oleg
/
reveal.js
mirrorاز https://github.com/hakimel/reveal.js.git


			
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							var G = Object.defineProperty;
var tt = (l, n, e) => n in l ? G(l, n, { enumerable: !0, configurable: !0, writable: !0, value: e }) : l[n] = e;
var D = (l, n, e) => (tt(l, typeof n != "symbol" ? n + "" : n, e), e);
const et = `<!--
	NOTE: You need to build the notes plugin after making changes to this file.
-->
<html lang="en">
	<head>
		<meta charset="utf-8">

		<title>reveal.js - Speaker View</title>

		<style>
			body {
				font-family: Helvetica;
				font-size: 18px;
			}

			#current-slide,
			#upcoming-slide,
			#speaker-controls {
				padding: 6px;
				box-sizing: border-box;
				-moz-box-sizing: border-box;
			}

			#current-slide iframe,
			#upcoming-slide iframe {
				width: 100%;
				height: 100%;
				border: 1px solid #ddd;
			}

			#current-slide .label,
			#upcoming-slide .label {
				position: absolute;
				top: 10px;
				left: 10px;
				z-index: 2;
			}

			#connection-status {
				position: absolute;
				top: 0;
				left: 0;
				width: 100%;
				height: 100%;
				z-index: 20;
				padding: 30% 20% 20% 20%;
				font-size: 18px;
				color: #222;
				background: #fff;
				text-align: center;
				box-sizing: border-box;
				line-height: 1.4;
			}

			.overlay-element {
				height: 34px;
				line-height: 34px;
				padding: 0 10px;
				text-shadow: none;
				background: rgba( 220, 220, 220, 0.8 );
				color: #222;
				font-size: 14px;
			}

			.overlay-element.interactive:hover {
				background: rgba( 220, 220, 220, 1 );
			}

			#current-slide {
				position: absolute;
				width: 60%;
				height: 100%;
				top: 0;
				left: 0;
				padding-right: 0;
			}

			#upcoming-slide {
				position: absolute;
				width: 40%;
				height: 40%;
				right: 0;
				top: 0;
			}

			/* Speaker controls */
			#speaker-controls {
				position: absolute;
				top: 40%;
				right: 0;
				width: 40%;
				height: 60%;
				overflow: auto;
				font-size: 18px;
			}

				.speaker-controls-time.hidden,
				.speaker-controls-notes.hidden {
					display: none;
				}

				.speaker-controls-time .label,
				.speaker-controls-pace .label,
				.speaker-controls-notes .label {
					text-transform: uppercase;
					font-weight: normal;
					font-size: 0.66em;
					color: #666;
					margin: 0;
				}

				.speaker-controls-time, .speaker-controls-pace {
					border-bottom: 1px solid rgba( 200, 200, 200, 0.5 );
					margin-bottom: 10px;
					padding: 10px 16px;
					padding-bottom: 20px;
					cursor: pointer;
				}

				.speaker-controls-time .reset-button {
					opacity: 0;
					float: right;
					color: #666;
					text-decoration: none;
				}
				.speaker-controls-time:hover .reset-button {
					opacity: 1;
				}

				.speaker-controls-time .timer,
				.speaker-controls-time .clock {
					width: 50%;
				}

				.speaker-controls-time .timer,
				.speaker-controls-time .clock,
				.speaker-controls-time .pacing .hours-value,
				.speaker-controls-time .pacing .minutes-value,
				.speaker-controls-time .pacing .seconds-value {
					font-size: 1.9em;
				}

				.speaker-controls-time .timer {
					float: left;
				}

				.speaker-controls-time .clock {
					float: right;
					text-align: right;
				}

				.speaker-controls-time span.mute {
					opacity: 0.3;
				}

				.speaker-controls-time .pacing-title {
					margin-top: 5px;
				}

				.speaker-controls-time .pacing.ahead {
					color: blue;
				}

				.speaker-controls-time .pacing.on-track {
					color: green;
				}

				.speaker-controls-time .pacing.behind {
					color: red;
				}

				.speaker-controls-notes {
					padding: 10px 16px;
				}

				.speaker-controls-notes .value {
					margin-top: 5px;
					line-height: 1.4;
					font-size: 1.2em;
				}

			/* Layout selector */
			#speaker-layout {
				position: absolute;
				top: 10px;
				right: 10px;
				color: #222;
				z-index: 10;
			}
				#speaker-layout select {
					position: absolute;
					width: 100%;
					height: 100%;
					top: 0;
					left: 0;
					border: 0;
					box-shadow: 0;
					cursor: pointer;
					opacity: 0;

					font-size: 1em;
					background-color: transparent;

					-moz-appearance: none;
					-webkit-appearance: none;
					-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
				}

				#speaker-layout select:focus {
					outline: none;
					box-shadow: none;
				}

			.clear {
				clear: both;
			}

			/* Speaker layout: Wide */
			body[data-speaker-layout="wide"] #current-slide,
			body[data-speaker-layout="wide"] #upcoming-slide {
				width: 50%;
				height: 45%;
				padding: 6px;
			}

			body[data-speaker-layout="wide"] #current-slide {
				top: 0;
				left: 0;
			}

			body[data-speaker-layout="wide"] #upcoming-slide {
				top: 0;
				left: 50%;
			}

			body[data-speaker-layout="wide"] #speaker-controls {
				top: 45%;
				left: 0;
				width: 100%;
				height: 50%;
				font-size: 1.25em;
			}

			/* Speaker layout: Tall */
			body[data-speaker-layout="tall"] #current-slide,
			body[data-speaker-layout="tall"] #upcoming-slide {
				width: 45%;
				height: 50%;
				padding: 6px;
			}

			body[data-speaker-layout="tall"] #current-slide {
				top: 0;
				left: 0;
			}

			body[data-speaker-layout="tall"] #upcoming-slide {
				top: 50%;
				left: 0;
			}

			body[data-speaker-layout="tall"] #speaker-controls {
				padding-top: 40px;
				top: 0;
				left: 45%;
				width: 55%;
				height: 100%;
				font-size: 1.25em;
			}

			/* Speaker layout: Notes only */
			body[data-speaker-layout="notes-only"] #current-slide,
			body[data-speaker-layout="notes-only"] #upcoming-slide {
				display: none;
			}

			body[data-speaker-layout="notes-only"] #speaker-controls {
				padding-top: 40px;
				top: 0;
				left: 0;
				width: 100%;
				height: 100%;
				font-size: 1.25em;
			}

			@media screen and (max-width: 1080px) {
				body[data-speaker-layout="default"] #speaker-controls {
					font-size: 16px;
				}
			}

			@media screen and (max-width: 900px) {
				body[data-speaker-layout="default"] #speaker-controls {
					font-size: 14px;
				}
			}

			@media screen and (max-width: 800px) {
				body[data-speaker-layout="default"] #speaker-controls {
					font-size: 12px;
				}
			}

		</style>
	</head>

	<body>

		<div id="connection-status">Loading speaker view...</div>

		<div id="current-slide"></div>
		<div id="upcoming-slide"><span class="overlay-element label">Upcoming</span></div>
		<div id="speaker-controls">
			<div class="speaker-controls-time">
				<h4 class="label">Time <span class="reset-button">Click to Reset</span></h4>
				<div class="clock">
					<span class="clock-value">0:00 AM</span>
				</div>
				<div class="timer">
					<span class="hours-value">00</span><span class="minutes-value">:00</span><span class="seconds-value">:00</span>
				</div>
				<div class="clear"></div>

				<h4 class="label pacing-title" style="display: none">Pacing – Time to finish current slide</h4>
				<div class="pacing" style="display: none">
					<span class="hours-value">00</span><span class="minutes-value">:00</span><span class="seconds-value">:00</span>
				</div>
			</div>

			<div class="speaker-controls-notes hidden">
				<h4 class="label">Notes</h4>
				<div class="value"></div>
			</div>
		</div>
		<div id="speaker-layout" class="overlay-element interactive">
			<span class="speaker-layout-label"></span>
			<select class="speaker-layout-dropdown"></select>
		</div>

		<script>

			(function() {

				var notes,
					notesValue,
					currentState,
					currentSlide,
					upcomingSlide,
					layoutLabel,
					layoutDropdown,
					pendingCalls = {},
					lastRevealApiCallId = 0,
					connected = false

				var connectionStatus = document.querySelector( '#connection-status' );

				var SPEAKER_LAYOUTS = {
					'default': 'Default',
					'wide': 'Wide',
					'tall': 'Tall',
					'notes-only': 'Notes only'
				};

				setupLayout();

				let openerOrigin;

				try {
					openerOrigin = window.opener.location.origin;
				}
				catch ( error ) { console.warn( error ) }

				// In order to prevent XSS, the speaker view will only run if its
				// opener has the same origin as itself
				if( window.location.origin !== openerOrigin ) {
					connectionStatus.innerHTML = 'Cross origin error.<br>The speaker window can only be opened from the same origin.';
					return;
				}

				var connectionTimeout = setTimeout( function() {
					connectionStatus.innerHTML = 'Error connecting to main window.<br>Please try closing and reopening the speaker view.';
				}, 5000 );

				window.addEventListener( 'message', function( event ) {

					// Validate the origin of all messages to avoid parsing messages
					// that aren't meant for us. Ignore when running off file:// so
					// that the speaker view continues to work without a web server.
					if( window.location.origin !== event.origin && window.location.origin !== 'file://' ) {
						return
					}

					clearTimeout( connectionTimeout );
					connectionStatus.style.display = 'none';

					var data = JSON.parse( event.data );

