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mermaid

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Markdown-ish syntax for generating flowcharts, sequence diagrams, class diagrams, gantt charts and git graphs.

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import { l as log$1, a as addDirective, s as setLogLevel$1, g as getConfig$1, b as sanitizeText$1, c as assignWithDepth, d as configKeys, e as common$1, f as select } from "./config-b4fa35bb.js"; import { s as setupGraphViewbox$1 } from "./setupGraphViewbox-16a0ba81.js"; import { c as commonDb } from "./commonDb-7f40ab5a.js"; var dist = {}; Object.defineProperty(dist, "__esModule", { value: true }); var sanitizeUrl_1 = dist.sanitizeUrl = void 0; var invalidProtocolRegex = /^([^\w]*)(javascript|data|vbscript)/im; var htmlEntitiesRegex = /&#(\w+)(^\w|;)?/g; var ctrlCharactersRegex = /[\u0000-\u001F\u007F-\u009F\u2000-\u200D\uFEFF]/gim; var urlSchemeRegex = /^([^:]+):/gm; var relativeFirstCharacters = [".", "/"]; function isRelativeUrlWithoutProtocol(url) { return relativeFirstCharacters.indexOf(url[0]) > -1; } function decodeHtmlCharacters(str2) { return str2.replace(htmlEntitiesRegex, function(match, dec) { return String.fromCharCode(dec); }); } function sanitizeUrl(url) { var sanitizedUrl = decodeHtmlCharacters(url || "").replace(ctrlCharactersRegex, "").trim(); if (!sanitizedUrl) { return "about:blank"; } if (isRelativeUrlWithoutProtocol(sanitizedUrl)) { return sanitizedUrl; } var urlSchemeParseResults = sanitizedUrl.match(urlSchemeRegex); if (!urlSchemeParseResults) { return sanitizedUrl; } var urlScheme = urlSchemeParseResults[0]; if (invalidProtocolRegex.test(urlScheme)) { return "about:blank"; } return sanitizedUrl; } sanitizeUrl_1 = dist.sanitizeUrl = sanitizeUrl; const abs = Math.abs; const atan2 = Math.atan2; const cos = Math.cos; const max = Math.max; const min = Math.min; const sin = Math.sin; const sqrt = Math.sqrt; const epsilon = 1e-12; const pi = Math.PI; const halfPi = pi / 2; const tau = 2 * pi; function acos(x) { return x > 1 ? 0 : x < -1 ? pi : Math.acos(x); } function asin(x) { return x >= 1 ? halfPi : x <= -1 ? -halfPi : Math.asin(x); } function Linear(context) { this._context = context; } Linear.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._point = 0; }, lineEnd: function() { if (this._line || this._line !== 0 && this._point === 1) this._context.closePath(); this._line = 1 - this._line; }, point: function(x, y) { x = +x, y = +y; switch (this._point) { case 0: this._point = 1; this._line ? this._context.lineTo(x, y) : this._context.moveTo(x, y); break; case 1: this._point = 2; default: this._context.lineTo(x, y); break; } } }; function curveLinear(context) { return new Linear(context); } class Bump { constructor(context, x) { this._context = context; this._x = x; } areaStart() { this._line = 0; } areaEnd() { this._line = NaN; } lineStart() { this._point = 0; } lineEnd() { if (this._line || this._line !== 0 && this._point === 1) this._context.closePath(); this._line = 1 - this._line; } point(x, y) { x = +x, y = +y; switch (this._point) { case 0: { this._point = 1; if (this._line) this._context.lineTo(x, y); else this._context.moveTo(x, y); break; } case 1: this._point = 2; default: { if (this._x) this._context.bezierCurveTo(this._x0 = (this._x0 + x) / 2, this._y0, this._x0, y, x, y); else this._context.bezierCurveTo(this._x0, this._y0 = (this._y0 + y) / 2, x, this._y0, x, y); break; } } this._x0 = x, this._y0 = y; } } function bumpX(context) { return new Bump(context, true); } function bumpY(context) { return new Bump(context, false); } function noop() { } function point$3(that, x, y) { that._context.bezierCurveTo( (2 * that._x0 + that._x1) / 3, (2 * that._y0 + that._y1) / 3, (that._x0 + 2 * that._x1) / 3, (that._y0 + 2 * that._y1) / 3, (that._x0 + 4 * that._x1 + x) / 6, (that._y0 + 4 * that._y1 + y) / 6 ); } function Basis(context) { this._context = context; } Basis.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._x0 = this._x1 = this._y0 = this._y1 = NaN; this._point = 0; }, lineEnd: function() { switch (this._point) { case 3: point$3(this, this._x1, this._y1); case 2: this._context.lineTo(this._x1, this._y1); break; } if (this._line || this._line !== 0 && this._point === 1) this._context.closePath(); this._line = 1 - this._line; }, point: function(x, y) { x = +x, y = +y; switch (this._point) { case 0: this._point = 1; this._line ? this._context.lineTo(x, y) : this._context.moveTo(x, y); break; case 1: this._point = 2; break; case 2: this._point = 3; this._context.lineTo((5 * this._x0 + this._x1) / 6, (5 * this._y0 + this._y1) / 6); default: point$3(this, x, y); break; } this._x0 = this._x1, this._x1 = x; this._y0 = this._y1, this._y1 = y; } }; function curveBasis(context) { return new Basis(context); } function BasisClosed(context) { this._context = context; } BasisClosed.prototype = { areaStart: noop, areaEnd: noop, lineStart: function() { this._x0 = this._x1 = this._x2 = this._x3 = this._x4 = this._y0 = this._y1 = this._y2 = this._y3 = this._y4 = NaN; this._point = 0; }, lineEnd: function() { switch (this._point) { case 1: { this._context.moveTo(this._x2, this._y2); this._context.closePath(); break; } case 2: { this._context.moveTo((this._x2 + 2 * this._x3) / 3, (this._y2 + 2 * this._y3) / 3); this._context.lineTo((this._x3 + 2 * this._x2) / 3, (this._y3 + 2 * this._y2) / 3); this._context.closePath(); break; } case 3: { this.point(this._x2, this._y2); this.point(this._x3, this._y3); this.point(this._x4, this._y4); break; } } }, point: function(x, y) { x = +x, y = +y; switch (this._point) { case 0: this._point = 1; this._x2 = x, this._y2 = y; break; case 1: this._point = 2; this._x3 = x, this._y3 = y; break; case 2: this._point = 3; this._x4 = x, this._y4 = y; this._context.moveTo((this._x0 + 4 * this._x1 + x) / 6, (this._y0 + 4 * this._y1 + y) / 6); break; default: point$3(this, x, y); break; } this._x0 = this._x1, this._x1 = x; this._y0 = this._y1, this._y1 = y; } }; function curveBasisClosed(context) { return new BasisClosed(context); } function BasisOpen(context) { this._context = context; } BasisOpen.