Markdown parser, done right. 100% CommonMark support, extensions, syntax plugins & high speed https://markdown-it.github.io/
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// stmd.js - CommomMark in javascript
// Copyright (C) 2014 John MacFarlane
// License: BSD3.
// Basic usage:
//
// var stmd = require('stmd');
// var parser = new stmd.DocParser();
// var renderer = new stmd.HtmlRenderer();
// console.log(renderer.render(parser.parse('Hello *world*')));
(function(exports) {
var entities = { AAacute: 'Á',
aacute: 'á',
Abreve: 'Ă',
abreve: 'ă',
ac: '∾',
acd: '∿',
acE: '∾',
Acirc: 'Â',
acirc: 'â',
acute: '´',
Acy: 'А',
acy: 'а',
AElig: 'Æ',
aelig: 'æ',
af: '⁡',
Afr: '𝔄',
afr: '𝔞',
Agrave: 'À',
agrave: 'à',
alefsym: 'ℵ',
aleph: 'ℵ',
Alpha: 'Α',
alpha: 'α',
Amacr: 'Ā',
amacr: 'ā',
amalg: '⨿',
amp: '&',
AMP: '&',
andand: '⩕',
And: '⩓',
and: '∧',
andd: '⩜',
andslope: '⩘',
andv: '⩚',
ang: '∠',
ange: '⦤',
angle: '∠',
angmsdaa: '⦨',
angmsdab: '⦩',
angmsdac: '⦪',
angmsdad: '⦫',
angmsdae: '⦬',
angmsdaf: '⦭',
angmsdag: '⦮',
angmsdah: '⦯',
angmsd: '∡',
angrt: '∟',
angrtvb: '⊾',
angrtvbd: '⦝',
angsph: '∢',
angst: 'Å',
angzarr: '⍼',
Aogon: 'Ą',
aogon: 'ą',
Aopf: '𝔸',
aopf: '𝕒',
apacir: '⩯',
ap: '≈',
apE: '⩰',
ape: '≊',
apid: '≋',
apos: '\'',
ApplyFunction: '⁡',
approx: '≈',
approxeq: '≊',
Aring: 'Å',
aring: 'å',
Ascr: '𝒜',
ascr: '𝒶',
Assign: '≔',
ast: '*',
asymp: '≈',
asympeq: '≍',
Atilde: 'Ã',
atilde: 'ã',
Auml: 'Ä',
auml: 'ä',
awconint: '∳',
awint: '⨑',
backcong: '≌',
backepsilon: '϶',
backprime: '‵',
backsim: '∽',
backsimeq: '⋍',
Backslash: '∖',
Barv: '⫧',
barvee: '⊽',
barwed: '⌅',
Barwed: '⌆',
barwedge: '⌅',
bbrk: '⎵',
bbrktbrk: '⎶',
bcong: '≌',
Bcy: 'Б',
bcy: 'б',
bdquo: '„',
becaus: '∵',
because: '∵',
Because: '∵',
bemptyv: '⦰',
bepsi: '϶',
bernou: 'ℬ',
Bernoullis: 'ℬ',
Beta: 'Β',
beta: 'β',
beth: 'ℶ',
between: '≬',
Bfr: '𝔅',
bfr: '𝔟',
bigcap: '⋂',
bigcirc: '◯',
bigcup: '⋃',
bigodot: '⨀',
bigoplus: '⨁',
bigotimes: '⨂',
bigsqcup: '⨆',
bigstar: '★',
bigtriangledown: '▽',
bigtriangleup: '△',
biguplus: '⨄',
bigvee: '⋁',
bigwedge: '⋀',
bkarow: '⤍',
blacklozenge: '⧫',
blacksquare: '▪',
blacktriangle: '▴',
blacktriangledown: '▾',
blacktriangleleft: '◂',
blacktriangleright: '▸',
blank: '␣',
blk12: '▒',
blk14: '░',
blk34: '▓',
block: '█',
bne: '=',
bnequiv: '≡',
bNot: '⫭',
bnot: '⌐',
Bopf: '𝔹',
bopf: '𝕓',
bot: '⊥',
bottom: '⊥',
bowtie: '⋈',
boxbox: '⧉',
boxdl: '┐',
boxdL: '╕',
boxDl: '╖',
boxDL: '╗',
boxdr: '┌',
boxdR: '╒',
boxDr: '╓',
boxDR: '╔',
boxh: '─',
boxH: '═',
boxhd: '┬',
boxHd: '╤',
boxhD: '╥',
boxHD: '╦',
boxhu: '┴',
boxHu: '╧',
boxhU: '╨',
boxHU: '╩',
boxminus: '⊟',
boxplus: '⊞',
boxtimes: '⊠',
boxul: '┘',
boxuL: '╛',
boxUl: '╜',
boxUL: '╝',
boxur: '└',
boxuR: '╘',
boxUr: '╙',
boxUR: '╚',
boxv: '│',
boxV: '║',
boxvh: '┼',
boxvH: '╪',
boxVh: '╫',
boxVH: '╬',
boxvl: '┤',
boxvL: '╡',
boxVl: '╢',
boxVL: '╣',
boxvr: '├',
boxvR: '╞',
boxVr: '╟',
boxVR: '╠',
bprime: '‵',
breve: '˘',
Breve: '˘',
brvbar: '¦',
bscr: '𝒷',
Bscr: 'ℬ',
bsemi: '⁏',
bsim: '∽',
bsime: '⋍',
bsolb: '⧅',
bsol: '\\',
bsolhsub: '⟈',
bull: '•',
bullet: '•',
bump: '≎',
bumpE: '⪮',
bumpe: '≏',
Bumpeq: '≎',
bumpeq: '≏',
Cacute: 'Ć',
cacute: 'ć',
capand: '⩄',
capbrcup: '⩉',
capcap: '⩋',
cap: '∩',
Cap: '⋒',
capcup: '⩇',
capdot: '⩀',
CapitalDifferentialD: 'ⅅ',
caps: '∩',
caret: '⁁',
caron: 'ˇ',
Cayleys: 'ℭ',
ccaps: '⩍',
Ccaron: 'Č',
ccaron: 'č',
Ccedil: 'Ç',
ccedil: 'ç',
Ccirc: 'Ĉ',
ccirc: 'ĉ',
Cconint: '∰',
ccups: '⩌',
ccupssm: '⩐',
Cdot: 'Ċ',
cdot: 'ċ',
cedil: '¸',
Cedilla: '¸',
cemptyv: '⦲',
cent: '¢',
centerdot: '·',
CenterDot: '·',
cfr: '𝔠',
Cfr: 'ℭ',
CHcy: 'Ч',
chcy: 'ч',
check: '✓',
checkmark: '✓',
Chi: 'Χ',
chi: 'χ',
circ: 'ˆ',
circeq: '≗',
circlearrowleft: '↺',
circlearrowright: '↻',
circledast: '⊛',
circledcirc: '⊚',
circleddash: '⊝',
CircleDot: '⊙',
circledR: '®',
circledS: 'Ⓢ',
CircleMinus: '⊖',
CirclePlus: '⊕',
CircleTimes: '⊗',
cir: '○',
cirE: '⧃',
cire: '≗',
cirfnint: '⨐',
cirmid: '⫯',
cirscir: '⧂',
ClockwiseContourIntegral: '∲',
CloseCurlyDoubleQuote: '”',
CloseCurlyQuote: '’',
clubs: '♣',
clubsuit: '♣',
colon: ':',
Colon: '∷',
Colone: '⩴',
colone: '≔',
coloneq: '≔',
comma: ',',
commat: '@',
comp: '∁',
compfn: '∘',
complement: '∁',
complexes: 'ℂ',
cong: '≅',
congdot: '⩭',
Congruent: '≡',
conint: '∮',
Conint: '∯',
ContourIntegral: '∮',
copf: '𝕔',
Copf: 'ℂ',
coprod: '∐',
Coproduct: '∐',
copy: '©',
COPY: '©',
copysr: '℗',
CounterClockwiseContourIntegral: '∳',
crarr: '↵',
cross: '✗',
Cross: '⨯',
Cscr: '𝒞',
cscr: '𝒸',
csub: '⫏',
csube: '⫑',
csup: '⫐',
csupe: '⫒',
ctdot: '⋯',
cudarrl: '⤸',
cudarrr: '⤵',
cuepr: '⋞',
cuesc: '⋟',
cularr: '↶',
cularrp: '⤽',
cupbrcap: '⩈',
cupcap: '⩆',
CupCap: '≍',
cup: '∪',
Cup: '⋓',
cupcup: '⩊',
cupdot: '⊍',
cupor: '⩅',
cups: '∪',
curarr: '↷',
curarrm: '⤼',
curlyeqprec: '⋞',
curlyeqsucc: '⋟',
curlyvee: '⋎',
curlywedge: '⋏',
curren: '¤',
curvearrowleft: '↶',
curvearrowright: '↷',
cuvee: '⋎',
cuwed: '⋏',
cwconint: '∲',
cwint: '∱',
cylcty: '⌭',
dagger: '†',
Dagger: '‡',
daleth: 'ℸ',
darr: '↓',
Darr: '↡',
dArr: '⇓',
dash: '‐',
Dashv: '⫤',
dashv: '⊣',
dbkarow: '⤏',
dblac: '˝',
Dcaron: 'Ď',
dcaron: 'ď',
Dcy: 'Д',
dcy: 'д',
ddagger: '‡',
ddarr: '⇊',
DD: 'ⅅ',
dd: 'ⅆ',
DDotrahd: '⤑',
ddotseq: '⩷',
deg: '°',
Del: '∇',
Delta: 'Δ',
delta: 'δ',
demptyv: '⦱',
dfisht: '⥿',
Dfr: '𝔇',
dfr: '𝔡',
dHar: '⥥',
dharl: '⇃',
dharr: '⇂',
DiacriticalAcute: '´',
DiacriticalDot: '˙',
DiacriticalDoubleAcute: '˝',
DiacriticalGrave: '`',
DiacriticalTilde: '˜',
diam: '⋄',
diamond: '⋄',
Diamond: '⋄',
diamondsuit: '♦',
diams: '♦',
die: '¨',
DifferentialD: 'ⅆ',
digamma: 'ϝ',
disin: '⋲',
div: '÷',
divide: '÷',
divideontimes: '⋇',
divonx: '⋇',
DJcy: 'Ђ',
djcy: 'ђ',
dlcorn: '⌞',
dlcrop: '⌍',
dollar: '$',
Dopf: '𝔻',
dopf: '𝕕',
Dot: '¨',
dot: '˙',
DotDot: '⃜',
doteq: '≐',
doteqdot: '≑',
DotEqual: '≐',
dotminus: '∸',
dotplus: '∔',
dotsquare: '⊡',
doublebarwedge: '⌆',
DoubleContourIntegral: '∯',
DoubleDot: '¨',
DoubleDownArrow: '⇓',
DoubleLeftArrow: '⇐',
DoubleLeftRightArrow: '⇔',
DoubleLeftTee: '⫤',
DoubleLongLeftArrow: '⟸',
DoubleLongLeftRightArrow: '⟺',
DoubleLongRightArrow: '⟹',
DoubleRightArrow: '⇒',
DoubleRightTee: '⊨',
DoubleUpArrow: '⇑',
DoubleUpDownArrow: '⇕',
DoubleVerticalBar: '∥',
DownArrowBar: '⤓',
downarrow: '↓',
DownArrow: '↓',
Downarrow: '⇓',
DownArrowUpArrow: '⇵',
DownBreve: '̑',
downdownarrows: '⇊',
downharpoonleft: '⇃',
downharpoonright: '⇂',
DownLeftRightVector: '⥐',
DownLeftTeeVector: '⥞',
DownLeftVectorBar: '⥖',
DownLeftVector: '↽',
DownRightTeeVector: '⥟',
DownRightVectorBar: '⥗',
DownRightVector: '⇁',
DownTeeArrow: '↧',
DownTee: '⊤',
drbkarow: '⤐',
drcorn: '⌟',
drcrop: '⌌',
Dscr: '𝒟',
dscr: '𝒹',
DScy: 'Ѕ',
dscy: 'ѕ',
dsol: '⧶',
Dstrok: 'Đ',
dstrok: 'đ',
dtdot: '⋱',
dtri: '▿',
dtrif: '▾',
duarr: '⇵',
duhar: '⥯',
dwangle: '⦦',
DZcy: 'Џ',
dzcy: 'џ',
dzigrarr: '⟿',
Eacute: 'É',
eacute: 'é',
easter: '⩮',
Ecaron: 'Ě',
ecaron: 'ě',
Ecirc: 'Ê',
ecirc: 'ê',
ecir: '≖',
ecolon: '≕',
