From 32b4518bf775b981795712175166c8d01ca27708 Mon Sep 17 00:00:00 2001 From: William Brawner Date: Sun, 5 Nov 2023 21:21:02 -0700 Subject: [PATCH] Use javascript markdown engine --- app/build.gradle.kts | 3 +- app/src/main/assets/Cheatsheet.md | 12 +- app/src/main/assets/highlight.css | 9 + app/src/main/assets/highlight.js | 1207 +++++++++ app/src/main/assets/markdown.js | 14 + app/src/main/assets/marked-highlight.js | 96 + app/src/main/assets/marked.js | 2408 +++++++++++++++++ .../wbrawner/simplemarkdown/MainActivity.kt | 99 +- .../simplemarkdown/MarkdownViewModel.kt | 6 + .../wbrawner/simplemarkdown/ui/MainScreen.kt | 35 +- .../simplemarkdown/ui/MarkdownInfoScreen.kt | 9 +- .../simplemarkdown/ui/MarkdownPreview.kt | 106 +- .../simplemarkdown/utility/FileHelper.kt | 6 +- build.gradle.kts | 3 - 14 files changed, 3908 insertions(+), 105 deletions(-) create mode 100644 app/src/main/assets/highlight.css create mode 100644 app/src/main/assets/highlight.js create mode 100644 app/src/main/assets/markdown.js create mode 100644 app/src/main/assets/marked-highlight.js create mode 100644 app/src/main/assets/marked.js diff --git a/app/build.gradle.kts b/app/build.gradle.kts index ccb9a1f..90eeb9b 100644 --- a/app/build.gradle.kts +++ b/app/build.gradle.kts @@ -1,6 +1,6 @@ import java.io.FileInputStream import java.io.FileNotFoundException -import java.util.* +import java.util.Properties plugins { id("com.android.application") @@ -133,7 +133,6 @@ dependencies { implementation("androidx.constraintlayout:constraintlayout:2.1.4") implementation("com.google.android.material:material:1.9.0") implementation("androidx.legacy:legacy-support-v13:1.0.0") - implementation("com.commonsware.cwac:anddown:0.4.0") implementation("com.jakewharton.timber:timber:5.0.1") implementation("androidx.core:core-ktx:1.12.0") implementation("androidx.browser:browser:1.6.0") diff --git a/app/src/main/assets/Cheatsheet.md b/app/src/main/assets/Cheatsheet.md index e402c66..ef2138b 100644 --- a/app/src/main/assets/Cheatsheet.md +++ b/app/src/main/assets/Cheatsheet.md @@ -90,11 +90,11 @@ data 1|data 2|data 3 data 1|data 2|data 3 ``` -Left Content|Center Content|Right Content -:--------|:--------:|--------: -data 1|data 2|data 3 -data 1|data 2|data 3 -data 1|data 2|data 3 +| Left Content | Center Content | Right Content | +|:-------------|:--------------:|--------------:| +| data 1 | data 2 | data 3 | +| data 1 | data 2 | data 3 | +| data 1 | data 2 | data 3 | ### Images @@ -116,7 +116,7 @@ In addition to the monospace inline element, code blocks can be created by inden Or by wrapping the code in three backticks (\`\`\`): -``` +```javascript function helloWorld() { console.log("Hello, world!") } diff --git a/app/src/main/assets/highlight.css b/app/src/main/assets/highlight.css new file mode 100644 index 0000000..a75ea91 --- /dev/null +++ b/app/src/main/assets/highlight.css @@ -0,0 +1,9 @@ +/*! + Theme: Default + Description: Original highlight.js style + Author: (c) Ivan Sagalaev + Maintainer: @highlightjs/core-team + Website: https://highlightjs.org/ + License: see project LICENSE + Touched: 2021 +*/pre code.hljs{display:block;overflow-x:auto;padding:1em}code.hljs{padding:3px 5px}.hljs{background:#f3f3f3;color:#444}.hljs-comment{color:#697070}.hljs-punctuation,.hljs-tag{color:#444a}.hljs-tag .hljs-attr,.hljs-tag .hljs-name{color:#444}.hljs-attribute,.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-name,.hljs-selector-tag{font-weight:700}.hljs-deletion,.hljs-number,.hljs-quote,.hljs-selector-class,.hljs-selector-id,.hljs-string,.hljs-template-tag,.hljs-type{color:#800}.hljs-section,.hljs-title{color:#800;font-weight:700}.hljs-link,.hljs-operator,.hljs-regexp,.hljs-selector-attr,.hljs-selector-pseudo,.hljs-symbol,.hljs-template-variable,.hljs-variable{color:#ab5656}.hljs-literal{color:#695}.hljs-addition,.hljs-built_in,.hljs-bullet,.hljs-code{color:#397300}.hljs-meta{color:#1f7199}.hljs-meta 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+relevance:0},e.HASH_COMMENT_MODE,{beginKeywords:n,keywords:{literal:n}},{ +className:"number", +begin:"\\b[0-9]{4}(-[0-9][0-9]){0,2}([Tt \\t][0-9][0-9]?(:[0-9][0-9]){2})?(\\.[0-9]*)?([ \\t])*(Z|[-+][0-9][0-9]?(:[0-9][0-9])?)?\\b" +},{className:"number",begin:e.C_NUMBER_RE+"\\b",relevance:0},s,o,a],c=[...l] +;return c.pop(),c.push(i),r.contains=c,{name:"YAML",case_insensitive:!0, +aliases:["yml"],contains:l}}});const qe=ae;for(const e of Object.keys(Ke)){ +const n=e.replace("grmr_","").replace("_","-");qe.registerLanguage(n,Ke[e])} +return qe}() +;"object"==typeof exports&&"undefined"!=typeof module&&(module.exports=hljs); \ No newline at end of file diff --git a/app/src/main/assets/markdown.js b/app/src/main/assets/markdown.js new file mode 100644 index 0000000..2b75bba --- /dev/null +++ b/app/src/main/assets/markdown.js @@ -0,0 +1,14 @@ +const localMarked = new marked.Marked( + markedHighlight.markedHighlight({ + langPrefix: 'hljs language-', + highlight(code, lang) { + console.log(`highlighing code with $lang`) + const language = hljs.getLanguage(lang) ? lang : 'plaintext'; + return hljs.highlight(code, { language }).value; + } + }) +); + +function setMarkdown(markdown) { + document.getElementById('content').innerHTML = marked.parse(markdown) +} \ No newline at end of file diff --git a/app/src/main/assets/marked-highlight.js b/app/src/main/assets/marked-highlight.js new file mode 100644 index 0000000..5196933 --- /dev/null +++ b/app/src/main/assets/marked-highlight.js @@ -0,0 +1,96 @@ +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : + typeof define === 'function' && define.amd ? define(['exports'], factory) : + (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.markedHighlight = {})); +})(this, (function (exports) { 'use strict'; + + function markedHighlight(options) { + if (typeof options === 'function') { + options = { + highlight: options + }; + } + + if (!options || typeof options.highlight !== 'function') { + throw new Error('Must provide highlight function'); + } + + if (typeof options.langPrefix !== 'string') { + options.langPrefix = 'language-'; + } + + return { + async: !!options.async, + walkTokens(token) { + if (token.type !== 'code') { + return; + } + + const lang = getLang(token); + + if (options.async) { + return Promise.resolve(options.highlight(token.text, lang)).then(updateToken(token)); + } + + const code = options.highlight(token.text, lang); + if (code instanceof Promise) { + throw new Error('markedHighlight is not set to async but the highlight function is async. Set the async option to true on markedHighlight to await the async highlight function.'); + } + updateToken(token)(code); + }, + renderer: { + code(code, infoString, escaped) { + const lang = (infoString || '').match(/\S*/)[0]; + const classAttr = lang + ? ` class="${options.langPrefix}${escape(lang)}"` + : ''; + code = code.replace(/\n$/, ''); + return `
${escaped ? code : escape(code, true)}\n
`; + } + } + }; + } + + function getLang(token) { + return (token.lang || '').match(/\S*/)[0]; + } + + function updateToken(token) { + return (code) => { + if (typeof code === 'string' && code !== token.text) { + token.escaped = true; + token.text = code; + } + }; + } + + // copied from marked helpers + const escapeTest = /[&<>"']/; + const escapeReplace = new RegExp(escapeTest.source, 'g'); + const escapeTestNoEncode = /[<>"']|&(?!(#\d{1,7}|#[Xx][a-fA-F0-9]{1,6}|\w+);)/; + const escapeReplaceNoEncode = new RegExp(escapeTestNoEncode.source, 'g'); + const escapeReplacements = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''' + }; + const getEscapeReplacement = (ch) => escapeReplacements[ch]; + function escape(html, encode) { + if (encode) { + if (escapeTest.test(html)) { + return html.replace(escapeReplace, getEscapeReplacement); + } + } else { + if (escapeTestNoEncode.test(html)) { + return html.replace(escapeReplaceNoEncode, getEscapeReplacement); + } + } + + return html; + } + + exports.markedHighlight = markedHighlight; + +})); diff --git a/app/src/main/assets/marked.js b/app/src/main/assets/marked.js new file mode 100644 index 0000000..4398664 --- /dev/null +++ b/app/src/main/assets/marked.js @@ -0,0 +1,2408 @@ +/** + * marked v9.0.0 - a markdown parser + * Copyright (c) 2011-2023, Christopher Jeffrey. (MIT Licensed) + * https://github.com/markedjs/marked + */ + +/** + * DO NOT EDIT THIS FILE + * The code in this file is generated from files in ./src/ + */ + +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : + typeof define === 'function' && define.amd ? define(['exports'], factory) : + (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.marked = {})); +})(this, (function (exports) { 'use strict'; + + /** + * Gets the original marked default options. + */ + function _getDefaults() { + return { + async: false, + breaks: false, + extensions: null, + gfm: true, + hooks: null, + pedantic: false, + renderer: null, + silent: false, + tokenizer: null, + walkTokens: null + }; + } + exports.defaults = _getDefaults(); + function changeDefaults(newDefaults) { + exports.defaults = newDefaults; + } + + /** + * Helpers + */ + const escapeTest = /[&<>"']/; + const escapeReplace = new RegExp(escapeTest.source, 'g'); + const escapeTestNoEncode = /[<>"']|&(?!