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._x0 = this._x1 = this._y0 = this._y1 = NaN; this._point = 0; }, lineEnd: function() { if (this._line || this._line !== 0 && this._point === 3) this._context.closePath(); this._line = 1 - this._line; }, point: function(x, y) { x = +x, y = +y; switch (this._point) { case 0: this._point = 1; break; case 1: this._point = 2; break; case 2: this._point = 3; var x0 = (this._x0 + 4 * this._x1 + x) / 6, y0 = (this._y0 + 4 * this._y1 + y) / 6; this._line ? this._context.lineTo(x0, y0) : this._context.moveTo(x0, y0); break; case 3: this._point = 4; default: point$3(this, x, y); break; } this._x0 = this._x1, this._x1 = x; this._y0 = this._y1, this._y1 = y; } }; function curveBasisOpen(context) { return new BasisOpen(context); } function Bundle(context, beta) { this._basis = new Basis(context); this._beta = beta; } Bundle.prototype = { lineStart: function() { this._x = []; this._y = []; this._basis.lineStart(); }, lineEnd: function() { var x = this._x, y = this._y, j = x.length - 1; if (j > 0) { var x0 = x[0], y0 = y[0], dx = x[j] - x0, dy = y[j] - y0, i = -1, t; while (++i <= j) { t = i / j; this._basis.point( this._beta * x[i] + (1 - this._beta) * (x0 + t * dx), this._beta * y[i] + (1 - this._beta) * (y0 + t * dy) ); } } this._x = this._y = null; this._basis.lineEnd(); }, point: function(x, y) { this._x.push(+x); this._y.push(+y); } }; const curveBundle = function custom(beta) { function bundle(context) { return beta === 1 ? new Basis(context) : new Bundle(context, beta); } bundle.beta = function(beta2) { return custom(+beta2); }; return bundle; }(0.85); function point$2(that, x, y) { that._context.bezierCurveTo( that._x1 + that._k * (that._x2 - that._x0), that._y1 + that._k * (that._y2 - that._y0), that._x2 + that._k * (that._x1 - x), that._y2 + that._k * (that._y1 - y), that._x2, that._y2 ); } function Cardinal(context, tension) { this._context = context; this._k = (1 - tension) / 6; } Cardinal.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._x0 = this._x1 = this._x2 = this._y0 = this._y1 = this._y2 = NaN; this._point = 0; }, lineEnd: function() { switch (this._point) { case 2: this._context.lineTo(this._x2, this._y2); break; case 3: point$2(this, this._x1, this._y1); break; } if (this._line || this._line !== 0 && this._point === 1) this._context.closePath(); this._line = 1 - this._line; }, point: function(x, y) { x = +x, y = +y; switch (this._point) { case 0: this._point = 1; this._line ? this._context.lineTo(x, y) : this._context.moveTo(x, y); break; case 1: this._point = 2; this._x1 = x, this._y1 = y; break; case 2: this._point = 3; default: point$2(this, x, y); break; } this._x0 = this._x1, this._x1 = this._x2, this._x2 = x; this._y0 = this._y1, this._y1 = this._y2, this._y2 = y; } }; const curveCardinal = function custom2(tension) { function cardinal(context) { return new Cardinal(context, tension); } cardinal.tension = function(tension2) { return custom2(+tension2); }; return cardinal; }(0); function CardinalClosed(context, tension) { this._context = context; this._k = (1 - tension) / 6; } CardinalClosed.prototype = { areaStart: noop, areaEnd: noop, lineStart: function() { this._x0 = this._x1 = this._x2 = this._x3 = this._x4 = this._x5 = this._y0 = this._y1 = this._y2 = this._y3 = this._y4 = this._y5 = NaN; this._point = 0; }, lineEnd: function() { switch (this._point) { case 1: { this._context.moveTo(this._x3, this._y3); this._context.closePath(); break; } case 2: { this._context.lineTo(this._x3, this._y3); this._context.closePath(); break; } case 3: { this.point(this._x3, this._y3); this.point(this._x4, this._y4); this.point(this._x5, this._y5); break; } } }, point: function(x, y) { x = +x, y = +y; switch (this._point) { case 0: this._point = 1; this._x3 = x, this._y3 = y; break; case 1: this._point = 2; this._context.moveTo(this._x4 = x, this._y4 = y); break; case 2: this._point = 3; this._x5 = x, this._y5 = y; break; default: point$2(this, x, y); break; } this._x0 = this._x1, this._x1 = this._x2, this._x2 = x; this._y0 = this._y1, this._y1 = this._y2, this._y2 = y; } }; const curveCardinalClosed = function custom3(tension) { function cardinal(context) { return new CardinalClosed(context, tension); } cardinal.tension = function(tension2) { return custom3(+tension2); }; return cardinal; }(0); function CardinalOpen(context, tension) { this._context = context; this._k = (1 - tension) / 6; } CardinalOpen.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._x0 = this._x1 = this._x2 = this._y0 = this._y1 = this._y2 = NaN; this._point = 0; }, lineEnd: function() { if (this._line || this._line !