Ecy: 'Э',
ecy: 'э',
eDDot: '⩷',
Edot: 'Ė',
edot: 'ė',
eDot: '≑',
ee: 'ⅇ',
efDot: '≒',
Efr: '𝔈',
efr: '𝔢',
eg: '⪚',
Egrave: 'È',
egrave: 'è',
egs: '⪖',
egsdot: '⪘',
el: '⪙',
Element: '∈',
elinters: '⏧',
ell: 'ℓ',
els: '⪕',
elsdot: '⪗',
Emacr: 'Ē',
emacr: 'ē',
empty: '∅',
emptyset: '∅',
EmptySmallSquare: '◻',
emptyv: '∅',
EmptyVerySmallSquare: '▫',
emsp13: ' ',
emsp14: ' ',
emsp: ' ',
ENG: 'Ŋ',
eng: 'ŋ',
ensp: ' ',
Eogon: 'Ę',
eogon: 'ę',
Eopf: '𝔼',
eopf: '𝕖',
epar: '⋕',
eparsl: '⧣',
eplus: '⩱',
epsi: 'ε',
Epsilon: 'Ε',
epsilon: 'ε',
epsiv: 'ϵ',
eqcirc: '≖',
eqcolon: '≕',
eqsim: '≂',
eqslantgtr: '⪖',
eqslantless: '⪕',
Equal: '⩵',
equals: '=',
EqualTilde: '≂',
equest: '≟',
Equilibrium: '⇌',
equiv: '≡',
equivDD: '⩸',
eqvparsl: '⧥',
erarr: '⥱',
erDot: '≓',
escr: 'ℯ',
Escr: 'ℰ',
esdot: '≐',
Esim: '⩳',
esim: '≂',
Eta: 'Η',
eta: 'η',
ETH: 'Ð',
eth: 'ð',
Euml: 'Ë',
euml: 'ë',
euro: '€',
excl: '!',
exist: '∃',
Exists: '∃',
expectation: 'ℰ',
exponentiale: 'ⅇ',
ExponentialE: 'ⅇ',
fallingdotseq: '≒',
Fcy: 'Ф',
fcy: 'ф',
female: '♀',
ffilig: 'ffi',
fflig: 'ff',
ffllig: 'ffl',
Ffr: '𝔉',
ffr: '𝔣',
filig: 'fi',
FilledSmallSquare: '◼',
FilledVerySmallSquare: '▪',
fjlig: 'f',
flat: '♭',
fllig: 'fl',
fltns: '▱',
fnof: 'ƒ',
Fopf: '𝔽',
fopf: '𝕗',
forall: '∀',
ForAll: '∀',
fork: '⋔',
forkv: '⫙',
Fouriertrf: 'ℱ',
fpartint: '⨍',
frac12: '½',
frac13: '⅓',
frac14: '¼',
frac15: '⅕',
frac16: '⅙',
frac18: '⅛',
frac23: '⅔',
frac25: '⅖',
frac34: '¾',
frac35: '⅗',
frac38: '⅜',
frac45: '⅘',
frac56: '⅚',
frac58: '⅝',
frac78: '⅞',
frasl: '⁄',
frown: '⌢',
fscr: '𝒻',
Fscr: 'ℱ',
gacute: 'ǵ',
Gamma: 'Γ',
gamma: 'γ',
Gammad: 'Ϝ',
gammad: 'ϝ',
gap: '⪆',
Gbreve: 'Ğ',
gbreve: 'ğ',
Gcedil: 'Ģ',
Gcirc: 'Ĝ',
gcirc: 'ĝ',
Gcy: 'Г',
gcy: 'г',
Gdot: 'Ġ',
gdot: 'ġ',
ge: '≥',
gE: '≧',
gEl: '⪌',
gel: '⋛',
geq: '≥',
geqq: '≧',
geqslant: '⩾',
gescc: '⪩',
ges: '⩾',
gesdot: '⪀',
gesdoto: '⪂',
gesdotol: '⪄',
gesl: '⋛',
gesles: '⪔',
Gfr: '𝔊',
gfr: '𝔤',
gg: '≫',
Gg: '⋙',
ggg: '⋙',
gimel: 'ℷ',
GJcy: 'Ѓ',
gjcy: 'ѓ',
gla: '⪥',
gl: '≷',
glE: '⪒',
glj: '⪤',
gnap: '⪊',
gnapprox: '⪊',
gne: '⪈',
gnE: '≩',
gneq: '⪈',
gneqq: '≩',
gnsim: '⋧',
Gopf: '𝔾',
gopf: '𝕘',
grave: '`',
GreaterEqual: '≥',
GreaterEqualLess: '⋛',
GreaterFullEqual: '≧',
GreaterGreater: '⪢',
GreaterLess: '≷',
GreaterSlantEqual: '⩾',
GreaterTilde: '≳',
Gscr: '𝒢',
gscr: 'ℊ',
gsim: '≳',
gsime: '⪎',
gsiml: '⪐',
gtcc: '⪧',
gtcir: '⩺',
gt: '>',
GT: '>',
Gt: '≫',
gtdot: '⋗',
gtlPar: '⦕',
gtquest: '⩼',
gtrapprox: '⪆',
gtrarr: '⥸',
gtrdot: '⋗',
gtreqless: '⋛',
gtreqqless: '⪌',
gtrless: '≷',
gtrsim: '≳',
gvertneqq: '≩',
gvnE: '≩',
Hacek: 'ˇ',
hairsp: ' ',
half: '½',
hamilt: 'ℋ',
HARDcy: 'Ъ',
hardcy: 'ъ',
harrcir: '⥈',
harr: '↔',
hArr: '⇔',
harrw: '↭',
Hat: '^',
hbar: 'ℏ',
Hcirc: 'Ĥ',
hcirc: 'ĥ',
hearts: '♥',
heartsuit: '♥',
hellip: '…',
hercon: '⊹',
hfr: '𝔥',
Hfr: 'ℌ',
HilbertSpace: 'ℋ',
hksearow: '⤥',
hkswarow: '⤦',
hoarr: '⇿',
homtht: '∻',
hookleftarrow: '↩',
hookrightarrow: '↪',
hopf: '𝕙',
Hopf: 'ℍ',
horbar: '―',
HorizontalLine: '─',
hscr: '𝒽',
Hscr: 'ℋ',
hslash: 'ℏ',
Hstrok: 'Ħ',
hstrok: 'ħ',
HumpDownHump: '≎',
HumpEqual: '≏',
hybull: '⁃',
hyphen: '‐',
Iacute: 'Í',
iacute: 'í',
ic: '⁣',
Icirc: 'Î',
icirc: 'î',
Icy: 'И',
icy: 'и',
Idot: 'İ',
IEcy: 'Е',
iecy: 'е',
iexcl: '¡',
iff: '⇔',
ifr: '𝔦',
Ifr: 'ℑ',
Igrave: 'Ì',
igrave: 'ì',
ii: 'ⅈ',
iiiint: '⨌',
iiint: '∭',
iinfin: '⧜',
iiota: '℩',
IJlig: 'IJ',
ijlig: 'ij',
Imacr: 'Ī',
imacr: 'ī',
image: 'ℑ',
ImaginaryI: 'ⅈ',
imagline: 'ℐ',
imagpart: 'ℑ',
imath: 'ı',
Im: 'ℑ',
imof: '⊷',
imped: 'Ƶ',
Implies: '⇒',
incare: '℅',
in: '∈',
infin: '∞',
infintie: '⧝',
inodot: 'ı',
intcal: '⊺',
int: '∫',
Int: '∬',
integers: 'ℤ',
Integral: '∫',
intercal: '⊺',
Intersection: '⋂',
intlarhk: '⨗',
intprod: '⨼',
InvisibleComma: '⁣',
InvisibleTimes: '⁢',
IOcy: 'Ё',
iocy: 'ё',
Iogon: 'Į',
iogon: 'į',
Iopf: '𝕀',
iopf: '𝕚',
Iota: 'Ι',
iota: 'ι',
iprod: '⨼',
iquest: '¿',
iscr: '𝒾',
Iscr: 'ℐ',
isin: '∈',
isindot: '⋵',
isinE: '⋹',
isins: '⋴',
isinsv: '⋳',
isinv: '∈',
it: '⁢',
Itilde: 'Ĩ',
itilde: 'ĩ',
Iukcy: 'І',
iukcy: 'і',
Iuml: 'Ï',
iuml: 'ï',
Jcirc: 'Ĵ',
jcirc: 'ĵ',
Jcy: 'Й',
jcy: 'й',
Jfr: '𝔍',
jfr: '𝔧',
jmath: 'ȷ',
Jopf: '𝕁',
jopf: '𝕛',
Jscr: '𝒥',
jscr: '𝒿',
Jsercy: 'Ј',
jsercy: 'ј',
Jukcy: 'Є',
jukcy: 'є',
Kappa: 'Κ',
kappa: 'κ',
kappav: 'ϰ',
Kcedil: 'Ķ',
kcedil: 'ķ',
Kcy: 'К',
kcy: 'к',
Kfr: '𝔎',
kfr: '𝔨',
kgreen: 'ĸ',
KHcy: 'Х',
khcy: 'х',
KJcy: 'Ќ',
kjcy: 'ќ',
Kopf: '𝕂',
kopf: '𝕜',
Kscr: '𝒦',
kscr: '𝓀',
lAarr: '⇚',
Lacute: 'Ĺ',
lacute: 'ĺ',
laemptyv: '⦴',
lagran: 'ℒ',
Lambda: 'Λ',
lambda: 'λ',
lang: '⟨',
Lang: '⟪',
langd: '⦑',
langle: '⟨',
lap: '⪅',
Laplacetrf: 'ℒ',
laquo: '«',
larrb: '⇤',
larrbfs: '⤟',
larr: '←',
Larr: '↞',
lArr: '⇐',
larrfs: '⤝',
larrhk: '↩',
larrlp: '↫',
larrpl: '⤹',
larrsim: '⥳',
larrtl: '↢',
latail: '⤙',
lAtail: '⤛',
lat: '⪫',
late: '⪭',
lates: '⪭',
lbarr: '⤌',
lBarr: '⤎',
lbbrk: '❲',
lbrace: '{',
lbrack: '[',
lbrke: '⦋',
lbrksld: '⦏',
lbrkslu: '⦍',
Lcaron: 'Ľ',
lcaron: 'ľ',
Lcedil: 'Ļ',
lcedil: 'ļ',
lceil: '⌈',
lcub: '{',
Lcy: 'Л',
lcy: 'л',
ldca: '⤶',
ldquo: '“',
ldquor: '„',
ldrdhar: '⥧',
ldrushar: '⥋',
ldsh: '↲',
le: '≤',
lE: '≦',
LeftAngleBracket: '⟨',
LeftArrowBar: '⇤',
leftarrow: '←',
LeftArrow: '←',
Leftarrow: '⇐',
LeftArrowRightArrow: '⇆',
leftarrowtail: '↢',
LeftCeiling: '⌈',
LeftDoubleBracket: '⟦',
LeftDownTeeVector: '⥡',
LeftDownVectorBar: '⥙',
LeftDownVector: '⇃',
LeftFloor: '⌊',
leftharpoondown: '↽',
leftharpoonup: '↼',
leftleftarrows: '⇇',
leftrightarrow: '↔',
LeftRightArrow: '↔',
Leftrightarrow: '⇔',
leftrightarrows: '⇆',
leftrightharpoons: '⇋',
leftrightsquigarrow: '↭',
LeftRightVector: '⥎',
LeftTeeArrow: '↤',
LeftTee: '⊣',
LeftTeeVector: '⥚',
leftthreetimes: '⋋',
LeftTriangleBar: '⧏',
LeftTriangle: '⊲',
LeftTriangleEqual: '⊴',
LeftUpDownVector: '⥑',
LeftUpTeeVector: '⥠',
LeftUpVectorBar: '⥘',
LeftUpVector: '↿',
LeftVectorBar: '⥒',
LeftVector: '↼',
lEg: '⪋',
leg: '⋚',
leq: '≤',
leqq: '≦',
leqslant: '⩽',
lescc: '⪨',
les: '⩽',
lesdot: '⩿',
lesdoto: '⪁',
lesdotor: '⪃',
lesg: '⋚',
lesges: '⪓',
lessapprox: '⪅',
lessdot: '⋖',
lesseqgtr: '⋚',
lesseqqgtr: '⪋',
LessEqualGreater: '⋚',
LessFullEqual: '≦',
LessGreater: '≶',
lessgtr: '≶',
LessLess: '⪡',
lesssim: '≲',
LessSlantEqual: '⩽',
LessTilde: '≲',
lfisht: '⥼',
lfloor: '⌊',
Lfr: '𝔏',
lfr: '𝔩',
lg: '≶',
lgE: '⪑',
lHar: '⥢',
lhard: '↽',
lharu: '↼',
lharul: '⥪',
lhblk: '▄',
LJcy: 'Љ',
ljcy: 'љ',
llarr: '⇇',
ll: '≪',
Ll: '⋘',
llcorner: '⌞',
Lleftarrow: '⇚',
llhard: '⥫',
lltri: '◺',
Lmidot: 'Ŀ',
lmidot: 'ŀ',
lmoustache: '⎰',
lmoust: '⎰',
lnap: '⪉',
lnapprox: '⪉',
lne: '⪇',
lnE: '≨',
lneq: '⪇',
lneqq: '≨',
lnsim: '⋦',
loang: '⟬',
loarr: '⇽',
lobrk: '⟦',
longleftarrow: '⟵',
LongLeftArrow: '⟵',
Longleftarrow: '⟸',
longleftrightarrow: '⟷',
LongLeftRightArrow: '⟷',
Longleftrightarrow: '⟺',
longmapsto: '⟼',
longrightarrow: '⟶',
LongRightArrow: '⟶',
Longrightarrow: '⟹',
looparrowleft: '↫',
looparrowright: '↬',
lopar: '⦅',
Lopf: '𝕃',
lopf: '𝕝',
loplus: '⨭',