					// The overview mode is only useful to the reveal.js instance
					// where navigation occurs so we don't sync it
					if( data.state ) delete data.state.overview;

					// Messages sent by the notes plugin inside of the main window
					if( data && data.namespace === 'reveal-notes' ) {
						if( data.type === 'connect' ) {
							handleConnectMessage( data );
						}
						else if( data.type === 'state' ) {
							handleStateMessage( data );
						}
						else if( data.type === 'return' ) {
							pendingCalls[data.callId](data.result);
							delete pendingCalls[data.callId];
						}
					}
					// Messages sent by the reveal.js inside of the current slide preview
					else if( data && data.namespace === 'reveal' ) {
						if( /ready/.test( data.eventName ) ) {
							// Send a message back to notify that the handshake is complete
							window.opener.postMessage( JSON.stringify({ namespace: 'reveal-notes', type: 'connected'} ), '*' );
						}
						else if( /slidechanged|fragmentshown|fragmenthidden|paused|resumed/.test( data.eventName ) && currentState !== JSON.stringify( data.state ) ) {

							dispatchStateToMainWindow( data.state );

						}
					}

				} );

				/**
				 * Updates the presentation in the main window to match the state
				 * of the presentation in the notes window.
				 */
				const dispatchStateToMainWindow = debounce(( state ) => {
					window.opener.postMessage( JSON.stringify({ method: 'setState', args: [ state ]} ), '*' );
				}, 500);

				/**
				 * Asynchronously calls the Reveal.js API of the main frame.
				 */
				function callRevealApi( methodName, methodArguments, callback ) {

					var callId = ++lastRevealApiCallId;
					pendingCalls[callId] = callback;
					window.opener.postMessage( JSON.stringify( {
						namespace: 'reveal-notes',
						type: 'call',
						callId: callId,
						methodName: methodName,
						arguments: methodArguments
					} ), '*' );

				}

				/**
				 * Called when the main window is trying to establish a
				 * connection.
				 */
				function handleConnectMessage( data ) {

					if( connected === false ) {
						connected = true;

						setupIframes( data );
						setupKeyboard();
						setupNotes();
						setupTimer();
						setupHeartbeat();
					}

				}

				/**
				 * Called when the main window sends an updated state.
				 */
				function handleStateMessage( data ) {

					// Store the most recently set state to avoid circular loops
					// applying the same state
					currentState = JSON.stringify( data.state );

					// No need for updating the notes in case of fragment changes
					if ( data.notes ) {
						notes.classList.remove( 'hidden' );
						notesValue.style.whiteSpace = data.whitespace;
						if( data.markdown ) {
							notesValue.innerHTML = marked( data.notes );
						}
						else {
							notesValue.innerHTML = data.notes;
						}
					}
					else {
						notes.classList.add( 'hidden' );
					}

					// Update the note slides
					currentSlide.contentWindow.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ] }), '*' );
					upcomingSlide.contentWindow.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ] }), '*' );
					upcomingSlide.contentWindow.postMessage( JSON.stringify({ method: 'next' }), '*' );

				}

				// Limit to max one state update per X ms
				handleStateMessage = debounce( handleStateMessage, 200 );

				/**
				 * Forward keyboard events to the current slide window.
				 * This enables keyboard events to work even if focus
				 * isn't set on the current slide iframe.
				 *
				 * Block F5 default handling, it reloads and disconnects
				 * the speaker notes window.
				 */
				function setupKeyboard() {

					document.addEventListener( 'keydown', function( event ) {
						if( event.keyCode === 116 || ( event.metaKey && event.keyCode === 82 ) ) {
							event.preventDefault();
							return false;
						}
						currentSlide.contentWindow.postMessage( JSON.stringify({ method: 'triggerKey', args: [ event.keyCode ] }), '*' );
					} );

				}

				/**
				 * Creates the preview iframes.
				 */
				function setupIframes( data ) {

					var params = [
						'receiver',
						'progress=false',
						'history=false',
						'transition=none',
						'autoSlide=0',
						'backgroundTransition=none'
					].join( '&' );

					var urlSeparator = /\\?/.test(data.url) ? '&' : '?';
					var hash = '#/' + data.state.indexh + '/' + data.state.indexv;
					var currentURL = data.url + urlSeparator + params + '&scrollActivationWidth=false&postMessageEvents=true' + hash;
					var upcomingURL = data.url + urlSeparator + params + '&scrollActivationWidth=false&controls=false' + hash;

					currentSlide = document.createElement( 'iframe' );
					currentSlide.setAttribute( 'width', 1280 );
					currentSlide.setAttribute( 'height', 1024 );
					currentSlide.setAttribute( 'src', currentURL );
					document.querySelector( '#current-slide' ).appendChild( currentSlide );

					upcomingSlide = document.createElement( 'iframe' );
					upcomingSlide.setAttribute( 'width', 640 );
					upcomingSlide.setAttribute( 'height', 512 );
					upcomingSlide.setAttribute( 'src', upcomingURL );
					document.querySelector( '#upcoming-slide' ).appendChild( upcomingSlide );

				}

				/**
				 * Setup the notes UI.
				 */
				function setupNotes() {

					notes = document.querySelector( '.speaker-controls-notes' );
					notesValue = document.querySelector( '.speaker-controls-notes .value' );

				}

				/**
				 * We send out a heartbeat at all times to ensure we can
				 * reconnect with the main presentation window after reloads.
				 */
				function setupHeartbeat() {

					setInterval( () => {
						window.opener.postMessage( JSON.stringify({ namespace: 'reveal-notes', type: 'heartbeat'} ), '*' );
					}, 1000 );

				}

				function getTimings( callback ) {

					callRevealApi( 'getSlidesAttributes', [], function ( slideAttributes ) {
						callRevealApi( 'getConfig', [], function ( config ) {
							var totalTime = config.totalTime;
							var minTimePerSlide = config.minimumTimePerSlide || 0;
							var defaultTiming = config.defaultTiming;
							if ((defaultTiming == null) && (totalTime == null)) {
								callback(null);
								return;
							}
							// Setting totalTime overrides defaultTiming
							if (totalTime) {
								defaultTiming = 0;
							}
							var timings = [];
							for ( var i in slideAttributes ) {
								var slide = slideAttributes[ i ];
								var timing = defaultTiming;
								if( slide.hasOwnProperty( 'data-timing' )) {
									var t = slide[ 'data-timing' ];
									timing = parseInt(t);
									if( isNaN(timing) ) {
										console.warn("Could not parse timing '" + t + "' of slide " + i + "; using default of " + defaultTiming);
										timing = defaultTiming;
									}
								}
								timings.push(timing);
							}
							if ( totalTime ) {
								// After we've allocated time to individual slides, we summarize it and
								// subtract it from the total time
								var remainingTime = totalTime - timings.reduce( function(a, b) { return a + b; }, 0 );
								// The remaining time is divided by the number of slides that have 0 seconds
								// allocated at the moment, giving the average time-per-slide on the remaining slides
								var remainingSlides = (timings.filter( function(x) { return x == 0 }) ).length
								var timePerSlide = Math.round( remainingTime / remainingSlides, 0 )
								// And now we replace every zero-value timing with that average
								timings = timings.map( function(x) { return (x==0 ? timePerSlide : x) } );
							}
							var slidesUnderMinimum = timings.filter( function(x) { return (x < minTimePerSlide) } ).length
							if ( slidesUnderMinimum ) {
								message = "The pacing time for " + slidesUnderMinimum + " slide(s) is under the configured minimum of " + minTimePerSlide + " seconds. Check the data-timing attribute on individual slides, or consider increasing the totalTime or minimumTimePerSlide configuration options (or removing some slides).";
								alert(message);
							}
							callback( timings );
						} );
					} );

				}

				/**
				 * Return the number of seconds allocated for presenting
				 * all slides up to and including this one.
				 */
				function getTimeAllocated( timings, callback ) {

					callRevealApi( 'getSlidePastCount', [], function ( currentSlide ) {
						var allocated = 0;
						for (var i in timings.slice(0, currentSlide + 1)) {
							allocated += timings[i];
						}
						callback( allocated );
					} );

				}

				/**
				 * Create the timer and clock and start updating them
				 * at an interval.
				 */
				function setupTimer() {

					var start = new Date(),
					timeEl = document.querySelector( '.speaker-controls-time' ),
					clockEl = timeEl.querySelector( '.clock-value' ),
					hoursEl = timeEl.querySelector( '.hours-value' ),
					minutesEl = timeEl.querySelector( '.minutes-value' ),
					secondsEl = timeEl.querySelector( '.seconds-value' ),
					pacingTitleEl = timeEl.querySelector( '.pacing-title' ),
					pacingEl = timeEl.querySelector( '.pacing' ),
					pacingHoursEl = pacingEl.querySelector( '.hours-value' ),
					pacingMinutesEl = pacingEl.querySelector( '.minutes-value' ),
					pacingSecondsEl = pacingEl.querySelector( '.seconds-value' );

					var timings = null;
					getTimings( function ( _timings ) {

						timings = _timings;
						if (_timings !== null) {
							pacingTitleEl.style.removeProperty('display');
							pacingEl.style.removeProperty('display');
						}