== 0 && this._point === 3) this._context.closePath(); this._line = 1 - this._line; }, point: function(x, y) { x = +x, y = +y; switch (this._point) { case 0: this._point = 1; break; case 1: this._point = 2; break; case 2: this._point = 3; this._line ? this._context.lineTo(this._x2, this._y2) : this._context.moveTo(this._x2, this._y2); break; case 3: this._point = 4; default: point$2(this, x, y); break; } this._x0 = this._x1, this._x1 = this._x2, this._x2 = x; this._y0 = this._y1, this._y1 = this._y2, this._y2 = y; } }; const curveCardinalOpen = function custom4(tension) { function cardinal(context) { return new CardinalOpen(context, tension); } cardinal.tension = function(tension2) { return custom4(+tension2); }; return cardinal; }(0); function point$1(that, x, y) { var x1 = that._x1, y1 = that._y1, x2 = that._x2, y2 = that._y2; if (that._l01_a > epsilon) { var a = 2 * that._l01_2a + 3 * that._l01_a * that._l12_a + that._l12_2a, n = 3 * that._l01_a * (that._l01_a + that._l12_a); x1 = (x1 * a - that._x0 * that._l12_2a + that._x2 * that._l01_2a) / n; y1 = (y1 * a - that._y0 * that._l12_2a + that._y2 * that._l01_2a) / n; } if (that._l23_a > epsilon) { var b = 2 * that._l23_2a + 3 * that._l23_a * that._l12_a + that._l12_2a, m = 3 * that._l23_a * (that._l23_a + that._l12_a); x2 = (x2 * b + that._x1 * that._l23_2a - x * that._l12_2a) / m; y2 = (y2 * b + that._y1 * that._l23_2a - y * that._l12_2a) / m; } that._context.bezierCurveTo(x1, y1, x2, y2, that._x2, that._y2); } function CatmullRom(context, alpha) { this._context = context; this._alpha = alpha; } CatmullRom.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._x0 = this._x1 = this._x2 = this._y0 = this._y1 = this._y2 = NaN; this._l01_a = this._l12_a = this._l23_a = this._l01_2a = this._l12_2a = this._l23_2a = this._point = 0; }, lineEnd: function() { switch (this._point) { case 2: this._context.lineTo(this._x2, this._y2); break; case 3: this.point(this._x2, this._y2); break; } if (this._line || this._line !== 0 && this._point === 1) this._context.closePath(); this._line = 1 - this._line; }, point: function(x, y) { x = +x, y = +y; if (this._point) { var x23 = this._x2 - x, y23 = this._y2 - y; this._l23_a = Math.sqrt(this._l23_2a = Math.pow(x23 * x23 + y23 * y23, this._alpha)); } switch (this._point) { case 0: this._point = 1; this._line ? this._context.lineTo(x, y) : this._context.moveTo(x, y); break; case 1: this._point = 2; break; case 2: this._point = 3; default: point$1(this, x, y); break; } this._l01_a = this._l12_a, this._l12_a = this._l23_a; this._l01_2a = this._l12_2a, this._l12_2a = this._l23_2a; this._x0 = this._x1, this._x1 = this._x2, this._x2 = x; this._y0 = this._y1, this._y1 = this._y2, this._y2 = y; } }; const curveCatmullRom = function custom5(alpha) { function catmullRom(context) { return alpha ? new CatmullRom(context, alpha) : new Cardinal(context, 0); } catmullRom.alpha = function(alpha2) { return custom5(+alpha2); }; return catmullRom; }(0.5); function CatmullRomClosed(context, alpha) { this._context = context; this._alpha = alpha; } CatmullRomClosed.prototype = { areaStart: noop, areaEnd: noop, lineStart: function() { this._x0 = this._x1 = this._x2 = this._x3 = this._x4 = this._x5 = this._y0 = this._y1 = this._y2 = this._y3 = this._y4 = this._y5 = NaN; this._l01_a = this._l12_a = this._l23_a = this._l01_2a = this._l12_2a = this._l23_2a = this._point = 0; }, lineEnd: function() { switch (this._point) { case 1: { this._context.moveTo(this._x3, this._y3); this._context.closePath(); break; } case 2: { this._context.lineTo(this._x3, this._y3); this._context.closePath(); break; } case 3: { this.point(this._x3, this._y3); this.point(this._x4, this._y4); this.point(this._x5, this._y5); break; } } }, point: function(x, y) { x = +x, y = +y; if (this._point) { var x23 = this._x2 - x, y23 = this._y2 - y; this._l23_a = Math.sqrt(this._l23_2a = Math.pow(x23 * x23 + y23 * y23, this._alpha)); } switch (this._point) { case 0: this._point = 1; this._x3 = x, this._y3 = y; break; case 1: this._point = 2; this._context.moveTo(this._x4 = x, this._y4 = y); break; case 2: this._point = 3; this._x5 = x, this._y5 = y; break; default: point$1(this, x, y); break; } this._l01_a = this._l12_a, this._l12_a = this._l23_a; this._l01_2a = this._l12_2a, this._l12_2a = this._l23_2a; this._x0 = this._x1, this._x1 = this._x2, this._x2 = x; this._y0 = this._y1, this._y1 = this._y2, this._y2 = y; } }; const curveCatmullRomClosed = function custom6(alpha) { function catmullRom(context) { return alpha ? new CatmullRomClosed(context, alpha) : new CardinalClosed(context, 0); } catmullRom.alpha = function(alpha2) { return custom6(+alpha2); }; return catmullRom; }(0.5); function CatmullRomOpen(context, alpha) { this._context = context; this._alpha = alpha; } CatmullRomOpen.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._x0 = this._x1 = this._x2 = this._y0 = this._y1 = this._y2 = NaN; this._l01_a = this._l12_a = this._l23_a = this._l01_2a = this._l12_2a = this._l23_2a = this._point = 0; }, lineEnd: function() { if (this._line || this._line !