(#\d{1,7}|#[Xx][a-fA-F0-9]{1,6}|\w+);)/; + const escapeReplaceNoEncode = new RegExp(escapeTestNoEncode.source, 'g'); + const escapeReplacements = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''' + }; + const getEscapeReplacement = (ch) => escapeReplacements[ch]; + function escape(html, encode) { + if (encode) { + if (escapeTest.test(html)) { + return html.replace(escapeReplace, getEscapeReplacement); + } + } + else { + if (escapeTestNoEncode.test(html)) { + return html.replace(escapeReplaceNoEncode, getEscapeReplacement); + } + } + return html; + } + const unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig; + function unescape(html) { + // explicitly match decimal, hex, and named HTML entities + return html.replace(unescapeTest, (_, n) => { + n = n.toLowerCase(); + if (n === 'colon') + return ':'; + if (n.charAt(0) === '#') { + return n.charAt(1) === 'x' + ? String.fromCharCode(parseInt(n.substring(2), 16)) + : String.fromCharCode(+n.substring(1)); + } + return ''; + }); + } + const caret = /(^|[^\[])\^/g; + function edit(regex, opt) { + regex = typeof regex === 'string' ? regex : regex.source; + opt = opt || ''; + const obj = { + replace: (name, val) => { + val = typeof val === 'object' && 'source' in val ? val.source : val; + val = val.replace(caret, '$1'); + regex = regex.replace(name, val); + return obj; + }, + getRegex: () => { + return new RegExp(regex, opt); + } + }; + return obj; + } + function cleanUrl(href) { + try { + href = encodeURI(href).replace(/%25/g, '%'); + } + catch (e) { + return null; + } + return href; + } + const noopTest = { exec: () => null }; + function splitCells(tableRow, count) { + // ensure that every cell-delimiting pipe has a space + // before it to distinguish it from an escaped pipe + const row = tableRow.replace(/\|/g, (match, offset, str) => { + let escaped = false; + let curr = offset; + while (--curr >= 0 && str[curr] === '\\') + escaped = !escaped; + if (escaped) { + // odd number of slashes means | is escaped + // so we leave it alone + return '|'; + } + else { + // add space before unescaped | + return ' |'; + } + }), cells = row.split(/ \|/); + let i = 0; + // First/last cell in a row cannot be empty if it has no leading/trailing pipe + if (!cells[0].trim()) { + cells.shift(); + } + if (cells.length > 0 && !cells[cells.length - 1].trim()) { + cells.pop(); + } + if (count) { + if (cells.length > count) { + cells.splice(count); + } + else { + while (cells.length < count) + cells.push(''); + } + } + for (; i < cells.length; i++) { + // leading or trailing whitespace is ignored per the gfm spec + cells[i] = cells[i].trim().replace(/\\\|/g, '|'); + } + return cells; + } + /** + * Remove trailing 'c's. Equivalent to str.replace(/c*$/, ''). + * /c*$/ is vulnerable to REDOS. + * + * @param str + * @param c + * @param invert Remove suffix of non-c chars instead. Default falsey. + */ + function rtrim(str, c, invert) { + const l = str.length; + if (l === 0) { + return ''; + } + // Length of suffix matching the invert condition. + let suffLen = 0; + // Step left until we fail to match the invert condition. + while (suffLen < l) { + const currChar = str.charAt(l - suffLen - 1); + if (currChar === c && !invert) { + suffLen++; + } + else if (currChar !== c && invert) { + suffLen++; + } + else { + break; + } + } + return str.slice(0, l - suffLen); + } + function findClosingBracket(str, b) { + if (str.indexOf(b[1]) === -1) { + return -1; + } + let level = 0; + for (let i = 0; i < str.length; i++) { + if (str[i] === '\\') { + i++; + } + else if (str[i] === b[0]) { + level++; + } + else if (str[i] === b[1]) { + level--; + if (level < 0) { + return i; + } + } + } + return -1; + } + + function outputLink(cap, link, raw, lexer) { + const href = link.href; + const title = link.title ? escape(link.title) : null; + const text = cap[1].replace(/\\([\[\]])/g, '$1'); + if (cap[0].charAt(0) !== '!') { + lexer.state.inLink = true; + const token = { + type: 'link', + raw, + href, + title, + text, + tokens: lexer.inlineTokens(text) + }; + lexer.state.inLink = false; + return token; + } + return { + type: 'image', + raw, + href, + title, + text: escape(text) + }; + } + function indentCodeCompensation(raw, text) { + const matchIndentToCode = raw.match(/^(\s+)(?:```)/); + if (matchIndentToCode === null) { + return text; + } + const indentToCode = matchIndentToCode[1]; + return text + .split('\n') + .map(node => { + const matchIndentInNode = node.match(/^\s+/); + if (matchIndentInNode === null) { + return node; + } + const [indentInNode] = matchIndentInNode; + if (indentInNode.length >= indentToCode.length) { + return node.slice(indentToCode.length); + } + return node; + }) + .join('\n'); + } + /** + * Tokenizer + */ + class _Tokenizer { + options; + // TODO: Fix this rules type + rules; + lexer; + constructor(options) { + this.options = options || exports.defaults; + } + space(src) { + const cap = this.rules.block.newline.exec(src); + if (cap && cap[0].length > 0) { + return { + type: 'space', + raw: cap[0] + }; + } + } + code(src) { + const cap = this.rules.block.code.exec(src); + if (cap) { + const text = cap[0].replace(/^ {1,4}/gm, ''); + return { + type: 'code', + raw: cap[0], + codeBlockStyle: 'indented', + text: !this.options.pedantic + ? rtrim(text, '\n') + : text + }; + } + } + fences(src) { + const cap = this.rules.block.fences.exec(src); + if (cap) { + const raw = cap[0]; + const text = indentCodeCompensation(raw, cap[3] || ''); + return { + type: 'code', + raw, + lang: cap[2] ? cap[2].trim().replace(this.rules.inline._escapes, '$1') : cap[2], + text + }; + } + } + heading(src) { + const cap = this.rules.block.heading.exec(src); + if (cap) { + let text = cap[2].trim(); + // remove trailing #s + if (/#$/.test(text)) { + const trimmed = rtrim(text, '#'); + if (this.options.pedantic) { + text = trimmed.trim(); + } + else if (!trimmed || / $/.test(trimmed)) { + // CommonMark requires space before trailing #s + text = trimmed.trim(); + } + } + return { + type: 'heading', + raw: cap[0], + depth: cap[1].length, + text, + tokens: this.lexer.inline(text) + }; + } + } + hr(src) { + const cap = this.rules.block.hr.exec(src); + if (cap) { + return { + type: 'hr', + raw: cap[0] + }; + } + } + blockquote(src) { + const cap = this.rules.block.blockquote.exec(src); + if (cap) { + const text = cap[0].replace(/^ *>[ \t]?/gm, ''); + const top = this.lexer.state.top; + this.lexer.state.top = true; + const tokens = this.lexer.blockTokens(text); + this.lexer.state.top = top; + return { + type: 'blockquote', + raw: cap[0], + tokens, + text + }; + } + } + list(src) { + let cap = this.rules.block.list.exec(src); + if (cap) { + let bull = cap[1].trim(); + const isordered = bull.length > 1; + const list = { + type: 'list', + raw: '', + ordered: isordered, + start: isordered ? +bull.slice(0, -1) : '', + loose: false, + items: [] + }; + bull = isordered ? `\\d{1,9}\\${bull.slice(-1)}` : `\\${bull}`; + if (this.options.pedantic) { + bull = isordered ? bull : '[*+-]'; + } + // Get next list item + const itemRegex = new RegExp(`^( {0,3}${bull})((?:[\t ][^\\n]*)?(?:\\n|$))`); + let raw = ''; + let itemContents = ''; + let endsWithBlankLine = false; + // Check if current bullet point can start a new List Item + while (src) { + let endEarly = false; + if (!(cap = itemRegex.exec(src))) { + break; + } + if (this.rules.block.hr.test(src)) { // End list if bullet was actually HR (possibly move into itemRegex?) + break; + } + raw = cap[0]; + src = src.substring(raw.length); + let line = cap[2].split('\n', 1)[0].replace(/^\t+/, (t) => ' '.repeat(3 * t.length)); + let nextLine = src.split('\n', 1)[0]; + let indent = 0; + if (this.options.pedantic) { + indent = 2; + itemContents = line.trimStart(); + } + else { + indent = cap[2].search(/[^ ]/); // Find first non-space char + indent = indent > 4 ? 1 : indent; // Treat indented code blocks (> 4 spaces) as having only 1 indent + itemContents = line.slice(indent); + indent += cap[1].length; + } + let blankLine = false; + if (!line && /^ *$/.test(nextLine)) { // Items begin with at most one blank line + raw += nextLine + '\n'; + src = src.substring(nextLine.length + 1); + endEarly = true; + } + if (!endEarly) { + const nextBulletRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}(?:[*+-]|\\d{1,9}[.)])((?:[ \t][^\\n]*)?(?:\\n|$))`); + const hrRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}((?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$)`); + const fencesBeginRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}(?:\`\`\`|~~~)`); + const headingBeginRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}#`); + // Check if following lines should be included in List Item + while (src) { + const rawLine = src.split('\n', 1)[0]; + nextLine = rawLine; + // Re-align to follow commonmark nesting rules + if (this.options.pedantic) { + nextLine = nextLine.replace(/^ {1,4}(?=( {4})*[^ ])/g, ' '); + } + // End list item if found code fences + if (fencesBeginRegex.test(nextLine)) { + break; + } + // End list item if found start of new heading + if (headingBeginRegex.test(nextLine)) { + break; + } + // End list item if found start of new bullet + if (nextBulletRegex.test(nextLine)) { + break; + } + // Horizontal rule found + if (hrRegex.test(src)) { + break; + } + if (nextLine.search(/[^ ]/) >= indent || !nextLine.trim()) { // Dedent if possible + itemContents += '\n' + nextLine.slice(indent); + } + else { + // not enough indentation + if (blankLine) { + break; + } + // paragraph continuation unless last line was a different block level element + if (line.search(/[^ ]/) >= 4) { // indented code block + break; + } + if (fencesBeginRegex.test(line)) { + break; + } + if (headingBeginRegex.test(line)) { + break; + } + if (hrRegex.test(line)) { + break; + } + itemContents += '\n' + nextLine; + } + if (!blankLine && !nextLine.trim()) { // Check if current line is blank + blankLine = true; + } + raw += rawLine + '\n'; + src = src.substring(rawLine.length + 1); + line = nextLine.slice(indent); + } + } + if (!list.loose) { + // If the previous item ended with a blank line, the list is loose + if (endsWithBlankLine) { + list.loose = true; + } + else if (/\n *\n *$/.test(raw)) { + endsWithBlankLine = true; + } + } + let istask = null; + let ischecked; + // Check for task list items + if (this.options.gfm) { + istask = /^\[[ xX]\] /.exec(itemContents); + if (istask) { + ischecked = istask[0] !== '[ ] '; + itemContents = itemContents.replace(/^\[[ xX]\] +/, ''); + } + } + list.items.push({ + type: 'list_item', + raw, + task: !!istask, + checked: ischecked, + loose: false, + text: itemContents, + tokens: [] + }); + list.raw += raw; + } + // Do not consume newlines at end of final item. Alternatively, make itemRegex *start* with any newlines to simplify/speed up endsWithBlankLine logic + list.items[list.items.length - 1].raw = raw.trimEnd(); + list.items[list.items.length - 1].text = itemContents.trimEnd(); + list.raw = list.raw.trimEnd(); + // Item child tokens handled here at end because we needed to have the final item to trim it first + for (let i = 0; i < list.items.length; i++) { + this.lexer.state.top = false; + list.items[i].tokens = this.lexer.blockTokens(list.items[i].text, []); + if (!list.loose) { + // Check if list should be loose + const spacers = list.items[i].tokens.filter(t => t.type === 'space'); + const hasMultipleLineBreaks = spacers.length > 0 && spacers.some(t => /\n.