						// Update once directly
						_updateTimer();

						// Then update every second
						setInterval( _updateTimer, 1000 );

					} );


					function _resetTimer() {

						if (timings == null) {
							start = new Date();
							_updateTimer();
						}
						else {
							// Reset timer to beginning of current slide
							getTimeAllocated( timings, function ( slideEndTimingSeconds ) {
								var slideEndTiming = slideEndTimingSeconds * 1000;
								callRevealApi( 'getSlidePastCount', [], function ( currentSlide ) {
									var currentSlideTiming = timings[currentSlide] * 1000;
									var previousSlidesTiming = slideEndTiming - currentSlideTiming;
									var now = new Date();
									start = new Date(now.getTime() - previousSlidesTiming);
									_updateTimer();
								} );
							} );
						}

					}

					timeEl.addEventListener( 'click', function() {
						_resetTimer();
						return false;
					} );

					function _displayTime( hrEl, minEl, secEl, time) {

						var sign = Math.sign(time) == -1 ? "-" : "";
						time = Math.abs(Math.round(time / 1000));
						var seconds = time % 60;
						var minutes = Math.floor( time / 60 ) % 60 ;
						var hours = Math.floor( time / ( 60 * 60 )) ;
						hrEl.innerHTML = sign + zeroPadInteger( hours );
						if (hours == 0) {
							hrEl.classList.add( 'mute' );
						}
						else {
							hrEl.classList.remove( 'mute' );
						}
						minEl.innerHTML = ':' + zeroPadInteger( minutes );
						if (hours == 0 && minutes == 0) {
							minEl.classList.add( 'mute' );
						}
						else {
							minEl.classList.remove( 'mute' );
						}
						secEl.innerHTML = ':' + zeroPadInteger( seconds );
					}

					function _updateTimer() {

						var diff, hours, minutes, seconds,
						now = new Date();

						diff = now.getTime() - start.getTime();

						clockEl.innerHTML = now.toLocaleTimeString( 'en-US', { hour12: true, hour: '2-digit', minute:'2-digit' } );
						_displayTime( hoursEl, minutesEl, secondsEl, diff );
						if (timings !== null) {
							_updatePacing(diff);
						}

					}

					function _updatePacing(diff) {

						getTimeAllocated( timings, function ( slideEndTimingSeconds ) {
							var slideEndTiming = slideEndTimingSeconds * 1000;

							callRevealApi( 'getSlidePastCount', [], function ( currentSlide ) {
								var currentSlideTiming = timings[currentSlide] * 1000;
								var timeLeftCurrentSlide = slideEndTiming - diff;
								if (timeLeftCurrentSlide < 0) {
									pacingEl.className = 'pacing behind';
								}
								else if (timeLeftCurrentSlide < currentSlideTiming) {
									pacingEl.className = 'pacing on-track';
								}
								else {
									pacingEl.className = 'pacing ahead';
								}
								_displayTime( pacingHoursEl, pacingMinutesEl, pacingSecondsEl, timeLeftCurrentSlide );
							} );
						} );
					}

				}

				/**
				 * Sets up the speaker view layout and layout selector.
				 */
				function setupLayout() {

					layoutDropdown = document.querySelector( '.speaker-layout-dropdown' );
					layoutLabel = document.querySelector( '.speaker-layout-label' );

					// Render the list of available layouts
					for( var id in SPEAKER_LAYOUTS ) {
						var option = document.createElement( 'option' );
						option.setAttribute( 'value', id );
						option.textContent = SPEAKER_LAYOUTS[ id ];
						layoutDropdown.appendChild( option );
					}

					// Monitor the dropdown for changes
					layoutDropdown.addEventListener( 'change', function( event ) {

						setLayout( layoutDropdown.value );

					}, false );

					// Restore any currently persisted layout
					setLayout( getLayout() );

				}

				/**
				 * Sets a new speaker view layout. The layout is persisted
				 * in local storage.
				 */
				function setLayout( value ) {

					var title = SPEAKER_LAYOUTS[ value ];

					layoutLabel.innerHTML = 'Layout' + ( title ? ( ': ' + title ) : '' );
					layoutDropdown.value = value;

					document.body.setAttribute( 'data-speaker-layout', value );

					// Persist locally
					if( supportsLocalStorage() ) {
						window.localStorage.setItem( 'reveal-speaker-layout', value );
					}

				}

				/**
				 * Returns the ID of the most recently set speaker layout
				 * or our default layout if none has been set.
				 */
				function getLayout() {

					if( supportsLocalStorage() ) {
						var layout = window.localStorage.getItem( 'reveal-speaker-layout' );
						if( layout ) {
							return layout;
						}
					}

					// Default to the first record in the layouts hash
					for( var id in SPEAKER_LAYOUTS ) {
						return id;
					}

				}

				function supportsLocalStorage() {

					try {
						localStorage.setItem('test', 'test');
						localStorage.removeItem('test');
						return true;
					}
					catch( e ) {
						return false;
					}

				}

				function zeroPadInteger( num ) {

					var str = '00' + parseInt( num );
					return str.substring( str.length - 2 );

				}

				/**
				 * Limits the frequency at which a function can be called.
				 */
				function debounce( fn, ms ) {

					var lastTime = 0,
						timeout;

					return function() {

						var args = arguments;
						var context = this;

						clearTimeout( timeout );

						var timeSinceLastCall = Date.now() - lastTime;
						if( timeSinceLastCall > ms ) {
							fn.apply( context, args );
							lastTime = Date.now();
						}
						else {
							timeout = setTimeout( function() {
								fn.apply( context, args );
								lastTime = Date.now();
							}, ms - timeSinceLastCall );
						}

					}

				}

			})();