== 0 && this._point === 3) this._context.closePath(); this._line = 1 - this._line; }, point: function(x, y) { x = +x, y = +y; if (this._point) { var x23 = this._x2 - x, y23 = this._y2 - y; this._l23_a = Math.sqrt(this._l23_2a = Math.pow(x23 * x23 + y23 * y23, this._alpha)); } switch (this._point) { case 0: this._point = 1; break; case 1: this._point = 2; break; case 2: this._point = 3; this._line ? this._context.lineTo(this._x2, this._y2) : this._context.moveTo(this._x2, this._y2); break; case 3: this._point = 4; default: point$1(this, x, y); break; } this._l01_a = this._l12_a, this._l12_a = this._l23_a; this._l01_2a = this._l12_2a, this._l12_2a = this._l23_2a; this._x0 = this._x1, this._x1 = this._x2, this._x2 = x; this._y0 = this._y1, this._y1 = this._y2, this._y2 = y; } }; const curveCatmullRomOpen = function custom7(alpha) { function catmullRom(context) { return alpha ? new CatmullRomOpen(context, alpha) : new CardinalOpen(context, 0); } catmullRom.alpha = function(alpha2) { return custom7(+alpha2); }; return catmullRom; }(0.5); function LinearClosed(context) { this._context = context; } LinearClosed.prototype = { areaStart: noop, areaEnd: noop, lineStart: function() { this._point = 0; }, lineEnd: function() { if (this._point) this._context.closePath(); }, point: function(x, y) { x = +x, y = +y; if (this._point) this._context.lineTo(x, y); else this._point = 1, this._context.moveTo(x, y); } }; function curveLinearClosed(context) { return new LinearClosed(context); } function sign(x) { return x < 0 ? -1 : 1; } function slope3(that, x2, y2) { var h0 = that._x1 - that._x0, h1 = x2 - that._x1, s0 = (that._y1 - that._y0) / (h0 || h1 < 0 && -0), s1 = (y2 - that._y1) / (h1 || h0 < 0 && -0), p = (s0 * h1 + s1 * h0) / (h0 + h1); return (sign(s0) + sign(s1)) * Math.min(Math.abs(s0), Math.abs(s1), 0.5 * Math.abs(p)) || 0; } function slope2(that, t) { var h = that._x1 - that._x0; return h ? (3 * (that._y1 - that._y0) / h - t) / 2 : t; } function point(that, t0, t1) { var x0 = that._x0, y0 = that._y0, x1 = that._x1, y1 = that._y1, dx = (x1 - x0) / 3; that._context.bezierCurveTo(x0 + dx, y0 + dx * t0, x1 - dx, y1 - dx * t1, x1, y1); } function MonotoneX(context) { this._context = context; } MonotoneX.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._x0 = this._x1 = this._y0 = this._y1 = this._t0 = NaN; this._point = 0; }, lineEnd: function() { switch (this._point) { case 2: this._context.lineTo(this._x1, this._y1); break; case 3: point(this, this._t0, slope2(this, this._t0)); break; } if (this._line || this._line !== 0 && this._point === 1) this._context.closePath(); this._line = 1 - this._line; }, point: function(x, y) { var t1 = NaN; x = +x, y = +y; if (x === this._x1 && y === this._y1) return; switch (this._point) { case 0: this._point = 1; this._line ? this._context.lineTo(x, y) : this._context.moveTo(x, y); break; case 1: this._point = 2; break; case 2: this._point = 3; point(this, slope2(this, t1 = slope3(this, x, y)), t1); break; default: point(this, this._t0, t1 = slope3(this, x, y)); break; } this._x0 = this._x1, this._x1 = x; this._y0 = this._y1, this._y1 = y; this._t0 = t1; } }; function MonotoneY(context) { this._context = new ReflectContext(context); } (MonotoneY.prototype = Object.create(MonotoneX.prototype)).point = function(x, y) { MonotoneX.prototype.point.call(this, y, x); }; function ReflectContext(context) { this._context = context; } ReflectContext.prototype = { moveTo: function(x, y) { this._context.moveTo(y, x); }, closePath: function() { this._context.closePath(); }, lineTo: function(x, y) { this._context.lineTo(y, x); }, bezierCurveTo: function(x1, y1, x2, y2, x, y) { this._context.bezierCurveTo(y1, x1, y2, x2, y, x); } }; function monotoneX(context) { return new MonotoneX(context); } function monotoneY(context) { return new MonotoneY(context); } function Natural(context) { this._context = context; } Natural.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._x = []; this._y = []; }, lineEnd: function() { var x = this._x, y = this._y, n = x.length; if (n) { this._line ? this._context.lineTo(x[0], y[0]) : this._context.moveTo(x[0], y[0]); if (n === 2) { this._context.lineTo(x[1], y[1]); } else { var px = controlPoints(x), py = controlPoints(y); for (var i0 = 0, i1 = 1; i1 < n; ++i0, ++i1) { this._context.bezierCurveTo(px[0][i0], py[0][i0], px[1][i0], py[1][i0], x[i1], y[i1]); } } } if (this._line || this._line !== 0 && n === 1) this._context.closePath(); this._line = 1 - this._line; this._x = this._y = null; }, point: function(x, y) { this._x.push(+x); this._y.push(+y); } }; function controlPoints(x) { var i, n = x.length - 1, m, a = new Array(n), b = new Array(n), r = new Array(n); a[0] = 0, b[0] = 2, r[0] = x[0] + 2 * x[1]; for (i = 1; i < n - 1; ++i) a[i] = 1, b[i] = 4, r[i] = 4 * x[i] + 2 * x[i + 1]; a[n - 1] = 2, b[n - 1] = 7, r[n - 1] = 8 * x[n - 1] + x[n]; for (i = 1; i < n; ++i) m = a[i] / b[i - 1], b[i] -= m, r[i] -= m * r[i - 1]; a[n - 1] = r[n - 1] / b[n - 1]; for (i = n - 2; i >= 0; --i) a[i] = (r[i] - a[i + 1]) / b[i]; b[n - 1] = (x[n] + a[n - 1]) / 2; for (i = 0; i < n - 1; ++i) b[i] = 2 * x[i + 1] - a[i + 1]; return [a, b]; } function curveNatural(context) { return new Natural(context); } function Step(context, t) { this._context = context; this._t = t; } Step.prototype = { areaStart: function() { this._line = 0; }, areaEnd: function() { this._line = NaN; }, lineStart: function() { this._x = this._y = NaN; this._point = 0; }, lineEnd: function() { if (0 < this._t && this._t < 1 && this._point === 2) this._context.lineTo(this._x, this._y); if (this._line || this._line !