*\n/.test(t.raw)); + list.loose = hasMultipleLineBreaks; + } + } + // Set all items to loose if list is loose + if (list.loose) { + for (let i = 0; i < list.items.length; i++) { + list.items[i].loose = true; + } + } + return list; + } + } + html(src) { + const cap = this.rules.block.html.exec(src); + if (cap) { + const token = { + type: 'html', + block: true, + raw: cap[0], + pre: cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style', + text: cap[0] + }; + return token; + } + } + def(src) { + const cap = this.rules.block.def.exec(src); + if (cap) { + const tag = cap[1].toLowerCase().replace(/\s+/g, ' '); + const href = cap[2] ? cap[2].replace(/^<(.*)>$/, '$1').replace(this.rules.inline._escapes, '$1') : ''; + const title = cap[3] ? cap[3].substring(1, cap[3].length - 1).replace(this.rules.inline._escapes, '$1') : cap[3]; + return { + type: 'def', + tag, + raw: cap[0], + href, + title + }; + } + } + table(src) { + const cap = this.rules.block.table.exec(src); + if (cap) { + const item = { + type: 'table', + raw: cap[0], + header: splitCells(cap[1]).map(c => { + return { text: c, tokens: [] }; + }), + align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */), + rows: cap[3] && cap[3].trim() ? cap[3].replace(/\n[ \t]*$/, '').split('\n') : [] + }; + if (item.header.length === item.align.length) { + let l = item.align.length; + let i, j, k, row; + for (i = 0; i < l; i++) { + const align = item.align[i]; + if (align) { + if (/^ *-+: *$/.test(align)) { + item.align[i] = 'right'; + } + else if (/^ *:-+: *$/.test(align)) { + item.align[i] = 'center'; + } + else if (/^ *:-+ *$/.test(align)) { + item.align[i] = 'left'; + } + else { + item.align[i] = null; + } + } + } + l = item.rows.length; + for (i = 0; i < l; i++) { + item.rows[i] = splitCells(item.rows[i], item.header.length).map(c => { + return { text: c, tokens: [] }; + }); + } + // parse child tokens inside headers and cells + // header child tokens + l = item.header.length; + for (j = 0; j < l; j++) { + item.header[j].tokens = this.lexer.inline(item.header[j].text); + } + // cell child tokens + l = item.rows.length; + for (j = 0; j < l; j++) { + row = item.rows[j]; + for (k = 0; k < row.length; k++) { + row[k].tokens = this.lexer.inline(row[k].text); + } + } + return item; + } + } + } + lheading(src) { + const cap = this.rules.block.lheading.exec(src); + if (cap) { + return { + type: 'heading', + raw: cap[0], + depth: cap[2].charAt(0) === '=' ? 1 : 2, + text: cap[1], + tokens: this.lexer.inline(cap[1]) + }; + } + } + paragraph(src) { + const cap = this.rules.block.paragraph.exec(src); + if (cap) { + const text = cap[1].charAt(cap[1].length - 1) === '\n' + ? cap[1].slice(0, -1) + : cap[1]; + return { + type: 'paragraph', + raw: cap[0], + text, + tokens: this.lexer.inline(text) + }; + } + } + text(src) { + const cap = this.rules.block.text.exec(src); + if (cap) { + return { + type: 'text', + raw: cap[0], + text: cap[0], + tokens: this.lexer.inline(cap[0]) + }; + } + } + escape(src) { + const cap = this.rules.inline.escape.exec(src); + if (cap) { + return { + type: 'escape', + raw: cap[0], + text: escape(cap[1]) + }; + } + } + tag(src) { + const cap = this.rules.inline.tag.exec(src); + if (cap) { + if (!this.lexer.state.inLink && /^/i.test(cap[0])) { + this.lexer.state.inLink = false; + } + if (!this.lexer.state.inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) { + this.lexer.state.inRawBlock = true; + } + else if (this.lexer.state.inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) { + this.lexer.state.inRawBlock = false; + } + return { + type: 'html', + raw: cap[0], + inLink: this.lexer.state.inLink, + inRawBlock: this.lexer.state.inRawBlock, + block: false, + text: cap[0] + }; + } + } + link(src) { + const cap = this.rules.inline.link.exec(src); + if (cap) { + const trimmedUrl = cap[2].trim(); + if (!this.options.pedantic && /^$/.test(trimmedUrl))) { + return; + } + // ending angle bracket cannot be escaped + const rtrimSlash = rtrim(trimmedUrl.slice(0, -1), '\\'); + if ((trimmedUrl.length - rtrimSlash.length) % 2 === 0) { + return; + } + } + else { + // find closing parenthesis + const lastParenIndex = findClosingBracket(cap[2], '()'); + if (lastParenIndex > -1) { + const start = cap[0].indexOf('!') === 0 ? 5 : 4; + const linkLen = start + cap[1].length + lastParenIndex; + cap[2] = cap[2].substring(0, lastParenIndex); + cap[0] = cap[0].substring(0, linkLen).trim(); + cap[3] = ''; + } + } + let href = cap[2]; + let title = ''; + if (this.options.pedantic) { + // split pedantic href and title + const link = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(href); + if (link) { + href = link[1]; + title = link[3]; + } + } + else { + title = cap[3] ? cap[3].slice(1, -1) : ''; + } + href = href.trim(); + if (/^$/.test(trimmedUrl))) { + // pedantic allows starting angle bracket without ending angle bracket + href = href.slice(1); + } + else { + href = href.slice(1, -1); + } + } + return outputLink(cap, { + href: href ? href.replace(this.rules.inline._escapes, '$1') : href, + title: title ? title.replace(this.rules.inline._escapes, '$1') : title + }, cap[0], this.lexer); + } + } + reflink(src, links) { + let cap; + if ((cap = this.rules.inline.reflink.exec(src)) + || (cap = this.rules.inline.nolink.exec(src))) { + let link = (cap[2] || cap[1]).replace(/\s+/g, ' '); + link = links[link.toLowerCase()]; + if (!link) { + const text = cap[0].charAt(0); + return { + type: 'text', + raw: text, + text + }; + } + return outputLink(cap, link, cap[0], this.lexer); + } + } + emStrong(src, maskedSrc, prevChar = '') { + let match = this.rules.inline.emStrong.lDelim.exec(src); + if (!match) + return; + // _ can't be between two alphanumerics. \p{L}\p{N} includes non-english alphabet/numbers as well + if (match[3] && prevChar.match(/[\p{L}\p{N}]/u)) + return; + const nextChar = match[1] || match[2] || ''; + if (!nextChar || !prevChar || this.rules.inline.punctuation.exec(prevChar)) { + // unicode Regex counts emoji as 1 char; spread into array for proper count (used multiple times below) + const lLength = [...match[0]].length - 1; + let rDelim, rLength, delimTotal = lLength, midDelimTotal = 0; + const endReg = match[0][0] === '*' ? this.rules.inline.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd; + endReg.lastIndex = 0; + // Clip maskedSrc to same section of string as src (move to lexer?) + maskedSrc = maskedSrc.slice(-1 * src.length + lLength); + while ((match = endReg.exec(maskedSrc)) != null) { + rDelim = match[1] || match[2] || match[3] || match[4] || match[5] || match[6]; + if (!rDelim) + continue; // skip single * in __abc*abc__ + rLength = [...rDelim].length; + if (match[3] || match[4]) { // found another Left Delim + delimTotal += rLength; + continue; + } + else if (match[5] || match[6]) { // either Left or Right Delim + if (lLength % 3 && !((lLength + rLength) % 3)) { + midDelimTotal += rLength; + continue; // CommonMark Emphasis Rules 9-10 + } + } + delimTotal -= rLength; + if (delimTotal > 0) + continue; // Haven't found enough closing delimiters + // Remove extra characters. *a*** -> *a* + rLength = Math.min(rLength, rLength + delimTotal + midDelimTotal); + const raw = [...src].slice(0, lLength + match.index + rLength + 1).join(''); + // Create `em` if smallest delimiter has odd char count. *a*** + if (Math.min(lLength, rLength) % 2) { + const text = raw.slice(1, -1); + return { + type: 'em', + raw, + text, + tokens: this.lexer.inlineTokens(text) + }; + } + // Create 'strong' if smallest delimiter has even char count. **a*** + const text = raw.slice(2, -2); + return { + type: 'strong', + raw, + text, + tokens: this.lexer.inlineTokens(text) + }; + } + } + } + codespan(src) { + const cap = this.rules.inline.code.exec(src); + if (cap) { + let text = cap[2].replace(/\n/g, ' '); + const hasNonSpaceChars = /[^ ]/.test(text); + const hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text); + if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) { + text = text.substring(1, text.length - 1); + } + text = escape(text, true); + return { + type: 'codespan', + raw: cap[0], + text + }; + } + } + br(src) { + const cap = this.rules.inline.br.exec(src); + if (cap) { + return { + type: 'br', + raw: cap[0] + }; + } + } + del(src) { + const cap = this.rules.inline.del.exec(src); + if (cap) { + return { + type: 'del', + raw: cap[0], + text: cap[2], + tokens: this.lexer.inlineTokens(cap[2]) + }; + } + } + autolink(src) { + const cap = this.rules.inline.autolink.exec(src); + if (cap) { + let text, href; + if (cap[2] === '@') { + text = escape(cap[1]); + href = 'mailto:' + text; + } + else { + text = escape(cap[1]); + href = text; + } + return { + type: 'link', + raw: cap[0], + text, + href, + tokens: [ + { + type: 'text', + raw: text, + text + } + ] + }; + } + } + url(src) { + let cap; + if (cap = this.rules.inline.url.exec(src)) { + let text, href; + if (cap[2] === '@') { + text = escape(cap[0]); + href = 'mailto:' + text; + } + else { + // do extended autolink path validation + let prevCapZero; + do { + prevCapZero = cap[0]; + cap[0] = this.rules.inline._backpedal.exec(cap[0])[0]; + } while (prevCapZero !== cap[0]); + text = escape(cap[0]); + if (cap[1] === 'www.') { + href = 'http://' + cap[0]; + } + else { + href = cap[0]; + } + } + return { + type: 'link', + raw: cap[0], + text, + href, + tokens: [ + { + type: 'text', + raw: text, + text + } + ] + }; + } + } + inlineText(src) { + const cap = this.rules.inline.text.exec(src); + if (cap) { + let text; + if (this.lexer.state.inRawBlock) { + text = cap[0]; + } + else { + text = escape(cap[0]); + } + return { + type: 'text', + raw: cap[0], + text + }; + } + } + } + + /** + * Block-Level Grammar + */ + // Not all rules are defined in the object literal + // @ts-expect-error + const block = { + newline: /^(?: *(?:\n|$))+/, + code: /^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/, + fences: /^ {0,3}(`{3,}(?=[^`\n]*(?:\n|$))|~{3,})([^\n]*)(?:\n|$)(?:|([\s\S]*?)(?:\n|$))(?: {0,3}\1[~`]* *(?=\n|$)|$)/, + hr: /^ {0,3}((?:-[\t ]*){3,}|(?:_[ \t]*){3,}|(?:\*[ \t]*){3,})(?:\n+|$)/, + heading: /^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/, + blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/, + list: /^( {0,3}bull)([ \t][^\n]+?)?(?:\n|$)/, + html: '^ {0,3}(?:' // optional indentation + + '<(script|pre|style|textarea)[\\s>][\\s\\S]*?