lotimes: '⨴',
lowast: '∗',
lowbar: '_',
LowerLeftArrow: '↙',
LowerRightArrow: '↘',
loz: '◊',
lozenge: '◊',
lozf: '⧫',
lpar: '(',
lparlt: '⦓',
lrarr: '⇆',
lrcorner: '⌟',
lrhar: '⇋',
lrhard: '⥭',
lrm: '‎',
lrtri: '⊿',
lsaquo: '‹',
lscr: '𝓁',
Lscr: 'ℒ',
lsh: '↰',
Lsh: '↰',
lsim: '≲',
lsime: '⪍',
lsimg: '⪏',
lsqb: '[',
lsquo: '‘',
lsquor: '‚',
Lstrok: 'Ł',
lstrok: 'ł',
ltcc: '⪦',
ltcir: '⩹',
lt: '<',
LT: '<',
Lt: '≪',
ltdot: '⋖',
lthree: '⋋',
ltimes: '⋉',
ltlarr: '⥶',
ltquest: '⩻',
ltri: '◃',
ltrie: '⊴',
ltrif: '◂',
ltrPar: '⦖',
lurdshar: '⥊',
luruhar: '⥦',
lvertneqq: '≨',
lvnE: '≨',
macr: '¯',
male: '♂',
malt: '✠',
maltese: '✠',
Map: '⤅',
map: '↦',
mapsto: '↦',
mapstodown: '↧',
mapstoleft: '↤',
mapstoup: '↥',
marker: '▮',
mcomma: '⨩',
Mcy: 'М',
mcy: 'м',
mdash: '—',
mDDot: '∺',
measuredangle: '∡',
MediumSpace: ' ',
Mellintrf: 'ℳ',
Mfr: '𝔐',
mfr: '𝔪',
mho: '℧',
micro: 'µ',
midast: '*',
midcir: '⫰',
mid: '∣',
middot: '·',
minusb: '⊟',
minus: '−',
minusd: '∸',
minusdu: '⨪',
MinusPlus: '∓',
mlcp: '⫛',
mldr: '…',
mnplus: '∓',
models: '⊧',
Mopf: '𝕄',
mopf: '𝕞',
mp: '∓',
mscr: '𝓂',
Mscr: 'ℳ',
mstpos: '∾',
Mu: 'Μ',
mu: 'μ',
multimap: '⊸',
mumap: '⊸',
nabla: '∇',
Nacute: 'Ń',
nacute: 'ń',
nang: '∠',
nap: '≉',
napE: '⩰',
napid: '≋',
napos: 'ʼn',
napprox: '≉',
natural: '♮',
naturals: 'ℕ',
natur: '♮',
nbsp: ' ',
nbump: '≎',
nbumpe: '≏',
ncap: '⩃',
Ncaron: 'Ň',
ncaron: 'ň',
Ncedil: 'Ņ',
ncedil: 'ņ',
ncong: '≇',
ncongdot: '⩭',
ncup: '⩂',
Ncy: 'Н',
ncy: 'н',
ndash: '–',
nearhk: '⤤',
nearr: '↗',
neArr: '⇗',
nearrow: '↗',
ne: '≠',
nedot: '≐',
NegativeMediumSpace: '​',
NegativeThickSpace: '​',
NegativeThinSpace: '​',
NegativeVeryThinSpace: '​',
nequiv: '≢',
nesear: '⤨',
nesim: '≂',
NestedGreaterGreater: '≫',
NestedLessLess: '≪',
NewLine: '\n',
nexist: '∄',
nexists: '∄',
Nfr: '𝔑',
nfr: '𝔫',
ngE: '≧',
nge: '≱',
ngeq: '≱',
ngeqq: '≧',
ngeqslant: '⩾',
nges: '⩾',
nGg: '⋙',
ngsim: '≵',
nGt: '≫',
ngt: '≯',
ngtr: '≯',
nGtv: '≫',
nharr: '↮',
nhArr: '⇎',
nhpar: '⫲',
ni: '∋',
nis: '⋼',
nisd: '⋺',
niv: '∋',
NJcy: 'Њ',
njcy: 'њ',
nlarr: '↚',
nlArr: '⇍',
nldr: '‥',
nlE: '≦',
nle: '≰',
nleftarrow: '↚',
nLeftarrow: '⇍',
nleftrightarrow: '↮',
nLeftrightarrow: '⇎',
nleq: '≰',
nleqq: '≦',
nleqslant: '⩽',
nles: '⩽',
nless: '≮',
nLl: '⋘',
nlsim: '≴',
nLt: '≪',
nlt: '≮',
nltri: '⋪',
nltrie: '⋬',
nLtv: '≪',
nmid: '∤',
NoBreak: '⁠',
NonBreakingSpace: ' ',
nopf: '𝕟',
Nopf: 'ℕ',
Not: '⫬',
not: '¬',
NotCongruent: '≢',
NotCupCap: '≭',
NotDoubleVerticalBar: '∦',
NotElement: '∉',
NotEqual: '≠',
NotEqualTilde: '≂',
NotExists: '∄',
NotGreater: '≯',
NotGreaterEqual: '≱',
NotGreaterFullEqual: '≧',
NotGreaterGreater: '≫',
NotGreaterLess: '≹',
NotGreaterSlantEqual: '⩾',
NotGreaterTilde: '≵',
NotHumpDownHump: '≎',
NotHumpEqual: '≏',
notin: '∉',
notindot: '⋵',
notinE: '⋹',
notinva: '∉',
notinvb: '⋷',
notinvc: '⋶',
NotLeftTriangleBar: '⧏',
NotLeftTriangle: '⋪',
NotLeftTriangleEqual: '⋬',
NotLess: '≮',
NotLessEqual: '≰',
NotLessGreater: '≸',
NotLessLess: '≪',
NotLessSlantEqual: '⩽',
NotLessTilde: '≴',
NotNestedGreaterGreater: '⪢',
NotNestedLessLess: '⪡',
notni: '∌',
notniva: '∌',
notnivb: '⋾',
notnivc: '⋽',
NotPrecedes: '⊀',
NotPrecedesEqual: '⪯',
NotPrecedesSlantEqual: '⋠',
NotReverseElement: '∌',
NotRightTriangleBar: '⧐',
NotRightTriangle: '⋫',
NotRightTriangleEqual: '⋭',
NotSquareSubset: '⊏',
NotSquareSubsetEqual: '⋢',
NotSquareSuperset: '⊐',
NotSquareSupersetEqual: '⋣',
NotSubset: '⊂',
NotSubsetEqual: '⊈',
NotSucceeds: '⊁',
NotSucceedsEqual: '⪰',
NotSucceedsSlantEqual: '⋡',
NotSucceedsTilde: '≿',
NotSuperset: '⊃',
NotSupersetEqual: '⊉',
NotTilde: '≁',
NotTildeEqual: '≄',
NotTildeFullEqual: '≇',
NotTildeTilde: '≉',
NotVerticalBar: '∤',
nparallel: '∦',
npar: '∦',
nparsl: '⫽',
npart: '∂',
npolint: '⨔',
npr: '⊀',
nprcue: '⋠',
nprec: '⊀',
npreceq: '⪯',
npre: '⪯',
nrarrc: '⤳',
nrarr: '↛',
nrArr: '⇏',
nrarrw: '↝',
nrightarrow: '↛',
nRightarrow: '⇏',
nrtri: '⋫',
nrtrie: '⋭',
nsc: '⊁',
nsccue: '⋡',
nsce: '⪰',
Nscr: '𝒩',
nscr: '𝓃',
nshortmid: '∤',
nshortparallel: '∦',
nsim: '≁',
nsime: '≄',
nsimeq: '≄',
nsmid: '∤',
nspar: '∦',
nsqsube: '⋢',
nsqsupe: '⋣',
nsub: '⊄',
nsubE: '⫅',
nsube: '⊈',
nsubset: '⊂',
nsubseteq: '⊈',
nsubseteqq: '⫅',
nsucc: '⊁',
nsucceq: '⪰',
nsup: '⊅',
nsupE: '⫆',
nsupe: '⊉',
nsupset: '⊃',
nsupseteq: '⊉',
nsupseteqq: '⫆',
ntgl: '≹',
Ntilde: 'Ñ',
ntilde: 'ñ',
ntlg: '≸',
ntriangleleft: '⋪',
ntrianglelefteq: '⋬',
ntriangleright: '⋫',
ntrianglerighteq: '⋭',
Nu: 'Ν',
nu: 'ν',
num: '#',
numero: '№',
numsp: ' ',
nvap: '≍',
nvdash: '⊬',
nvDash: '⊭',
nVdash: '⊮',
nVDash: '⊯',
nvge: '≥',
nvgt: '>',
nvHarr: '⤄',
nvinfin: '⧞',
nvlArr: '⤂',
nvle: '≤',
nvlt: '>',
nvltrie: '⊴',
nvrArr: '⤃',
nvrtrie: '⊵',
nvsim: '∼',
nwarhk: '⤣',
nwarr: '↖',
nwArr: '⇖',
nwarrow: '↖',
nwnear: '⤧',
Oacute: 'Ó',
oacute: 'ó',
oast: '⊛',
Ocirc: 'Ô',
ocirc: 'ô',
ocir: '⊚',
Ocy: 'О',
ocy: 'о',
odash: '⊝',
Odblac: 'Ő',
odblac: 'ő',
odiv: '⨸',
odot: '⊙',
odsold: '⦼',
OElig: 'Œ',
oelig: 'œ',
ofcir: '⦿',
Ofr: '𝔒',
ofr: '𝔬',
ogon: '˛',
Ograve: 'Ò',
ograve: 'ò',
ogt: '⧁',
ohbar: '⦵',
ohm: 'Ω',
oint: '∮',
olarr: '↺',
olcir: '⦾',
olcross: '⦻',
oline: '‾',
olt: '⧀',
Omacr: 'Ō',
omacr: 'ō',
Omega: 'Ω',
omega: 'ω',
Omicron: 'Ο',
omicron: 'ο',
omid: '⦶',
ominus: '⊖',
Oopf: '𝕆',
oopf: '𝕠',
opar: '⦷',
OpenCurlyDoubleQuote: '“',
OpenCurlyQuote: '‘',
operp: '⦹',
oplus: '⊕',
orarr: '↻',
Or: '⩔',
or: '∨',
ord: '⩝',
order: 'ℴ',
orderof: 'ℴ',
ordf: 'ª',
ordm: 'º',
origof: '⊶',
oror: '⩖',
orslope: '⩗',
orv: '⩛',
oS: 'Ⓢ',
Oscr: '𝒪',
oscr: 'ℴ',
Oslash: 'Ø',
oslash: 'ø',
osol: '⊘',
Otilde: 'Õ',
otilde: 'õ',
otimesas: '⨶',
Otimes: '⨷',
otimes: '⊗',
Ouml: 'Ö',
ouml: 'ö',
ovbar: '⌽',
OverBar: '‾',
OverBrace: '⏞',
OverBracket: '⎴',
OverParenthesis: '⏜',
para: '¶',
parallel: '∥',
par: '∥',
parsim: '⫳',
parsl: '⫽',
part: '∂',
PartialD: '∂',
Pcy: 'П',
pcy: 'п',
percnt: '%',
period: '.',
permil: '‰',
perp: '⊥',
pertenk: '‱',
Pfr: '𝔓',
pfr: '𝔭',
Phi: 'Φ',
phi: 'φ',
phiv: 'ϕ',
phmmat: 'ℳ',
phone: '☎',
Pi: 'Π',
pi: 'π',
pitchfork: '⋔',
piv: 'ϖ',
planck: 'ℏ',
planckh: 'ℎ',
plankv: 'ℏ',
plusacir: '⨣',
plusb: '⊞',
pluscir: '⨢',
plus: '+',
plusdo: '∔',
plusdu: '⨥',
pluse: '⩲',
PlusMinus: '±',
plusmn: '±',
plussim: '⨦',
plustwo: '⨧',
pm: '±',
Poincareplane: 'ℌ',
pointint: '⨕',
popf: '𝕡',
Popf: 'ℙ',
pound: '£',
prap: '⪷',
Pr: '⪻',
pr: '≺',
prcue: '≼',
precapprox: '⪷',
prec: '≺',
preccurlyeq: '≼',
Precedes: '≺',
PrecedesEqual: '⪯',
PrecedesSlantEqual: '≼',
PrecedesTilde: '≾',
preceq: '⪯',
precnapprox: '⪹',
precneqq: '⪵',
precnsim: '⋨',
pre: '⪯',
prE: '⪳',
precsim: '≾',
prime: '′',
Prime: '″',
primes: 'ℙ',
prnap: '⪹',
prnE: '⪵',
prnsim: '⋨',
prod: '∏',
Product: '∏',
profalar: '⌮',
profline: '⌒',
profsurf: '⌓',
prop: '∝',
Proportional: '∝',
Proportion: '∷',
propto: '∝',
prsim: '≾',
prurel: '⊰',
Pscr: '𝒫',
pscr: '𝓅',
Psi: 'Ψ',
psi: 'ψ',
puncsp: ' ',
Qfr: '𝔔',
qfr: '𝔮',
qint: '⨌',
qopf: '𝕢',
Qopf: 'ℚ',
qprime: '⁗',
Qscr: '𝒬',
qscr: '𝓆',
quaternions: 'ℍ',
quatint: '⨖',
quest: '?',