		<\/script>
	</body>
</html>`;
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    async: !1,
    baseUrl: null,
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    extensions: null,
    gfm: !0,
    headerIds: !0,
    headerPrefix: "",
    highlight: null,
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    langPrefix: "language-",
    mangle: !0,
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    renderer: null,
    sanitize: !1,
    sanitizer: null,
    silent: !1,
    smartypants: !1,
    tokenizer: null,
    walkTokens: null,
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const Q = /[&<>"']/, it = new RegExp(Q.source, "g"), K = /[<>"']|&(?!(#\d{1,7}|#[Xx][a-fA-F0-9]{1,6}|\w+);)/, st = new RegExp(K.source, "g"), rt = {
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      t = decodeURIComponent(V(e)).replace(ot, "").toLowerCase();
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`, 1)[0], this.options.pedantic ? (a = 2, o = f.trimLeft()) : (a = e[2].search(/[^ ]/), a = a > 4 ? 1 : a, o = f.slice(a), a += e[1].length), c = !1, !f && /^ *$/.test(d) && (t += d + `
`, n = n.substring(d.length + 1), x = !0), !x) {
          const z = new RegExp(`^ {0,${Math.min(3, a - 1)}}(?:[*+-]|\\d{1,9}[.)])((?:[ 	][^\\n]*)?(?:\\n|$))`), T = new RegExp(`^ {0,${Math.min(3, a - 1)}}((?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$)`), _ = new RegExp(`^ {0,${Math.min(3, a - 1)}}(?:\`\`\`|~~~)`), L = new RegExp(`^ {0,${Math.min(3, a - 1)}}#`);
          for (; n && (p = n.split(`
`, 1)[0], d = p, this.options.pedantic && (d = d.replace(/^ {1,4}(?=( {4})*[^ ])/g, "  ")), !(_.test(d) || L.test(d) || z.test(d) || T.test(n))); ) {
            if (d.search(/[^ ]/) >= a || !d.trim())
              o += `
` + d.slice(a);
            else {
              if (c || f.search(/[^ ]/) >= 4 || _.test(f) || L.test(f) || T.test(f))
                break;
              o += `
` + d;
            }
            !c && !d.trim() && (c = !0), t += p + `
`, n = n.substring(p.length + 1), f = d.slice(a);
          }
        }
        w.loose || (m ? w.loose = !0 : /\n *\n *$/.test(t) && (m = !0)), this.options.gfm && (i = /^\[[ xX]\] /.exec(o), i && (s = i[0] !== "[ ] ", o = o.replace(/^\[[ xX]\] +/, ""))), w.items.push({
          type: "list_item",
          raw: t,
          task: !!i,
          checked: s,
          loose: !1,
          text: o
        }), w.raw += t;
      }
      w.items[w.items.length - 1].raw = t.trimRight(), w.items[w.items.length - 1].text = o.trimRight(), w.raw = w.raw.trimRight();
      const R = w.items.length;
      for (r = 0; r < R; r++)
        if (this.lexer.state.top = !1, w.items[r].tokens = this.lexer.blockTokens(w.items[r].text, []), !w.loose) {
          const z = w.items[r].tokens.filter((_) => _.type === "space"), T = z.length > 0 && z.some((_) => /\n.*\n/.test(_.raw));
          w.loose = T;
        }
      if (w.loose)
        for (r = 0; r < R; r++)
          w.items[r].loose = !0;
      return w;
    }
  }
  html(n) {
    const e = this.rules.block.html.exec(n);
    if (e) {
      const t = {
        type: "html",
        raw: e[0],
        pre: !this.options.sanitizer && (e[1] === "pre" || e[1] === "script" || e[1] === "style"),
        text: e[0]
      };
      if (this.options.sanitize) {
        const i = this.options.sanitizer ? this.options.sanitizer(e[0]) : S(e[0]);
        t.type = "paragraph", t.text = i, t.tokens = this.lexer.inline(i);
      }
      return t;
    }
  }
  def(n) {
    const e = this.rules.block.def.exec(n);
    if (e) {
      const t = e[1].toLowerCase().replace(/\s+/g, " "), i = e[2] ? e[2].replace(/^<(.*)>$/, "$1").replace(this.rules.inline._escapes, "$1") : "", s = e[3] ? e[3].substring(1, e[3].length - 1).replace(this.rules.inline._escapes, "$1") : e[3];
      return {
        type: "def",
        tag: t,
        raw: e[0],
        href: i,
        title: s
      };
    }
  }
  table(n) {
    const e = this.rules.block.table.exec(n);
    if (e) {
      const t = {
        type: "table",
        header: Z(e[1]).map((i) => ({ text: i })),
        align: e[2].replace(/^ *|\| *$/g, "").split(/ *\| */),
        rows: e[3] && e[3].trim() ? e[3].replace(/\n[ \t]*$/, "").split(`
`) : []
      };
      if (t.header.length === t.align.length) {
        t.raw = e[0];
        let i = t.align.length, s, a, r, c;
        for (s = 0; s < i; s++)
          /^ *-+: *$/.test(t.align[s]) ? t.align[s] = "right" : /^ *:-+: *$/.test(t.align[s]) ? t.align[s] = "center" : /^ *:-+ *$/.test(t.align[s]) ? t.align[s] = "left" : t.align[s] = null;
        for (i = t.rows.length, s = 0; s < i; s++)
          t.rows[s] = Z(t.rows[s], t.header.length).map((m) => ({ text: m }));
        for (i = t.header.length, a = 0; a < i; a++)
          t.header[a].tokens = this.lexer.inline(t.header[a].text);
        for (i = t.rows.length, a = 0; a < i; a++)
          for (c = t.rows[a], r = 0; r < c.length; r++)
            c[r].tokens = this.lexer.inline(c[r].text);
        return t;
      }
    }
  }
  lheading(n) {
    const e = this.rules.block.lheading.exec(n);
    if (e)
      return {
        type: "heading",
        raw: e[0],
        depth: e[2].charAt(0) === "=" ? 1 : 2,
        text: e[1],
        tokens: this.lexer.inline(e[1])
      };
  }
  paragraph(n) {
    const e = this.rules.block.paragraph.exec(n);
    if (e) {
      const t = e[1].charAt(e[1].length - 1) === `
` ? e[1].slice(0, -1) : e[1];
      return {
        type: "paragraph",
        raw: e[0],
        text: t,
        tokens: this.lexer.inline(t)
      };
    }
  }
  text(n) {
    const e = this.rules.block.text.exec(n);
    if (e)
      return {
        type: "text",
        raw: e[0],
        text: e[0],
        tokens: this.lexer.inline(e[0])
      };
  }
  escape(n) {
    const e = this.rules.inline.escape.exec(n);
    if (e)
      return {
        type: "escape",
        raw: e[0],
        text: S(e[1])
      };
  }
  tag(n) {
    const e = this.rules.inline.tag.exec(n);
    if (e)
      return !this.lexer.state.inLink && /^<a /i.test(e[0]) ? this.lexer.state.inLink = !0 : this.lexer.state.inLink && /^<\/a>/i.test(e[0]) && (this.lexer.state.inLink = !1), !this.lexer.state.inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(e[0]) ? this.lexer.state.inRawBlock = !0 : this.lexer.state.inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(e[0]) && (this.lexer.state.inRawBlock = !1), {
        type: this.options.sanitize ? "text" : "html",
        raw: e[0],
        inLink: this.lexer.state.inLink,
        inRawBlock: this.lexer.state.inRawBlock,
        text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(e[0]) : S(e[0]) : e[0]
      };
  }
  link(n) {
    const e = this.rules.inline.link.exec(n);
    if (e) {
      const t = e[2].trim();
      if (!this.options.pedantic && /^</.test(t)) {
        if (!/>$/.test(t))
          return;
        const a = C(t.slice(0, -1), "\\");
        if ((t.length - a.length) % 2 === 0)
          return;
      } else {
        const a = gt(e[2], "()");
        if (a > -1) {
          const c = (e[0].indexOf("!") === 0 ? 5 : 4) + e[1].length + a;
          e[2] = e[2].substring(0, a), e[0] = e[0].substring(0, c).trim(), e[3] = "";
        }
      }
      let i = e[2], s = "";
      if (this.options.pedantic) {
        const a = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(i);
        a && (i = a[1], s = a[3]);
      } else
        s = e[3] ? e[3].slice(1, -1) : "";
      return i = i.trim(), /^</.test(i) && (this.options.pedantic && !/>$/.test(t) ? i = i.slice(1) : i = i.slice(1, -1)), j(e, {
        href: i && i.replace(this.rules.inline._escapes, "$1"),
        title: s && s.replace(this.rules.inline._escapes, "$1")
      }, e[0], this.lexer);
    }
  }
  reflink(n, e) {
    let t;
    if ((t = this.rules.inline.reflink.exec(n)) || (t = this.rules.inline.nolink.exec(n))) {
      let i = (t[2] || t[1]).replace(/\s+/g, " ");
      if (i = e[i.toLowerCase()], !i) {
        const s = t[0].charAt(0);
        return {
          type: "text",
          raw: s,
          text: s
        };
      }
      return j(t, i, t[0], this.lexer);
    }
  }
  emStrong(n, e, t = "") {
    let i = this.rules.inline.emStrong.lDelim.exec(n);
    if (!i || i[3] && t.match(/[\p{L}\p{N}]/u))
      return;
    const s = i[1] || i[2] || "";
    if (!s || s && (t === "" || this.rules.inline.punctuation.exec(t))) {
      const a = i[0].length - 1;
      let r, c, m = a, f = 0;
      const d = i[0][0] === "*" ? this.rules.inline.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd;
      for (d.lastIndex = 0, e = e.slice(-1 * n.length + a); (i = d.exec(e)) != null; ) {
        if (r = i[1] || i[2] || i[3] || i[4] || i[5] || i[6], !r)
          continue;
        if (c = r.length, i[3] || i[4]) {
          m += c;
          continue;
        } else if ((i[5] || i[6]) && a % 3 && !((a + c) % 3)) {
          f += c;
          continue;
        }
        if (m -= c, m > 0)
          continue;
        c = Math.min(c, c + m + f);
        const p = n.slice(0, a + i.index + (i[0].length - r.length) + c);
        if (Math.min(a, c) % 2) {
          const x = p.slice(1, -1);
          return {