(?:[^\\n]*\\n+|$)' // (1) + + '|comment[^\\n]*(\\n+|$)' // (2) + + '|<\\?[\\s\\S]*?(?:\\?>\\n*|$)' // (3) + + '|\\n*|$)' // (4) + + '|\\n*|$)' // (5) + + '|)[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (6) + + '|<(?!script|pre|style|textarea)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) open tag + + '|(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) closing tag + + ')', + def: /^ {0,3}\[(label)\]: *(?:\n *)?([^<\s][^\s]*|<.*?>)(?:(?: +(?:\n *)?| *\n *)(title))? *(?:\n+|$)/, + table: noopTest, + lheading: /^((?:(?!^bull ).|\n(?!\n|bull ))+?)\n {0,3}(=+|-+) *(?:\n+|$)/, + // regex template, placeholders will be replaced according to different paragraph + // interruption rules of commonmark and the original markdown spec: + _paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html|table| +\n)[^\n]+)*)/, + text: /^[^\n]+/ + }; + block._label = /(?!\s*\])(?:\\.|[^\[\]\\])+/; + block._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/; + block.def = edit(block.def) + .replace('label', block._label) + .replace('title', block._title) + .getRegex(); + block.bullet = /(?:[*+-]|\d{1,9}[.)])/; + block.listItemStart = edit(/^( *)(bull) */) + .replace('bull', block.bullet) + .getRegex(); + block.list = edit(block.list) + .replace(/bull/g, block.bullet) + .replace('hr', '\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))') + .replace('def', '\\n+(?=' + block.def.source + ')') + .getRegex(); + block._tag = 'address|article|aside|base|basefont|blockquote|body|caption' + + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption' + + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe' + + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option' + + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr' + + '|track|ul'; + block._comment = /|$)/; + block.html = edit(block.html, 'i') + .replace('comment', block._comment) + .replace('tag', block._tag) + .replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/) + .getRegex(); + block.lheading = edit(block.lheading) + .replace(/bull/g, block.bullet) // lists can interrupt + .getRegex(); + block.paragraph = edit(block._paragraph) + .replace('hr', block.hr) + .replace('heading', ' {0,3}#{1,6} ') + .replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs + .replace('|table', '') + .replace('blockquote', ' {0,3}>') + .replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n') + .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt + .replace('html', ')|<(?:script|pre|style|textarea|!--)') + .replace('tag', block._tag) // pars can be interrupted by type (6) html blocks + .getRegex(); + block.blockquote = edit(block.blockquote) + .replace('paragraph', block.paragraph) + .getRegex(); + /** + * Normal Block Grammar + */ + block.normal = { ...block }; + /** + * GFM Block Grammar + */ + block.gfm = { + ...block.normal, + table: '^ *([^\\n ].*\\|.*)\\n' // Header + + ' {0,3}(?:\\| *)?(:?-+:? *(?:\\| *:?-+:? *)*)(?:\\| *)?' // Align + + '(?:\\n((?:(?! *\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)' // Cells + }; + block.gfm.table = edit(block.gfm.table) + .replace('hr', block.hr) + .replace('heading', ' {0,3}#{1,6} ') + .replace('blockquote', ' {0,3}>') + .replace('code', ' {4}[^\\n]') + .replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n') + .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt + .replace('html', ')|<(?:script|pre|style|textarea|!--)') + .replace('tag', block._tag) // tables can be interrupted by type (6) html blocks + .getRegex(); + block.gfm.paragraph = edit(block._paragraph) + .replace('hr', block.hr) + .replace('heading', ' {0,3}#{1,6} ') + .replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs + .replace('table', block.gfm.table) // interrupt paragraphs with table + .replace('blockquote', ' {0,3}>') + .replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n') + .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt + .replace('html', ')|<(?:script|pre|style|textarea|!--)') + .replace('tag', block._tag) // pars can be interrupted by type (6) html blocks + .getRegex(); + /** + * Pedantic grammar (original John Gruber's loose markdown specification) + */ + block.pedantic = { + ...block.normal, + html: edit('^ *(?:comment *(?:\\n|\\s*$)' + + '|<(tag)[\\s\\S]+? *(?:\\n{2,}|\\s*$)' // closed tag + + '|\\s]*)*?/?> *(?:\\n{2,}|\\s*$))') + .replace('comment', block._comment) + .replace(/tag/g, '(?!(?:' + + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub' + + '|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)' + + '\\b)\\w+(?!:|[^\\w\\s@]*@)\\b') + .getRegex(), + def: /^ *\[([^\]]+)\]: *]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/, + heading: /^(#{1,6})(.*)(?:\n+|$)/, + fences: noopTest, + lheading: /^(.+?)\n {0,3}(=+|-+) *(?:\n+|$)/, + paragraph: edit(block.normal._paragraph) + .replace('hr', block.hr) + .replace('heading', ' *#{1,6} *[^\n]') + .replace('lheading', block.lheading) + .replace('blockquote', ' {0,3}>') + .replace('|fences', '') + .replace('|list', '') + .replace('|html', '') + .getRegex() + }; + /** + * Inline-Level Grammar + */ + // Not all rules are defined in the object literal + // @ts-expect-error + const inline = { + escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/, + autolink: /^<(scheme:[^\s\x00-\x1f<>]*|email)>/, + url: noopTest, + tag: '^comment' + + '|^' // self-closing tag + + '|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>' // open tag + + '|^<\\?[\\s\\S]*?\\?>' // processing instruction, e.g. + + '|^' // declaration, e.g. + + '|^', + link: /^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/, + reflink: /^!?\[(label)\]\[(ref)\]/, + nolink: /^!?\[(ref)\](?:\[\])?/, + reflinkSearch: 'reflink|nolink(?!\\()', + emStrong: { + lDelim: /^(?:\*+(?:((?!\*)[punct])|[^\s*]))|^_+(?:((?!_)[punct])|([^\s_]))/, + // (1) and (2) can only be a Right Delimiter. (3) and (4) can only be Left. (5) and (6) can be either Left or Right. + // | Skip orphan inside strong | Consume to delim | (1) #*** | (2) a***#, a*** | (3) #***a, ***a | (4) ***# | (5) #***# | (6) a***a + rDelimAst: /^[^_*]*?__[^_*]*?\*[^_*]*?(?=__)|[^*]+(?=[^*])|(?!\*)[punct](\*+)(?=[\s]|$)|[^punct\s](\*+)(?!\*)(?=[punct\s]|$)|(?!\*)[punct\s](\*+)(?=[^punct\s])|[\s](\*+)(?!\*)(?=[punct])|(?!\*)[punct](\*+)(?!\*)(?=[punct])|[^punct\s](\*+)(?=[^punct\s])/, + rDelimUnd: /^[^_*]*?\*\*[^_*]*?_[^_*]*?(?=\*\*)|[^_]+(?=[^_])|(?!_)[punct](_+)(?=[\s]|$)|[^punct\s](_+)(?!_)(?=[punct\s]|$)|(?!_)[punct\s](_+)(?=[^punct\s])|[\s](_+)(?!_)(?=[punct])|(?!_)[punct](_+)(?!_)(?=[punct])/ // ^- Not allowed for _ + }, + code: /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/, + br: /^( {2,}|\\)\n(?!\s*$)/, + del: noopTest, + text: /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\`^|~'; + inline.punctuation = edit(inline.punctuation, 'u').replace(/punctuation/g, inline._punctuation).getRegex(); + // sequences em should skip over [title](link), `code`, + inline.blockSkip = /\[[^[\]]*?\]\([^\(\)]*?\)|`[^`]*?`|<[^<>]*?>/g; + inline.anyPunctuation = /\\[punct]/g; + inline._escapes = /\\([punct])/g; + inline._comment = edit(block._comment).replace('(?:-->|$)', '-->').getRegex(); + inline.emStrong.lDelim = edit(inline.emStrong.lDelim, 'u') + .replace(/punct/g, inline._punctuation) + .getRegex(); + inline.emStrong.rDelimAst = edit(inline.emStrong.rDelimAst, 'gu') + .replace(/punct/g, inline._punctuation) + .getRegex(); + inline.emStrong.rDelimUnd = edit(inline.emStrong.rDelimUnd, 'gu') + .replace(/punct/g, inline._punctuation) + .getRegex(); + inline.anyPunctuation = edit(inline.anyPunctuation, 'gu') + .replace(/punct/g, inline._punctuation) + .getRegex(); + inline._escapes = edit(inline._escapes, 'gu') + .replace(/punct/g, inline._punctuation) + .getRegex(); + inline._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/; + inline._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/; + inline.autolink = edit(inline.autolink) + .replace('scheme', inline._scheme) + .replace('email', inline._email) + .getRegex(); + inline._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/; + inline.tag = edit(inline.tag) + .replace('comment', inline._comment) + .replace('attribute', inline._attribute) + .getRegex(); + inline._label = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/; + inline._href = /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/; + inline._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/; + inline.link = edit(inline.link) + .replace('label', inline._label) + .replace('href', inline._href) + .replace('title', inline._title) + .getRegex(); + inline.reflink = edit(inline.reflink) + .replace('label', inline._label) + .replace('ref', block._label) + .getRegex(); + inline.nolink = edit(inline.nolink) + .replace('ref', block._label) + .getRegex(); + inline.reflinkSearch = edit(inline.reflinkSearch, 'g') + .replace('reflink', inline.reflink) + .replace('nolink', inline.nolink) + .getRegex(); + /** + * Normal Inline Grammar + */ + inline.normal = { ...inline }; + /** + * Pedantic Inline Grammar + */ + inline.pedantic = { + ...inline.normal, + strong: { + start: /^__|\*\*/, + middle: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/, + endAst: /\*\*(?!\*)/g, + endUnd: /__(?!_)/g + }, + em: { + start: /^_|\*/, + middle: /^()\*(?=\S)([\s\S]*?\S)\*(?!\*)|^_(?=\S)([\s\S]*?\S)_(?!_)/, + endAst: /\*(?!\*)/g, + endUnd: /_(?!_)/g + }, + link: edit(/^!?\[(label)\]\((.*?)\)/) + .replace('label', inline._label) + .getRegex(), + reflink: edit(/^!?\[(label)\]\s*\[([^\]]*)\]/) + .replace('label', inline._label) + .getRegex() + }; + /** + * GFM Inline Grammar + */ + inline.gfm = { + ...inline.normal, + escape: edit(inline.escape).replace('])', '~|])').getRegex(), + _extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/, + url: /^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/, + _backpedal: /(?:[^?!.,:;*_'"~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_'"~)]+(?!$))+/, + del: /^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/, + text: /^([`~]+|[^`~])(?:(?