diff --git a/lib/sequence-diagram-web.js b/lib/sequence-diagram-web.js index 24a456f..f534bf3 100644 --- a/lib/sequence-diagram-web.js +++ b/lib/sequence-diagram-web.js @@ -4224,6 +4224,10 @@ attrs: {'filter': 'highlight'}, begin: {matcher: //g, skip: 0}, end: {matcher: /<\/highlight>/g, skip: 0}, + }, { + all: {matcher: /\[([^\]]+)\]\(([^)]+)\)/g, skip: 0}, + attrs: (m) => ({'href': m[2], 'text-decoration': 'underline'}), + text: (m) => m[1], }, ]; @@ -4232,62 +4236,73 @@ const ESC = -2; - function findNext(line, p, active) { - const virtLine = ' ' + line + ' '; - let styleIndex = -1; - let bestStart = virtLine.length; - let bestEnd = 0; - - STYLES.forEach(({begin, end}, ind) => { - const search = active[ind] ? end : begin; - search.matcher.lastIndex = p + 1 - search.skip; - const m = search.matcher.exec(virtLine); - const beginInd = m ? (m.index + search.skip) : Number.POSITIVE_INFINITY; - if( - beginInd < bestStart || - (beginInd === bestStart && search.matcher.lastIndex > bestEnd) - ) { - styleIndex = ind; - bestStart = beginInd; - bestEnd = search.matcher.lastIndex; - } - }); - - const escIndex = virtLine.indexOf('\u001B', p + 1); - if(escIndex !== -1 && escIndex < bestStart) { - styleIndex = ESC; - bestStart = escIndex; - bestEnd = escIndex + 1; + function pickBest(best, styleIndex, search, match) { + if(!match) { + return best; } - if(styleIndex === -1) { - return null; + const start = match.index + search.skip; + const end = search.matcher.lastIndex; + if(start < best.start || (start === best.start && end > best.end)) { + return {end, match, start, styleIndex}; } - - return {end: bestEnd - 1, start: bestStart - 1, styleIndex}; + return best; } - function combineAttrs(activeCount, active) { - if(!activeCount) { + function findNext(line, p, active) { + const virtLine = ' ' + line + ' '; + const pos = p + 1; + let best = { + end: 0, + match: null, + start: virtLine.length, + styleIndex: -1, + }; + + const escIndex = virtLine.indexOf('\u001B', pos); + if(escIndex !== -1) { + best = { + end: escIndex + 1, + match: null, + start: escIndex, + styleIndex: ESC, + }; + } + + STYLES.forEach(({all, begin, end}, ind) => { + const search = all || (active[ind] === null ? begin : end); + search.matcher.lastIndex = pos - search.skip; + best = pickBest(best, ind, search, search.matcher.exec(virtLine)); + }); + + if(best.styleIndex === -1) { return null; } + + -- best.end; + -- best.start; + return best; + } + + function combineAttrs(active) { const attrs = {}; const decorations = []; - active.forEach((on, ind) => { - if(!on) { + let any = false; + active.forEach((activeAttrs) => { + if(!activeAttrs) { return; } - const activeAttrs = STYLES[ind].attrs; const decoration = activeAttrs['text-decoration']; if(decoration && !decorations.includes(decoration)) { decorations.push(decoration); } Object.assign(attrs, activeAttrs); + any = true; }); if(decorations.length > 1) { attrs['text-decoration'] = decorations.join(' '); } - return attrs; + return any ? attrs : null; } function shrinkWhitespace(text) { @@ -4298,29 +4313,44 @@ return text.replace(WHITE_END, ''); } - function findStyles(line, active, toggleCallback, textCallback) { + function getOrCall(v, params) { + if(typeof v === 'function') { + return v(...params); + } + return v; + } + + function findStyles(line, active, textCallback) { let ln = line; let p = 0; let s = 0; - let match = null; - while((match = findNext(ln, p, active))) { - const {styleIndex, start, end} = match; + for(let next = null; (next = findNext(ln, p, active));) { + const {styleIndex, start, end, match} = next; + if(styleIndex === ESC) { ln = ln.substr(0, start) + ln.substr(end); p = start + 1; - } else { - if(start > s) { - textCallback(ln.substring(s, start)); - } - active[styleIndex] = !active[styleIndex]; - toggleCallback(styleIndex); - s = end; - p = end; + continue; } + + textCallback(ln.substring(s, start)); + + if(active[styleIndex] === null) { + const style = STYLES[styleIndex]; + + active[styleIndex] = getOrCall(style.attrs, [match]); + if(style.all) { + textCallback(getOrCall(style.text, [match])); + active[styleIndex] = null; + } + } else { + active[styleIndex] = null; + } + + s = end; + p = end; } - if(s < ln.length) { - textCallback(ln.substr(s)); - } + textCallback(ln.substr(s)); } function parseMarkdown(markdown) { @@ -4328,21 +4358,15 @@ return []; } - const active = STYLES.map(() => false); - let activeCount = 0; - let attrs = null; + const active = STYLES.map(() => null); const lines = trimCollapsible(markdown).split('\n'); return lines.map((line) => { const parts = []; - findStyles( - shrinkWhitespace(trimCollapsible(line)), - active, - (styleIndex) => { - activeCount += active[styleIndex] ? 