            type: "em",
            raw: p,
            text: x,
            tokens: this.lexer.inlineTokens(x)
          };
        }
        const o = p.slice(2, -2);
        return {
          type: "strong",
          raw: p,
          text: o,
          tokens: this.lexer.inlineTokens(o)
        };
      }
    }
  }
  codespan(n) {
    const e = this.rules.inline.code.exec(n);
    if (e) {
      let t = e[2].replace(/\n/g, " ");
      const i = /[^ ]/.test(t), s = /^ /.test(t) && / $/.test(t);
      return i && s && (t = t.substring(1, t.length - 1)), t = S(t, !0), {
        type: "codespan",
        raw: e[0],
        text: t
      };
    }
  }
  br(n) {
    const e = this.rules.inline.br.exec(n);
    if (e)
      return {
        type: "br",
        raw: e[0]
      };
  }
  del(n) {
    const e = this.rules.inline.del.exec(n);
    if (e)
      return {
        type: "del",
        raw: e[0],
        text: e[2],
        tokens: this.lexer.inlineTokens(e[2])
      };
  }
  autolink(n, e) {
    const t = this.rules.inline.autolink.exec(n);
    if (t) {
      let i, s;
      return t[2] === "@" ? (i = S(this.options.mangle ? e(t[1]) : t[1]), s = "mailto:" + i) : (i = S(t[1]), s = i), {
        type: "link",
        raw: t[0],
        text: i,
        href: s,
        tokens: [
          {
            type: "text",
            raw: i,
            text: i
          }
        ]
      };
    }
  }
  url(n, e) {
    let t;
    if (t = this.rules.inline.url.exec(n)) {
      let i, s;
      if (t[2] === "@")
        i = S(this.options.mangle ? e(t[0]) : t[0]), s = "mailto:" + i;
      else {
        let a;
        do
          a = t[0], t[0] = this.rules.inline._backpedal.exec(t[0])[0];
        while (a !== t[0]);
        i = S(t[0]), t[1] === "www." ? s = "http://" + t[0] : s = t[0];
      }
      return {
        type: "link",
        raw: t[0],
        text: i,
        href: s,
        tokens: [
          {
            type: "text",
            raw: i,
            text: i
          }
        ]
      };
    }
  }
  inlineText(n, e) {
    const t = this.rules.inline.text.exec(n);
    if (t) {
      let i;
      return this.lexer.state.inRawBlock ? i = this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(t[0]) : S(t[0]) : t[0] : i = S(this.options.smartypants ? e(t[0]) : t[0]), {
        type: "text",
        raw: t[0],
        text: i
      };
    }
  }
}
const h = {
  newline: /^(?: *(?:\n|$))+/,
  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|$)/,
  html: "^ {0,3}(?:<(script|pre|style|textarea)[\\s>][\\s\\S]*?(?:</\\1>[^\\n]*\\n+|$)|comment[^\\n]*(\\n+|$)|<\\?[\\s\\S]*?(?:\\?>\\n*|$)|<![A-Z][\\s\\S]*?(?:>\\n*|$)|<!\\[CDATA\\[[\\s\\S]*?(?:\\]\\]>\\n*|$)|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:(?:\\n *)+\\n|$)|<(?!script|pre|style|textarea)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)|</(?!script|pre|style|textarea)[a-z][\\w-]*\\s*>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$))",
  def: /^ {0,3}\[(label)\]: *(?:\n *)?([^<\s][^\s]*|<.*?>)(?:(?: +(?:\n *)?| *\n *)(title))? *(?:\n+|$)/,
  table: M,
  lheading: /^((?:.|\n(?!\n))+?)\n {0,3}(=+|-+) *(?:\n+|$)/,
  // 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]+/
};
h._label = /(?!\s*\])(?:\\.|[^\[\]\\])+/;
h._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/;
h.def = k(h.def).replace("label", h._label).replace("title", h._title).getRegex();
h.bullet = /(?:[*+-]|\d{1,9}[.)])/;
h.listItemStart = k(/^( *)(bull) */).replace("bull", h.bullet).getRegex();
h.list = k(h.list).replace(/bull/g, h.bullet).replace("hr", "\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))").replace("def", "\\n+(?=" + h.def.source + ")").getRegex();
h._tag = "address|article|aside|base|basefont|blockquote|body|caption|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr|track|ul";
h._comment = /<!--(?!-?>)[\s\S]*?(?:-->|$)/;
h.html = k(h.html, "i").replace("comment", h._comment).replace("tag", h._tag).replace("attribute", / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/).getRegex();
h.paragraph = k(h._paragraph).replace("hr", h.hr).replace("heading", " {0,3}#{1,6} ").replace("|lheading", "").replace("|table", "").replace("blockquote", " {0,3}>").replace("fences", " {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n").replace("list", " {0,3}(?:[*+-]|1[.)]) ").replace("html", "</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag", h._tag).getRegex();
h.blockquote = k(h.blockquote).replace("paragraph", h.paragraph).getRegex();
h.normal = { ...h };
h.gfm = {
  ...h.normal,
  table: "^ *([^\\n ].*\\|.*)\\n {0,3}(?:\\| *)?(:?-+:? *(?:\\| *:?-+:? *)*)(?:\\| *)?(?:\\n((?:(?! *\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)"
  // Cells
};
h.gfm.table = k(h.gfm.table).replace("hr", h.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[.)]) ").replace("html", "</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag", h._tag).getRegex();
h.gfm.paragraph = k(h._paragraph).replace("hr", h.hr).replace("heading", " {0,3}#{1,6} ").replace("|lheading", "").replace("table", h.gfm.table).replace("blockquote", " {0,3}>").replace("fences", " {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n").replace("list", " {0,3}(?:[*+-]|1[.)]) ").replace("html", "</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag", h._tag).getRegex();
h.pedantic = {
  ...h.normal,
  html: k(
    `^ *(?:comment *(?:\\n|\\s*$)|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)|<tag(?:"[^"]*"|'[^']*'|\\s[^'"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))`
  ).replace("comment", h._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: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/,
  heading: /^(#{1,6})(.*)(?:\n+|$)/,
  fences: M,
  // fences not supported
  lheading: /^(.+?)\n {0,3}(=+|-+) *(?:\n+|$)/,
  paragraph: k(h.normal._paragraph).replace("hr", h.hr).replace("heading", ` *#{1,6} *[^
]`).replace("lheading", h.lheading).replace("blockquote", " {0,3}>").replace("|fences", "").replace("|list", "").replace("|html", "").getRegex()
};
const u = {
  escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,
  autolink: /^<(scheme:[^\s\x00-\x1f<>]*|email)>/,
  url: M,
  tag: "^comment|^</[a-zA-Z][\\w:-]*\\s*>|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>|^<\\?[\\s\\S]*?\\?>|^<![a-zA-Z]+\\s[\\s\\S]*?>|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>",
  // CDATA section
  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: M,
  text: /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*_]|\b_|$)|[^ ](?= {2,}\n)))/,
  punctuation: /^([\spunctuation])/
};
u._punctuation = "!\"#$%&'()+\\-.,/:;<=>?@\\[\\]`^{|}~";
u.punctuation = k(u.punctuation).replace(/punctuation/g, u._punctuation).getRegex();
u.blockSkip = /\[[^\]]*?\]\([^\)]*?\)|`[^`]*?`|<[^>]*?>/g;
u.escapedEmSt = /(?:^|[^\\])(?:\\\\)*\\[*_]/g;
u._comment = k(h._comment).replace("(?:-->|$)", "-->").getRegex();
u.emStrong.lDelim = k(u.emStrong.lDelim).replace(/punct/g, u._punctuation).getRegex();
u.emStrong.rDelimAst = k(u.emStrong.rDelimAst, "g").replace(/punct/g, u._punctuation).getRegex();
u.emStrong.rDelimUnd = k(u.emStrong.rDelimUnd, "g").replace(/punct/g, u._punctuation).getRegex();
u._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g;
u._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/;
u._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])?)+(?![-_])/;
u.autolink = k(u.autolink).replace("scheme", u._scheme).replace("email", u._email).getRegex();
u._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/;
u.tag = k(u.tag).replace("comment", u._comment).replace("attribute", u._attribute).getRegex();
u._label = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/;
u._href = /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/;
u._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/;
u.link = k(u.link).replace("label", u._label).replace("href", u._href).replace("title", u._title).getRegex();
u.reflink = k(u.reflink).replace("label", u._label).replace("ref", h._label).getRegex();
u.nolink = k(u.nolink).replace("ref", h._label).getRegex();
u.reflinkSearch = k(u.reflinkSearch, "g").replace("reflink", u.reflink).replace("nolink", u.nolink).getRegex();
u.normal = { ...u };
u.pedantic = {
  ...u.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: k(/^!?\[(label)\]\((.*?)\)/).replace("label", u._label).getRegex(),
  reflink: k(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace("label", u._label).getRegex()
};
u.gfm = {
  ...u.normal,
  escape: k(u.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]*?(?:(?=[\\<!\[`*~_]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)))/
};
u.gfm.url = k(u.gfm.url, "i").replace("email", u.gfm._extended_email).getRegex();
u.breaks = {
  ...u.gfm,
  br: k(u.br).replace("{2,}", "*").getRegex(),
  text: k(u.gfm.text).replace("\\b_", "\\b_| {2,}\\n").replace(/\{2,\}/g, "*").getRegex()
};
function kt(l) {
  return l.replace(/---/g, "—").replace(/--/g, "–").replace(/(^|[-\u2014/(\[{"\s])'/g, "$1‘").replace(/'/g, "’").replace(/(^|[-\u2014/(\[{\u2018\s])"/g, "$1“").replace(/"/g, "”").replace(/\.{3}/g, "…");
}
function J(l) {
  let n = "", e, t;
  const i = l.length;
  for (e = 0; e < i; e++)