= {2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\ { + return leading + ' '.repeat(tabs.length); + }); + } + let token; + let lastToken; + let cutSrc; + let lastParagraphClipped; + while (src) { + if (this.options.extensions + && this.options.extensions.block + && this.options.extensions.block.some((extTokenizer) => { + if (token = extTokenizer.call({ lexer: this }, src, tokens)) { + src = src.substring(token.raw.length); + tokens.push(token); + return true; + } + return false; + })) { + continue; + } + // newline + if (token = this.tokenizer.space(src)) { + src = src.substring(token.raw.length); + if (token.raw.length === 1 && tokens.length > 0) { + // if there's a single \n as a spacer, it's terminating the last line, + // so move it there so that we don't get unecessary paragraph tags + tokens[tokens.length - 1].raw += '\n'; + } + else { + tokens.push(token); + } + continue; + } + // code + if (token = this.tokenizer.code(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + // An indented code block cannot interrupt a paragraph. + if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } + else { + tokens.push(token); + } + continue; + } + // fences + if (token = this.tokenizer.fences(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // heading + if (token = this.tokenizer.heading(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // hr + if (token = this.tokenizer.hr(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // blockquote + if (token = this.tokenizer.blockquote(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // list + if (token = this.tokenizer.list(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // html + if (token = this.tokenizer.html(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // def + if (token = this.tokenizer.def(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.raw; + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } + else if (!this.tokens.links[token.tag]) { + this.tokens.links[token.tag] = { + href: token.href, + title: token.title + }; + } + continue; + } + // table (gfm) + if (token = this.tokenizer.table(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // lheading + if (token = this.tokenizer.lheading(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // top-level paragraph + // prevent paragraph consuming extensions by clipping 'src' to extension start + cutSrc = src; + if (this.options.extensions && this.options.extensions.startBlock) { + let startIndex = Infinity; + const tempSrc = src.slice(1); + let tempStart; + this.options.extensions.startBlock.forEach((getStartIndex) => { + tempStart = getStartIndex.call({ lexer: this }, tempSrc); + if (typeof tempStart === 'number' && tempStart >= 0) { + startIndex = Math.min(startIndex, tempStart); + } + }); + if (startIndex < Infinity && startIndex >= 0) { + cutSrc = src.substring(0, startIndex + 1); + } + } + if (this.state.top && (token = this.tokenizer.paragraph(cutSrc))) { + lastToken = tokens[tokens.length - 1]; + if (lastParagraphClipped && lastToken.type === 'paragraph') { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue.pop(); + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } + else { + tokens.push(token); + } + lastParagraphClipped = (cutSrc.length !== src.length); + src = src.substring(token.raw.length); + continue; + } + // text + if (token = this.tokenizer.text(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && lastToken.type === 'text') { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue.pop(); + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } + else { + tokens.push(token); + } + continue; + } + if (src) { + const errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0); + if (this.options.silent) { + console.error(errMsg); + break; + } + else { + throw new Error(errMsg); + } + } + } + this.state.top = true; + return tokens; + } + inline(src, tokens = []) { + this.inlineQueue.push({ src, tokens }); + return tokens; + } + /** + * Lexing/Compiling + */ + inlineTokens(src, tokens = []) { + let token, lastToken, cutSrc; + // String with links masked to avoid interference with em and strong + let maskedSrc = src; + let match; + let keepPrevChar, prevChar; + // Mask out reflinks + if (this.tokens.links) { + const links = Object.keys(this.tokens.links); + if (links.length > 0) { + while ((match = this.tokenizer.rules.inline.reflinkSearch.exec(maskedSrc)) != null) { + if (links.includes(match[0].slice(match[0].lastIndexOf('[') + 1, -1))) { + maskedSrc = maskedSrc.slice(0, match.index) + '[' + 'a'.repeat(match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex); + } + } + } + } + // Mask out other blocks + while ((match = this.tokenizer.rules.inline.blockSkip.exec(maskedSrc)) != null) { + maskedSrc = maskedSrc.slice(0, match.index) + '[' + 'a'.repeat(match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex); + } + // Mask out escaped characters + while ((match = this.tokenizer.rules.inline.anyPunctuation.exec(maskedSrc)) != null) { + maskedSrc = maskedSrc.slice(0, match.index) + '++' + maskedSrc.slice(this.tokenizer.rules.inline.anyPunctuation.lastIndex); + } + while (src) { + if (!keepPrevChar) { + prevChar = ''; + } + keepPrevChar = false; + // extensions + if (this.options.extensions + && this.options.extensions.inline + && this.options.extensions.inline.some((extTokenizer) => { + if (token = extTokenizer.call({ lexer: this }, src, tokens)) { + src = src.substring(token.raw.length); + tokens.push(token); + return true; + } + return false; + })) { + continue; + } + // escape + if (token = this.tokenizer.escape(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // tag + if (token = this.tokenizer.tag(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && token.type === 'text' && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } + else { + tokens.push(token); + } + continue; + } + // link + if (token = this.tokenizer.link(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // reflink, nolink + if (token = this.tokenizer.reflink(src, this.tokens.links)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && token.type === 'text' && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } + else { + tokens.push(token); + } + continue; + } + // em & strong + if (token = this.tokenizer.emStrong(src, maskedSrc, prevChar)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // code + if (token = this.tokenizer.codespan(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // br + if (token = this.tokenizer.br(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // del (gfm) + if (token = this.tokenizer.del(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // autolink + if (token = this.tokenizer.autolink(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // url (gfm) + if (!this.state.inLink && (token = this.tokenizer.url(src))) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + // text + // prevent inlineText consuming extensions by clipping 'src' to extension start + cutSrc = src; + if (this.options.extensions && this.options.extensions.startInline) { + let startIndex = Infinity; + const tempSrc = src.slice(1); + let tempStart; + this.options.extensions.startInline.forEach((getStartIndex) => { + tempStart = getStartIndex.call({ lexer: this }, tempSrc); + if (typeof tempStart === 'number' && tempStart >= 0) { + startIndex = Math.min(startIndex, tempStart); + } + }); + if (startIndex < Infinity && startIndex >= 0) { + cutSrc = src.substring(0, startIndex + 1); + } + } + if (token = this.tokenizer.inlineText(cutSrc)) { + src = src.substring(token.raw.length); + if (token.raw.slice(-1) !== '_') { // Track prevChar before string of ____ started + prevChar = token.raw.slice(-1); + } + keepPrevChar = true; + lastToken = tokens[tokens.length - 1]; + if (lastToken && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } + else { + tokens.push(token); + } + continue; + } + if (src) { + const errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0); + if (this.options.silent) { + console.error(errMsg); + break; + } + else { + throw new Error(errMsg); + } + } + } + return tokens; + } + } + + /** + * Renderer + */ + class _Renderer { + options; + constructor(options) { + this.options = options || exports.defaults; + } + code(code, infostring, escaped) { + const lang = (infostring || '').match(/^\S*/)?.[0]; + code = code.replace(/\n$/, '') + '\n'; + if (!lang) { + return '
'
+                    + (escaped ? code : escape(code, true))
+                    + '
\n'; + } + return '
'
+                + (escaped ? code : escape(code, true))
+                + '
\n'; + } + blockquote(quote) { + return `
\n${quote}
\n`; + } + html(html, block) { + return html; + } + heading(text, level, raw) { + // ignore IDs + return `${text}\n`; + } + hr() { + return '
\n'; + } + list(body, ordered, start) { + const type = ordered ? 'ol' : 'ul'; + const startatt = (ordered && start !== 1) ? (' start="' + start + '"') : ''; + return '<' + type + startatt + '>\n' + body + '\n'; + } + listitem(text, task, checked) { + return `
  • ${text}
    • \n`; + } + checkbox(checked) { + return ''; + } + paragraph(text) { + return `

    ${text}

    \n`; + } + table(header, body) { + if (body) + body = `${body}`; + return '\n' + + '\n' + + header + + '\n' + + body + + '
    \n'; + } + tablerow(content) { + return `\n${content}\n`; + } + tablecell(content, flags) { + const type = flags.header ? 'th' : 'td'; + const tag = flags.align + ? `<${type} align="${flags.align}">` + : `<${type}>`; + return tag + content + `\n`; + } + /** + * span level renderer + */ + strong(text) { + return `${text}`; + } + em(text) { + return `${text}`; + } + codespan(text) { + return `${text}`; + } + br() { + return '