questeq: '≟',
quot: '"',
QUOT: '"',
rAarr: '⇛',
race: '∽',
Racute: 'Ŕ',
racute: 'ŕ',
radic: '√',
raemptyv: '⦳',
rang: '⟩',
Rang: '⟫',
rangd: '⦒',
range: '⦥',
rangle: '⟩',
raquo: '»',
rarrap: '⥵',
rarrb: '⇥',
rarrbfs: '⤠',
rarrc: '⤳',
rarr: '→',
Rarr: '↠',
rArr: '⇒',
rarrfs: '⤞',
rarrhk: '↪',
rarrlp: '↬',
rarrpl: '⥅',
rarrsim: '⥴',
Rarrtl: '⤖',
rarrtl: '↣',
rarrw: '↝',
ratail: '⤚',
rAtail: '⤜',
ratio: '∶',
rationals: 'ℚ',
rbarr: '⤍',
rBarr: '⤏',
RBarr: '⤐',
rbbrk: '❳',
rbrace: '}',
rbrack: ']',
rbrke: '⦌',
rbrksld: '⦎',
rbrkslu: '⦐',
Rcaron: 'Ř',
rcaron: 'ř',
Rcedil: 'Ŗ',
rcedil: 'ŗ',
rceil: '⌉',
rcub: '}',
Rcy: 'Р',
rcy: 'р',
rdca: '⤷',
rdldhar: '⥩',
rdquo: '”',
rdquor: '”',
rdsh: '↳',
real: 'ℜ',
realine: 'ℛ',
realpart: 'ℜ',
reals: 'ℝ',
Re: 'ℜ',
rect: '▭',
reg: '®',
REG: '®',
ReverseElement: '∋',
ReverseEquilibrium: '⇋',
ReverseUpEquilibrium: '⥯',
rfisht: '⥽',
rfloor: '⌋',
rfr: '𝔯',
Rfr: 'ℜ',
rHar: '⥤',
rhard: '⇁',
rharu: '⇀',
rharul: '⥬',
Rho: 'Ρ',
rho: 'ρ',
rhov: 'ϱ',
RightAngleBracket: '⟩',
RightArrowBar: '⇥',
rightarrow: '→',
RightArrow: '→',
Rightarrow: '⇒',
RightArrowLeftArrow: '⇄',
rightarrowtail: '↣',
RightCeiling: '⌉',
RightDoubleBracket: '⟧',
RightDownTeeVector: '⥝',
RightDownVectorBar: '⥕',
RightDownVector: '⇂',
RightFloor: '⌋',
rightharpoondown: '⇁',
rightharpoonup: '⇀',
rightleftarrows: '⇄',
rightleftharpoons: '⇌',
rightrightarrows: '⇉',
rightsquigarrow: '↝',
RightTeeArrow: '↦',
RightTee: '⊢',
RightTeeVector: '⥛',
rightthreetimes: '⋌',
RightTriangleBar: '⧐',
RightTriangle: '⊳',
RightTriangleEqual: '⊵',
RightUpDownVector: '⥏',
RightUpTeeVector: '⥜',
RightUpVectorBar: '⥔',
RightUpVector: '↾',
RightVectorBar: '⥓',
RightVector: '⇀',
ring: '˚',
risingdotseq: '≓',
rlarr: '⇄',
rlhar: '⇌',
rlm: '‏',
rmoustache: '⎱',
rmoust: '⎱',
rnmid: '⫮',
roang: '⟭',
roarr: '⇾',
robrk: '⟧',
ropar: '⦆',
ropf: '𝕣',
Ropf: 'ℝ',
roplus: '⨮',
rotimes: '⨵',
RoundImplies: '⥰',
rpar: ')',
rpargt: '⦔',
rppolint: '⨒',
rrarr: '⇉',
Rrightarrow: '⇛',
rsaquo: '›',
rscr: '𝓇',
Rscr: 'ℛ',
rsh: '↱',
Rsh: '↱',
rsqb: ']',
rsquo: '’',
rsquor: '’',
rthree: '⋌',
rtimes: '⋊',
rtri: '▹',
rtrie: '⊵',
rtrif: '▸',
rtriltri: '⧎',
RuleDelayed: '⧴',
ruluhar: '⥨',
rx: '℞',
Sacute: 'Ś',
sacute: 'ś',
sbquo: '‚',
scap: '⪸',
Scaron: 'Š',
scaron: 'š',
Sc: '⪼',
sc: '≻',
sccue: '≽',
sce: '⪰',
scE: '⪴',
Scedil: 'Ş',
scedil: 'ş',
Scirc: 'Ŝ',
scirc: 'ŝ',
scnap: '⪺',
scnE: '⪶',
scnsim: '⋩',
scpolint: '⨓',
scsim: '≿',
Scy: 'С',
scy: 'с',
sdotb: '⊡',
sdot: '⋅',
sdote: '⩦',
searhk: '⤥',
searr: '↘',
seArr: '⇘',
searrow: '↘',
sect: '§',
semi: ';',
seswar: '⤩',
setminus: '∖',
setmn: '∖',
sext: '✶',
Sfr: '𝔖',
sfr: '𝔰',
sfrown: '⌢',
sharp: '♯',
SHCHcy: 'Щ',
shchcy: 'щ',
SHcy: 'Ш',
shcy: 'ш',
ShortDownArrow: '↓',
ShortLeftArrow: '←',
shortmid: '∣',
shortparallel: '∥',
ShortRightArrow: '→',
ShortUpArrow: '↑',
shy: '­',
Sigma: 'Σ',
sigma: 'σ',
sigmaf: 'ς',
sigmav: 'ς',
sim: '∼',
simdot: '⩪',
sime: '≃',
simeq: '≃',
simg: '⪞',
simgE: '⪠',
siml: '⪝',
simlE: '⪟',
simne: '≆',
simplus: '⨤',
simrarr: '⥲',
slarr: '←',
SmallCircle: '∘',
smallsetminus: '∖',
smashp: '⨳',
smeparsl: '⧤',
smid: '∣',
smile: '⌣',
smt: '⪪',
smte: '⪬',
smtes: '⪬',
SOFTcy: 'Ь',
softcy: 'ь',
solbar: '⌿',
solb: '⧄',
sol: '/',
Sopf: '𝕊',
sopf: '𝕤',
spades: '♠',
spadesuit: '♠',
spar: '∥',
sqcap: '⊓',
sqcaps: '⊓',
sqcup: '⊔',
sqcups: '⊔',
Sqrt: '√',
sqsub: '⊏',
sqsube: '⊑',
sqsubset: '⊏',
sqsubseteq: '⊑',
sqsup: '⊐',
sqsupe: '⊒',
sqsupset: '⊐',
sqsupseteq: '⊒',
square: '□',
Square: '□',
SquareIntersection: '⊓',
SquareSubset: '⊏',
SquareSubsetEqual: '⊑',
SquareSuperset: '⊐',
SquareSupersetEqual: '⊒',
SquareUnion: '⊔',
squarf: '▪',
squ: '□',
squf: '▪',
srarr: '→',
Sscr: '𝒮',
sscr: '𝓈',
ssetmn: '∖',
ssmile: '⌣',
sstarf: '⋆',
Star: '⋆',
star: '☆',
starf: '★',
straightepsilon: 'ϵ',
straightphi: 'ϕ',
strns: '¯',
sub: '⊂',
Sub: '⋐',
subdot: '⪽',
subE: '⫅',
sube: '⊆',
subedot: '⫃',
submult: '⫁',
subnE: '⫋',
subne: '⊊',
subplus: '⪿',
subrarr: '⥹',
subset: '⊂',
Subset: '⋐',
subseteq: '⊆',
subseteqq: '⫅',
SubsetEqual: '⊆',
subsetneq: '⊊',
subsetneqq: '⫋',
subsim: '⫇',
subsub: '⫕',
subsup: '⫓',
succapprox: '⪸',
succ: '≻',
succcurlyeq: '≽',
Succeeds: '≻',
SucceedsEqual: '⪰',
SucceedsSlantEqual: '≽',
SucceedsTilde: '≿',
succeq: '⪰',
succnapprox: '⪺',
succneqq: '⪶',
succnsim: '⋩',
succsim: '≿',
SuchThat: '∋',
sum: '∑',
Sum: '∑',
sung: '♪',
sup1: '¹',
sup2: '²',
sup3: '³',
sup: '⊃',
Sup: '⋑',
supdot: '⪾',
supdsub: '⫘',
supE: '⫆',
supe: '⊇',
supedot: '⫄',
Superset: '⊃',
SupersetEqual: '⊇',
suphsol: '⟉',
suphsub: '⫗',
suplarr: '⥻',
supmult: '⫂',
supnE: '⫌',
supne: '⊋',
supplus: '⫀',
supset: '⊃',
Supset: '⋑',
supseteq: '⊇',
supseteqq: '⫆',
supsetneq: '⊋',
supsetneqq: '⫌',
supsim: '⫈',
supsub: '⫔',
supsup: '⫖',
swarhk: '⤦',
swarr: '↙',
swArr: '⇙',
swarrow: '↙',
swnwar: '⤪',
szlig: 'ß',
Tab: ' ',
target: '⌖',
Tau: 'Τ',
tau: 'τ',
tbrk: '⎴',
Tcaron: 'Ť',
tcaron: 'ť',
Tcedil: 'Ţ',
tcedil: 'ţ',
Tcy: 'Т',
tcy: 'т',
tdot: '⃛',
telrec: '⌕',
Tfr: '𝔗',
tfr: '𝔱',
there4: '∴',
therefore: '∴',
Therefore: '∴',
Theta: 'Θ',
theta: 'θ',
thetasym: 'ϑ',
thetav: 'ϑ',
thickapprox: '≈',
thicksim: '∼',
ThickSpace: ' ',
ThinSpace: ' ',
thinsp: ' ',
thkap: '≈',
thksim: '∼',
THORN: 'Þ',
thorn: 'þ',
tilde: '˜',
Tilde: '∼',
TildeEqual: '≃',
TildeFullEqual: '≅',
TildeTilde: '≈',
timesbar: '⨱',
timesb: '⊠',
times: '×',
timesd: '⨰',
tint: '∭',
toea: '⤨',
topbot: '⌶',
topcir: '⫱',
top: '⊤',
Topf: '𝕋',
topf: '𝕥',
topfork: '⫚',
tosa: '⤩',
tprime: '‴',
trade: '™',
TRADE: '™',
triangle: '▵',
triangledown: '▿',
triangleleft: '◃',
trianglelefteq: '⊴',
triangleq: '≜',
triangleright: '▹',
trianglerighteq: '⊵',
tridot: '◬',
trie: '≜',
triminus: '⨺',
TripleDot: '⃛',
triplus: '⨹',
trisb: '⧍',
tritime: '⨻',
trpezium: '⏢',
Tscr: '𝒯',
tscr: '𝓉',
TScy: 'Ц',
tscy: 'ц',
TSHcy: 'Ћ',
tshcy: 'ћ',
Tstrok: 'Ŧ',
tstrok: 'ŧ',
twixt: '≬',
twoheadleftarrow: '↞',
twoheadrightarrow: '↠',
Uacute: 'Ú',
uacute: 'ú',
uarr: '↑',
Uarr: '↟',
uArr: '⇑',
Uarrocir: '⥉',
Ubrcy: 'Ў',
ubrcy: 'ў',
Ubreve: 'Ŭ',
ubreve: 'ŭ',
Ucirc: 'Û',
ucirc: 'û',
Ucy: 'У',
ucy: 'у',
udarr: '⇅',
Udblac: 'Ű',
udblac: 'ű',
udhar: '⥮',
ufisht: '⥾',
Ufr: '𝔘',
ufr: '𝔲',
Ugrave: 'Ù',
ugrave: 'ù',
uHar: '⥣',
uharl: '↿',
uharr: '↾',
uhblk: '▀',
ulcorn: '⌜',
ulcorner: '⌜',
ulcrop: '⌏',
ultri: '◸',
Umacr: 'Ū',
umacr: 'ū',
uml: '¨',
UnderBar: '_',
UnderBrace: '⏟',
UnderBracket: '⎵',
UnderParenthesis: '⏝',
Union: '⋃',
UnionPlus: '⊎',
Uogon: 'Ų',
uogon: 'ų',
Uopf: '𝕌',
uopf: '𝕦',
UpArrowBar: '⤒',
uparrow: '↑',
UpArrow: '↑',
Uparrow: '⇑',
UpArrowDownArrow: '⇅',
updownarrow: '↕',
UpDownArrow: '↕',
Updownarrow: '⇕',
UpEquilibrium: '⥮',
upharpoonleft: '↿',
upharpoonright: '↾',
uplus: '⊎',
UpperLeftArrow: '↖',
UpperRightArrow: '↗',
upsi: 'υ',
Upsi: 'ϒ',
upsih: 'ϒ',
Upsilon: 'Υ',
upsilon: 'υ',
UpTeeArrow: '↥',
UpTee: '⊥',
upuparrows: '⇈',
urcorn: '⌝',
urcorner: '⌝',
urcrop: '⌎',
Uring: 'Ů',
uring: 'ů',
urtri: '◹',
Uscr: '𝒰',
uscr: '𝓊',
utdot: '⋰',
Utilde: 'Ũ',
utilde: 'ũ',
utri: '▵',
