Function T

webdiff/static/js/highlight.min.js:187–250

(e,t,r,i)

r=e,n=t),void 0===a&&(a=!0);const i={code:n,language:r};I("before:highlight",i)
;const s=i.result?i.result:T(i.language,i.code,a)
;return s.code=i.code,I("after:highlight",s),s}function T(e,t,r,i){
const l=Object.create(null);function _(){if(!h.keywords)return void A.addText(v)
;let e=0;h.keywordPatternRe.lastIndex=0;let t=h.keywordPatternRe.exec(v),a=""
;for(;t;){a+=v.substring(e,t.index)
;const r=R.case_insensitive?t[0].toLowerCase():t[0],i=(n=r,h.keywords[n]);if(i){
const[e,n]=i
;if(A.addText(a),a="",l[r]=(l[r]||0)+1,l[r]<=7&&(y+=n),e.startsWith("_"))a+=t[0];else{
const a=R.classNameAliases[e]||e;A.addKeyword(t[0],a)}}else a+=t[0]
;e=h.keywordPatternRe.lastIndex,t=h.keywordPatternRe.exec(v)}var n
;a+=v.substring(e),A.addText(a)}function d(){null!=h.subLanguage?(()=>{
if(""===v)return;let e=null;if("string"==typeof h.subLanguage){
if(!n[h.subLanguage])return void A.addText(v)
;e=T(h.subLanguage,v,!0,I[h.subLanguage]),I[h.subLanguage]=e._top
}else e=b(v,h.subLanguage.length?h.subLanguage:null)
;h.relevance>0&&(y+=e.relevance),A.addSublanguage(e._emitter,e.language)
})():_(),v=""}function m(e,t){let a=1;const n=t.length-1;for(;a<=n;){
if(!e._emit[a]){a++;continue}const n=R.classNameAliases[e[a]]||e[a],r=t[a]
;n?A.addKeyword(r,n):(v=r,_(),v=""),a++}}function p(e,t){
return e.scope&&"string"==typeof e.scope&&A.openNode(R.classNameAliases[e.scope]||e.scope),
e.beginScope&&(e.beginScope._wrap?(A.addKeyword(v,R.classNameAliases[e.beginScope._wrap]||e.beginScope._wrap),
v=""):e.beginScope._multi&&(m(e.beginScope,t),v="")),h=Object.create(e,{parent:{
value:h}}),h}function u(e,t,n){let r=((e,t)=>{const a=e&&e.exec(t)
;return a&&0===a.index})(e.endRe,n);if(r){if(e["on:end"]){const n=new a(e)
;e["on:end"](t,n),n.isMatchIgnored&&(r=!1)}if(r){
for(;e.endsParent&&e.parent;)e=e.parent;return e}}
if(e.endsWithParent)return u(e.parent,t,n)}function E(e){
return 0===h.matcher.regexIndex?(v+=e[0],1):(L=!0,0)}function g(e){
const a=e[0],n=t.substring(e.index),r=u(h,e,n);if(!r)return te;const i=h
;h.endScope&&h.endScope._wrap?(d(),
A.addKeyword(a,h.endScope._wrap)):h.endScope&&h.endScope._multi?(d(),
m(h.endScope,e)):i.skip?v+=a:(i.returnEnd||i.excludeEnd||(v+=a),
d(),i.excludeEnd&&(v=a));do{
h.scope&&A.closeNode(),h.skip||h.subLanguage||(y+=h.relevance),h=h.parent
}while(h!==r.parent);return r.starts&&p(r.starts,e),i.returnEnd?0:a.length}
let S={};function C(n,i){const o=i&&i[0];if(v+=n,null==o)return d(),0
;if("begin"===S.type&&"end"===i.type&&S.index===i.index&&""===o){
if(v+=t.slice(i.index,i.index+1),!s){const t=Error(`0 width match regex (${e})`)
;throw t.languageName=e,t.badRule=S.rule,t}return 1}
if(S=i,"begin"===i.type)return(e=>{
const t=e[0],n=e.rule,r=new a(n),i=[n.__beforeBegin,n["on:begin"]]
;for(const a of i)if(a&&(a(e,r),r.isMatchIgnored))return E(t)
;return n.skip?v+=t:(n.excludeBegin&&(v+=t),
d(),n.returnBegin||n.excludeBegin||(v=t)),p(n,e),n.returnBegin?0:t.length})(i)
;if("illegal"===i.type&&!r){
const e=Error('Illegal lexeme "'+o+'" for mode "'+(h.scope||"<unnamed>")+'"')
;throw e.mode=h,e}if("end"===i.type){const e=g(i);if(e!==te)return e}
if("illegal"===i.type&&""===o)return 1
;if(M>1e5&&M>3*i.index)throw Error("potential infinite loop, way more iterations than matches")
;return v+=o,o.length}const R=O(e)
;if(!R)throw q(o.replace("{}",e)),Error('Unknown language: "'+e+'"')
;const N=j(R);let f="",h=i||N;const I={},A=new c.__emitter(c);(()=>{const e=[]
;for(let t=h;t!==R;t=t.parent)t.scope&&e.unshift(t.scope)
;e.forEach((e=>A.openNode(e)))})();let v="",y=0,D=0,M=0,L=!1;try{
for(h.matcher.considerAll();;){
M++,L?L=!1:h.matcher.considerAll(),h.matcher.lastIndex=D
;const e=h.matcher.exec(t);if(!e)break;const a=C(t.substring(D,e.index),e)
;D=e.index+a}
return C(t.substring(D)),A.closeAllNodes(),A.finalize(),f=A.toHTML(),{