    '; + } + del(text) { + return `${text}`; + } + link(href, title, text) { + const cleanHref = cleanUrl(href); + if (cleanHref === null) { + return text; + } + href = cleanHref; + let out = '    '; + return out; + } + image(href, title, text) { + const cleanHref = cleanUrl(href); + if (cleanHref === null) { + return text; + } + href = cleanHref; + let out = `${text} 0 && item.tokens[0].type === 'paragraph') { + item.tokens[0].text = checkbox + ' ' + item.tokens[0].text; + if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') { + item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text; + } + } + else { + item.tokens.unshift({ + type: 'text', + text: checkbox + ' ' + }); + } + } + else { + itemBody += checkbox + ' '; + } + } + itemBody += this.parse(item.tokens, loose); + body += this.renderer.listitem(itemBody, task, !!checked); + } + out += this.renderer.list(body, ordered, start); + continue; + } + case 'html': { + const htmlToken = token; + out += this.renderer.html(htmlToken.text, htmlToken.block); + continue; + } + case 'paragraph': { + const paragraphToken = token; + out += this.renderer.paragraph(this.parseInline(paragraphToken.tokens)); + continue; + } + case 'text': { + let textToken = token; + let body = textToken.tokens ? this.parseInline(textToken.tokens) : textToken.text; + while (i + 1 < tokens.length && tokens[i + 1].type === 'text') { + textToken = tokens[++i]; + body += '\n' + (textToken.tokens ? this.parseInline(textToken.tokens) : textToken.text); + } + out += top ? this.renderer.paragraph(body) : body; + continue; + } + default: { + const errMsg = 'Token with "' + token.type + '" type was not found.'; + if (this.options.silent) { + console.error(errMsg); + return ''; + } + else { + throw new Error(errMsg); + } + } + } + } + return out; + } + /** + * Parse Inline Tokens + */ + parseInline(tokens, renderer) { + renderer = renderer || this.renderer; + let out = ''; + for (let i = 0; i < tokens.length; i++) { + const token = tokens[i]; + // Run any renderer extensions + if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) { + const ret = this.options.extensions.renderers[token.type].call({ parser: this }, token); + if (ret !== false || !['escape', 'html', 'link', 'image', 'strong', 'em', 'codespan', 'br', 'del', 'text'].includes(token.type)) { + out += ret || ''; + continue; + } + } + switch (token.type) { + case 'escape': { + const escapeToken = token; + out += renderer.text(escapeToken.text); + break; + } + case 'html': { + const tagToken = token; + out += renderer.html(tagToken.text); + break; + } + case 'link': { + const linkToken = token; + out += renderer.link(linkToken.href, linkToken.title, this.parseInline(linkToken.tokens, renderer)); + break; + } + case 'image': { + const imageToken = token; + out += renderer.image(imageToken.href, imageToken.title, imageToken.text); + break; + } + case 'strong': { + const strongToken = token; + out += renderer.strong(this.parseInline(strongToken.tokens, renderer)); + break; + } + case 'em': { + const emToken = token; + out += renderer.em(this.parseInline(emToken.tokens, renderer)); + break; + } + case 'codespan': { + const codespanToken = token; + out += renderer.codespan(codespanToken.text); + break; + } + case 'br': { + out += renderer.br(); + break; + } + case 'del': { + const delToken = token; + out += renderer.del(this.parseInline(delToken.tokens, renderer)); + break; + } + case 'text': { + const textToken = token; + out += renderer.text(textToken.text); + break; + } + default: { + const errMsg = 'Token with "' + token.type + '" type was not found.'; + if (this.options.silent) { + console.error(errMsg); + return ''; + } + else { + throw new Error(errMsg); + } + } + } + } + return out; + } + } + + class _Hooks { + options; + constructor(options) { + this.options = options || exports.defaults; + } + static passThroughHooks = new Set([ + 'preprocess', + 'postprocess' + ]); + /** + * Process markdown before marked + */ + preprocess(markdown) { + return markdown; + } + /** + * Process HTML after marked is finished + */ + postprocess(html) { + return html; + } + } + + class Marked { + defaults = _getDefaults(); + options = this.setOptions; + parse = this.#parseMarkdown(_Lexer.lex, _Parser.parse); + parseInline = this.#parseMarkdown(_Lexer.lexInline, _Parser.parseInline); + Parser = _Parser; + parser = _Parser.parse; + Renderer = _Renderer; + TextRenderer = _TextRenderer; + Lexer = _Lexer; + lexer = _Lexer.lex; + Tokenizer = _Tokenizer; + Hooks = _Hooks; + constructor(...args) { + this.use(...args); + } + /** + * Run callback for every token + */ + walkTokens(tokens, callback) { + let values = []; + for (const token of tokens) { + values = values.concat(callback.call(this, token)); + switch (token.type) { + case 'table': { + const tableToken = token; + for (const cell of tableToken.header) { + values = values.concat(this.walkTokens(cell.tokens, callback)); + } + for (const row of tableToken.rows) { + for (const cell of row) { + values = values.concat(this.walkTokens(cell.tokens, callback)); + } + } + break; + } + case 'list': { + const listToken = token; + values = values.concat(this.walkTokens(listToken.items, callback)); + break; + } + default: { + const genericToken = token; + if (this.defaults.extensions?.childTokens?.[genericToken.type]) { + this.defaults.extensions.childTokens[genericToken.type].forEach((childTokens) => { + values = values.concat(this.walkTokens(genericToken[childTokens], callback)); + }); + } + else if (genericToken.tokens) { + values = values.concat(this.walkTokens(genericToken.tokens, callback)); + } + } + } + } + return values; + } + use(...args) { + const extensions = this.defaults.extensions || { renderers: {}, childTokens: {} }; + args.forEach((pack) => { + // copy options to new object + const opts = { ...pack }; + // set async to true if it was set to true before + opts.async = this.defaults.async || opts.async || false; + // ==-- Parse "addon" extensions --== // + if (pack.extensions) { + pack.extensions.forEach((ext) => { + if (!ext.name) { + throw new Error('extension name required'); + } + if ('renderer' in ext) { // Renderer extensions + const prevRenderer = extensions.renderers[ext.name]; + if (prevRenderer) { + // Replace extension with func to run new extension but fall back if false + extensions.renderers[ext.name] = function (...args) { + let ret = ext.renderer.apply(this, args); + if (ret === false) { + ret = prevRenderer.apply(this, args); + } + return ret; + }; + } + else { + extensions.renderers[ext.name] = ext.renderer; + } + } + if ('tokenizer' in ext) { // Tokenizer Extensions + if (!ext.level || (ext.level !== 'block' && ext.level !== 'inline')) { + throw new Error("extension level must be 'block' or 'inline'"); + } + const extLevel = extensions[ext.level]; + if (extLevel) { + extLevel.unshift(ext.tokenizer); + } + else { + extensions[ext.level] = [ext.tokenizer]; + } + if (ext.start) { // Function to check for start of token + if (ext.level === 'block') { + if (extensions.startBlock) { + extensions.startBlock.push(ext.start); + } + else { + extensions.startBlock = [ext.start]; + } + } + else if (ext.level === 'inline') { + if (extensions.startInline) { + extensions.startInline.push(ext.start); + } + else { + extensions.startInline = [ext.start]; + } + } + } + } + if ('childTokens' in ext && ext.childTokens) { // Child tokens to be visited by walkTokens + extensions.childTokens[ext.name] = ext.childTokens; + } + }); + opts.extensions = extensions; + } + // ==-- Parse "overwrite" extensions --== // + if (pack.renderer) { + const renderer = this.defaults.renderer || new _Renderer(this.defaults); + for (const prop in pack.renderer) { + const rendererFunc = pack.renderer[prop]; + const rendererKey = prop; + const prevRenderer = renderer[rendererKey]; + // Replace renderer with func to run extension, but fall back if false + renderer[rendererKey] = (...args) => { + let ret = rendererFunc.apply(renderer, args); + if (ret === false) { + ret = prevRenderer.apply(renderer, args); + } + return ret || ''; + }; + } + opts.renderer = renderer; + } + if (pack.tokenizer) { + const tokenizer = this.defaults.tokenizer || new _Tokenizer(this.defaults); + for (const prop in pack.tokenizer) { + const tokenizerFunc = pack.tokenizer[prop]; + const tokenizerKey = prop; + const prevTokenizer = tokenizer[tokenizerKey]; + // Replace tokenizer with func to run extension, but fall back if false + tokenizer[tokenizerKey] = (...args) => { + let ret = tokenizerFunc.apply(tokenizer, args); + if (ret === false) { + ret = prevTokenizer.apply(tokenizer, args); + } + return ret; + }; + } + opts.tokenizer = tokenizer; + } + // ==-- Parse Hooks extensions --== // + if (pack.hooks) { + const hooks = this.defaults.hooks || new _Hooks(); + for (const prop in pack.hooks) { + const hooksFunc = pack.hooks[prop]; + const hooksKey = prop; + const prevHook = hooks[hooksKey]; + if (_Hooks.passThroughHooks.has(prop)) { + hooks[hooksKey] = (arg) => { + if (this.defaults.async) { + return Promise.resolve(hooksFunc.call(hooks, arg)).then(ret => { + return prevHook.call(hooks, ret); + }); + } + const ret = hooksFunc.call(hooks, arg); + return prevHook.call(hooks, ret); + }; + } + else { + hooks[hooksKey] = (...args) => { + let ret = hooksFunc.apply(hooks, args); + if (ret === false) { + ret = prevHook.apply(hooks, args); + } + return ret; + }; + } + } + opts.hooks = hooks; + } + // ==-- Parse WalkTokens extensions --== // + if (pack.walkTokens) { + const walkTokens = this.defaults.walkTokens; + const packWalktokens = pack.walkTokens; + opts.walkTokens = function (token) { + let values = []; + values.push(packWalktokens.call(this, token)); + if (walkTokens) { + values = values.concat(walkTokens.call(this, token)); + } + return values; + }; + } + this.defaults = { ...this.defaults, ...opts }; + }); + return this; + } + setOptions(opt) { + this.defaults = { ...this.defaults, ...opt }; + return this; + } + #parseMarkdown(lexer, parser) { + return (src, options) => { + const origOpt = { ...options }; + const opt = { ...this.defaults, ...origOpt }; + // Show warning if an extension set async to true but the parse was called with async: false + if (this.defaults.async === true && origOpt.async === false) { + if (!opt.silent) { + console.warn('marked(): The async option was set to true by an extension. The async: false option sent to parse will be ignored.'); + } + opt.async = true; + } + const throwError = this.#onError(!!opt.silent, !!opt.async); + // throw error in case of non string input + if (typeof src === 'undefined' || src === null) { + return throwError(new Error('marked(): input parameter is undefined or null')); + } + if (typeof src !== 'string') { + return throwError(new Error('marked(): input parameter is of type ' + + Object.prototype.toString.call(src) + ', string expected')); + } + if (opt.hooks) { + opt.hooks.options = opt; + } + if (opt.async) { + return Promise.resolve(opt.hooks ? opt.hooks.preprocess(src) : src) + .then(src => lexer(src, opt)) + .then(tokens => opt.walkTokens ? Promise.all(this.walkTokens(tokens, opt.walkTokens)).then(() => tokens) : tokens) + .then(tokens => parser(tokens, opt)) + .then(html => opt.hooks ? opt.hooks.postprocess(html) : html) + .catch(throwError); + } + try { + if (opt.hooks) { + src = opt.hooks.preprocess(src); + } + const tokens = lexer(src, opt); + if (opt.walkTokens) { + this.walkTokens(tokens, opt.walkTokens); + } + let html = parser(tokens, opt); + if (opt.hooks) { + html = opt.hooks.postprocess(html); + } + return html; + } + catch (e) { + return throwError(e); + } + }; + } + #onError(silent, async) { + return (e) => { + e.message += '\nPlease report this to https://github.com/markedjs/marked.'; + if (silent) { + const msg = '