utrif: '▴',
uuarr: '⇈',
Uuml: 'Ü',
uuml: 'ü',
uwangle: '⦧',
vangrt: '⦜',
varepsilon: 'ϵ',
varkappa: 'ϰ',
varnothing: '∅',
varphi: 'ϕ',
varpi: 'ϖ',
varpropto: '∝',
varr: '↕',
vArr: '⇕',
varrho: 'ϱ',
varsigma: 'ς',
varsubsetneq: '⊊',
varsubsetneqq: '⫋',
varsupsetneq: '⊋',
varsupsetneqq: '⫌',
vartheta: 'ϑ',
vartriangleleft: '⊲',
vartriangleright: '⊳',
vBar: '⫨',
Vbar: '⫫',
vBarv: '⫩',
Vcy: 'В',
vcy: 'в',
vdash: '⊢',
vDash: '⊨',
Vdash: '⊩',
VDash: '⊫',
Vdashl: '⫦',
veebar: '⊻',
vee: '∨',
Vee: '⋁',
veeeq: '≚',
vellip: '⋮',
verbar: '|',
Verbar: '‖',
vert: '|',
Vert: '‖',
VerticalBar: '∣',
VerticalLine: '|',
VerticalSeparator: '❘',
VerticalTilde: '≀',
VeryThinSpace: ' ',
Vfr: '𝔙',
vfr: '𝔳',
vltri: '⊲',
vnsub: '⊂',
vnsup: '⊃',
Vopf: '𝕍',
vopf: '𝕧',
vprop: '∝',
vrtri: '⊳',
Vscr: '𝒱',
vscr: '𝓋',
vsubnE: '⫋',
vsubne: '⊊',
vsupnE: '⫌',
vsupne: '⊋',
Vvdash: '⊪',
vzigzag: '⦚',
Wcirc: 'Ŵ',
wcirc: 'ŵ',
wedbar: '⩟',
wedge: '∧',
Wedge: '⋀',
wedgeq: '≙',
weierp: '℘',
Wfr: '𝔚',
wfr: '𝔴',
Wopf: '𝕎',
wopf: '𝕨',
wp: '℘',
wr: '≀',
wreath: '≀',
Wscr: '𝒲',
wscr: '𝓌',
xcap: '⋂',
xcirc: '◯',
xcup: '⋃',
xdtri: '▽',
Xfr: '𝔛',
xfr: '𝔵',
xharr: '⟷',
xhArr: '⟺',
Xi: 'Ξ',
xi: 'ξ',
xlarr: '⟵',
xlArr: '⟸',
xmap: '⟼',
xnis: '⋻',
xodot: '⨀',
Xopf: '𝕏',
xopf: '𝕩',
xoplus: '⨁',
xotime: '⨂',
xrarr: '⟶',
xrArr: '⟹',
Xscr: '𝒳',
xscr: '𝓍',
xsqcup: '⨆',
xuplus: '⨄',
xutri: '△',
xvee: '⋁',
xwedge: '⋀',
Yacute: 'Ý',
yacute: 'ý',
YAcy: 'Я',
yacy: 'я',
Ycirc: 'Ŷ',
ycirc: 'ŷ',
Ycy: 'Ы',
ycy: 'ы',
yen: '¥',
Yfr: '𝔜',
yfr: '𝔶',
YIcy: 'Ї',
yicy: 'ї',
Yopf: '𝕐',
yopf: '𝕪',
Yscr: '𝒴',
yscr: '𝓎',
YUcy: 'Ю',
yucy: 'ю',
yuml: 'ÿ',
Yuml: 'Ÿ',
Zacute: 'Ź',
zacute: 'ź',
Zcaron: 'Ž',
zcaron: 'ž',
Zcy: 'З',
zcy: 'з',
Zdot: 'Ż',
zdot: 'ż',
zeetrf: 'ℨ',
ZeroWidthSpace: '​',
Zeta: 'Ζ',
zeta: 'ζ',
zfr: '𝔷',
Zfr: 'ℨ',
ZHcy: 'Ж',
zhcy: 'ж',
zigrarr: '⇝',
zopf: '𝕫',
Zopf: 'ℤ',
Zscr: '𝒵',
zscr: '𝓏',
zwj: '‍',
zwnj: '‌' };
// Constants for character codes:
var C_NEWLINE = 10;
var C_SPACE = 32;
var C_ASTERISK = 42;
var C_UNDERSCORE = 95;
var C_BACKTICK = 96;
var C_OPEN_BRACKET = 91;
var C_CLOSE_BRACKET = 93;
var C_LESSTHAN = 60;
var C_GREATERTHAN = 62;
var C_BANG = 33;
var C_BACKSLASH = 92;
var C_AMPERSAND = 38;
var C_OPEN_PAREN = 40;
var C_COLON = 58;
// Some regexps used in inline parser:
var ESCAPABLE = '[!"#$%&\'()*+,./:;<=>?@[\\\\\\]^_`{|}~-]';
var ESCAPED_CHAR = '\\\\' + ESCAPABLE;
var IN_DOUBLE_QUOTES = '"(' + ESCAPED_CHAR + '|[^"\\x00])*"';
var IN_SINGLE_QUOTES = '\'(' + ESCAPED_CHAR + '|[^\'\\x00])*\'';
var IN_PARENS = '\\((' + ESCAPED_CHAR + '|[^)\\x00])*\\)';
var REG_CHAR = '[^\\\\()\\x00-\\x20]';
var IN_PARENS_NOSP = '\\((' + REG_CHAR + '|' + ESCAPED_CHAR + ')*\\)';
var TAGNAME = '[A-Za-z][A-Za-z0-9]*';
var BLOCKTAGNAME = '(?:article|header|aside|hgroup|iframe|blockquote|hr|body|li|map|button|object|canvas|ol|caption|output|col|p|colgroup|pre|dd|progress|div|section|dl|table|td|dt|tbody|embed|textarea|fieldset|tfoot|figcaption|th|figure|thead|footer|footer|tr|form|ul|h1|h2|h3|h4|h5|h6|video|script|style)';
var ATTRIBUTENAME = '[a-zA-Z_:][a-zA-Z0-9:._-]*';
var UNQUOTEDVALUE = "[^\"'=<>`\\x00-\\x20]+";
var SINGLEQUOTEDVALUE = "'[^']*'";
var DOUBLEQUOTEDVALUE = '"[^"]*"';
var ATTRIBUTEVALUE = "(?:" + UNQUOTEDVALUE + "|" + SINGLEQUOTEDVALUE + "|" + DOUBLEQUOTEDVALUE + ")";
var ATTRIBUTEVALUESPEC = "(?:" + "\\s*=" + "\\s*" + ATTRIBUTEVALUE + ")";
var ATTRIBUTE = "(?:" + "\\s+" + ATTRIBUTENAME + ATTRIBUTEVALUESPEC + "?)";
var OPENTAG = "<" + TAGNAME + ATTRIBUTE + "*" + "\\s*/?>";
var CLOSETAG = "</" + TAGNAME + "\\s*[>]";
var OPENBLOCKTAG = "<" + BLOCKTAGNAME + ATTRIBUTE + "*" + "\\s*/?>";
var CLOSEBLOCKTAG = "</" + BLOCKTAGNAME + "\\s*[>]";
var HTMLCOMMENT = "<!--([^-]+|[-][^-]+)*-->";
var PROCESSINGINSTRUCTION = "[<][?].*?[?][>]";
var DECLARATION = "<![A-Z]+" + "\\s+[^>]*>";
var CDATA = "<!\\[CDATA\\[([^\\]]+|\\][^\\]]|\\]\\][^>])*\\]\\]>";
var HTMLTAG = "(?:" + OPENTAG + "|" + CLOSETAG + "|" + HTMLCOMMENT + "|" +
PROCESSINGINSTRUCTION + "|" + DECLARATION + "|" + CDATA + ")";
var HTMLBLOCKOPEN = "<(?:" + BLOCKTAGNAME + "[\\s/>]" + "|" +
"/" + BLOCKTAGNAME + "[\\s>]" + "|" + "[?!])";
var ENTITY = "&(?:#x[a-f0-9]{1,8}|#[0-9]{1,8}|[a-z][a-z0-9]{1,31});";
var reHtmlTag = new RegExp('^' + HTMLTAG, 'i');
var reHtmlBlockOpen = new RegExp('^' + HTMLBLOCKOPEN, 'i');
var reLinkTitle = new RegExp(
'^(?:"(' + ESCAPED_CHAR + '|[^"\\x00])*"' +
'|' +
'\'(' + ESCAPED_CHAR + '|[^\'\\x00])*\'' +
'|' +
'\\((' + ESCAPED_CHAR + '|[^)\\x00])*\\))');
var reLinkDestinationBraces = new RegExp(
'^(?:[<](?:[^<>\\n\\\\\\x00]' + '|' + ESCAPED_CHAR + '|' + '\\\\)*[>])');
var reLinkDestination = new RegExp(
'^(?:' + REG_CHAR + '+|' + ESCAPED_CHAR + '|' + IN_PARENS_NOSP + ')*');
var reEscapable = new RegExp(ESCAPABLE);
var reAllEscapedChar = new RegExp('\\\\(' + ESCAPABLE + ')', 'g');
var reEscapedChar = new RegExp('^\\\\(' + ESCAPABLE + ')');
var reAllTab = /\t/g;
var reHrule = /^(?:(?:\* *){3,}|(?:_ *){3,}|(?:- *){3,}) *$/;
var reEntityHere = new RegExp('^' + ENTITY, 'i');
var reEntity = new RegExp(ENTITY, 'gi');
// Matches a character with a special meaning in markdown,
// or a string of non-special characters. Note: we match
// clumps of _ or * or `, because they need to be handled in groups.
var reMain = /^(?:[_*`\n]+|[\[\]\\!<&*_]|(?: *[^\n `\[\]\\!<&*_]+)+|[ \n]+)/m;
// UTILITY FUNCTIONS
var entityToChar = function(m) {
var isNumeric = /^&#/.test(m);
var isHex = /^&#[Xx]/.test(m);
var uchar;
if (isNumeric) {
var num;
if (isHex) {
num = parseInt(m.slice(3,-1), 16);
} else {
num = parseInt(m.slice(2,-1), 10);
}
uchar = String.fromCharCode(num);
} else {
uchar = entities[m.slice(1,-1)];
}
return (uchar || m);
};
// Replace entities and backslash escapes with literal characters.
var unescapeEntBS = function(s) {
return s.replace(reAllEscapedChar, '$1')
.replace(reEntity, entityToChar);
};
// Returns true if string contains only space characters.
var isBlank = function(s) {
return /^\s*$/.test(s);
};
// Normalize reference label: collapse internal whitespace
// to single space, remove leading/trailing whitespace, case fold.
var normalizeReference = function(s) {
return s.trim()
.replace(/\s+/,' ')
.toUpperCase();
};
// Attempt to match a regex in string s at offset offset.
// Return index of match or null.
var matchAt = function(re, s, offset) {
var res = s.slice(offset).match(re);
if (res) {
return offset + res.index;
} else {
return null;
}
};
// Convert tabs to spaces on each line using a 4-space tab stop.
var detabLine = function(text) {
if (text.indexOf('\t') == -1) {
return text;
} else {
var lastStop = 0;
return text.replace(reAllTab, function(match, offset) {
var result = ' '.slice((offset - lastStop) % 4);
lastStop = offset + 1;
return result;
});
}
};
// INLINE PARSER
// These are methods of an InlineParser object, defined below.
// An InlineParser keeps track of a subject (a string to be
// parsed) and a position in that subject.