== 0 && this._point === 1) this._context.closePath(); if (this._line >= 0) this._t = 1 - this._t, this._line = 1 - this._line; }, point: function(x, y) { x = +x, y = +y; switch (this._point) { case 0: this._point = 1; this._line ? this._context.lineTo(x, y) : this._context.moveTo(x, y); break; case 1: this._point = 2; default: { if (this._t <= 0) { this._context.lineTo(this._x, y); this._context.lineTo(x, y); } else { var x1 = this._x * (1 - this._t) + x * this._t; this._context.lineTo(x1, this._y); this._context.lineTo(x1, y); } break; } } this._x = x, this._y = y; } }; function curveStep(context) { return new Step(context, 0.5); } function stepBefore(context) { return new Step(context, 0); } function stepAfter(context) { return new Step(context, 1); } /*! js-yaml 4.1.0 https://github.com/nodeca/js-yaml @license MIT */ function isNothing(subject) { return typeof subject === "undefined" || subject === null; } function isObject$1(subject) { return typeof subject === "object" && subject !== null; } function toArray(sequence) { if (Array.isArray(sequence)) return sequence; else if (isNothing(sequence)) return []; return [sequence]; } function extend(target, source) { var index, length, key, sourceKeys; if (source) { sourceKeys = Object.keys(source); for (index = 0, length = sourceKeys.length; index < length; index += 1) { key = sourceKeys[index]; target[key] = source[key]; } } return target; } function repeat(string, count) { var result = "", cycle; for (cycle = 0; cycle < count; cycle += 1) { result += string; } return result; } function isNegativeZero(number) { return number === 0 && Number.NEGATIVE_INFINITY === 1 / number; } var isNothing_1 = isNothing; var isObject_1 = isObject$1; var toArray_1 = toArray; var repeat_1 = repeat; var isNegativeZero_1 = isNegativeZero; var extend_1 = extend; var common = { isNothing: isNothing_1, isObject: isObject_1, toArray: toArray_1, repeat: repeat_1, isNegativeZero: isNegativeZero_1, extend: extend_1 }; function formatError(exception2, compact) { var where = "", message = exception2.reason || "(unknown reason)"; if (!exception2.mark) return message; if (exception2.mark.name) { where += 'in "' + exception2.mark.name + '" '; } where += "(" + (exception2.mark.line + 1) + ":" + (exception2.mark.column + 1) + ")"; if (!compact && exception2.mark.snippet) { where += "\n\n" + exception2.mark.snippet; } return message + " " + where; } function YAMLException$1(reason, mark) { Error.call(this); this.name = "YAMLException"; this.reason = reason; this.mark = mark; this.message = formatError(this, false); if (Error.captureStackTrace) { Error.captureStackTrace(this, this.constructor); } else { this.stack = new Error().stack || ""; } } YAMLException$1.prototype = Object.create(Error.prototype); YAMLException$1.prototype.constructor = YAMLException$1; YAMLException$1.prototype.toString = function toString(compact) { return this.name + ": " + formatError(this, compact); }; var exception = YAMLException$1; function getLine(buffer, lineStart, lineEnd, position, maxLineLength) { var head = ""; var tail = ""; var maxHalfLength = Math.floor(maxLineLength / 2) - 1; if (position - lineStart > maxHalfLength) { head = " ... "; lineStart = position - maxHalfLength + head.length; } if (lineEnd - position > maxHalfLength) { tail = " ..."; lineEnd = position + maxHalfLength - tail.length; } return { str: head + buffer.slice(lineStart, lineEnd).replace(/\t/g, "→") + tail, pos: position - lineStart + head.length // relative position }; } function padStart(string, max2) { return common.repeat(" ", max2 - string.length) + string; } function makeSnippet(mark, options) { options = Object.create(options || null); if (!mark.buffer) return null; if (!options.maxLength) options.maxLength = 79; if (typeof options.indent !== "number") options.indent = 1; if (typeof options.linesBefore !== "number") options.linesBefore = 3; if (typeof options.linesAfter !== "number") options.linesAfter = 2; var re = /\r?\n|\r|\0/g; var lineStarts = [0]; var lineEnds = []; var match; var foundLineNo = -1; while (match = re.exec(mark.buffer)) { lineEnds.push(match.index); lineStarts.push(match.index + match[0].length); if (mark.position <= match.index && foundLineNo < 0) { foundLineNo = lineStarts.length - 2; } } if (foundLineNo < 0) foundLineNo = lineStarts.length - 1; var result = "", i, line; var lineNoLength = Math.min(mark.line + options.linesAfter, lineEnds.length).toString().length; var maxLineLength = options.maxLength - (options.indent + lineNoLength + 3); for (i = 1; i <= options.linesBefore; i++) { if (foundLineNo - i < 0) break; line = getLine( mark.buffer, lineStarts[foundLineNo - i], lineEnds[foundLineNo - i], mark.position - (lineStarts[foundLineNo] - lineStarts[foundLineNo - i]), maxLineLength ); result = common.repeat(" ", options.indent) + padStart((mark.line - i + 1).toString(), lineNoLength) + " | " + line.str + "\n" + result; } line = getLine(mark.buffer, lineStarts[foundLineNo], lineEnds[foundLineNo], mark.position, maxLineLength); result += common.repeat(" ", options.indent) + padStart((mark.line + 1).toString(), lineNoLength) + " | " + line.str + "\n"; result += common.repeat("-", options.indent + lineNoLength + 3 + line.pos) + "^\n"; for (i = 1; i <= options.linesAfter; i++) { if (foundLineNo + i >= lineEnds.length) break; line = getLine( mark.buffer, lineStarts[foundLineNo + i], lineEnds[foundLineNo + i], mark.position - (lineStarts[foundLineNo] - lineStarts[foundLineNo + i]), maxLineLength ); result += common.repeat(" ", options.indent) + padStart((mark.line + i + 1).toString(), lineNoLength) + " | " + line.str + "\n"; } return result.replace(/\n$/, ""); } var snippet = makeSnippet; var TYPE_CONSTRUCTOR_OPTIONS = [ "kind", "multi", "resolve", "construct", "instanceOf", "predicate", "represent", "representName", "defaultStyle", "styleAliases" ]; var YAML_NODE_KINDS = [ "scalar", "sequence", "mapping" ]; function compileStyleAliases(map2) { var result = {}; if (map2 !