1 : -1; - attrs = combineAttrs(activeCount, active); - }, - (text) => parts.push({attrs, text}) - ); + findStyles(shrinkWhitespace(trimCollapsible(line)), active, (text) => { + if(text) { + parts.push({attrs: combineAttrs(active), text}); + } + }); return parts; }); } @@ -6963,7 +6987,16 @@ formattedLine.forEach(({text, attrs}) => { let element = text; if(attrs) { - element = svg.el('tspan').attrs(attrs).add(text); + if(attrs.href) { + element = svg.el('a').attrs({ + 'cursor': 'pointer', + 'rel': 'nofollow', + 'target': '_blank', + }); + } else { + element = svg.el('tspan'); + } + element.attrs(attrs).add(text); if(attrs.filter) { element.attr('filter', svg.getTextFilter(attrs.filter)); } diff --git a/lib/sequence-diagram-web.min.js b/lib/sequence-diagram-web.min.js index a0a0d4f..ec92d0c 100644 --- a/lib/sequence-diagram-web.min.js +++ b/lib/sequence-diagram-web.min.js @@ -1 +1 @@ -!function(){"use strict";function t(t,e,n=null){if(null===n)return t.indexOf(e);for(let s=0;s=t.length)return void s.push(n.slice());const r=t[e];if(!Array.isArray(r))return n.push(r),i(t,e+1,n,s),void 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a=this.svg.el("g");for(let o=0;o+e<=n;o+=t+e)a.add(this.svg.box({fill:"#000000"},{height:e,width:s,x:r,y:i+o}));return{mask:a}}renderTearDivider({fadeBegin:t,fadeSize:e,lineAttrs:n,pattern:s,zigHeight:r,zigWidth:i},{env:a,height:o,labelHeight:h,labelWidth:l,width:d,x:g,y:c}){const u=a.addDef("tear-grad",()=>{const n=100/d;return this.svg.linearGradient({},[{offset:t*n+"%","stop-color":"#000000"},{offset:(t+e)*n+"%","stop-color":"#FFFFFF"},{offset:100-(t+e)*n+"%","stop-color":"#FFFFFF"},{offset:100-t*n+"%","stop-color":"#000000"}])}),p=this.svg.el("mask").attr("maskUnits","userSpaceOnUse").add(this.svg.box({fill:"url(#"+u+")"},{height:o+10,width:d,x:g,y:c-5})),f=a.addDef(p);l>0&&p.add(this.svg.box({fill:"#000000",rx:2,ry:2},{height:h+2,width:l,x:g+(d-l)/2,y:c+(o-h)/2-1}));const m=s||new at(i,[r,-r]);let b=null;const x=this.svg.patternedLine(m).move(g,c).line(g+d,c),y=this.svg.el("g").attr("mask","url(#"+f+")").add(this.svg.el("path").attrs({d:x.asPath(),fill:"none"}).attrs(n));if(o>0){const t=this.svg.patternedLine(m).move(g,c+o).line(g+d,c+o);y.add(this.svg.el("path").attrs({d:t.asPath(),fill:"none"}).attrs(n)),x.line(t.x,t.y,{patterned:!1}).cap(),x.points.push(...t.points.reverse()),b=this.svg.el("path").attrs({d:x.asPath(),fill:"#000000"})}return{mask:b,shape:y}}}const ht="Helvetica,Arial,Liberation Sans,sans-serif",lt=1.3,dt={"font-family":ht,"font-size":8,"line-height":lt},gt={"font-family":ht,"font-size":8,"line-height":lt,"text-anchor":"middle"};class ct extends ot{constructor(t){super(t,{"font-family":ht,"font-size":8,"line-height":lt});const e={padding:{top:3,bottom:2},tag:{padding:{top:1,left:3,right:3,bottom:0},boxRenderer:this.renderTag.bind(this,{fill:"#FFFFFF",stroke:"#000000","stroke-width":1,rx:2,ry:2}),labelAttrs:{"font-family":ht,"font-weight":"bold","font-size":9,"line-height":lt,"text-anchor":"left"}},label:{minHeight:4,padding:{top:1,left:5,right:3,bottom:1},labelAttrs:{"font-family":ht,"font-size":8,"line-height":lt,"text-anchor":"left"}}};Object.assign(this,{titleMargin:10,outerMargin:5,agentMargin:10,actionMargin:10,minActionMargin:3,agentLineHighlightRadius:4,agentCap:{box:{padding:{top:5,left:10,right:10,bottom:5},arrowBottom:12.8,boxAttrs:{fill:"#FFFFFF",stroke:"#000000","stroke-width":1},labelAttrs:{"font-family":ht,"font-size":12,"line-height":lt,"text-anchor":"middle"}},database:{padding:{top:12,left:10,right:10,bottom:3},arrowBottom:12.8,boxRenderer:this.renderDB.bind(this,{fill:"#FFFFFF",stroke:"#000000","stroke-width":1,"db-z":5}),labelAttrs:{"font-family":ht,"font-size":12,"line-height":lt,"text-anchor":"middle"}},cross:{size:20,render:t.crossFactory({fill:"none",stroke:"#000000","stroke-width":1})},bar:{height:4,render:t.boxFactory({fill:"#000000",stroke:"#000000","stroke-width":1})},fade:{width:5,height:6,extend:1},none:{height:10}},connect:{loopbackRadius:6,arrow:{single:{width:5,height:10,render:this.renderArrowHead.bind(this),attrs:{fill:"#000000","stroke-width":0,"stroke-linejoin":"miter"}},double:{width:4,height:6,render:this.renderArrowHead.bind(this),attrs:{fill:"none",stroke:"#000000","stroke-width":1,"stroke-linejoin":"miter"}},cross:{short:7,radius:3,render:t.crossFactory({fill:"none",stroke:"#000000","stroke-width":1})}},label:{padding:6,margin:{top:2,bottom:1},attrs:{"font-family":ht,"font-size":8,"line-height":lt,"text-anchor":"middle"},loopbackAttrs:{"font-family":ht,"font-size":8,"line-height":lt}},source:{radius:2,render:t.circleFactory({fill:"#000000",stroke:"#000000","stroke-width":1})},mask:{padding:{top:0,left:3,right:3,bottom:1}}},agentLineAttrs:{"":{fill:"none",stroke:"#000000","stroke-width":1},red:{stroke:"#CC0000"}},blocks:{ref:{margin:{top:0,bottom:0},boxRenderer:this.renderRef.bind(this,{fill:"#FFFFFF",stroke:"#000000","stroke-width":1.5,rx:2,ry:2}),section:e},"":{margin:{top:0,bottom:0},boxRenderer:t.boxFactory({fill:"none",stroke:"#000000","stroke-width":1.5,rx:2,ry:2}),collapsedBoxRenderer:this.renderRef.bind(this,{fill:"#FFFFFF",stroke:"#000000","stroke-width":1.5,rx:2,ry:2}),section:e,sepRenderer:t.lineFactory({stroke:"#000000","stroke-width":1.5,"stroke-dasharray":"4, 2"})}},notes:{text:{margin:{top:0,left:2,right:2,bottom:0},padding:{top:2,left:2,right:2,bottom:2},overlap:{left:10,right:10},boxRenderer:t.boxFactory({fill:"#FFFFFF"}),labelAttrs:dt},note:{margin:{top:0,left:5,right:5,bottom:0},padding:{top:5,left:5,right:10,bottom:5},overlap:{left:10,right:10},boxRenderer:t.noteFactory({fill:"#FFFFFF",stroke:"#000000","stroke-width":1},{fill:"none",stroke:"#000000","stroke-width":1}),labelAttrs:dt},state:{margin:{top:0,left:5,right:5,bottom:0},padding:{top:7,left:7,right:7,bottom:7},overlap:{left:10,right:10},boxRenderer:t.boxFactory({fill:"#FFFFFF",stroke:"#000000","stroke-width":1,rx:10,ry:10}),labelAttrs:dt}},dividers:{"":{labelAttrs:gt,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:()=>({})},line:{labelAttrs:gt,padding:{top:2,left:5,right:5,bottom:2},extend:10,margin:0,render:this.renderLineDivider.bind(this,{lineAttrs:{stroke:"#000000"}})},delay:{labelAttrs:gt,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:this.renderDelayDivider.bind(this,{dotSize:1,gapSize:2})},tear:{labelAttrs:gt,padding:{top:2,left:5,right:5,bottom:2},extend:10,margin:10,render:this.renderTearDivider.bind(this,{fadeBegin:5,fadeSize:10,zigWidth:6,zigHeight:1,lineAttrs:{stroke:"#000000"}})}}}),this.addConnectLine("solid",{attrs:{stroke:"#000000","stroke-width":1}}),this.addConnectLine("dash",{attrs:{"stroke-dasharray":"4, 2"}}),this.addConnectLine("wave",{attrs:{"stroke-linejoin":"round","stroke-linecap":"round"},pattern:new at(6,.5)})}}const ut="Helvetica,Arial,Liberation Sans,sans-serif",pt=1.3,ft={"font-family":ut,"font-size":8,"line-height":pt},mt={"font-family":ut,"font-size":8,"line-height":pt,"text-anchor":"middle"};class bt extends ot{constructor(t){super(t,{"font-family":ut,"font-size":8,"line-height":pt});const e={padding:{top:3,bottom:4},tag:{padding:{top:2,left:5,right:5,bottom:1},boxRenderer:this.renderTag.bind(this,{fill:"#FFFFFF",stroke:"#000000","stroke-width":2,rx:3,ry:3}),labelAttrs:{"font-family":ut,"font-weight":"bold","font-size":9,"line-height":pt,"text-anchor":"left"}},label:{minHeight:5,padding:{top:2,left:5,right:3,bottom:1},labelAttrs:{"font-family":ut,"font-size":8,"line-height":pt,"text-anchor":"left"}}};Object.assign(this,{titleMargin:12,outerMargin:5,agentMargin:8,actionMargin:5,minActionMargin:5,agentLineHighlightRadius:4,agentCap:{box:{padding:{top:1,left:3,right:3,bottom:1},arrowBottom:11.1,boxAttrs:{fill:"#FFFFFF",stroke:"#000000","stroke-width":3,rx:4,ry:4},labelAttrs:{"font-family":ut,"font-weight":"bold","font-size":14,"line-height":pt,"text-anchor":"middle"}},database:{padding:{top:4,left:3,right:3,bottom:0},arrowBottom:11.1,boxRenderer:this.renderDB.bind(this,{fill:"#FFFFFF",stroke:"#000000","stroke-width":3,"db-z":2}),labelAttrs:{"font-family":ut,"font-weight":"bold","font-size":14,"line-height":pt,"text-anchor":"middle"}},cross:{size:20,render:t.crossFactory({fill:"none",stroke:"#000000","stroke-width":3,"stroke-linecap":"round"})},bar:{height:4,render:t.boxFactory({fill:"#000000",stroke:"#000000","stroke-width":3,rx:2,ry:2})},fade:{width:5,height:10,extend:1},none:{height:10}},connect:{loopbackRadius:8,arrow:{single:{width:10,height:12,render:this.renderArrowHead.bind(this),attrs:{fill:"#000000",stroke:"#000000","stroke-width":3,"stroke-linejoin":"round"}},double:{width:10,height:12,render:this.renderArrowHead.bind(this),attrs:{fill:"none",stroke:"#000000","stroke-width":3,"stroke-linejoin":"round","stroke-linecap":"round"}},cross:{short:10,radius:5,render:t.crossFactory({fill:"none",stroke:"#000000","stroke-width":3,"stroke-linejoin":"round","stroke-linecap":"round"})}},label:{padding:7,margin:{top:2,bottom:3},attrs:{"font-family":ut,"font-size":8,"line-height":pt,"text-anchor":"middle"},loopbackAttrs:{"font-family":ut,"font-size":8,"line-height":pt}},source:{radius:5,render:t.circleFactory({fill:"#000000",stroke:"#000000","stroke-width":3})},mask:{padding:{top:1,left:5,right:5,bottom:3}}},agentLineAttrs:{"":{fill:"none",stroke:"#000000","stroke-width":3},red:{stroke:"#DD0000"}},blocks:{ref:{margin:{top:0,bottom:0},boxRenderer:this.renderRef.bind(this,{fill:"#FFFFFF",stroke:"#000000","stroke-width":4,rx:5,ry:5}),section:e},"":{margin:{top:0,bottom:0},boxRenderer:t.boxFactory({fill:"none",stroke:"#000000","stroke-width":4,rx:5,ry:5}),collapsedBoxRenderer:this.renderRef.bind(this,{fill:"#FFFFFF",stroke:"#000000","stroke-width":4,rx:5,ry:5}),section:e,sepRenderer:t.lineFactory({stroke:"#000000","stroke-width":2,"stroke-dasharray":"5, 3"})}},notes:{text:{margin:{top:0,left:2,right:2,bottom:0},padding:{top:2,left:2,right:2,bottom:2},overlap:{left:10,right:10},boxRenderer:t.boxFactory({fill:"#FFFFFF"}),labelAttrs:ft},note:{margin:{top:0,left:5,right:5,bottom:0},padding:{top:3,left:3,right:10,bottom:3},overlap:{left:10,right:10},boxRenderer:t.noteFactory({fill:"#FFFFFF",stroke:"#000000","stroke-width":2,"stroke-linejoin":"round"},{fill:"none",stroke:"#000000","stroke-width":1}),labelAttrs:ft},state:{margin:{top:0,left:5,right:5,bottom:0},padding:{top:5,left:7,right:7,bottom:5},overlap:{left:10,right:10},boxRenderer:t.boxFactory({fill:"#FFFFFF",stroke:"#000000","stroke-width":3,rx:10,ry:10}),labelAttrs:ft}},dividers:{"":{labelAttrs:mt,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:()=>({})},line:{labelAttrs:mt,padding:{top:2,left:5,right:5,bottom:2},extend:10,margin:0,render:this.renderLineDivider.bind(this,{lineAttrs:{stroke:"#000000","stroke-width":2,"stroke-linecap":"round"}})},delay:{labelAttrs:mt,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:this.renderDelayDivider.bind(this,{dotSize:3,gapSize:3})},tear:{labelAttrs:mt,padding:{top:2,left:5,right:5,bottom:2},extend:10,margin:10,render:this.renderTearDivider.bind(this,{fadeBegin:5,fadeSize:10,zigWidth:6,zigHeight:1,lineAttrs:{stroke:"#000000","stroke-width":2,"stroke-linejoin":"round"}})}}}),this.addConnectLine("solid",{attrs:{stroke:"#000000","stroke-width":3}}),this.addConnectLine("dash",{attrs:{"stroke-dasharray":"10, 4"}}),this.addConnectLine("wave",{attrs:{"stroke-linejoin":"round","stroke-linecap":"round"},pattern:new at(10,1)})}getTitleAttrs(){return Object.assign(super.getTitleAttrs(),{"font-weight":"bolder"})}}class xt{constructor(){this.listeners=new Map,this.forwards=new Set}addEventListener(t,e){const n=this.listeners.get(t);n?n.push(e):this.listeners.set(t,[e])}removeEventListener(t,e){const n=this.listeners.get(t);if(!n)return;const s=n.indexOf(e);-1!==s&&n.splice(s,1)}on(t,e){return this.addEventListener(t,e),this}off(t,e){return this.removeEventListener(t,e),this}countEventListeners(t){return(this.listeners.get(t)||[]).length}removeAllEventListeners(t){t?this.listeners.delete(t):this.listeners.clear()}addEventForwarding(t){this.forwards.add(t)}removeEventForwarding(t){this.forwards.delete(t)}removeAllEventForwardings(){this.forwards.clear()}trigger(t,e=[]){(this.listeners.get(t)||[]).forEach(t=>t(...e)),this.forwards.forEach(n=>n.trigger(t,e))}}const yt="undefined"==typeof window,kt=!yt&&/^((?!chrome|android).)*safari/i.test(window.navigator.userAgent),wt=!yt&&void 0!==window.InstallTrigger;class vt{constructor(){this.latestSVG=null,this.latestInternalSVG=null,this.canvas=null,this.context=null,this.indexPNG=0,this.latestPNGIndex=0,this.latestPNG=null}getSVGContent(t){let e=t.dom().outerHTML;return e=e.replace(/^{this.canvas.width=s,this.canvas.height=r,this.context.drawImage(i,0,0,s,r),a&&document.body.removeChild(a),n(this.canvas)};i.addEventListener("load",()=>{a?setTimeout(o,50):o()},{once:!0}),i.src=this.getSVGURL(t)}getPNGBlob(t,e,n){this.getCanvas(t,e,t=>{t.toBlob(n,"image/png")})}getPNGURL(t,e,n){++this.indexPNG;const s=this.indexPNG;this.getPNGBlob(t,e,t=>{const e=URL.createObjectURL(t);s>=this.latestPNGIndex?