// If re matches at current position in the subject, advance
// position in subject and return the match; otherwise return null.
var match = function(re) {
var match = re.exec(this.subject.slice(this.pos));
if (match) {
this.pos += match.index + match[0].length;
return match[0];
} else {
return null;
}
};
// Returns the code for the character at the current subject position, or -1
// there are no more characters.
var peek = function() {
if (this.pos < this.subject.length) {
return this.subject.charCodeAt(this.pos);
} else {
return -1;
}
};
// Parse zero or more space characters, including at most one newline
var spnl = function() {
this.match(/^ *(?:\n *)?/);
return 1;
};
// All of the parsers below try to match something at the current position
// in the subject. If they succeed in matching anything, they
// return the inline matched, advancing the subject.
// Attempt to parse backticks, returning either a backtick code span or a
// literal sequence of backticks.
var parseBackticks = function(inlines) {
var startpos = this.pos;
var ticks = this.match(/^`+/);
if (!ticks) {
return 0;
}
var afterOpenTicks = this.pos;
var foundCode = false;
var match;
while (!foundCode && (match = this.match(/`+/m))) {
if (match == ticks) {
inlines.push({ t: 'Code', c: this.subject.slice(afterOpenTicks,
this.pos - ticks.length)
.replace(/[ \n]+/g,' ')
.trim() });
return true;
}
}
// If we got here, we didn't match a closing backtick sequence.
this.pos = afterOpenTicks;
inlines.push({ t: 'Str', c: ticks });
return true;
};
// Parse a backslash-escaped special character, adding either the escaped
// character, a hard line break (if the backslash is followed by a newline),
// or a literal backslash to the 'inlines' list.
var parseBackslash = function(inlines) {
var subj = this.subject,
pos = this.pos;
if (subj.charCodeAt(pos) === C_BACKSLASH) {
if (subj.charAt(pos + 1) === '\n') {
this.pos = this.pos + 2;
inlines.push({ t: 'Hardbreak' });
} else if (reEscapable.test(subj.charAt(pos + 1))) {
this.pos = this.pos + 2;
inlines.push({ t: 'Str', c: subj.charAt(pos + 1) });
} else {
this.pos++;
inlines.push({t: 'Str', c: '\\'});
}
return true;
} else {
return false;
}
};
// Attempt to parse an autolink (URL or email in pointy brackets).
var parseAutolink = function(inlines) {
var m;
var dest;
if ((m = this.match(/^<([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])?)*)>/))) { // email autolink
dest = m.slice(1,-1);
inlines.push(
{t: 'Link',
label: [{ t: 'Str', c: dest }],
destination: 'mailto:' + encodeURI(unescape(dest)) });
return true;
} else if ((m = this.match(/^<(?:coap|doi|javascript|aaa|aaas|about|acap|cap|cid|crid|data|dav|dict|dns|file|ftp|geo|go|gopher|h323|http|https|iax|icap|im|imap|info|ipp|iris|iris.beep|iris.xpc|iris.xpcs|iris.lwz|ldap|mailto|mid|msrp|msrps|mtqp|mupdate|news|nfs|ni|nih|nntp|opaquelocktoken|pop|pres|rtsp|service|session|shttp|sieve|sip|sips|sms|snmp|soap.beep|soap.beeps|tag|tel|telnet|tftp|thismessage|tn3270|tip|tv|urn|vemmi|ws|wss|xcon|xcon-userid|xmlrpc.beep|xmlrpc.beeps|xmpp|z39.50r|z39.50s|adiumxtra|afp|afs|aim|apt|attachment|aw|beshare|bitcoin|bolo|callto|chrome|chrome-extension|com-eventbrite-attendee|content|cvs|dlna-playsingle|dlna-playcontainer|dtn|dvb|ed2k|facetime|feed|finger|fish|gg|git|gizmoproject|gtalk|hcp|icon|ipn|irc|irc6|ircs|itms|jar|jms|keyparc|lastfm|ldaps|magnet|maps|market|message|mms|ms-help|msnim|mumble|mvn|notes|oid|palm|paparazzi|platform|proxy|psyc|query|res|resource|rmi|rsync|rtmp|secondlife|sftp|sgn|skype|smb|soldat|spotify|ssh|steam|svn|teamspeak|things|udp|unreal|ut2004|ventrilo|view-source|webcal|wtai|wyciwyg|xfire|xri|ymsgr):[^<>\x00-\x20]*>/i))) {
dest = m.slice(1,-1);
inlines.push({
t: 'Link',
label: [{ t: 'Str', c: dest }],
destination: encodeURI(unescape(dest)) });
return true;
} else {
return false;
}
};
// Attempt to parse a raw HTML tag.
var parseHtmlTag = function(inlines) {
var m = this.match(reHtmlTag);
if (m) {
inlines.push({ t: 'Html', c: m });
return true;
} else {
return false;
}
};
// Scan a sequence of characters with code cc, and return information about
// the number of delimiters and whether they are positioned such that
// they can open and/or close emphasis or strong emphasis. A utility
// function for strong/emph parsing.
var scanDelims = function(cc) {
var numdelims = 0;
var first_close_delims = 0;
var char_before, char_after, cc_after;
var startpos = this.pos;
char_before = this.pos === 0 ? '\n' :
this.subject.charAt(this.pos - 1);
while (this.peek() === cc) {
numdelims++;
this.pos++;
}
cc_after = this.peek();
if (cc_after === -1) {
char_after = '\n';
} else {
char_after = String.fromCharCode(cc_after);
}
var can_open = numdelims > 0 && numdelims <= 3 && !(/\s/.test(char_after));
var can_close = numdelims > 0 && numdelims <= 3 && !(/\s/.test(char_before));
if (cc === C_UNDERSCORE) {
can_open = can_open && !((/[a-z0-9]/i).test(char_before));
can_close = can_close && !((/[a-z0-9]/i).test(char_after));
}
this.pos = startpos;
return { numdelims: numdelims,
can_open: can_open,
can_close: can_close };
};
var Emph = function(ils) {
return {t: 'Emph', c: ils};
};
var Strong = function(ils) {
return {t: 'Strong', c: ils};
};
var Str = function(s) {
return {t: 'Str', c: s};
};
// Attempt to parse emphasis or strong emphasis.
var parseEmphasis = function(cc,inlines) {
var startpos = this.pos;
var c ;
var first_close = 0;
c = String.fromCharCode(cc);
var numdelims;
var numclosedelims;
var delimpos;
// Get opening delimiters.
res = this.scanDelims(cc);
numdelims = res.numdelims;
if (numdelims === 0) {
this.pos = startpos;
return false;
}
if (numdelims >= 4 || !res.can_open) {
this.pos += numdelims;
inlines.push(Str(this.subject.slice(startpos, startpos + numdelims)));
return true;
}
this.pos += numdelims;
var delims_to_match = numdelims;
var current = [];
var firstend;
var firstpos;
var state = 0;
var can_close = false;
var can_open = false;
var last_emphasis_closer = null;
while (this.last_emphasis_closer[c] >= this.pos) {
res = this.scanDelims(cc);
numclosedelims = res.numdelims;
if (res.can_close) {
if (last_emphasis_closer === null ||
last_emphasis_closer < this.pos) {
last_emphasis_closer = this.pos;
}
if (numclosedelims === 3 && delims_to_match === 3) {
delims_to_match -= 3;
this.pos += 3;
current = [{t: 'Strong', c: [{t: 'Emph', c: current}]}];
} else if (numclosedelims >= 2 && delims_to_match >= 2) {
delims_to_match -= 2;
this.pos += 2;
firstend = current.length;
firstpos = this.pos;
current = [{t: 'Strong', c: current}];
} else if (numclosedelims >= 1 && delims_to_match >= 1) {
delims_to_match -= 1;
this.pos += 1;
firstend = current.length;
firstpos = this.pos;
current = [{t: 'Emph', c: current}];
} else {
if (!(this.parseInline(current,true))) {
break;
}
}
if (delims_to_match === 0) {
Array.prototype.push.apply(inlines, current);
return true;
}
} else if (!(this.parseInline(current,true))) {
break;
}
}
// we didn't match emphasis: fallback
inlines.push(Str(this.subject.slice(startpos,
startpos + delims_to_match)));
if (delims_to_match < numdelims) {
Array.prototype.push.apply(inlines, current.slice(0,firstend));
this.pos = firstpos;
} else { // delims_to_match === numdelims
this.pos = startpos + delims_to_match;
}
if (last_emphasis_closer) {
this.last_emphasis_closer[c] = last_emphasis_closer;
}
return true;
};
// Attempt to parse link title (sans quotes), returning the string
// or null if no match.
var parseLinkTitle = function() {
var title = this.match(reLinkTitle);
if (title) {
// chop off quotes from title and unescape:
return unescapeEntBS(title.substr(1, title.length - 2));
} else {
return null;
}
};
// Attempt to parse link destination, returning the string or
// null if no match.
var parseLinkDestination = function() {
var res = this.match(reLinkDestinationBraces);
if (res) { // chop off surrounding <..>:
return encodeURI(unescape(unescapeEntBS(res.substr(1, res.length - 2))));
} else {
res = this.match(reLinkDestination);
if (res !== null) {
return encodeURI(unescape(unescapeEntBS(res)));
} else {
return null;
}
}
};
// Attempt to parse a link label, returning number of characters parsed.
var parseLinkLabel = function() {
if (this.peek() != C_OPEN_BRACKET) {
return 0;
}
var startpos = this.pos;
var nest_level = 0;
if (this.label_nest_level > 0) {
// If we've already checked to the end of this subject
// for a label, even with a different starting [, we
// know we won't find one here and we can just return.
// This avoids lots of backtracking.
// Note: nest level 1 would be: [foo [bar]
// nest level 2 would be: [foo [bar [baz]
this.label_nest_level--;
return 0;
}
this.pos++; // advance past [
var c;
while ((c = this.peek()) && c != -1 && (c != C_CLOSE_BRACKET || nest_level > 0)) {
switch (c) {
case C_BACKTICK:
this.parseBackticks([]);
break;
case C_LESSTHAN:
if (!(this.parseAutolink([]) || this.parseHtmlTag([]))) {
this.pos++;
}
break;
case C_OPEN_BRACKET: // nested []
nest_level++;
this.pos++;
break;
case C_CLOSE_BRACKET: // nested []
nest_level--;
this.pos++;
break;
case C_BACKSLASH:
this.parseBackslash([]);
break;
default:
this.parseString([]);
}
}
if (c === C_CLOSE_BRACKET) {
this.label_nest_level = 0;
this.pos++; // advance past ]
return this.pos - startpos;
} else {
if (c === -1) {
this.label_nest_level = nest_level;
}
this.pos = startpos;
return 0;
}
};
// Parse raw link label, including surrounding [], and return
// inline contents. (Note: this is not a method of InlineParser.)
var parseRawLabel = function(s) {
// note: parse without a refmap; we don't want links to resolve
// in nested brackets!
return new InlineParser().parse(s.substr(1, s.length - 2), {});
};
// Attempt to parse a link. If successful, return the link.
var parseLink = function(inlines) {
var startpos = this.pos;
var reflabel;
var n;
var dest;
var title;
n = this.parseLinkLabel();
if (n === 0) {
return false;
}
var afterlabel = this.pos;
var rawlabel = this.subject.substr(startpos, n);
// if we got this far, we've parsed a label.
// Try to parse an explicit link: [label](url "title")
if (this.peek() == C_OPEN_PAREN) {
this.pos++;
if (this.spnl() &&
((dest = this.parseLinkDestination()) !== null) &&
this.spnl() &&
// make sure there's a space before the title:
(/^\s/.test(this.subject.charAt(this.pos - 1)) &&
(title = this.parseLinkTitle() || '') || true) &&
this.spnl() &&
this.match(/^\)/)) {
inlines.push({ t: 'Link',
destination: dest,
title: title,
label: parseRawLabel(rawlabel) });
return true;
} else {
this.pos = startpos;
return false;
}
}
// If we're here, it wasn't an explicit link. Try to parse a reference link.