    t = l.charCodeAt(e), Math.random() > 0.5 && (t = "x" + t.toString(16)), n += "&#" + t + ";";
  return n;
}
class $ {
  constructor(n) {
    this.tokens = [], this.tokens.links = /* @__PURE__ */ Object.create(null), this.options = n || A, this.options.tokenizer = this.options.tokenizer || new P(), this.tokenizer = this.options.tokenizer, this.tokenizer.options = this.options, this.tokenizer.lexer = this, this.inlineQueue = [], this.state = {
      inLink: !1,
      inRawBlock: !1,
      top: !0
    };
    const e = {
      block: h.normal,
      inline: u.normal
    };
    this.options.pedantic ? (e.block = h.pedantic, e.inline = u.pedantic) : this.options.gfm && (e.block = h.gfm, this.options.breaks ? e.inline = u.breaks : e.inline = u.gfm), this.tokenizer.rules = e;
  }
  /**
   * Expose Rules
   */
  static get rules() {
    return {
      block: h,
      inline: u
    };
  }
  /**
   * Static Lex Method
   */
  static lex(n, e) {
    return new $(e).lex(n);
  }
  /**
   * Static Lex Inline Method
   */
  static lexInline(n, e) {
    return new $(e).inlineTokens(n);
  }
  /**
   * Preprocessing
   */
  lex(n) {
    n = n.replace(/\r\n|\r/g, `
`), this.blockTokens(n, this.tokens);
    let e;
    for (; e = this.inlineQueue.shift(); )
      this.inlineTokens(e.src, e.tokens);
    return this.tokens;
  }
  /**
   * Lexing
   */
  blockTokens(n, e = []) {
    this.options.pedantic ? n = n.replace(/\t/g, "    ").replace(/^ +$/gm, "") : n = n.replace(/^( *)(\t+)/gm, (r, c, m) => c + "    ".repeat(m.length));
    let t, i, s, a;
    for (; n; )
      if (!(this.options.extensions && this.options.extensions.block && this.options.extensions.block.some((r) => (t = r.call({ lexer: this }, n, e)) ? (n = n.substring(t.raw.length), e.push(t), !0) : !1))) {
        if (t = this.tokenizer.space(n)) {
          n = n.substring(t.raw.length), t.raw.length === 1 && e.length > 0 ? e[e.length - 1].raw += `
` : e.push(t);
          continue;
        }
        if (t = this.tokenizer.code(n)) {
          n = n.substring(t.raw.length), i = e[e.length - 1], i && (i.type === "paragraph" || i.type === "text") ? (i.raw += `
` + t.raw, i.text += `
` + t.text, this.inlineQueue[this.inlineQueue.length - 1].src = i.text) : e.push(t);
          continue;
        }
        if (t = this.tokenizer.fences(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.heading(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.hr(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.blockquote(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.list(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.html(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.def(n)) {
          n = n.substring(t.raw.length), i = e[e.length - 1], i && (i.type === "paragraph" || i.type === "text") ? (i.raw += `
` + t.raw, i.text += `
` + t.raw, this.inlineQueue[this.inlineQueue.length - 1].src = i.text) : this.tokens.links[t.tag] || (this.tokens.links[t.tag] = {
            href: t.href,
            title: t.title
          });
          continue;
        }
        if (t = this.tokenizer.table(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.lheading(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (s = n, this.options.extensions && this.options.extensions.startBlock) {
          let r = 1 / 0;
          const c = n.slice(1);
          let m;
          this.options.extensions.startBlock.forEach(function(f) {
            m = f.call({ lexer: this }, c), typeof m == "number" && m >= 0 && (r = Math.min(r, m));
          }), r < 1 / 0 && r >= 0 && (s = n.substring(0, r + 1));
        }
        if (this.state.top && (t = this.tokenizer.paragraph(s))) {
          i = e[e.length - 1], a && i.type === "paragraph" ? (i.raw += `
` + t.raw, i.text += `
` + t.text, this.inlineQueue.pop(), this.inlineQueue[this.inlineQueue.length - 1].src = i.text) : e.push(t), a = s.length !== n.length, n = n.substring(t.raw.length);
          continue;
        }
        if (t = this.tokenizer.text(n)) {
          n = n.substring(t.raw.length), i = e[e.length - 1], i && i.type === "text" ? (i.raw += `
` + t.raw, i.text += `
` + t.text, this.inlineQueue.pop(), this.inlineQueue[this.inlineQueue.length - 1].src = i.text) : e.push(t);
          continue;
        }
        if (n) {
          const r = "Infinite loop on byte: " + n.charCodeAt(0);
          if (this.options.silent) {
            console.error(r);
            break;
          } else
            throw new Error(r);
        }
      }
    return this.state.top = !0, e;
  }
  inline(n, e = []) {
    return this.inlineQueue.push({ src: n, tokens: e }), e;
  }
  /**
   * Lexing/Compiling
   */
  inlineTokens(n, e = []) {
    let t, i, s, a = n, r, c, m;
    if (this.tokens.links) {
      const f = Object.keys(this.tokens.links);
      if (f.length > 0)
        for (; (r = this.tokenizer.rules.inline.reflinkSearch.exec(a)) != null; )
          f.includes(r[0].slice(r[0].lastIndexOf("[") + 1, -1)) && (a = a.slice(0, r.index) + "[" + H("a", r[0].length - 2) + "]" + a.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex));
    }
    for (; (r = this.tokenizer.rules.inline.blockSkip.exec(a)) != null; )
      a = a.slice(0, r.index) + "[" + H("a", r[0].length - 2) + "]" + a.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);
    for (; (r = this.tokenizer.rules.inline.escapedEmSt.exec(a)) != null; )
      a = a.slice(0, r.index + r[0].length - 2) + "++" + a.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex), this.tokenizer.rules.inline.escapedEmSt.lastIndex--;
    for (; n; )
      if (c || (m = ""), c = !1, !(this.options.extensions && this.options.extensions.inline && this.options.extensions.inline.some((f) => (t = f.call({ lexer: this }, n, e)) ? (n = n.substring(t.raw.length), e.push(t), !0) : !1))) {
        if (t = this.tokenizer.escape(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.tag(n)) {
          n = n.substring(t.raw.length), i = e[e.length - 1], i && t.type === "text" && i.type === "text" ? (i.raw += t.raw, i.text += t.text) : e.push(t);
          continue;
        }
        if (t = this.tokenizer.link(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.reflink(n, this.tokens.links)) {
          n = n.substring(t.raw.length), i = e[e.length - 1], i && t.type === "text" && i.type === "text" ? (i.raw += t.raw, i.text += t.text) : e.push(t);
          continue;
        }
        if (t = this.tokenizer.emStrong(n, a, m)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.codespan(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.br(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.del(n)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (t = this.tokenizer.autolink(n, J)) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (!this.state.inLink && (t = this.tokenizer.url(n, J))) {
          n = n.substring(t.raw.length), e.push(t);
          continue;
        }
        if (s = n, this.options.extensions && this.options.extensions.startInline) {
          let f = 1 / 0;
          const d = n.slice(1);
          let p;
          this.options.extensions.startInline.forEach(function(o) {
            p = o.call({ lexer: this }, d), typeof p == "number" && p >= 0 && (f = Math.min(f, p));
          }), f < 1 / 0 && f >= 0 && (s = n.substring(0, f + 1));
        }
        if (t = this.tokenizer.inlineText(s, kt)) {
          n = n.substring(t.raw.length), t.raw.slice(-1) !== "_" && (m = t.raw.slice(-1)), c = !0, i = e[e.length - 1], i && i.type === "text" ? (i.raw += t.raw, i.text += t.text) : e.push(t);
          continue;
        }
        if (n) {
          const f = "Infinite loop on byte: " + n.charCodeAt(0);
          if (this.options.silent) {
            console.error(f);
            break;
          } else
            throw new Error(f);
        }
      }
    return e;
  }
}
class q {
  constructor(n) {
    this.options = n || A;
  }
  code(n, e, t) {
    const i = (e || "").match(/\S*/)[0];
    if (this.options.highlight) {
      const s = this.options.highlight(n, i);
      s != null && s !== n && (t = !0, n = s);
    }
    return n = n.replace(/\n$/, "") + `
`, i ? '<pre><code class="' + this.options.langPrefix + S(i) + '">' + (t ? n : S(n, !0)) + `</code></pre>
` : "<pre><code>" + (t ? n : S(n, !0)) + `</code></pre>
`;
  }
  /**
   * @param {string} quote
   */
  blockquote(n) {
    return `<blockquote>
${n}</blockquote>
`;
  }
  html(n) {
    return n;
  }
  /**
   * @param {string} text
   * @param {string} level
   * @param {string} raw
   * @param {any} slugger
   */
  heading(n, e, t, i) {
    if (this.options.headerIds) {
      const s = this.options.headerPrefix + i.slug(t);
      return `<h${e} id="${s}">${n}</h${e}>
`;
    }
    return `<h${e}>${n}</h${e}>
`;
  }
  hr() {
    return this.options.xhtml ? `<hr/>
` : `<hr>
`;
  }
  list(n, e, t) {
    const i = e ? "ol" : "ul", s = e && t !== 1 ? ' start="' + t + '"' : "";
    return "<" + i + s + `>
` + n + "</" + i + `>
`;
  }
  /**
   * @param {string} text
   */
  listitem(n) {
    return `<li>${n}</li>
`;
  }
  checkbox(n) {
    return "<input " + (n ? 'checked="" ' : "") + 'disabled="" type="checkbox"' + (this.options.xhtml ? " /" : "") + "> ";
  }
  /**
   * @param {string} text