== null) { Object.keys(map2).forEach(function(style) { map2[style].forEach(function(alias) { result[String(alias)] = style; }); }); } return result; } function Type$1(tag, options) { options = options || {}; Object.keys(options).forEach(function(name) { if (TYPE_CONSTRUCTOR_OPTIONS.indexOf(name) === -1) { throw new exception('Unknown option "' + name + '" is met in definition of "' + tag + '" YAML type.'); } }); this.options = options; this.tag = tag; this.kind = options["kind"] || null; this.resolve = options["resolve"] || function() { return true; }; this.construct = options["construct"] || function(data) { return data; }; this.instanceOf = options["instanceOf"] || null; this.predicate = options["predicate"] || null; this.represent = options["represent"] || null; this.representName = options["representName"] || null; this.defaultStyle = options["defaultStyle"] || null; this.multi = options["multi"] || false; this.styleAliases = compileStyleAliases(options["styleAliases"] || null); if (YAML_NODE_KINDS.indexOf(this.kind) === -1) { throw new exception('Unknown kind "' + this.kind + '" is specified for "' + tag + '" YAML type.'); } } var type = Type$1; function compileList(schema2, name) { var result = []; schema2[name].forEach(function(currentType) { var newIndex = result.length; result.forEach(function(previousType, previousIndex) { if (previousType.tag === currentType.tag && previousType.kind === currentType.kind && previousType.multi === currentType.multi) { newIndex = previousIndex; } }); result[newIndex] = currentType; }); return result; } function compileMap() { var result = { scalar: {}, sequence: {}, mapping: {}, fallback: {}, multi: { scalar: [], sequence: [], mapping: [], fallback: [] } }, index, length; function collectType(type2) { if (type2.multi) { result.multi[type2.kind].push(type2); result.multi["fallback"].push(type2); } else { result[type2.kind][type2.tag] = result["fallback"][type2.tag] = type2; } } for (index = 0, length = arguments.length; index < length; index += 1) { arguments[index].forEach(collectType); } return result; } function Schema$1(definition) { return this.extend(definition); } Schema$1.prototype.extend = function extend2(definition) { var implicit = []; var explicit = []; if (definition instanceof type) { explicit.push(definition); } else if (Array.isArray(definition)) { explicit = explicit.concat(definition); } else if (definition && (Array.isArray(definition.implicit) || Array.isArray(definition.explicit))) { if (definition.implicit) implicit = implicit.concat(definition.implicit); if (definition.explicit) explicit = explicit.concat(definition.explicit); } else { throw new exception("Schema.extend argument should be a Type, [ Type ], or a schema definition ({ implicit: [...], explicit: [...] })"); } implicit.forEach(function(type$1) { if (!(type$1 instanceof type)) { throw new exception("Specified list of YAML types (or a single Type object) contains a non-Type object."); } if (type$1.loadKind && type$1.loadKind !== "scalar") { throw new exception("There is a non-scalar type in the implicit list of a schema. Implicit resolving of such types is not supported."); } if (type$1.multi) { throw new exception("There is a multi type in the implicit list of a schema. Multi tags can only be listed as explicit."); } }); explicit.forEach(function(type$1) { if (!(type$1 instanceof type)) { throw new exception("Specified list of YAML types (or a single Type object) contains a non-Type object."); } }); var result = Object.create(Schema$1.prototype); result.implicit = (this.implicit || []).concat(implicit); result.explicit = (this.explicit || []).concat(explicit); result.compiledImplicit = compileList(result, "implicit"); result.compiledExplicit = compileList(result, "explicit"); result.compiledTypeMap = compileMap(result.compiledImplicit, result.compiledExplicit); return result; }; var schema = Schema$1; var str = new type("tag:yaml.org,2002:str", { kind: "scalar", construct: function(data) { return data !== null ? data : ""; } }); var seq = new type("tag:yaml.org,2002:seq", { kind: "sequence", construct: function(data) { return data !== null ? data : []; } }); var map = new type("tag:yaml.org,2002:map", { kind: "mapping", construct: function(data) { return data !== null ? data : {}; } }); var failsafe = new schema({ explicit: [ str, seq, map ] }); function resolveYamlNull(data) { if (data === null) return true; var max2 = data.length; return max2 === 1 && data === "~" || max2 === 4 && (data === "null" || data === "Null" || data === "NULL"); } function constructYamlNull() { return null; } function isNull(object) { return object === null; } var _null = new type("tag:yaml.org,2002:null", { kind: "scalar", resolve: resolveYamlNull, construct: constructYamlNull, predicate: isNull, represent: { canonical: function() { return "~"; }, lowercase: function() { return "null"; }, uppercase: function() { return "NULL"; }, camelcase: function() { return "Null"; }, empty: function() { return ""; } }, defaultStyle: "lowercase" }); function resolveYamlBoolean(data) { if (data === null) return false; var max2 = data.length; return max2 === 4 && (data === "true" || data === "True" || data === "TRUE") || max2 === 5 && (data === "false" || data === "False" || data === "FALSE"); } function