// first, see if there's another label
var savepos = this.pos;
this.spnl();
var beforelabel = this.pos;
n = this.parseLinkLabel();
if (n == 2) {
// empty second label
reflabel = rawlabel;
} else if (n > 0) {
reflabel = this.subject.slice(beforelabel, beforelabel + n);
} else {
this.pos = savepos;
reflabel = rawlabel;
}
// lookup rawlabel in refmap
var link = this.refmap[normalizeReference(reflabel)];
if (link) {
inlines.push({t: 'Link',
destination: link.destination,
title: link.title,
label: parseRawLabel(rawlabel) });
return true;
} else {
this.pos = startpos;
return false;
}
// Nothing worked, rewind:
this.pos = startpos;
return false;
};
// Attempt to parse an entity, return Entity object if successful.
var parseEntity = function(inlines) {
var m;
if ((m = this.match(reEntityHere))) {
inlines.push({ t: 'Str', c: entityToChar(m) });
return true;
} else {
return false;
}
};
// Parse a run of ordinary characters, or a single character with
// a special meaning in markdown, as a plain string, adding to inlines.
var parseString = function(inlines) {
var m;
if ((m = this.match(reMain))) {
inlines.push({ t: 'Str', c: m });
return true;
} else {
return false;
}
};
// Parse a newline. If it was preceded by two spaces, return a hard
// line break; otherwise a soft line break.
var parseNewline = function(inlines) {
var m = this.match(/^ *\n/);
if (m) {
if (m.length > 2) {
inlines.push({ t: 'Hardbreak' });
} else if (m.length > 0) {
inlines.push({ t: 'Softbreak' });
}
return true;
}
return false;
};
// Attempt to parse an image. If the opening '!' is not followed
// by a link, return a literal '!'.
var parseImage = function(inlines) {
if (this.match(/^!/)) {
var link = this.parseLink(inlines);
if (link) {
inlines[inlines.length - 1].t = 'Image';
return true;
} else {
inlines.push({ t: 'Str', c: '!' });
return true;
}
} else {
return false;
}
};
// Attempt to parse a link reference, modifying refmap.
var parseReference = function(s, refmap) {
this.subject = s;
this.pos = 0;
var rawlabel;
var dest;
var title;
var matchChars;
var startpos = this.pos;
var match;
// label:
matchChars = this.parseLinkLabel();
if (matchChars === 0) {
return 0;
} else {
rawlabel = this.subject.substr(0, matchChars);
}
// colon:
if (this.peek() === C_COLON) {
this.pos++;
} else {
this.pos = startpos;
return 0;
}
// link url
this.spnl();
dest = this.parseLinkDestination();
if (dest === null || dest.length === 0) {
this.pos = startpos;
return 0;
}
var beforetitle = this.pos;
this.spnl();
title = this.parseLinkTitle();
if (title === null) {
title = '';
// rewind before spaces
this.pos = beforetitle;
}
// make sure we're at line end:
if (this.match(/^ *(?:\n|$)/) === null) {
this.pos = startpos;
return 0;
}
var normlabel = normalizeReference(rawlabel);
if (!refmap[normlabel]) {
refmap[normlabel] = { destination: dest, title: title };
}
return this.pos - startpos;
};
// Parse the next inline element in subject, advancing subject position.
// If memoize is set, memoize the result.
// On success, add the result to the inlines list, and return true.
// On failure, return false.
var parseInline = function(inlines, memoize) {
var startpos = this.pos;
var origlen = inlines.length;
var memoized = memoize && this.memo[startpos];
if (memoized) {
this.pos = memoized.endpos;
Array.prototype.push.apply(inlines, memoized.inline);
return true;
}
var c = this.peek();
if (c === -1) {
return false;
}
var res;
switch(c) {
case C_NEWLINE:
case C_SPACE:
res = this.parseNewline(inlines);
break;
case C_BACKSLASH:
res = this.parseBackslash(inlines);
break;
case C_BACKTICK:
res = this.parseBackticks(inlines);
break;
case C_ASTERISK:
case C_UNDERSCORE:
res = this.parseEmphasis(c, inlines);
break;
case C_OPEN_BRACKET:
res = this.parseLink(inlines);
break;
case C_BANG:
res = this.parseImage(inlines);
break;
case C_LESSTHAN:
res = this.parseAutolink(inlines) || this.parseHtmlTag(inlines);
break;
case C_AMPERSAND:
res = this.parseEntity(inlines);
break;
default:
res = this.parseString(inlines);
break;
}
if (!res) {
this.pos += 1;
inlines.push({t: 'Str', c: String.fromCharCode(c)});
}
if (memoize) {
this.memo[startpos] = { inline: inlines.slice(origlen),
endpos: this.pos };
}
return true;
};
// Parse s as a list of inlines, using refmap to resolve references.
var parseInlines = function(s, refmap) {
this.subject = s;
this.pos = 0;
this.refmap = refmap || {};
this.memo = {};
this.last_emphasis_closer = { '*': s.length, '_': s.length };
var inlines = [];
while (this.parseInline(inlines, false)) {
}
return inlines;
};
// The InlineParser object.
function InlineParser(){
return {
subject: '',
label_nest_level: 0, // used by parseLinkLabel method
last_emphasis_closer: null, // used by parseEmphasis method
pos: 0,
refmap: {},
memo: {},
match: match,
peek: peek,
spnl: spnl,
parseBackticks: parseBackticks,
parseBackslash: parseBackslash,
parseAutolink: parseAutolink,
parseHtmlTag: parseHtmlTag,
scanDelims: scanDelims,
parseEmphasis: parseEmphasis,
parseLinkTitle: parseLinkTitle,
parseLinkDestination: parseLinkDestination,
parseLinkLabel: parseLinkLabel,
parseLink: parseLink,
parseEntity: parseEntity,
parseString: parseString,
parseNewline: parseNewline,
parseImage: parseImage,
parseReference: parseReference,
parseInline: parseInline,
parse: parseInlines
};
}
// DOC PARSER
// These are methods of a DocParser object, defined below.
var makeBlock = function(tag, start_line, start_column) {
return { t: tag,
open: true,
last_line_blank: false,
start_line: start_line,
start_column: start_column,
end_line: start_line,
children: [],
parent: null,
// string_content is formed by concatenating strings, in finalize:
string_content: "",
strings: [],
inline_content: []
};
};
// Returns true if parent block can contain child block.
var canContain = function(parent_type, child_type) {
return ( parent_type == 'Document' ||
parent_type == 'BlockQuote' ||
parent_type == 'ListItem' ||
(parent_type == 'List' && child_type == 'ListItem') );
};
// Returns true if block type can accept lines of text.
var acceptsLines = function(block_type) {
return ( block_type == 'Paragraph' ||
block_type == 'IndentedCode' ||
block_type == 'FencedCode' );
};
// Returns true if block ends with a blank line, descending if needed
// into lists and sublists.
var endsWithBlankLine = function(block) {
if (block.last_line_blank) {
return true;
}
if ((block.t == 'List' || block.t == 'ListItem') && block.children.length > 0) {
return endsWithBlankLine(block.children[block.children.length - 1]);
} else {
return false;
}
};
// Break out of all containing lists, resetting the tip of the
// document to the parent of the highest list, and finalizing
// all the lists. (This is used to implement the "two blank lines
// break of of all lists" feature.)
var breakOutOfLists = function(block, line_number) {
var b = block;
var last_list = null;
do {
if (b.t === 'List') {
last_list = b;
}
b = b.parent;
} while (b);
if (last_list) {
while (block != last_list) {
this.finalize(block, line_number);
block = block.parent;
}
this.finalize(last_list, line_number);
this.tip = last_list.parent;
}
};
// Add a line to the block at the tip. We assume the tip
// can accept lines -- that check should be done before calling this.
var addLine = function(ln, offset) {
var s = ln.slice(offset);
if (!(this.tip.open)) {
throw({ msg: "Attempted to add line (" + ln + ") to closed container." });
}
this.tip.strings.push(s);
};
// Add block of type tag as a child of the tip. If the tip can't
// accept children, close and finalize it and try its parent,
// and so on til we find a block that can accept children.
var addChild = function(tag, line_number, offset) {
while (!canContain(this.tip.t, tag)) {
this.finalize(this.tip, line_number);
}
var column_number = offset + 1; // offset 0 = column 1
var newBlock = makeBlock(tag, line_number, column_number);
this.tip.children.push(newBlock);
newBlock.parent = this.tip;
this.tip = newBlock;
return newBlock;
};
// Parse a list marker and return data on the marker (type,
// start, delimiter, bullet character, padding) or null.
var parseListMarker = function(ln, offset) {
var rest = ln.slice(offset);
var match;
var spaces_after_marker;
var data = {};
if (rest.match(reHrule)) {
return null;
}
if ((match = rest.match(/^[*+-]( +|$)/))) {
spaces_after_marker = match[1].length;
data.type = 'Bullet';
data.bullet_char = match[0][0];
} else if ((match = rest.match(/^(\d+)([.)])( +|$)/))) {
spaces_after_marker = match[3].length;
data.type = 'Ordered';
data.start = parseInt(match[1]);
data.delimiter = match[2];
} else {
return null;
}
var blank_item = match[0].length === rest.length;
if (spaces_after_marker >= 5 ||
spaces_after_marker < 1 ||
blank_item) {
data.padding = match[0].length - spaces_after_marker + 1;
} else {
data.padding = match[0].length;
}
return data;
};
// Returns true if the two list items are of the same type,
// with the same delimiter and bullet character. This is used
// in agglomerating list items into lists.
var listsMatch = function(list_data, item_data) {
return (list_data.type === item_data.type &&
list_data.delimiter === item_data.delimiter &&
list_data.bullet_char === item_data.bullet_char);
};
// Analyze a line of text and update the document appropriately.
// We parse markdown text by calling this on each line of input,
// then finalizing the document.
var incorporateLine = function(ln, line_number) {
var all_matched = true;
var last_child;
var first_nonspace;
var offset = 0;
var match;
var data;
var blank;
var indent;
var last_matched_container;
var i;
var CODE_INDENT = 4;
var container = this.doc;
var oldtip = this.tip;
// Convert tabs to spaces:
ln = detabLine(ln);
// For each containing block, try to parse the associated line start.
// Bail out on failure: container will point to the last matching block.
// Set all_matched to false if not all containers match.
while (container.children.length > 0) {
last_child = container.children[container.children.length - 1];
if (!last_child.open) {
break;
}
container = last_child;
match = matchAt(/[^ ]/, ln, offset);
if (match === null) {
first_nonspace = ln.length;
blank = true;
} else {
first_nonspace = match;
blank = false;
}
indent = first_nonspace - offset;
switch (container.t) {
case 'BlockQuote':
if (indent <= 3 && ln.charCodeAt(first_nonspace) === C_GREATERTHAN) {
offset = first_nonspace + 1;
if (ln.charCodeAt(offset) === C_SPACE) {
offset++;
}
} else {
all_matched = false;
}
break;
case 'ListItem':
if (indent >= container.list_data.marker_offset +
container.list_data.padding) {
offset += container.list_data.marker_offset +
container.list_data.padding;
} else if (blank) {
offset = first_nonspace;
} else {
all_matched = false;
}
break;
case 'IndentedCode':
if (indent >= CODE_INDENT) {
offset += CODE_INDENT;
} else if (blank) {
offset = first_nonspace;
} else {
all_matched = false;
}
break;
case 'ATXHeader':
case 'SetextHeader':
case 'HorizontalRule':
// a header can never container > 1 line, so fail to match:
all_matched = false;
break;
case 'FencedCode':
// skip optional spaces of fence offset
i = container.fence_offset;
while (i > 0 && ln.charCodeAt(offset) === C_SPACE) {
offset++;
i--;
}
break;
case 'HtmlBlock':
if (blank) {
all_matched = false;
}
break;
case 'Paragraph':
if (blank) {
container.last_line_blank = true;
all_matched = false;
}
break;
default:
}
if (!all_matched) {
container = container.parent; // back up to last matching block
break;
}
}
last_matched_container = container;
// This function is used to finalize and close any unmatched
// blocks. We aren't ready to do this now, because we might
// have a lazy paragraph continuation, in which case we don't
// want to close unmatched blocks. So we store this closure for
// use later, when we have more information.
