; |
| 636 |
} else if (state.trailingSpace) { |
| 637 |
state.trailingSpaceNewLine = true; |
| 638 |
} |
| 639 |
} |
| 640 |
|
| 641 |
return getType(state); |
| 642 |
} |
| 643 |
|
| 644 |
function linkInline(stream, state) { |
| 645 |
var ch = stream.next(); |
| 646 |
|
| 647 |
if (ch === ">") { |
| 648 |
state.f = state.inline = inlineNormal; |
| 649 |
if (modeCfg.highlightFormatting) state.formatting = "link"; |
| 650 |
var type = getType(state); |
| 651 |
if (type){ |
| 652 |
type += " "; |
| 653 |
} else { |
| 654 |
type = ""; |
| 655 |
} |
| 656 |
return type + tokenTypes.linkInline; |
| 657 |
} |
| 658 |
|
| 659 |
stream.match(/^[^>]+/, true); |
| 660 |
|
| 661 |
return tokenTypes.linkInline; |
| 662 |
} |
| 663 |
|
| 664 |
function linkHref(stream, state) { |
| 665 |
// Check if space, and return NULL if so (to avoid marking the space) |
| 666 |
if(stream.eatSpace()){ |
| 667 |
return null; |
| 668 |
} |
| 669 |
var ch = stream.next(); |
| 670 |
if (ch === '(' || ch === '[') { |
| 671 |
state.f = state.inline = getLinkHrefInside(ch === "(" ? ")" : "]"); |
| 672 |
if (modeCfg.highlightFormatting) state.formatting = "link-string"; |
| 673 |
state.linkHref = true; |
| 674 |
return getType(state); |
| 675 |
} |
| 676 |
return 'error'; |
| 677 |
} |
| 678 |
|
| 679 |
var linkRE = { |
| 680 |
")": /^(?:[^\\\(\)]|\\.|\((?:[^\\\(\)]|\\.)*\))*?(?=\))/, |
| 681 |
"]": /^(?:[^\\\[\]]|\\.|\[(?:[^\\\[\]]|\\.)*\])*?(?=\])/ |
| 682 |
} |
| 683 |
|
| 684 |
function getLinkHrefInside(endChar) { |
| 685 |
return function(stream, state) { |
| 686 |
var ch = stream.next(); |
| 687 |
|
| 688 |
if (ch === endChar) { |
| 689 |
state.f = state.inline = inlineNormal; |
| 690 |
if (modeCfg.highlightFormatting) state.formatting = "link-string"; |
| 691 |
var returnState = getType(state); |
| 692 |
state.linkHref = false; |
| 693 |
return returnState; |
| 694 |
} |
| 695 |
|
| 696 |
stream.match(linkRE[endChar]) |
| 697 |
state.linkHref = true; |
| 698 |
return getType(state); |
| 699 |
}; |
| 700 |
} |
| 701 |
|
| 702 |
function footnoteLink(stream, state) { |
| 703 |
if (stream.match(/^([^\]\\]|\\.)*\]:/, false)) { |
| 704 |
state.f = footnoteLinkInside; |
| 705 |
stream.next(); // Consume [ |
| 706 |
if (modeCfg.highlightFormatting) state.formatting = "link"; |
| 707 |
state.linkText = true; |
| 708 |
return getType(state); |
| 709 |
} |
| 710 |
return switchInline(stream, state, inlineNormal); |
| 711 |
} |
| 712 |
|
| 713 |
function footnoteLinkInside(stream, state) { |
| 714 |
if (stream.match(']:', true)) { |
| 715 |
state.f = state.inline = footnoteUrl; |
| 716 |
if (modeCfg.highlightFormatting) state.formatting = "link"; |
| 717 |
var returnType = getType(state); |
| 718 |
state.linkText = false; |
| 719 |
return returnType; |
| 720 |
} |
| 721 |
|
| 722 |
stream.match(/^([^\]\\]|\\.)+/, true); |
| 723 |
|
| 724 |
return tokenTypes.linkText; |
| 725 |
} |
| 726 |
|
| 727 |
function footnoteUrl(stream, state) { |
| 728 |
// Check if space, and return NULL if so (to avoid marking the space) |
| 729 |
if(stream.eatSpace()){ |
| 730 |
return null; |
| 731 |
} |
| 732 |
// Match URL |
| 733 |
stream.match(/^[^\s]+/, true); |
| 734 |
// Check for link title |
| 735 |
if (stream.peek() === undefined) { // End of line, set flag to check next line |
| 736 |
state.linkTitle = true; |
| 737 |
} else { // More content on line, check if link title |
| 738 |
stream.match(/^(?:\s+(?:"(?:[^"\\]|\\.)+"|'(?:[^'\\]|\\.)+'|\((?:[^)\\]|\\.)+\)))?/, true); |
| 739 |
} |
| 740 |
state.f = state.inline = inlineNormal; |
| 741 |
return tokenTypes.linkHref + " url"; |
| 742 |
} |
| 743 |
|
| 744 |
var mode = { |
| 745 |
startState: function() { |
| 746 |
return { |
| 747 |
f: blockNormal, |
| 748 |
|
| 749 |
prevLine: {stream: null}, |
| 750 |
thisLine: {stream: null}, |
| 751 |
|
| 752 |
block: blockNormal, |
| 753 |
htmlState: null, |
| 754 |
indentation: 0, |
| 755 |
|
| 756 |
inline: inlineNormal, |
| 757 |