   */
  paragraph(n) {
    return `<p>${n}</p>
`;
  }
  /**
   * @param {string} header
   * @param {string} body
   */
  table(n, e) {
    return e && (e = `<tbody>${e}</tbody>`), `<table>
<thead>
` + n + `</thead>
` + e + `</table>
`;
  }
  /**
   * @param {string} content
   */
  tablerow(n) {
    return `<tr>
${n}</tr>
`;
  }
  tablecell(n, e) {
    const t = e.header ? "th" : "td";
    return (e.align ? `<${t} align="${e.align}">` : `<${t}>`) + n + `</${t}>
`;
  }
  /**
   * span level renderer
   * @param {string} text
   */
  strong(n) {
    return `<strong>${n}</strong>`;
  }
  /**
   * @param {string} text
   */
  em(n) {
    return `<em>${n}</em>`;
  }
  /**
   * @param {string} text
   */
  codespan(n) {
    return `<code>${n}</code>`;
  }
  br() {
    return this.options.xhtml ? "<br/>" : "<br>";
  }
  /**
   * @param {string} text
   */
  del(n) {
    return `<del>${n}</del>`;
  }
  /**
   * @param {string} href
   * @param {string} title
   * @param {string} text
   */
  link(n, e, t) {
    if (n = B(this.options.sanitize, this.options.baseUrl, n), n === null)
      return t;
    let i = '<a href="' + n + '"';
    return e && (i += ' title="' + e + '"'), i += ">" + t + "</a>", i;
  }
  /**
   * @param {string} href
   * @param {string} title
   * @param {string} text
   */
  image(n, e, t) {
    if (n = B(this.options.sanitize, this.options.baseUrl, n), n === null)
      return t;
    let i = `<img src="${n}" alt="${t}"`;
    return e && (i += ` title="${e}"`), i += this.options.xhtml ? "/>" : ">", i;
  }
  text(n) {
    return n;
  }
}
class F {
  // no need for block level renderers
  strong(n) {
    return n;
  }
  em(n) {
    return n;
  }
  codespan(n) {
    return n;
  }
  del(n) {
    return n;
  }
  html(n) {
    return n;
  }
  text(n) {
    return n;
  }
  link(n, e, t) {
    return "" + t;
  }
  image(n, e, t) {
    return "" + t;
  }
  br() {
    return "";
  }
}
class Y {
  constructor() {
    this.seen = {};
  }
  /**
   * @param {string} value
   */
  serialize(n) {
    return n.toLowerCase().trim().replace(/<[!\/a-z].*?>/ig, "").replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, "").replace(/\s/g, "-");
  }
  /**
   * Finds the next safe (unique) slug to use
   * @param {string} originalSlug
   * @param {boolean} isDryRun
   */
  getNextSafeSlug(n, e) {
    let t = n, i = 0;
    if (this.seen.hasOwnProperty(t)) {
      i = this.seen[n];
      do
        i++, t = n + "-" + i;
      while (this.seen.hasOwnProperty(t));
    }
    return e || (this.seen[n] = i, this.seen[t] = 0), t;
  }
  /**
   * Convert string to unique id
   * @param {object} [options]
   * @param {boolean} [options.dryrun] Generates the next unique slug without
   * updating the internal accumulator.
   */
  slug(n, e = {}) {
    const t = this.serialize(n);
    return this.getNextSafeSlug(t, e.dryrun);
  }
}
class E {
  constructor(n) {
    this.options = n || A, this.options.renderer = this.options.renderer || new q(), this.renderer = this.options.renderer, this.renderer.options = this.options, this.textRenderer = new F(), this.slugger = new Y();
  }
  /**
   * Static Parse Method
   */
  static parse(n, e) {
    return new E(e).parse(n);
  }
  /**
   * Static Parse Inline Method
   */
  static parseInline(n, e) {
    return new E(e).parseInline(n);
  }
  /**
   * Parse Loop
   */
  parse(n, e = !0) {
    let t = "", i, s, a, r, c, m, f, d, p, o, x, b, v, w, y, R, z, T, _;
    const L = n.length;
    for (i = 0; i < L; i++) {
      if (o = n[i], this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[o.type] && (_ = this.options.extensions.renderers[o.type].call({ parser: this }, o), _ !== !1 || !["space", "hr", "heading", "code", "table", "blockquote", "list", "html", "paragraph", "text"].includes(o.type))) {
        t += _ || "";
        continue;
      }
      switch (o.type) {
        case "space":
          continue;
        case "hr": {
          t += this.renderer.hr();
          continue;
        }
        case "heading": {
          t += this.renderer.heading(
            this.parseInline(o.tokens),
            o.depth,
            V(this.parseInline(o.tokens, this.textRenderer)),
            this.slugger
          );
          continue;
        }
        case "code": {
          t += this.renderer.code(
            o.text,
            o.lang,
            o.escaped
          );
          continue;
        }
        case "table": {
          for (d = "", f = "", r = o.header.length, s = 0; s < r; s++)
            f += this.renderer.tablecell(
              this.parseInline(o.header[s].tokens),
              { header: !0, align: o.align[s] }
            );
          for (d += this.renderer.tablerow(f), p = "", r = o.rows.length, s = 0; s < r; s++) {
            for (m = o.rows[s], f = "", c = m.length, a = 0; a < c; a++)
              f += this.renderer.tablecell(
                this.parseInline(m[a].tokens),
                { header: !1, align: o.align[a] }
              );
            p += this.renderer.tablerow(f);
          }
          t += this.renderer.table(d, p);
          continue;
        }
        case "blockquote": {
          p = this.parse(o.tokens), t += this.renderer.blockquote(p);
          continue;
        }
        case "list": {
          for (x = o.ordered, b = o.start, v = o.loose, r = o.items.length, p = "", s = 0; s < r; s++)
            y = o.items[s], R = y.checked, z = y.task, w = "", y.task && (T = this.renderer.checkbox(R), v ? y.tokens.length > 0 && y.tokens[0].type === "paragraph" ? (y.tokens[0].text = T + " " + y.tokens[0].text, y.tokens[0].tokens && y.tokens[0].tokens.length > 0 && y.tokens[0].tokens[0].type === "text" && (y.tokens[0].tokens[0].text = T + " " + y.tokens[0].tokens[0].text)) : y.tokens.unshift({
              type: "text",
              text: T
            }) : w += T), w += this.parse(y.tokens, v), p += this.renderer.listitem(w, z, R);
          t += this.renderer.list(p, x, b);
          continue;
        }
        case "html": {
          t += this.renderer.html(o.text);
          continue;
        }
        case "paragraph": {
          t += this.renderer.paragraph(this.parseInline(o.tokens));
          continue;
        }
        case "text": {
          for (p = o.tokens ? this.parseInline(o.tokens) : o.text; i + 1 < L && n[i + 1].type === "text"; )
            o = n[++i], p += `
` + (o.tokens ? this.parseInline(o.tokens) : o.text);
          t += e ? this.renderer.paragraph(p) : p;
          continue;
        }
        default: {
          const O = 'Token with "' + o.type + '" type was not found.';
          if (this.options.silent) {
            console.error(O);
            return;
          } else
            throw new Error(O);
        }
      }
    }
    return t;
  }
  /**
   * Parse Inline Tokens
   */
  parseInline(n, e) {
    e = e || this.renderer;
    let t = "", i, s, a;
    const r = n.length;
    for (i = 0; i < r; i++) {
      if (s = n[i], this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[s.type] && (a = this.options.extensions.renderers[s.type].call({ parser: this }, s), a !== !1 || !["escape", "html", "link", "image", "strong", "em", "codespan", "br", "del", "text"].includes(s.type))) {
        t += a || "";
        continue;
      }
      switch (s.type) {
        case "escape": {
          t += e.text(s.text);
          break;
        }
        case "html": {
          t += e.html(s.text);
          break;
        }
        case "link": {
          t += e.link(s.href, s.title, this.parseInline(s.tokens, e));
          break;
        }
        case "image": {
          t += e.image(s.href, s.title, s.text);
          break;
        }
        case "strong": {
          t += e.strong(this.parseInline(s.tokens, e));
          break;
        }
        case "em": {
          t += e.em(this.parseInline(s.tokens, e));
          break;
        }
        case "codespan": {
          t += e.codespan(s.text);
          break;
        }
        case "br": {
          t += e.br();
          break;
        }
        case "del": {
          t += e.del(this.parseInline(s.tokens, e));
          break;
        }
        case "text": {
          t += e.text(s.text);
          break;
        }
        default: {
          const c = 'Token with "' + s.type + '" type was not found.';
          if (this.options.silent) {
            console.error(c);
            return;
          } else
            throw new Error(c);
        }
      }
    }
    return t;
  }
}
class N {
  constructor(n) {
    this.options = n || A;
  }
  /**
   * Process markdown before marked
   */
  preprocess(n) {
    return n;
  }
  /**
   * Process HTML after marked is finished
   */
  postprocess(n) {
    return n;
  }
}
D(N, "passThroughHooks", /* @__PURE__ */ new Set([
  "preprocess",
  "postprocess"
]));
function wt(l, n, e) {
  return (t) => {
    if (t.message += `
Please report this to https://github.com/markedjs/marked.`, l) {
      const i = "<p>An error occurred:</p><pre>" + S(t.message + "", !0) + "</pre>";
      if (n)
        return Promise.resolve(i);
      if (e) {
        e(null, i);
        return;
      }
      return i;
    }
    if (n)
      return Promise.reject(t);