    An error occurred:

    '
+                        + escape(e.message + '', true)
+                        + '
    '; + if (async) { + return Promise.resolve(msg); + } + return msg; + } + if (async) { + return Promise.reject(e); + } + throw e; + }; + } + } + + const markedInstance = new Marked(); + function marked(src, opt) { + return markedInstance.parse(src, opt); + } + /** + * Sets the default options. + * + * @param options Hash of options + */ + marked.options = + marked.setOptions = function (options) { + markedInstance.setOptions(options); + marked.defaults = markedInstance.defaults; + changeDefaults(marked.defaults); + return marked; + }; + /** + * Gets the original marked default options. + */ + marked.getDefaults = _getDefaults; + marked.defaults = exports.defaults; + /** + * Use Extension + */ + marked.use = function (...args) { + markedInstance.use(...args); + marked.defaults = markedInstance.defaults; + changeDefaults(marked.defaults); + return marked; + }; + /** + * Run callback for every token + */ + marked.walkTokens = function (tokens, callback) { + return markedInstance.walkTokens(tokens, callback); + }; + /** + * Compiles markdown to HTML without enclosing `p` tag. + * + * @param src String of markdown source to be compiled + * @param options Hash of options + * @return String of compiled HTML + */ + marked.parseInline = markedInstance.parseInline; + /** + * Expose + */ + marked.Parser = _Parser; + marked.parser = _Parser.parse; + marked.Renderer = _Renderer; + marked.TextRenderer = _TextRenderer; + marked.Lexer = _Lexer; + marked.lexer = _Lexer.lex; + marked.Tokenizer = _Tokenizer; + marked.Hooks = _Hooks; + marked.parse = marked; + const options = marked.options; + const setOptions = marked.setOptions; + const use = marked.use; + const walkTokens = marked.walkTokens; + const parseInline = marked.parseInline; + const parse = marked; + const parser = _Parser.parse; + const lexer = _Lexer.lex; + + exports.Hooks = _Hooks; + exports.Lexer = _Lexer; + exports.Marked = Marked; + exports.Parser = _Parser; + exports.Renderer = _Renderer; + exports.TextRenderer = _TextRenderer; + exports.Tokenizer = _Tokenizer; + exports.getDefaults = _getDefaults; + exports.lexer = lexer; + exports.marked = marked; + exports.options = options; + exports.parse = parse; + exports.parseInline = parseInline; + exports.parser = parser; + exports.setOptions = setOptions; + exports.use = use; + exports.walkTokens = walkTokens; + +})); +//# sourceMappingURL=marked.umd.js.map diff --git a/app/src/main/java/com/wbrawner/simplemarkdown/MainActivity.kt b/app/src/main/java/com/wbrawner/simplemarkdown/MainActivity.kt index 6c65f34..e7dae52 100644 --- a/app/src/main/java/com/wbrawner/simplemarkdown/MainActivity.kt +++ b/app/src/main/java/com/wbrawner/simplemarkdown/MainActivity.kt @@ -20,13 +20,13 @@ import androidx.compose.material.icons.filled.Help import androidx.compose.material.icons.filled.Info import androidx.compose.material.icons.filled.PrivacyTip import androidx.compose.material.icons.filled.Settings +import androidx.compose.runtime.LaunchedEffect import androidx.compose.runtime.collectAsState import androidx.compose.runtime.getValue import androidx.compose.ui.graphics.vector.ImageVector import androidx.core.app.ActivityCompat import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen import androidx.core.view.WindowCompat -import androidx.lifecycle.lifecycleScope import androidx.navigation.compose.NavHost import androidx.navigation.compose.composable import androidx.navigation.compose.rememberNavController @@ -39,42 +39,18 @@ import com.wbrawner.simplemarkdown.ui.SettingsScreen import com.wbrawner.simplemarkdown.ui.SupportScreen import com.wbrawner.simplemarkdown.ui.theme.SimpleMarkdownTheme import com.wbrawner.simplemarkdown.utility.Preference -import kotlinx.coroutines.Dispatchers -import kotlinx.coroutines.launch -import kotlinx.coroutines.withContext class MainActivity : AppCompatActivity(), ActivityCompat.OnRequestPermissionsResultCallback { - private val viewModel: MarkdownViewModel by viewModels { MarkdownViewModel.factory(fileHelper, preferenceHelper) } + private val viewModel: MarkdownViewModel by viewModels { + MarkdownViewModel.factory( + fileHelper, + preferenceHelper + ) + } override fun onCreate(savedInstanceState: Bundle?) { installSplashScreen() super.onCreate(savedInstanceState) - lifecycleScope.launch { - val darkMode = withContext(Dispatchers.IO) { - val darkModeValue = preferenceHelper[Preference.DARK_MODE] as String - - return@withContext when { - darkModeValue.equals( - getString(R.string.pref_value_light), - ignoreCase = true - ) -> AppCompatDelegate.MODE_NIGHT_NO - - darkModeValue.equals( - getString(R.string.pref_value_dark), - ignoreCase = true - ) -> AppCompatDelegate.MODE_NIGHT_YES - - else -> { - if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P) { - AppCompatDelegate.MODE_NIGHT_AUTO_BATTERY - } else { - AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM - } - } - } - } - AppCompatDelegate.setDefaultNightMode(darkMode) - } WindowCompat.setDecorFitsSystemWindows(window, false) val preferences = mutableMapOf() preferences["Autosave"] = preferenceHelper[Preference.AUTOSAVE_ENABLED].toString() @@ -90,19 +66,45 @@ class MainActivity : AppCompatActivity(), ActivityCompat.OnRequestPermissionsRes .collectAsState() val readabilityEnabled by preferenceHelper.observe(Preference.READABILITY_ENABLED) .collectAsState() + val darkModePreference by preferenceHelper.observe(Preference.DARK_MODE) + .collectAsState() + LaunchedEffect(darkModePreference) { + val darkMode = when { + darkModePreference.equals( + getString(R.string.pref_value_light), + ignoreCase = true + ) -> AppCompatDelegate.MODE_NIGHT_NO + + darkModePreference.equals( + getString(R.string.pref_value_dark), + ignoreCase = true + ) -> AppCompatDelegate.MODE_NIGHT_YES + + else -> { + if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P) { + AppCompatDelegate.MODE_NIGHT_AUTO_BATTERY + } else { + AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM + } + } + } + AppCompatDelegate.setDefaultNightMode(darkMode) + } SimpleMarkdownTheme { val navController = rememberNavController() NavHost( navController = navController, startDestination = Route.EDITOR.path, - enterTransition = { fadeIn( - animationSpec = tween( - 300, easing = LinearEasing + enterTransition = { + fadeIn( + animationSpec = tween( + 300, easing = LinearEasing + ) + ) + slideIntoContainer( + animationSpec = tween(300, easing = EaseIn), + towards = AnimatedContentTransitionScope.SlideDirection.Start ) - ) + slideIntoContainer( - animationSpec = tween(300, easing = EaseIn), - towards = AnimatedContentTransitionScope.SlideDirection.Start - ) }, + }, popEnterTransition = { EnterTransition.None }, popExitTransition = { fadeOut( @@ -120,7 +122,8 @@ class MainActivity : AppCompatActivity(), ActivityCompat.OnRequestPermissionsRes navController = navController, viewModel = viewModel, enableAutosave = autosaveEnabled, - enableReadability = readabilityEnabled + enableReadability = readabilityEnabled, + darkMode = darkModePreference ) } composable(Route.SETTINGS.path) { @@ -130,13 +133,25 @@ class MainActivity : AppCompatActivity(), ActivityCompat.OnRequestPermissionsRes SupportScreen(navController = navController) } composable(Route.HELP.path) { - MarkdownInfoScreen(title = Route.HELP.title, file = "Cheatsheet.md", navController = navController) + MarkdownInfoScreen( + title = Route.HELP.title, + file = "Cheatsheet.md", + navController = navController + ) } composable(Route.ABOUT.path) { - MarkdownInfoScreen(title = Route.ABOUT.title, file = "Libraries.md", navController = navController) + MarkdownInfoScreen( + title = Route.ABOUT.title, + file = "Libraries.md", + navController = navController + ) } composable(Route.PRIVACY.path) { - MarkdownInfoScreen(title = Route.PRIVACY.title, file = "Privacy Policy.md", navController = navController) + MarkdownInfoScreen( + title = Route.PRIVACY.title, + file = "Privacy Policy.md", + navController = navController + ) } } } diff --git a/app/src/main/java/com/wbrawner/simplemarkdown/MarkdownViewModel.kt b/app/src/main/java/com/wbrawner/simplemarkdown/MarkdownViewModel.kt index ad73a46..88a4e19 100644 --- a/app/src/main/java/com/wbrawner/simplemarkdown/MarkdownViewModel.kt +++ b/app/src/main/java/com/wbrawner/simplemarkdown/MarkdownViewModel.kt @@ -33,6 +33,12 @@ class MarkdownViewModel( val effects = _effects.asSharedFlow() private val saveMutex = Mutex() + init { + viewModelScope.launch { + load(null) + } + } + suspend fun updateMarkdown(markdown: String?) { this@MarkdownViewModel._markdown.emit(markdown ?: "") isDirty.set(true) diff --git a/app/src/main/java/com/wbrawner/simplemarkdown/ui/MainScreen.kt b/app/src/main/java/com/wbrawner/simplemarkdown/ui/MainScreen.kt index cacbc45..86d6c1e 100644 --- a/app/src/main/java/com/wbrawner/simplemarkdown/ui/MainScreen.kt +++ b/app/src/main/java/com/wbrawner/simplemarkdown/ui/MainScreen.kt @@ -9,10 +9,11 @@ import androidx.compose.foundation.layout.Column import androidx.compose.foundation.layout.Row import androidx.compose.foundation.layout.RowScope import androidx.compose.foundation.layout.fillMaxSize +import androidx.compose.foundation.layout.fillMaxWidth import androidx.compose.foundation.layout.padding +import androidx.compose.foundation.layout.size import androidx.compose.foundation.pager.HorizontalPager import androidx.compose.foundation.pager.rememberPagerState -import androidx.compose.foundation.text.BasicTextField import androidx.compose.foundation.text.KeyboardOptions import androidx.compose.material.icons.Icons import androidx.compose.material.icons.filled.ArrowBack @@ -38,6 +39,7 @@ import androidx.compose.material3.TabRow import androidx.compose.material3.Text import androidx.compose.material3.TextButton import androidx.compose.material3.TextField +import androidx.compose.material3.TextFieldDefaults import androidx.compose.material3.TopAppBar import androidx.compose.material3.rememberDrawerState import androidx.compose.runtime.Composable @@ -51,8 +53,8 @@ import androidx.compose.runtime.setValue import androidx.compose.ui.Alignment import androidx.compose.ui.Modifier import androidx.compose.ui.graphics.Color -import androidx.compose.ui.graphics.SolidColor import androidx.compose.ui.platform.LocalContext +import androidx.compose.ui.res.painterResource import androidx.compose.ui.text.AnnotatedString import androidx.compose.ui.text.SpanStyle import androidx.compose.ui.text.TextStyle @@ -78,6 +80,7 @@ fun MainScreen( viewModel: MarkdownViewModel, enableAutosave: Boolean, enableReadability: Boolean, + darkMode: String, ) { var lockSwiping by remember { mutableStateOf(false) } val coroutineScope = rememberCoroutineScope() @@ -242,8 +245,15 @@ fun MainScreen( if (page == 0) { TextField( modifier = Modifier - .fillMaxSize() - .padding(8.dp), + .fillMaxSize(), + colors = TextFieldDefaults.colors( + focusedContainerColor = MaterialTheme.colorScheme.surface, + unfocusedContainerColor = MaterialTheme.colorScheme.surface, + disabledIndicatorColor = Color.Transparent, + errorIndicatorColor = Color.Transparent, + focusedIndicatorColor = Color.Transparent, + unfocusedIndicatorColor = Color.Transparent + ), value = textFieldValue, onValueChange = { textFieldValue = if (enableReadability) { @@ -265,7 +275,7 @@ fun MainScreen( keyboardOptions = KeyboardOptions(capitalization = KeyboardCapitalization.Sentences) ) } else { - MarkdownPreview(modifier = Modifier.fillMaxSize(), markdown) + MarkdownPreview(modifier = Modifier.fillMaxSize(), markdown, darkMode) } } } @@ -293,6 +303,21 @@ fun MarkdownNavigationDrawer( val coroutineScope = rememberCoroutineScope() DismissibleNavigationDrawer(drawerState = drawerState, drawerContent = { DismissibleDrawerSheet { + Row( + modifier = Modifier.fillMaxWidth(), + verticalAlignment = Alignment.CenterVertically + ) { + Icon( + modifier = Modifier.size(96.dp), + painter = painterResource(R.drawable.ic_launcher_foreground), + contentDescription = null, + tint = MaterialTheme.colorScheme.onSurface + ) + Text( + text = "Simple Markdown", + style = MaterialTheme.typography.titleLarge + ) + } Route.entries.forEach { route -> if (route == Route.EDITOR) { return@forEach diff --git a/app/src/main/java/com/wbrawner/simplemarkdown/ui/MarkdownInfoScreen.kt b/app/src/main/java/com/wbrawner/simplemarkdown/ui/MarkdownInfoScreen.kt index d9f7a44..825c591 100644 --- a/app/src/main/java/com/wbrawner/simplemarkdown/ui/MarkdownInfoScreen.kt +++ b/app/src/main/java/com/wbrawner/simplemarkdown/ui/MarkdownInfoScreen.kt @@ -5,10 +5,8 @@ import androidx.compose.foundation.layout.padding import androidx.compose.material3.Scaffold import androidx.compose.runtime.Composable import androidx.compose.runtime.LaunchedEffect -import androidx.compose.runtime.getValue import androidx.compose.runtime.mutableStateOf import androidx.compose.runtime.remember -import androidx.compose.runtime.setValue import androidx.compose.ui.Modifier import androidx.compose.ui.platform.LocalContext import androidx.navigation.NavController @@ -30,15 +28,16 @@ fun MarkdownInfoScreen( } ) { paddingValues -> val context = LocalContext.current - var markdown by remember { mutableStateOf("") } + val (markdown, setMarkdown) = remember { mutableStateOf("") } LaunchedEffect(file) { - markdown = context.assets.readAssetToString(file)?.toHtml()?: "Failed to load $file" + setMarkdown(context.assets.readAssetToString(file)?.toHtml() ?: "Failed to load $file") } MarkdownPreview( modifier = Modifier .fillMaxSize() .padding(paddingValues), - markdown = markdown + markdown = markdown, + "Auto" ) } } diff --git a/app/src/main/java/com/wbrawner/simplemarkdown/ui/MarkdownPreview.kt b/app/src/main/java/com/wbrawner/simplemarkdown/ui/MarkdownPreview.kt index 23aa4ba..19eb506 100644 --- a/app/src/main/java/com/wbrawner/simplemarkdown/ui/MarkdownPreview.kt +++ b/app/src/main/java/com/wbrawner/simplemarkdown/ui/MarkdownPreview.kt @@ -1,69 +1,93 @@ package com.wbrawner.simplemarkdown.ui -import android.content.res.Configuration +import android.content.Context +import android.view.ViewGroup import android.webkit.WebView -import androidx.appcompat.app.AppCompatDelegate -import androidx.compose.foundation.layout.fillMaxSize +import androidx.compose.material3.MaterialTheme import androidx.compose.runtime.Composable import androidx.compose.runtime.LaunchedEffect import androidx.compose.runtime.getValue import androidx.compose.runtime.mutableStateOf import androidx.compose.runtime.remember -import androidx.compose.runtime.rememberCoroutineScope import androidx.compose.runtime.setValue import androidx.compose.ui.Modifier +import androidx.compose.ui.graphics.Color +import androidx.compose.ui.graphics.toArgb import androidx.compose.ui.platform.LocalContext import androidx.compose.ui.viewinterop.AndroidView -import androidx.preference.PreferenceManager import com.wbrawner.simplemarkdown.BuildConfig -import com.wbrawner.simplemarkdown.R -import com.wbrawner.simplemarkdown.utility.toHtml import kotlinx.coroutines.Dispatchers -import kotlinx.coroutines.launch import kotlinx.coroutines.withContext +import java.io.Reader +private const val container = "
    " + +@OptIn(ExperimentalStdlibApi::class) @Composable -fun MarkdownPreview(modifier: Modifier = Modifier, markdown: String) { - val coroutineScope = rememberCoroutineScope() +fun MarkdownPreview(modifier: Modifier = Modifier, markdown: String, darkMode: String) { + val materialColors = MaterialTheme.colorScheme + val style = remember(darkMode) { + """body { + | background: #${materialColors.surface.toArgb().toHexString().substring(2)}; + | color: #${materialColors.onSurface.toArgb().toHexString().substring(2)}; + |} + |pre { + | background: #${materialColors.surfaceVariant.toArgb().toHexString().substring(2)}; + | color: #${materialColors.onSurfaceVariant.toArgb().toHexString().substring(2)}; + |}""".trimMargin().wrapTag("style") + } + var marked by remember { mutableStateOf("") } + var markedHighlight by remember { mutableStateOf("") } + var highlightJs by remember { mutableStateOf("") } + var highlightCss by remember { mutableStateOf("") } + var markdownJs by remember { mutableStateOf("") } + val markdownUpdateJs by remember(markdown) { + mutableStateOf( + "setMarkdown(`${ + markdown.replace( + "`", + "\\`" + ) + }`)".wrapTag("script") + ) + } val context = LocalContext.current - var style by remember { mutableStateOf("") } LaunchedEffect(context) { - val isNightMode = AppCompatDelegate.getDefaultNightMode() == - AppCompatDelegate.MODE_NIGHT_YES - || context.resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK == Configuration.UI_MODE_NIGHT_YES - val defaultCssId = if (isNightMode) { - R.string.pref_custom_css_default_dark - } else { - R.string.pref_custom_css_default + withContext(Dispatchers.IO) { + marked = context.assetToString("marked.js").wrapTag("script") + markedHighlight = context.assetToString("marked-highlight.js").wrapTag("script") + highlightJs = context.assetToString("highlight.js").wrapTag("script") + highlightCss = context.assetToString("highlight.css").wrapTag("style") + markdownJs = context.assetToString("markdown.js").wrapTag("script") } - val css = withContext(Dispatchers.IO) { - @Suppress("ConstantConditionIf") - if (!BuildConfig.ENABLE_CUSTOM_CSS) { - context.getString(defaultCssId) - } else { - PreferenceManager.getDefaultSharedPreferences(context) - .getString( - context.getString(R.string.pref_custom_css), - context.getString(defaultCssId) - ) - } - } - style = "" } AndroidView( modifier = modifier, factory = { context -> - WebView(context) - }, - update = { preview -> - coroutineScope.launch { - preview.loadDataWithBaseURL(null, - style + markdown.toHtml(), - "text/html", - "UTF-8", null + val content = + highlightCss + style + container + marked + markedHighlight + highlightJs + markdownJs + markdownUpdateJs + + WebView(context).apply { + WebView.setWebContentsDebuggingEnabled(BuildConfig.DEBUG) + layoutParams = ViewGroup.LayoutParams( + ViewGroup.LayoutParams.MATCH_PARENT, + ViewGroup.LayoutParams.WRAP_CONTENT ) - preview.setBackgroundColor(0x01000000) + setBackgroundColor(Color.Transparent.toArgb()) + isNestedScrollingEnabled = false + settings.javaScriptEnabled = true + loadDataWithBaseURL(null, content, "text/html", "UTF-8", null) } + }, + update = { webView -> + val content = + highlightCss + style + container + marked + markedHighlight + highlightJs + markdownJs + markdownUpdateJs + webView.loadDataWithBaseURL(null, content, "text/html", "UTF-8", null) } ) -} \ No newline at end of file +} + +private fun String.wrapTag(tag: String) = "<$tag>$this" + +private fun Context.assetToString(fileName: String): String = + assets.open(fileName).reader().use(Reader::readText) \ No newline at end of file diff --git a/app/src/main/java/com/wbrawner/simplemarkdown/utility/FileHelper.kt b/app/src/main/java/com/wbrawner/simplemarkdown/utility/FileHelper.kt index 326b6c7..6d1928a 100644 --- a/app/src/main/java/com/wbrawner/simplemarkdown/utility/FileHelper.kt +++ b/app/src/main/java/com/wbrawner/simplemarkdown/utility/FileHelper.kt @@ -1,7 +1,7 @@ package com.wbrawner.simplemarkdown.utility import android.content.Context -import android.net.Uri +import android.content.Intent import androidx.core.net.toUri import kotlinx.coroutines.Dispatchers import kotlinx.coroutines.withContext @@ -36,6 +36,10 @@ class AndroidFileHelper(private val context: Context) : FileHelper { override suspend fun open(source: URI): Pair? = withContext(Dispatchers.IO) { val uri = source.toString().toUri() + context.contentResolver.takePersistableUriPermission( + uri, + Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION + ) context.contentResolver.openFileDescriptor(uri, "r") ?.use { uri.getName(context) to FileInputStream(it.fileDescriptor).reader() diff --git a/build.gradle.kts b/build.gradle.kts index 49ffa14..9bbad51 100644 --- a/build.gradle.kts +++ b/build.gradle.kts @@ -17,9 +17,6 @@ allprojects { repositories { google() mavenCentral() - maven { - url = uri("https://s3.amazonaws.com/repo.commonsware.com/") - } maven { url = uri("https://s01.oss.sonatype.org/content/repositories/snapshots/") }