(this.latestPNG&&URL.revokeObjectURL(this.latestPNG),this.latestPNG=e,this.latestPNGIndex=s,n(e,!0)):(n(e,!1),URL.revokeObjectURL(e))})}}class At{constructor({blocked:t=!1,covered:e=!1,group:n=null,highlighted:s=!1,locked:r=!1,visible:i=!1}={}){this.blocked=t,this.covered=e,this.group=n,this.highlighted=s,this.locked=r,this.visible=i}}At.LOCKED=new At({locked:!0}),At.DEFAULT=new At;const Ft={equals:(t,e)=>t.name===e.name,hasFlag:(t,e=!0)=>n=>n.flags.includes(t)===e},St={addNearby:(e,n,s,r)=>{const i=t(e,n,St.equals);-1===i?e.push(s):e.splice(i+r,0,s)},equals:(t,e)=>t.id===e.id,hasIntersection:(e,n)=>(function(e,n,s=null){for(let r=0;rt(e,n,St.equals),make:(t,{anchorRight:e=!1,isVirtualSource:n=!1}={})=>({anchorRight:e,id:t,isVirtualSource:n,options:[]})},Mt={"note left":[St.make("[")],"note over":[St.make("["),St.make("]")],"note right":[St.make("]")]},Rt=["[","]"],Ct={"agent begin":{check:["mode"],merge:["agentIDs"],siblings:new Set(["agent highlight"])},"agent end":{check:["mode"],merge:["agentIDs"],siblings:new Set(["agent highlight"])},"agent highlight":{check:["highlighted"],merge:["agentIDs"],siblings:new Set(["agent begin","agent end"])}},It=["agent begin","agent end","agent highlight","block begin","block end","connect","connect-delay-begin","connect-delay-end","note over","note right","note left","note between"];class Et{constructor(){this.agentStates=new Map,this.agentAliases=new Map,this.activeGroups=new Map,this.gAgents=[],this.labelPattern=null,this.nextID=0,this.nesting=[],this.markers=new Set,this.currentSection=null,this.currentNest=null,this.stageHandlers={"agent begin":this.handleAgentBegin.bind(this),"agent define":this.handleAgentDefine.bind(this),"agent end":this.handleAgentEnd.bind(this),"agent options":this.handleAgentOptions.bind(this),async:this.handleAsync.bind(this),"block begin":this.handleBlockBegin.bind(this),"block end":this.handleBlockEnd.bind(this),"block split":this.handleBlockSplit.bind(this),connect:this.handleConnect.bind(this),"connect-delay-begin":this.handleConnectDelayBegin.bind(this),"connect-delay-end":this.handleConnectDelayEnd.bind(this),divider:this.handleDivider.bind(this),"group begin":this.handleGroupBegin.bind(this),"label pattern":this.handleLabelPattern.bind(this),mark:this.handleMark.bind(this),"note between":this.handleNote.bind(this),"note left":this.handleNote.bind(this),"note over":this.handleNote.bind(this),"note right":this.handleNote.bind(this)},this.expandGroupedGAgent=this.expandGroupedGAgent.bind(this),this.handleStage=this.handleStage.bind(this),this.toGAgent=this.toGAgent.bind(this),this.endGroup=this.endGroup.bind(this)}_aliasInUse(t){const e=this.agentAliases.get(t);return!(!e||e===t)||this.gAgents.some(e=>e.id===t)}toGAgent({name:t,alias:e,flags:n}){if(e){if(this.agentAliases.has(t))throw new Error("Cannot alias "+t+"; it is already an alias");if(this._aliasInUse(e))throw new Error("Cannot use "+e+" as an alias; it is already in use");this.agentAliases.set(e,t)}return St.make(this.agentAliases.get(t)||t,{isVirtualSource:n.includes("source")})}addStage(t,{isVisible:e=!0,parallel:n=!1}={}){if(!t)return;e&&(this.currentNest.hasContent=!0),void 0===t.ln&&(t.ln=this.latestLine);const{stages:s}=this.currentSection;if(n){const e=r(s),n=p(e,t);if(n)throw new Error(n);const i=this.makeParallel([e,t]);i.ln=t.ln,--s.length,s.push(i)}else s.push(t)}addImpStage(t,{parallel:e=!1}={}){if(!t)return;void 0===t.ln&&(t.ln=this.latestLine);const{stages:n}=this.currentSection;if(e){const e=n[n.length-2];if(0===n.length)throw new Error("Nothing to run statement in parallel with");if(p(e,t))n.splice(n.length-1,0,t);else{const s=this.makeParallel([e,t]);s.ln=t.ln,n.splice(n.length-2,1,s)}}else n.push(t)}makeParallel(t){const e=[];return u(e,t),0===e.length?null:1===e.length?e[0]:(e.forEach(t=>{void 0===t.ln&&(t.ln=this.latestLine)}),{stages:e,type:"parallel"})}defineGAgents(t){e(this.currentNest.gAgents,t.filter(t=>!Rt.includes(t.id)),St.equals),e(this.gAgents,t,St.equals)}getGAgentState(t){return this.agentStates.get(t.id)||At.DEFAULT}updateGAgentState(t,e){const n=this.agentStates.get(t.id);n?Object.assign(n,e):this.agentStates.set(t.id,new At(e))}replaceGAgentState(t,e){this.agentStates.set(t.id,e)}validateGAgents(t,{allowGrouped:e=!1,allowCovered:n=!1,allowVirtual:s=!1}={}){t.forEach(t=>{const r=this.getGAgentState(t),i=t.id;if(function(t){return t.blocked&&null===t.group}(r))throw new Error("Duplicate agent name: "+i);if(!n&&r.covered)throw new Error("Agent "+i+" is hidden behind group");if(!e&&null!==r.group)throw new Error("Agent "+i+" is in a group");if(!s&&t.isVirtualSource)throw new Error("Cannot use message source here");if(function(t){return t.startsWith("__")}(i))throw new Error(i+" is a reserved name")})}setGAgentVis(t,e,n,s=!1){const r=new Set,i=t.filter(t=>{if(r.has(t.id))return!1;r.add(t.id);const n=this.getGAgentState(t);if(n.locked||n.blocked){if(s)throw new Error("Cannot begin/end agent: "+t.id);return!1}return n.visible!