constructYamlBoolean(data) { return data === "true" || data === "True" || data === "TRUE"; } function isBoolean(object) { return Object.prototype.toString.call(object) === "[object Boolean]"; } var bool = new type("tag:yaml.org,2002:bool", { kind: "scalar", resolve: resolveYamlBoolean, construct: constructYamlBoolean, predicate: isBoolean, represent: { lowercase: function(object) { return object ? "true" : "false"; }, uppercase: function(object) { return object ? "TRUE" : "FALSE"; }, camelcase: function(object) { return object ? "True" : "False"; } }, defaultStyle: "lowercase" }); function isHexCode(c) { return 48 <= c && c <= 57 || 65 <= c && c <= 70 || 97 <= c && c <= 102; } function isOctCode(c) { return 48 <= c && c <= 55; } function isDecCode(c) { return 48 <= c && c <= 57; } function resolveYamlInteger(data) { if (data === null) return false; var max2 = data.length, index = 0, hasDigits = false, ch; if (!max2) return false; ch = data[index]; if (ch === "-" || ch === "+") { ch = data[++index]; } if (ch === "0") { if (index + 1 === max2) return true; ch = data[++index]; if (ch === "b") { index++; for (; index < max2; index++) { ch = data[index]; if (ch === "_") continue; if (ch !== "0" && ch !== "1") return false; hasDigits = true; } return hasDigits && ch !== "_"; } if (ch === "x") { index++; for (; index < max2; index++) { ch = data[index]; if (ch === "_") continue; if (!isHexCode(data.charCodeAt(index))) return false; hasDigits = true; } return hasDigits && ch !== "_"; } if (ch === "o") { index++; for (; index < max2; index++) { ch = data[index]; if (ch === "_") continue; if (!isOctCode(data.charCodeAt(index))) return false; hasDigits = true; } return hasDigits && ch !== "_"; } } if (ch === "_") return false; for (; index < max2; index++) { ch = data[index]; if (ch === "_") continue; if (!isDecCode(data.charCodeAt(index))) { return false; } hasDigits = true; } if (!hasDigits || ch === "_") return false; return true; } function constructYamlInteger(data) { var value = data, sign2 = 1, ch; if (value.indexOf("_") !== -1) { value = value.replace(/_/g, ""); } ch = value[0]; if (ch === "-" || ch === "+") { if (ch === "-") sign2 = -1; value = value.slice(1); ch = value[0]; } if (value === "0") return 0; if (ch === "0") { if (value[1] === "b") return sign2 * parseInt(value.slice(2), 2); if (value[1] === "x") return sign2 * parseInt(value.slice(2), 16); if (value[1] === "o") return sign2 * parseInt(value.slice(2), 8); } return sign2 * parseInt(value, 10); } function isInteger(object) { return Object.prototype.toString.call(object) === "[object Number]" && (object % 1 === 0 && !common.isNegativeZero(object)); } var int = new type("tag:yaml.org,2002:int", { kind: "scalar", resolve: resolveYamlInteger, construct: constructYamlInteger, predicate: isInteger, represent: { binary: function(obj) { return obj >= 0 ? "0b" + obj.toString(2) : "-0b" + obj.toString(2).slice(1); }, octal: function(obj) { return obj >= 0 ? "0o" + obj.toString(8) : "-0o" + obj.toString(8).slice(1); }, decimal: function(obj) { return obj.toString(10); }, /* eslint-disable max-len */ hexadecimal: function(obj) { return obj >= 0 ? "0x" + obj.toString(16).toUpperCase() : "-0x" + obj.toString(16).toUpperCase().slice(1); } }, defaultStyle: "decimal", styleAliases: { binary: [2, "bin"], octal: [8, "oct"], decimal: [10, "dec"], hexadecimal: [16, "hex"] } }); var YAML_FLOAT_PATTERN = new RegExp( // 2.5e4, 2.5 and integers "^(?:[-+]?(?:[0-9][0-9_]*)(?:\\.[0-9_]*)?(?:[eE][-+]?[0-9]+)?|\\.[0-9_]+(?:[eE][-+]?[0-9]+)?|[-+]?\\.(?:inf|Inf|INF)|\\.(?:nan|NaN|NAN))$" ); function resolveYamlFloat(data) { if (data === null) return false; if (!YAML_FLOAT_PATTERN.test(data) || // Quick hack to not allow integers end with `_` // Probably should update regexp & check speed data[data.length - 1] === "_") { return false; } return true; } function constructYamlFloat(data) { var value, sign2; value = data.replace(/_/g, "").toLowerCase(); sign2 = value[0] === "-" ? -1 : 1; if ("+-".indexOf(value[0]) >= 0) { value = value.slice(1); } if (value === ".inf") { return sign2 === 1 ? Number.POSITIVE_INFINITY : Number.NEGATIVE_INFINITY; } else if (value === ".nan") { return NaN; } return sign2 * parseFloat(value, 10); } var SCIENTIFIC_WITHOUT_DOT = /^[-+]?[0-9]+e/; function representYamlFloat(object, style) { var res; if (isNaN(object)) { switch (style) { case "lowercase": return ".nan"; case "uppercase": return ".NAN"; case "camelcase": return ".NaN"; } } else if (Number.POSITIVE_INFINITY === object) { switch (style) { case "lowercase": return ".inf"; case "uppercase": return ".INF"; case "camelcase": return ".Inf"; } } else if (Number.NEGATIVE_INFINITY === object) { switch (style) { case "lowercase": return "-.inf"; case "uppercase": return "-.INF"; case "camelcase": return "-.Inf"; } } else if (common.isNegativeZero(object)) { return "-0.0"; } res = object.toString(10); return SCIENTIFIC_WITHOUT_DOT.test(res) ? res.replace("e", ".e") : res; } function isFloat(object) { return Object.prototype.toString.call(object) === "[object Number]" && (object % 1 !== 0 || common.isNegativeZero(object)); } var float = new type("tag:yaml.org,2002:float", { kind: "scalar", resolve: resolveYamlFloat, construct: constructYamlFloat, predicate: isFloat, represent: representYamlFloat, defaultStyle: "lowercase" }); var json = failsafe.extend({ implicit: [ _null, bool, int, float ] }); var core = json; var YAML_DATE_REGEXP = new RegExp( "^([0-9][0-9][0-9][0-9])-([0-9][0-9])-([0-9][0-9])$" ); var YAML_TIMESTAMP_REGEXP = new RegExp( "^([0-9][0-9][0-9][0-9])-([0-9][0-9]?)