var closeUnmatchedBlocks = function(mythis) {
// finalize any blocks not matched
while (!already_done && oldtip != last_matched_container) {
mythis.finalize(oldtip, line_number);
oldtip = oldtip.parent;
}
var already_done = true;
};
// Check to see if we've hit 2nd blank line; if so break out of list:
if (blank && container.last_line_blank) {
this.breakOutOfLists(container, line_number);
}
// Unless last matched container is a code block, try new container starts,
// adding children to the last matched container:
while (container.t != 'FencedCode' &&
container.t != 'IndentedCode' &&
container.t != 'HtmlBlock' &&
// this is a little performance optimization:
matchAt(/^[ #`~*+_=<>0-9-]/,ln,offset) !== null) {
match = matchAt(/[^ ]/, ln, offset);
if (match === null) {
first_nonspace = ln.length;
blank = true;
} else {
first_nonspace = match;
blank = false;
}
indent = first_nonspace - offset;
if (indent >= CODE_INDENT) {
// indented code
if (this.tip.t != 'Paragraph' && !blank) {
offset += CODE_INDENT;
closeUnmatchedBlocks(this);
container = this.addChild('IndentedCode', line_number, offset);
} else { // indent > 4 in a lazy paragraph continuation
break;
}
} else if (ln.charCodeAt(first_nonspace) === C_GREATERTHAN) {
// blockquote
offset = first_nonspace + 1;
// optional following space
if (ln.charCodeAt(offset) === C_SPACE) {
offset++;
}
closeUnmatchedBlocks(this);
container = this.addChild('BlockQuote', line_number, offset);
} else if ((match = ln.slice(first_nonspace).match(/^#{1,6}(?: +|$)/))) {
// ATX header
offset = first_nonspace + match[0].length;
closeUnmatchedBlocks(this);
container = this.addChild('ATXHeader', line_number, first_nonspace);
container.level = match[0].trim().length; // number of #s
// remove trailing ###s:
container.strings =
[ln.slice(offset).replace(/(?:(\\#) *#*| *#+) *$/,'$1')];
break;
} else if ((match = ln.slice(first_nonspace).match(/^`{3,}(?!.*`)|^~{3,}(?!.*~)/))) {
// fenced code block
var fence_length = match[0].length;
closeUnmatchedBlocks(this);
container = this.addChild('FencedCode', line_number, first_nonspace);
container.fence_length = fence_length;
container.fence_char = match[0][0];
container.fence_offset = first_nonspace - offset;
offset = first_nonspace + fence_length;
break;
} else if (matchAt(reHtmlBlockOpen, ln, first_nonspace) !== null) {
// html block
closeUnmatchedBlocks(this);
container = this.addChild('HtmlBlock', line_number, first_nonspace);
// note, we don't adjust offset because the tag is part of the text
break;
} else if (container.t == 'Paragraph' &&
container.strings.length === 1 &&
((match = ln.slice(first_nonspace).match(/^(?:=+|-+) *$/)))) {
// setext header line
closeUnmatchedBlocks(this);
container.t = 'SetextHeader'; // convert Paragraph to SetextHeader
container.level = match[0][0] === '=' ? 1 : 2;
offset = ln.length;
} else if (matchAt(reHrule, ln, first_nonspace) !== null) {
// hrule
closeUnmatchedBlocks(this);
container = this.addChild('HorizontalRule', line_number, first_nonspace);
offset = ln.length - 1;
break;
} else if ((data = parseListMarker(ln, first_nonspace))) {
// list item
closeUnmatchedBlocks(this);
data.marker_offset = indent;
offset = first_nonspace + data.padding;
// add the list if needed
if (container.t !== 'List' ||
!(listsMatch(container.list_data, data))) {
container = this.addChild('List', line_number, first_nonspace);
container.list_data = data;
}
// add the list item
container = this.addChild('ListItem', line_number, first_nonspace);
container.list_data = data;
} else {
break;
}
if (acceptsLines(container.t)) {
// if it's a line container, it can't contain other containers
break;
}
}
// What remains at the offset is a text line. Add the text to the
// appropriate container.
match = matchAt(/[^ ]/, ln, offset);
if (match === null) {
first_nonspace = ln.length;
blank = true;
} else {
first_nonspace = match;
blank = false;
}
indent = first_nonspace - offset;
// First check for a lazy paragraph continuation:
if (this.tip !== last_matched_container &&
!blank &&
this.tip.t == 'Paragraph' &&
this.tip.strings.length > 0) {
// lazy paragraph continuation
this.last_line_blank = false;
this.addLine(ln, offset);
} else { // not a lazy continuation
// finalize any blocks not matched
closeUnmatchedBlocks(this);
// Block quote lines are never blank as they start with >
// and we don't count blanks in fenced code for purposes of tight/loose
// lists or breaking out of lists. We also don't set last_line_blank
// on an empty list item.
container.last_line_blank = blank &&
!(container.t == 'BlockQuote' ||
container.t == 'FencedCode' ||
(container.t == 'ListItem' &&
container.children.length === 0 &&
container.start_line == line_number));
var cont = container;
while (cont.parent) {
cont.parent.last_line_blank = false;
cont = cont.parent;
}
switch (container.t) {
case 'IndentedCode':
case 'HtmlBlock':
this.addLine(ln, offset);
break;
case 'FencedCode':
// check for closing code fence:
match = (indent <= 3 &&
ln.charAt(first_nonspace) == container.fence_char &&
ln.slice(first_nonspace).match(/^(?:`{3,}|~{3,})(?= *$)/));
if (match && match[0].length >= container.fence_length) {
// don't add closing fence to container; instead, close it:
this.finalize(container, line_number);
} else {
this.addLine(ln, offset);
}
break;
case 'ATXHeader':
case 'SetextHeader':
case 'HorizontalRule':
// nothing to do; we already added the contents.
break;
default:
if (acceptsLines(container.t)) {
this.addLine(ln, first_nonspace);
} else if (blank) {
// do nothing
} else if (container.t != 'HorizontalRule' &&
container.t != 'SetextHeader') {
// create paragraph container for line
container = this.addChild('Paragraph', line_number, first_nonspace);
this.addLine(ln, first_nonspace);
} else {
console.log("Line " + line_number.toString() +
" with container type " + container.t +
" did not match any condition.");
}
}
}
};
// Finalize a block. Close it and do any necessary postprocessing,
// e.g. creating string_content from strings, setting the 'tight'
// or 'loose' status of a list, and parsing the beginnings
// of paragraphs for reference definitions. Reset the tip to the
// parent of the closed block.
var finalize = function(block, line_number) {
var pos;
// don't do anything if the block is already closed
if (!block.open) {
return 0;
}
block.open = false;
if (line_number > block.start_line) {
block.end_line = line_number - 1;
} else {
block.end_line = line_number;
}
switch (block.t) {
case 'Paragraph':
block.string_content = block.strings.join('\n').replace(/^ */m,'');
// try parsing the beginning as link reference definitions:
while (block.string_content.charCodeAt(0) === C_OPEN_BRACKET &&
(pos = this.inlineParser.parseReference(block.string_content,
this.refmap))) {
block.string_content = block.string_content.slice(pos);
if (isBlank(block.string_content)) {
block.t = 'ReferenceDef';
break;
}
}
break;
case 'ATXHeader':
case 'SetextHeader':
case 'HtmlBlock':
block.string_content = block.strings.join('\n');
break;
case 'IndentedCode':
block.string_content = block.strings.join('\n').replace(/(\n *)*$/,'\n');
break;
case 'FencedCode':
// first line becomes info string
block.info = unescapeEntBS(block.strings[0].trim());
if (block.strings.length == 1) {
block.string_content = '';
} else {
block.string_content = block.strings.slice(1).join('\n') + '\n';
}
break;
case 'List':
block.tight = true; // tight by default
var numitems = block.children.length;
var i = 0;
while (i < numitems) {
var item = block.children[i];
// check for non-final list item ending with blank line:
var last_item = i == numitems - 1;
if (endsWithBlankLine(item) && !last_item) {
block.tight = false;
break;
}
// recurse into children of list item, to see if there are
// spaces between any of them:
var numsubitems = item.children.length;
var j = 0;
while (j < numsubitems) {
var subitem = item.children[j];
var last_subitem = j == numsubitems - 1;
if (endsWithBlankLine(subitem) && !(last_item && last_subitem)) {
block.tight = false;
break;
}
j++;
}
i++;
}
break;
default:
break;
}
this.tip = block.parent || this.top;
};
// Walk through a block & children recursively, parsing string content
// into inline content where appropriate.
var processInlines = function(block) {
switch(block.t) {
case 'Paragraph':
case 'SetextHeader':
case 'ATXHeader':
block.inline_content =
this.inlineParser.parse(block.string_content.trim(), this.refmap);
block.string_content = "";
break;
default:
break;
}
if (block.children) {
for (var i = 0; i < block.children.length; i++) {
this.processInlines(block.children[i]);
}
}
};
// The main parsing function. Returns a parsed document AST.
var parse = function(input) {
this.doc = makeBlock('Document', 1, 1);
this.tip = this.doc;
this.refmap = {};
var lines = input.replace(/\n$/,'').split(/\r\n|\n|\r/);
var len = lines.length;
for (var i = 0; i < len; i++) {
this.incorporateLine(lines[i], i+1);
}
while (this.tip) {
this.finalize(this.tip, len - 1);
}
this.processInlines(this.doc);
return this.doc;
};
// The DocParser object.
function DocParser(){
return {
doc: makeBlock('Document', 1, 1),
tip: this.doc,
refmap: {},
inlineParser: new InlineParser(),
breakOutOfLists: breakOutOfLists,
addLine: addLine,
addChild: addChild,
incorporateLine: incorporateLine,
finalize: finalize,
processInlines: processInlines,
parse: parse
};
}
// HTML RENDERER
// Helper function to produce content in a pair of HTML tags.
var inTags = function(tag, attribs, contents, selfclosing) {
var result = '<' + tag;
if (attribs) {
var i = 0;
var attrib;
while ((attrib = attribs[i]) !== undefined) {
result = result.concat(' ', attrib[0], '="', attrib[1], '"');
i++;
}
}
if (contents) {
result = result.concat('>', contents, '</', tag, '>');
} else if (selfclosing) {
result = result + ' />';
} else {
result = result.concat('></', tag, '>');
}
return result;
};
// Render an inline element as HTML.
var renderInline = function(inline) {
var attrs;
switch (inline.t) {
case 'Str':
return this.escape(inline.c);
case 'Softbreak':
return this.softbreak;
case 'Hardbreak':
return inTags('br',[],"",true) + '\n';
case 'Emph':
return inTags('em', [], this.renderInlines(inline.c));
case 'Strong':
return inTags('strong', [], this.renderInlines(inline.c));
case 'Html':
return inline.c;
case 'Link':
attrs = [['href', this.escape(inline.destination, true)]];
if (inline.title) {
attrs.push(['title', this.escape(inline.title, true)]);
}
return inTags('a', attrs, this.renderInlines(inline.label));
case 'Image':
attrs = [['src', this.escape(inline.destination, true)],
['alt', this.escape(this.renderInlines(inline.label))]];
if (inline.title) {
attrs.push(['title', this.escape(inline.title, true)]);
}
return inTags('img', attrs, "", true);
case 'Code':
return inTags('code', [], this.escape(inline.c));
default:
console.log("Unknown inline type " + inline.t);
return "";
}
};
// Render a list of inlines.
var renderInlines = function(inlines) {
var result = '';
for (var i=0; i < inlines.length; i++) {
result = result + this.renderInline(inlines[i]);
}
return result;
};
// Render a single block element.
var renderBlock = function(block, in_tight_list) {
var tag;
var attr;
var info_words;
switch (block.t) {
case 'Document':
var whole_doc = this.renderBlocks(block.children);
return (whole_doc === '' ? '' : whole_doc + '\n');
case 'Paragraph':
if (in_tight_list) {
return this.renderInlines(block.inline_content);
} else {
return inTags('p', [], this.renderInlines(block.inline_content));
}
break;
case 'BlockQuote':
var filling = this.renderBlocks(block.children);
return inTags('blockquote', [], filling === '' ? this.innersep :
this.innersep + filling + this.innersep);
case 'ListItem':
return inTags('li', [], this.renderBlocks(block.children, in_tight_list).trim());
case 'List':
tag = block.list_data.type == 'Bullet' ? 'ul' : 'ol';
attr = (!block.list_data.start || block.list_data.start == 1) ?
[] : [['start', block.list_data.start.toString()]];
return inTags(tag, attr, this.innersep +
this.renderBlocks(block.children, block.tight) +
this.innersep);
case 'ATXHeader':
case 'SetextHeader':
tag = 'h' + block.level;
return inTags(tag, [], this.renderInlines(block.inline_content));
case 'IndentedCode':
return inTags('pre', [],
inTags('code', [], this.escape(block.string_content)));
case 'FencedCode':
info_words = block.info.split(/ +/);
attr = info_words.length === 0 || info_words[0].length === 0 ?
[] : [['class','language-' +
this.escape(info_words[0],true)]];
return inTags('pre', [],
inTags('code', attr, this.escape(block.string_content)));
case 'HtmlBlock':
return block.string_content;
case 'ReferenceDef':
return "";
case 'HorizontalRule':
return inTags('hr',[],"",true);
default:
console.log("Unknown block type " + block.t);
return "";
}
};
// Render a list of block elements, separated by this.blocksep.
var renderBlocks = function(blocks, in_tight_list) {
var result = [];
for (var i=0; i < blocks.length; i++) {
if (blocks[i].t !== 'ReferenceDef') {
result.push(this.renderBlock(blocks[i], in_tight_list));
}
}
return result.join(this.blocksep);
};
// The HtmlRenderer object.
function HtmlRenderer(){
return {
// default options:
blocksep: '\n', // space between blocks
innersep: '\n', // space between block container tag and contents
softbreak: '\n', // by default, soft breaks are rendered as newlines in HTML
// set to "<br />" to make them hard breaks
// set to " " if you want to ignore line wrapping in source
escape: function(s, preserve_entities) {
if (preserve_entities) {
return s.replace(/[&](?![#](x[a-f0-9]{1,8}|[0-9]{1,8});|[a-z][a-z0-9]{1,31};)/gi,'&amp;')
.replace(/[<]/g,'&lt;')
.replace(/[>]/g,'&gt;')
.replace(/["]/g,'&quot;');
} else {
return s.replace(/[&]/g,'&amp;')
.replace(/[<]/g,'&lt;')
.replace(/[>]/g,'&gt;')
.replace(/["]/g,'&quot;');
}
},
renderInline: renderInline,
renderInlines: renderInlines,
renderBlock: renderBlock,
renderBlocks: renderBlocks,
render: renderBlock
};
}
exports.DocParser = DocParser;
exports.HtmlRenderer = HtmlRenderer;
})(typeof exports === 'undefined' ? this.stmd = {} : exports);