==e});return 0===i.length?null:(i.forEach(t=>{this.updateGAgentState(t,{visible:e})}),this.defineGAgents(i),{agentIDs:i.map(t=>t.id),mode:n,type:e?"agent begin":"agent end"})}setGAgentHighlight(t,e,n=!1){const s=t.filter(t=>{const s=this.getGAgentState(t);if(s.locked||s.blocked){if(n)throw new Error("Cannot highlight agent: "+t.id);return!1}return s.visible&&s.highlighted!==e});return 0===s.length?null:(s.forEach(t=>{this.updateGAgentState(t,{highlighted:e})}),{agentIDs:s.map(t=>t.id),highlighted:e,type:"agent highlight"})}_makeSection(t,e){return{delayedConnections:new Map,header:t,stages:e}}_checkSectionEnd(){const t=this.currentSection.delayedConnections;if(t.size>0){const e=t.values().next().value;throw new Error('Unused delayed connection "'+e.tag+'" at line '+(e.ln+1))}}beginNested(t,{tag:e,label:n,name:s,ln:r}){const i=St.make(s+"[",{anchorRight:!0}),a=St.make(s+"]"),o=[i,a],h=[];return this.currentSection=this._makeSection({blockType:t,canHide:!0,label:this.textFormatter(n),left:i.id,ln:r,right:a.id,tag:this.textFormatter(e),type:"block begin"},h),this.currentNest={blockType:t,gAgents:o,hasContent:!1,leftGAgent:i,rightGAgent:a,sections:[this.currentSection]},this.replaceGAgentState(i,At.LOCKED),this.replaceGAgentState(a,At.LOCKED),this.nesting.push(this.currentNest),{stages:h}}nextBlockName(){const t="__BLOCK"+this.nextID;return++this.nextID,t}nextVirtualAgentName(){const t="__"+this.nextID;return++this.nextID,t}handleBlockBegin({ln:t,blockType:e,tag:n,label:s,parallel:r}){if(r)throw new Error("Cannot use parallel here");this.beginNested(e,{label:s,ln:t,name:this.nextBlockName(),tag:n})}handleBlockSplit({ln:t,blockType:e,tag:n,label:s,parallel:r}){if(r)throw new Error("Cannot use parallel here");if("if"!==this.currentNest.blockType)throw new Error('Invalid block nesting ("else" inside '+this.currentNest.blockType+")");this._checkSectionEnd(),this.currentSection=this._makeSection({blockType:e,label:this.textFormatter(s),left:this.currentNest.leftGAgent.id,ln:t,right:this.currentNest.rightGAgent.id,tag:this.textFormatter(n),type:"block split"},[]),this.currentNest.sections.push(this.currentSection)}handleBlockEnd({parallel:t}){if(this.nesting.length<=1)throw new Error('Invalid block nesting (too many "end"s)');this._checkSectionEnd();const e=this.nesting.pop();if(this.currentNest=r(this.nesting),this.currentSection=r(this.currentNest.sections),!e.hasContent)throw new Error("Empty block");this.defineGAgents(e.gAgents),m(this.gAgents,e.leftGAgent,e.rightGAgent,e.gAgents),e.sections.forEach(t=>{this.currentSection.stages.push(t.header),this.currentSection.stages.push(...t.stages)}),this.addStage({left:e.leftGAgent.id,right:e.rightGAgent.id,type:"block end"},{parallel:t})}makeGroupDetails(t,e){const s=t.map(this.toGAgent);if(this.validateGAgents(s),this.agentStates.has(e))throw new Error("Duplicate agent name: "+e);const r=this.nextBlockName(),i=St.make(r+"[",{anchorRight:!0}),a=St.make(r+"]");this.replaceGAgentState(i,At.LOCKED),this.replaceGAgentState(a,At.LOCKED),this.updateGAgentState(St.make(e),{blocked:!0,group:e}),this.defineGAgents([...s,i,a]);const{indexL:o,indexR:h}=m(this.gAgents,i,a,s),l=[],d=s.slice();for(let t=o+1;t{this.updateGAgentState(t,{group:r})}),a.gAgentsCovered.forEach(t=>{this.updateGAgentState(t,{covered:!0})}),this.activeGroups.set(r,a),this.addImpStage(this.setGAgentVis(a.gAgents,!0,"box"),{parallel:i}),this.addStage({blockType:e,canHide:!1,label:this.textFormatter(s),left:a.leftGAgent.id,right:a.rightGAgent.id,tag:this.textFormatter(n),type:"block begin"},{parallel:i})}endGroup({name:t}){const e=this.activeGroups.get(t);return e?(this.activeGroups.delete(t),e.gAgentsContained.forEach(t=>{this.updateGAgentState(t,{group:null})}),e.gAgentsCovered.forEach(t=>{this.updateGAgentState(t,{covered:!1})}),this.updateGAgentState(St.make(t),{group:null}),{left:e.leftGAgent.id,right:e.rightGAgent.id,type:"block end"}):null}handleMark({name:t,parallel:e}){this.markers.add(t),this.addStage({name:t,type:"mark"},{isVisible:!1,parallel:e})}handleDivider({mode:t,height:e,label:n,parallel:s}){this.addStage({formattedLabel:this.textFormatter(n),height:e,mode:t,type:"divider"},{isVisible:!1,parallel:s})}handleAsync({target:t,parallel:e}){if(""!==t&&!this.markers.has(t))throw new Error("Unknown marker: "+t);this.addStage({target:t,type:"async"},{isVisible:!1,parallel:e})}handleLabelPattern({pattern:t}){this.labelPattern=t.slice();for(let t=0;t{"string"==typeof t?e+=t:void 0!==t.token?e+=n[t.token]:void 0!==t.current&&(e+=t.current.toFixed(t.dp),t.current+=t.inc)}),e}expandGroupedGAgent(t){const{group:e}=this.getGAgentState(t);if(!e)return[t];const n=this.activeGroups.get(e);return[n.leftGAgent,n.rightGAgent]}expandGroupedGAgentConnection(t){const e=this.expandGroupedGAgent(t[0]),n=this.expandGroupedGAgent(t[1]);let s=St.indexOf(this.gAgents,e[0]),i=St.indexOf(this.gAgents,n[0]);return-1===s&&(s=e[0].isVirtualSource?