-([0-9][0-9]?)(?:[Tt]|[ \\t]+)([0-9][0-9]?):([0-9][0-9]):([0-9][0-9])(?:\\.([0-9]*))?(?:[ \\t]*(Z|([-+])([0-9][0-9]?)(?::([0-9][0-9]))?))?$" ); function resolveYamlTimestamp(data) { if (data === null) return false; if (YAML_DATE_REGEXP.exec(data) !== null) return true; if (YAML_TIMESTAMP_REGEXP.exec(data) !== null) return true; return false; } function constructYamlTimestamp(data) { var match, year, month, day, hour, minute, second, fraction = 0, delta = null, tz_hour, tz_minute, date; match = YAML_DATE_REGEXP.exec(data); if (match === null) match = YAML_TIMESTAMP_REGEXP.exec(data); if (match === null) throw new Error("Date resolve error"); year = +match[1]; month = +match[2] - 1; day = +match[3]; if (!match[4]) { return new Date(Date.UTC(year, month, day)); } hour = +match[4]; minute = +match[5]; second = +match[6]; if (match[7]) { fraction = match[7].slice(0, 3); while (fraction.length < 3) { fraction += "0"; } fraction = +fraction; } if (match[9]) { tz_hour = +match[10]; tz_minute = +(match[11] || 0); delta = (tz_hour * 60 + tz_minute) * 6e4; if (match[9] === "-") delta = -delta; } date = new Date(Date.UTC(year, month, day, hour, minute, second, fraction)); if (delta) date.setTime(date.getTime() - delta); return date; } function representYamlTimestamp(object) { return object.toISOString(); } var timestamp = new type("tag:yaml.org,2002:timestamp", { kind: "scalar", resolve: resolveYamlTimestamp, construct: constructYamlTimestamp, instanceOf: Date, represent: representYamlTimestamp }); function resolveYamlMerge(data) { return data === "<<" || data === null; } var merge = new type("tag:yaml.org,2002:merge", { kind: "scalar", resolve: resolveYamlMerge }); var BASE64_MAP = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\n\r"; function resolveYamlBinary(data) { if (data === null) return false; var code, idx, bitlen = 0, max2 = data.length, map2 = BASE64_MAP; for (idx = 0; idx < max2; idx++) { code = map2.indexOf(data.charAt(idx)); if (code > 64) continue; if (code < 0) return false; bitlen += 6; } return bitlen % 8 === 0; } function constructYamlBinary(data) { var idx, tailbits, input = data.replace(/[\r\n=]/g, ""), max2 = input.length, map2 = BASE64_MAP, bits = 0, result = []; for (idx = 0; idx < max2; idx++) { if (idx % 4 === 0 && idx) { result.push(bits >> 16 & 255); result.push(bits >> 8 & 255); result.push(bits & 255); } bits = bits << 6 | map2.indexOf(input.charAt(idx)); } tailbits = max2 % 4 * 6; if (tailbits === 0) { result.push(bits >> 16 & 255); result.push(bits >> 8 & 255); result.push(bits & 255); } else if (tailbits === 18) { result.push(bits >> 10 & 255); result.push(bits >> 2 & 255); } else if (tailbits === 12) { result.push(bits >> 4 & 255); } return new Uint8Array(result); } function representYamlBinary(object) { var result = "", bits = 0, idx, tail, max2 = object.length, map2 = BASE64_MAP; for (idx = 0; idx < max2; idx++) { if (idx % 3 === 0 && idx) { result += map2[bits >> 18 & 63]; result += map2[bits >> 12 & 63]; result += map2[bits >> 6 & 63]; result += map2[bits & 63]; } bits = (bits << 8) + object[idx]; } tail = max2 % 3; if (tail === 0) { result += map2[bits >> 18 & 63]; result += map2[bits >> 12 & 63]; result += map2[bits >> 6 & 63]; result += map2[bits & 63]; } else if (tail === 2) { result += map2[bits >> 10 & 63]; result += map2[bits >> 4 & 63]; result += map2[bits << 2 & 63]; result += map2[64]; } else if (tail === 1) { result += map2[bits >> 2 & 63]; result += map2[bits << 4 & 63]; result += map2[64]; result += map2[64]; } return result; } function isBinary(obj) { return Object.prototype.toString.call(obj) === "[object Uint8Array]"; } var binary = new type("tag:yaml.org,2002:binary", { kind: "scalar", resolve: resolveYamlBinary, construct: constructYamlBinary, predicate: isBinary, represent: representYamlBinary }); var _hasOwnProperty$3 = Object.prototype.hasOwnProperty; var _toString$2 = Object.prototype.toString; function resolveYamlOmap(data) { if (data === null) return true; var objectKeys = [], index, length, pair, pairKey, pairHasKey, object = data; for (index = 0, length = object.length; index < length; index += 1) { pair = object[index]; pairHasKey = false; if (_toString$2.call(pair) !== "[object Object]") return false; for (pairKey in pair) { if (_hasOwnProperty$3.call(pair, pairKey)) { if (!pairHasKey) pairHasKey = true; else return false; } } if (!pairHasKey) return false; if (objectKeys.indexOf(pairKey) === -1) objectKeys.push(pairKey); else return false; } return true; } function constructYamlOmap(data) { return data !== null ? data : []; } var omap = new type("tag:yaml.org,2002:omap", { kind: "sequence", resolve: resolveYamlOmap, construct: constructYamlOmap }); var _toString$1 = Object.prototype.toString; function resolveYamlPairs(data) { if (data === null) return true; var index, length, pair, keys, result, object = data; result = new Array(object.length); for (index = 0, length = object.length; index < length; index += 1) { pair = object[index]; if (_toString$1.call(pair) !== "[object Object]") return false; keys = Object.keys(pair); if (keys.length !== 1) return false; result[index] = [keys[0], pair[keys[0]]]; } return true; } function constructYamlPairs(data) { if (data === null) return []; var index, length, pair, keys, result, object = data; result = new Array(