    if (e) {
      e(t);
      return;
    }
    throw t;
  };
}
function X(l, n) {
  return (e, t, i) => {
    typeof t == "function" && (i = t, t = null);
    const s = { ...t };
    t = { ...g.defaults, ...s };
    const a = wt(t.silent, t.async, i);
    if (typeof e > "u" || e === null)
      return a(new Error("marked(): input parameter is undefined or null"));
    if (typeof e != "string")
      return a(new Error("marked(): input parameter is of type " + Object.prototype.toString.call(e) + ", string expected"));
    if (ft(t), t.hooks && (t.hooks.options = t), i) {
      const r = t.highlight;
      let c;
      try {
        t.hooks && (e = t.hooks.preprocess(e)), c = l(e, t);
      } catch (d) {
        return a(d);
      }
      const m = function(d) {
        let p;
        if (!d)
          try {
            t.walkTokens && g.walkTokens(c, t.walkTokens), p = n(c, t), t.hooks && (p = t.hooks.postprocess(p));
          } catch (o) {
            d = o;
          }
        return t.highlight = r, d ? a(d) : i(null, p);
      };
      if (!r || r.length < 3 || (delete t.highlight, !c.length))
        return m();
      let f = 0;
      g.walkTokens(c, function(d) {
        d.type === "code" && (f++, setTimeout(() => {
          r(d.text, d.lang, function(p, o) {
            if (p)
              return m(p);
            o != null && o !== d.text && (d.text = o, d.escaped = !0), f--, f === 0 && m();
          });
        }, 0));
      }), f === 0 && m();
      return;
    }
    if (t.async)
      return Promise.resolve(t.hooks ? t.hooks.preprocess(e) : e).then((r) => l(r, t)).then((r) => t.walkTokens ? Promise.all(g.walkTokens(r, t.walkTokens)).then(() => r) : r).then((r) => n(r, t)).then((r) => t.hooks ? t.hooks.postprocess(r) : r).catch(a);
    try {
      t.hooks && (e = t.hooks.preprocess(e));
      const r = l(e, t);
      t.walkTokens && g.walkTokens(r, t.walkTokens);
      let c = n(r, t);
      return t.hooks && (c = t.hooks.postprocess(c)), c;
    } catch (r) {
      return a(r);
    }
  };
}
function g(l, n, e) {
  return X($.lex, E.parse)(l, n, e);
}
g.options = g.setOptions = function(l) {
  return g.defaults = { ...g.defaults, ...l }, nt(g.defaults), g;
};
g.getDefaults = W;
g.defaults = A;
g.use = function(...l) {
  const n = g.defaults.extensions || { renderers: {}, childTokens: {} };
  l.forEach((e) => {
    const t = { ...e };
    if (t.async = g.defaults.async || t.async || !1, e.extensions && (e.extensions.forEach((i) => {
      if (!i.name)
        throw new Error("extension name required");
      if (i.renderer) {
        const s = n.renderers[i.name];
        s ? n.renderers[i.name] = function(...a) {
          let r = i.renderer.apply(this, a);
          return r === !1 && (r = s.apply(this, a)), r;
        } : n.renderers[i.name] = i.renderer;
      }
      if (i.tokenizer) {
        if (!i.level || i.level !== "block" && i.level !== "inline")
          throw new Error("extension level must be 'block' or 'inline'");
        n[i.level] ? n[i.level].unshift(i.tokenizer) : n[i.level] = [i.tokenizer], i.start && (i.level === "block" ? n.startBlock ? n.startBlock.push(i.start) : n.startBlock = [i.start] : i.level === "inline" && (n.startInline ? n.startInline.push(i.start) : n.startInline = [i.start]));
      }
      i.childTokens && (n.childTokens[i.name] = i.childTokens);
    }), t.extensions = n), e.renderer) {
      const i = g.defaults.renderer || new q();
      for (const s in e.renderer) {
        const a = i[s];
        i[s] = (...r) => {
          let c = e.renderer[s].apply(i, r);
          return c === !1 && (c = a.apply(i, r)), c;
        };
      }
      t.renderer = i;
    }
    if (e.tokenizer) {
      const i = g.defaults.tokenizer || new P();
      for (const s in e.tokenizer) {
        const a = i[s];
        i[s] = (...r) => {
          let c = e.tokenizer[s].apply(i, r);
          return c === !1 && (c = a.apply(i, r)), c;
        };
      }
      t.tokenizer = i;
    }
    if (e.hooks) {
      const i = g.defaults.hooks || new N();
      for (const s in e.hooks) {
        const a = i[s];
        N.passThroughHooks.has(s) ? i[s] = (r) => {
          if (g.defaults.async)
            return Promise.resolve(e.hooks[s].call(i, r)).then((m) => a.call(i, m));
          const c = e.hooks[s].call(i, r);
          return a.call(i, c);
        } : i[s] = (...r) => {
          let c = e.hooks[s].apply(i, r);
          return c === !1 && (c = a.apply(i, r)), c;
        };
      }
      t.hooks = i;
    }
    if (e.walkTokens) {
      const i = g.defaults.walkTokens;
      t.walkTokens = function(s) {
        let a = [];
        return a.push(e.walkTokens.call(this, s)), i && (a = a.concat(i.call(this, s))), a;
      };
    }
    g.setOptions(t);
  });
};
g.walkTokens = function(l, n) {
  let e = [];
  for (const t of l)
    switch (e = e.concat(n.call(g, t)), t.type) {
      case "table": {
        for (const i of t.header)
          e = e.concat(g.walkTokens(i.tokens, n));
        for (const i of t.rows)
          for (const s of i)
            e = e.concat(g.walkTokens(s.tokens, n));
        break;
      }
      case "list": {
        e = e.concat(g.walkTokens(t.items, n));
        break;
      }
      default:
        g.defaults.extensions && g.defaults.extensions.childTokens && g.defaults.extensions.childTokens[t.type] ? g.defaults.extensions.childTokens[t.type].forEach(function(i) {
          e = e.concat(g.walkTokens(t[i], n));
        }) : t.tokens && (e = e.concat(g.walkTokens(t.tokens, n)));
    }
  return e;
};
g.parseInline = X($.lexInline, E.parseInline);
g.Parser = E;
g.parser = E.parse;
g.Renderer = q;
g.TextRenderer = F;
g.Lexer = $;
g.lexer = $.lex;
g.Tokenizer = P;
g.Slugger = Y;
g.Hooks = N;
g.parse = g;
g.options;
g.setOptions;
g.use;
g.walkTokens;
g.parseInline;
E.parse;
$.lex;
const xt = () => {
  let l, n = null, e;
  function t() {
    if (n && !n.closed)
      n.focus();
    else {
      if (n = window.open("about:blank", "reveal.js - Notes", "width=1100,height=700"), n.marked = g, n.document.write(et), !n) {
        alert("Speaker view popup failed to open. Please make sure popups are allowed and reopen the speaker view.");
        return;
      }
      s();
    }
  }
  function i(d) {
    n && !n.closed ? n.focus() : (n = d, window.addEventListener("message", m), f());
  }
  function s() {
    const d = e.getConfig().url, p = typeof d == "string" ? d : window.location.protocol + "//" + window.location.host + window.location.pathname + window.location.search;
    l = setInterval(function() {
      n.postMessage(JSON.stringify({
        namespace: "reveal-notes",
        type: "connect",
        state: e.getState(),
        url: p
      }), "*");
    }, 500), window.addEventListener("message", m);
  }
  function a(d, p, o) {
    let x = e[d].apply(e, p);
    n.postMessage(JSON.stringify({
      namespace: "reveal-notes",
      type: "return",
      result: x,
      callId: o
    }), "*");
  }
  function r(d) {
    let p = e.getCurrentSlide(), o = p.querySelectorAll("aside.notes"), x = p.querySelector(".current-fragment"), b = {
      namespace: "reveal-notes",
      type: "state",
      notes: "",
      markdown: !1,
      whitespace: "normal",
      state: e.getState()
    };
    if (p.hasAttribute("data-notes") && (b.notes = p.getAttribute("data-notes"), b.whitespace = "pre-wrap"), x) {
      let v = x.querySelector("aside.notes");
      v ? (b.notes = v.innerHTML, b.markdown = typeof v.getAttribute("data-markdown") == "string", o = null) : x.hasAttribute("data-notes") && (b.notes = x.getAttribute("data-notes"), b.whitespace = "pre-wrap", o = null);
    }
    o && o.length && (o = Array.from(o).filter((v) => v.closest(".fragment") === null), b.notes = o.map((v) => v.innerHTML).join(`
`), b.markdown = o[0] && typeof o[0].getAttribute("data-markdown") == "string"), n.postMessage(JSON.stringify(b), "*");
  }
  function c(d) {
    try {
      return window.location.origin === d.source.location.origin;
    } catch {
      return !1;
    }
  }
  function m(d) {
    if (c(d))
      try {
        let p = JSON.parse(d.data);
        p && p.namespace === "reveal-notes" && p.type === "connected" ? (clearInterval(l), f()) : p && p.namespace === "reveal-notes" && p.type === "call" && a(p.methodName, p.arguments, p.callId);
      } catch {
      }
  }
  function f() {
    e.on("slidechanged", r), e.on("fragmentshown", r), e.on("fragmenthidden", r), e.on("overviewhidden", r), e.on("overviewshown", r), e.on("paused", r), e.on("resumed", r), r();
  }
  return {
    id: "notes",
    init: function(d) {
      e = d, /receiver/i.test(window.location.search) || (window.location.search.match(/(\?|\&)notes/gi) !== null ? t() : window.addEventListener("message", (p) => {
        if (!n && typeof p.data == "string") {
          let o;
          try {
            o = JSON.parse(p.data);
          } catch {
          }
          o && o.namespace === "reveal-notes" && o.type === "heartbeat" && i(p.source);
        }
      }), e.addKeyBinding({ keyCode: 83, key: "S", description: "Speaker notes view" }, function() {
        t();
      }));
    },
    open: t
  };
};
export {
  xt as default
};