-1:this.gAgents.length),-1===i&&(i=this.gAgents.length),s===i?[r(e),r(n)]:s!t.isVirtualSource));const r=t.filter(Ft.hasFlag("begin",!1)).map(this.toGAgent).filter(t=>!t.isVirtualSource);return this.addImpStage(this.setGAgentVis(r,!0,"box"),{parallel:e}),{flags:n,gAgents:s}}_makeConnectParallelStages(t,e){return this.makeParallel([this.setGAgentVis(t.beginGAgents,!0,"box",!0),this.setGAgentHighlight(t.startGAgents,!0,!0),e,this.setGAgentHighlight(t.stopGAgents,!1,!0),this.setGAgentVis(t.endGAgents,!1,"cross",!0)])}_isSelfConnect(t){const e=t.map(this.toGAgent),n=this.expandGroupedGAgentConnection(e);return n[0].id===n[1].id&&!n.some(t=>t.isVirtualSource)}handleConnect({agents:t,label:e,options:n,parallel:s}){if(this._isSelfConnect(t)){const r={};return this.handleConnectDelayBegin({agent:t[0],ln:0,options:n,parallel:s,tag:r}),void this.handleConnectDelayEnd({agent:t[1],label:e,options:n,tag:r})}let{flags:r,gAgents:i}=this._handlePartialConnect(t,s);i=this.expandGroupedGAgentConnection(i);const a={agentIDs:(i=this.expandVirtualSourceAgents(i)).map(t=>t.id),label:this.textFormatter(this.applyLabelPattern(e)),options:n,type:"connect"};this.addStage(this._makeConnectParallelStages(r,a),{parallel:s})}handleConnectDelayBegin({agent:t,tag:e,options:n,ln:s,parallel:r}){const i=this.currentSection.delayedConnections;if(i.has(e))throw new Error('Duplicate delayed connection "'+e+'"');const{flags:a,gAgents:o}=this._handlePartialConnect([t],r),h=this.nextVirtualAgentName(),l={agentIDs:null,label:null,options:n,tag:h,type:"connect-delay-begin"};i.set(e,{connectStage:l,gAgents:o,ln:s,tag:e,uniqueTag:h}),this.addStage(this._makeConnectParallelStages(a,l),{parallel:r})}handleConnectDelayEnd({agent:t,tag:e,label:n,options:s,parallel:r}){const i=this.currentSection.delayedConnections,a=i.get(e);if(!a)throw new Error('Unknown delayed connection "'+e+'"');let{flags:o,gAgents:h}=this._handlePartialConnect([t],r);h=this.expandGroupedGAgentConnection([...a.gAgents,...h]),h=this.expandVirtualSourceAgents(h);let l=a.connectStage.options;if(l.line!==s.line)throw new Error("Mismatched delayed connection arrows");s.right&&(l=Object.assign({},l,{right:s.right})),Object.assign(a.connectStage,{agentIDs:h.map(t=>t.id),label:this.textFormatter(this.applyLabelPattern(n)),options:l});const d={tag:a.uniqueTag,type:"connect-delay-end"};this.addStage(this._makeConnectParallelStages(o,d),{parallel:r}),i.delete(e)}handleNote({type:t,agents:e,mode:n,label:s,parallel:r}){let i=null;i=0===e.length?Mt[t]||[]:e.map(this.toGAgent),this.validateGAgents(i,{allowGrouped:!0});const o=(i=a(i,this.expandGroupedGAgent)).map(t=>t.id),h=new Set(o).size;if("note between"===t&&h<2)throw new Error("note between requires at least 2 agents");this.defineGAgents(i),this.addImpStage(this.setGAgentVis(i,!0,"box"),{parallel:r}),this.addStage({agentIDs:o,label:this.textFormatter(s),mode:n,type:t},{parallel:r})}handleAgentDefine({agents:t}){const n=t.map(this.toGAgent);this.validateGAgents(n,{allowCovered:!0,allowGrouped:!0}),e(this.gAgents,n,St.equals)}handleAgentOptions({agent:t,options:n}){const s=this.toGAgent(t),r=[s];this.validateGAgents(r,{allowCovered:!0,allowGrouped:!0}),e(this.gAgents,r,St.equals),this.gAgents.filter(({id:t})=>t===s.id).forEach(t=>{e(t.options,n)})}handleAgentBegin({agents:t,mode:e,parallel:n}){const s=t.map(this.toGAgent);this.validateGAgents(s),this.addStage(this.setGAgentVis(s,!0,e,!0),{parallel:n})}handleAgentEnd({agents:t,mode:e,parallel:n}){const s=t.filter(t=>this.activeGroups.has(t.name)),r=t.filter(t=>!this.activeGroups.has(t.name)).map(this.toGAgent);this.validateGAgents(r),this.addStage(this.makeParallel([this.setGAgentHighlight(r,!1),this.setGAgentVis(r,!1,e,!0),...s.map(this.endGroup)]),{parallel:n})}handleStage(t){this.latestLine=t.ln;try{const e=this.stageHandlers[t.type];if(!e)throw new Error("Unknown command: "+t.type);e(t)}catch(e){if("object"==typeof e&&e.message)throw e.message+=" at line "+(t.ln+1),e}}_reset(){this.agentStates.clear(),this.markers.clear(),this.agentAliases.clear(),this.activeGroups.clear(),this.gAgents.length=0,this.nextID=0,this.nesting.length=0,this.labelPattern=[{token:"label"}]}_finalise(t){m(this.gAgents,this.currentNest.leftGAgent,this.currentNest.rightGAgent),function(t){let e=[],n=new Set;for(let s=0;s{t.formattedLabel=this.textFormatter(t.id)})}generate({stages:t,meta:e={}}){this._reset(),this.textFormatter=e.textFormatter;const n=this.beginNested("global",{label:"",ln:0,name:"",tag:""});if(t.forEach(this.handleStage),1!