text: handleText, |
| 758 |
|
| 759 |
formatting: false, |
| 760 |
linkText: false, |
| 761 |
linkHref: false, |
| 762 |
linkTitle: false, |
| 763 |
code: 0, |
| 764 |
em: false, |
| 765 |
strong: false, |
| 766 |
header: 0, |
| 767 |
setext: 0, |
| 768 |
hr: false, |
| 769 |
taskList: false, |
| 770 |
list: false, |
| 771 |
listStack: [], |
| 772 |
quote: 0, |
| 773 |
trailingSpace: 0, |
| 774 |
trailingSpaceNewLine: false, |
| 775 |
strikethrough: false, |
| 776 |
emoji: false, |
| 777 |
fencedEndRE: null |
| 778 |
}; |
| 779 |
}, |
| 780 |
|
| 781 |
copyState: function(s) { |
| 782 |
return { |
| 783 |
f: s.f, |
| 784 |
|
| 785 |
prevLine: s.prevLine, |
| 786 |
thisLine: s.thisLine, |
| 787 |
|
| 788 |
block: s.block, |
| 789 |
htmlState: s.htmlState && CodeMirror.copyState(htmlMode, s.htmlState), |
| 790 |
indentation: s.indentation, |
| 791 |
|
| 792 |
localMode: s.localMode, |
| 793 |
localState: s.localMode ? CodeMirror.copyState(s.localMode, s.localState) : null, |
| 794 |
|
| 795 |
inline: s.inline, |
| 796 |
text: s.text, |
| 797 |
formatting: false, |
| 798 |
linkText: s.linkText, |
| 799 |
linkTitle: s.linkTitle, |
| 800 |
linkHref: s.linkHref, |
| 801 |
code: s.code, |
| 802 |
em: s.em, |
| 803 |
strong: s.strong, |
| 804 |
strikethrough: s.strikethrough, |
| 805 |
emoji: s.emoji, |
| 806 |
header: s.header, |
| 807 |
setext: s.setext, |
| 808 |
hr: s.hr, |
| 809 |
taskList: s.taskList, |
| 810 |
list: s.list, |
| 811 |
listStack: s.listStack.slice(0), |
| 812 |
quote: s.quote, |
| 813 |
indentedCode: s.indentedCode, |
| 814 |
trailingSpace: s.trailingSpace, |
| 815 |
trailingSpaceNewLine: s.trailingSpaceNewLine, |
| 816 |
md_inside: s.md_inside, |
| 817 |
fencedEndRE: s.fencedEndRE |
| 818 |
}; |
| 819 |
}, |
| 820 |
|
| 821 |
token: function(stream, state) { |
| 822 |
|
| 823 |
// Reset state.formatting |
| 824 |
state.formatting = false; |
| 825 |
|
| 826 |
if (stream != state.thisLine.stream) { |
| 827 |
state.header = 0; |
| 828 |
state.hr = false; |
| 829 |
|
| 830 |
if (stream.match(/^\s*$/, true)) { |
| 831 |
blankLine(state); |
| 832 |
return null; |
| 833 |
} |
| 834 |
|
| 835 |
state.prevLine = state.thisLine |
| 836 |
state.thisLine = {stream: stream} |
| 837 |
|
| 838 |
// Reset state.taskList |
| 839 |
state.taskList = false; |
| 840 |
|
| 841 |
// Reset state.trailingSpace |
| 842 |
state.trailingSpace = 0; |
| 843 |
state.trailingSpaceNewLine = false; |
| 844 |
|
| 845 |
if (!state.localState) { |
| 846 |
state.f = state.block; |
| 847 |
if (state.f != htmlBlock) { |
| 848 |
var indentation = stream.match(/^\s*/, true)[0].replace(/\t/g, expandedTab).length; |
| 849 |
state.indentation = indentation; |
| 850 |
state.indentationDiff = null; |
| 851 |
if (indentation > 0) return null; |
| 852 |
} |
| 853 |
} |
| 854 |
} |
| 855 |
return state.f(stream, state); |
| 856 |
}, |
| 857 |
|
| 858 |
innerMode: function(state) { |
| 859 |
if (state.block == htmlBlock) return {state: state.htmlState, mode: htmlMode}; |
| 860 |
if (state.localState) return {state: state.localState, mode: state.localMode}; |
| 861 |
return {state: state, mode: mode}; |
| 862 |
}, |
| 863 |
|
| 864 |
indent: function(state, textAfter, line) { |
| 865 |
if (state.block == htmlBlock && htmlMode.indent) return htmlMode.indent(state.htmlState, textAfter, line) |
| 866 |
if (state.localState && state.localMode.indent) return state.localMode.indent(state.localState, textAfter, line) |
| 867 |
return CodeMirror.Pass |
| 868 |
}, |
| 869 |
|
| 870 |
blankLine: blankLine, |
| 871 |
|
| 872 |
getType: getType, |
| 873 |
|
| 874 |
blockCommentStart: "<!--", |
| 875 |
blockCommentEnd: "-->", |
| 876 |
closeBrackets: "()[]{}''\"\"``", |
| 877 |
fold: "markdown" |
| 878 |
}; |
| 879 |
return mode; |
| 880 |
}, "xml"); |
| 881 |
|
| 882 |
CodeMirror.defineMIME("text/markdown", "markdown"); |
| 883 |
|
| 884 |
CodeMirror.defineMIME("text/x-markdown", "markdown"); |
| 885 |
|
| 886 |
}); |
| 887 |
|