==this.nesting.length)throw new Error("Unterminated section at line "+(this.currentSection.header.ln+1));if(this.activeGroups.size>0)throw new Error("Unterminated group");this._checkSectionEnd();const s=e.terminators||"none";return this.addStage(this.makeParallel([this.setGAgentHighlight(this.gAgents,!1),this.setGAgentVis(this.gAgents,!1,s)])),this._finalise(n),function(t,e){for(let n=0;n({})},line:{labelAttrs:Nt,padding:{top:2,left:5,right:5,bottom:2},extend:8,margin:0,render:this.renderLineDivider.bind(this,{lineAttrs:{stroke:"#000000"}})},delay:{labelAttrs:Nt,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:this.renderDelayDivider.bind(this,{dotSize:2,gapSize:2})},tear:{labelAttrs:Nt,padding:{top:2,left:5,right:5,bottom:2},extend:8,margin:8,render:this.renderTearDivider.bind(this,{fadeBegin:4,fadeSize:4,zigWidth:4,zigHeight:1,lineAttrs:{stroke:"#000000"}})}}}),this.addConnectLine("solid",{attrs:{stroke:"#000000","stroke-width":1}}),this.addConnectLine("dash",{attrs:{"stroke-dasharray":"4, 4"}}),this.addConnectLine("wave",{pattern:new at(6,[0,-.25,-.5,-.25,0,.25,.5,.25])})}}const Ot={type:"error line-error",suggest:[],then:{"":0}},Tt=["database","red"],Bt=["begin","end","note","state","text"],Vt=(()=>{function t(t,e=1){return{type:"variable",suggest:[{known:"Agent"}],then:Object.assign({},t,{"":0,",":{type:"operator",then:{"":e}}})}}function e(t){return{type:"keyword",suggest:[t+" of ",t+": "],then:{of:{type:"keyword",then:{"":h}},":":{type:"operator",then:{"":i}},"":h}}}function n({exit:t,sourceExit:e,blankExit:n}){const s={type:"operator",then:{"+":Ot,"-":Ot,"*":Ot,"!":Ot,"":t}};return{"+":{type:"operator",then:{"+":Ot,"-":Ot,"*":s,"!":Ot,"":t}},"-":{type:"operator",then:{"+":Ot,"-":Ot,"*":s,"!":{type:"operator",then:{"+":Ot,"-":Ot,"*":Ot,"!":Ot,"":t}},"":t}},"*":{type:"operator",then:Object.assign({"+":s,"-":s,"*":Ot,"!":Ot,"":t},e||t)},"!":s,"":n||t}}const s={type:"",suggest:["\n"],then:{}},r={type:"",suggest:[],then:{}},i=b({"\n":s}),a={type:"operator",then:{"":i,"\n":r}},o=t({"\n":s,as:{type:"keyword",then:{"":{type:"variable",suggest:[{known:"Agent"}],then:{"":0,",":{type:"operator",then:{"":3}},"\n":s}}}}}),h=t({":":a}),l={type:"variable",suggest:[{known:"Agent"}],then:{"":0,":":{type:"operator",then:{"":i,"\n":r}},"\n":s}},d={":":{type:"operator",then:{"":b({as:{type:"keyword",then:{"":{type:"variable",suggest:[{known:"Agent"}],then:{"":0,"\n":s}}}}})}}},g={type:"keyword",then:Object.assign({over:{type:"keyword",then:{"":t(d)}}},d)},c={"\n":s,":":{type:"operator",then:{"":i,"\n":r}},with:{type:"keyword",suggest:["with height "],then:{height:{type:"keyword",then:{"":{type:"number",suggest:["6 ","30 "],then:{"\n":s,":":{type:"operator",then:{"":i,"\n":r}}}}}}}}},u=function(t,e,n){const s=Object.assign({},n);return e.forEach(e=>{s[e]={type:t,then:n}}),s}("keyword",["a","an"],function(t,e,n){const s={},r=Object.assign({},n);return 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_t={agentFlags:{"!":{flag:"end"},"*":{allowBlankName:!0,blankNameFlag:"source",flag:"begin"},"+":{flag:"start"},"-":{flag:"stop"}},types:(()=>{const t=function(t){const e=[];return i(t,0,[],e),e}([[{tok:"",type:0},{tok:"<",type:1},{tok:"<<",type:2}],[{tok:"-",type:"solid"},{tok:"--",type:"dash"},{tok:"~",type:"wave"}],[{tok:"",type:0},{tok:">",type:1},{tok:">>",type:2},{tok:"x",type:3}]]).filter(t=>0!==t[0].type||0!==t[2].type),e=new Map;return t.forEach(t=>{e.set(t.map(t=>t.tok).join(""),{left:t[0].type,line:t[1].type,right:t[2].type})}),e})()},$t=["none","box","cross","fade","bar"],te=new Map;te.set("text",{mode:"text",types:{left:{max:Number.POSITIVE_INFINITY,min:0,skip:["of"],type:"note left"},right:{max:Number.POSITIVE_INFINITY,min:0,skip:["of"],type:"note right"}}}),te.set("note",{mode:"note",types:{between:{max:Number.POSITIVE_INFINITY,min:2,skip:[],type:"note between"},left:{max:Number.POSITIVE_INFINITY,min:0,skip:["of"],type:"note 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e.headers=n,!0}},{begin:["divider"],fn:t=>{const e=T(t,[":"],{orEnd:!0}),n=T(t,["with","height"],{limit:e,orEnd:!0}),s=N(t,1,n)||"line";if(!ee.has(s))throw D("Unknown divider type",t[1]);const r=function(t,e=0,n=null,s=Number.NAN){const r=N(t,e,n);return Number(r||s)}(t,n+2,e,ee.get(s).defaultHeight);if(Number.isNaN(r)||r<0)throw D("Invalid divider height",t[n+2]);return{height:r,label:N(t,e+1),mode:s,type:"divider"}}},{begin:["autolabel"],fn:t=>{let e=null;return e="off"===z(t[1])?"