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liquidjs

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A simple, expressive and safe Shopify / Github Pages compatible template engine in pure JavaScript.

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Kt(this.input,t,r,e,this.file)},F.prototype.error=function(e,t){return void 0===t&&(t=this.p),new ie(e,new dt(this.input,t,this.N,this.file))},F.prototype.assert=function(e,t,r){if(!e)throw this.error("function"==typeof t?t():t,r)},F.prototype.snapshot=function(e){return void 0===e&&(e=this.p),JSON.stringify((e=this.input.slice(e,this.N),t=32,e.length>t?e.slice(0,t-3)+"...":e));var t},F.prototype.readWord=function(){return this.readIdentifier()},F.prototype.readIdentifier=function(){this.skipBlank();for(var e=this.p;!this.end()&&this.peekType()&ke;)++this.p;return new dt(this.input,e,this.p,this.file)},F.prototype.readTagName=function(){return this.skipBlank(),"#"===this.input[this.p]?this.input.slice(this.p,++this.p):this.readIdentifier().getText()},F.prototype.readHashes=function(e){for(var t=[];;){var r=this.readHash(e);if(!r)return t;t.push(r)}},F.prototype.readHash=function(e){this.skipBlank(),","===this.peek()&&++this.p;var t,r=this.p,n=this.readIdentifier();if(n.size())return this.skipBlank(),e=e?"=":":",this.peek()===e&&(++this.p,t=this.readValue()),new Lt(this.input,r,this.p,n,t,this.file)},F.prototype.remaining=function(){return this.input.slice(this.p,this.N)},F.prototype.advance=function(e){this.p+=e=void 0===e?1:e},F.prototype.end=function(){return this.p>=this.N},F.prototype.readTo=function(e){for(;this.p<this.N;)if(++this.p,this.rmatch(e))return this.p;return-1},F.prototype.readValue=function(){this.skipBlank();for(var e=this.p,t=this.readLiteral()||this.readQuoted()||this.readRange()||this.readNumber(),r=[];;){if("["===this.peek()){this.p++;var n=this.readValue()||new dt(this.input,this.p,this.p,this.file);this.assert(-1!==this.readTo("]"),"[ not closed")}else{if(!t&&!r.length)if((n=this.readIdentifier()).size()){r.push(n);continue}if("."!==this.peek()||"."===this.peek(1))break;if(this.p++,!(n=this.readIdentifier()).size())break}r.push(n)}return r.length?new zt(t,r,this.input,e,this.p):t},F.prototype.readNumber=function(){this.skipBlank();var e,t=!1,r=!1,n=0;for(64&this.peekType()&&n++;this.p+n<=this.N;){if(32&this.peekType(n))r=!0;else{if("."!==this.peek(n)||"."===this.peek(n+1))break;if(t||!r)return;t=!0}n++}if(r&&!(this.peekType(n)&ke))return e=new ht(this.input,this.p,this.p+n,this.file),this.advance(n),e},F.prototype.readLiteral=function(){this.skipBlank();var e,t=this.matchTrie(this.literalTrie);if(-1!==t)return e=new yt(this.input,this.p,t,this.file),this.p=t,e},F.prototype.readRange=function(){this.skipBlank();var e,t,r=this.p;if("("===this.peek())return++this.p,e=this.readValueOrThrow(),this.p+=2,t=this.readValueOrThrow(),++this.p,new Bt(this.input,r,this.p,e,t,this.file)},F.prototype.readValueOrThrow=function(){var e=this,t=this.readValue();return this.assert(t,function(){return"unexpected token ".concat(e.snapshot(),", value expected")}),t},F.prototype.readQuoted=function(){this.skipBlank();var e=this.p;if(8&this.peekType()){++this.p;for(var t=!1;this.p<this.N&&(++this.p,this.input[this.p-1]!==this.input[e]||t);)t?t=!1:"\\"===this.input[this.p-1]&&(t=!0);return new Vt(this.input,e,this.p,this.file)}},F.prototype.readFileNameTemplate=function(t){var r,n,i;return x(this,function(e){switch(e.label){case 0:r=t.outputDelimiterLeft,n=[","," ",r],i=new Set(n),e.label=1;case 1:return this.p<this.N&&!i.has(this.peek())?[4,this.match(r)?this.readOutputToken(t):this.readHTMLToken(n)]:[3,3];case 2:return e.sent(),[3,1];case 3:return[2]}})},F.prototype.match=function(e){for(var t=0;t<e.length;t++)if(e[t]!==this.input[this.p+t])return!1;return!0},F.prototype.rmatch=function(e){for(var t=0;t<e.length;t++)if(e[e.length-1-t]!==this.input[this.p-1-t])return!1;return!0},F.prototype.peekType=function(e){return this.p+(e=void 0===e?0:e)>=this.N?0:p[this.input.charCodeAt(this.p+e)]},F.prototype.peek=function(e){return this.p+(e=void 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n=zr.call(this,e)||this;return n.name=e.name,n.liquid=r,n.tokenizer=e.tokenizer,n}Rr.prototype.render=function(t){var r,n,i,s,o,a,u,c,l;return x(this,function(e){switch(e.label){case 0:r={},e.label=1;case 1:e.trys.push([1,8,9,10]),n=O(Object.keys(this.hash)),i=n.next(),e.label=2;case 2:return i.done?[3,7]:(s=i.value,o=r,a=s,void 0!==this.hash[s]?[3,3]:(u=!0,[3,5]));case 3:return[4,R(this.hash[s],t)];case 4:u=e.sent(),e.label=5;case 5:o[a]=u,e.label=6;case 6:return i=n.next(),[3,2];case 7:return[3,10];case 8:return c=e.sent(),c={error:c},[3,10];case 9:try{i&&!i.done&&(l=n.return)&&l.call(n)}finally{if(c)throw c.error}return[7];case 10:return[2,r]}})};var Sr=Rr;function Rr(e,t){this.hash={};var r,n,e=new kr(e,{});try{for(var i=O(e.readHashes(t)),s=i.next();!s.done;s=i.next()){var o=s.value;this.hash[o.name.content]=o.value}}catch(e){r={error:e}}finally{try{s&&!s.done&&(n=i.return)&&n.call(i)}finally{if(r)throw r.error}}}qr.prototype.render=function(t,r){var n,i,s,o,a,u,c,l,h,p,f;return x(this,function(e){switch(e.label){case 0:n=[],e.label=1;case 1:e.trys.push([1,8,9,10]),i=O(this.args),s=i.next(),e.label=2;case 2:return s.done?[3,7]:g(o=s.value)?(u=(a=n).push,c=[o[0]],[4,R(o[1],r)]):[3,4];case 3:return u.apply(a,[c.concat([e.sent()])]),[3,6];case 4:return h=(l=n).push,[4,R(o,r)];case 5:h.apply(l,[e.sent()]),e.label=6;case 6:return s=i.next(),[3,2];case 7:return[3,10];case 8:return p=e.sent(),p={error:p},[3,10];case 9:try{s&&!s.done&&(f=i.return)&&f.call(i)}finally{if(p)throw p.error}return[7];case 10:return[4,this.handler.apply({context:r,liquid:this.liquid},v([t],d(n),!1))];case 11:return[2,e.sent()]}})};var Fr=qr;function qr(e,t,r,n){this.name=e,this.handler=c(t)?t:c(null==t?void 0:t.handler)?t.handler:J,this.raw=!c(t)&&!(null==t||!t.raw),this.args=r,this.liquid=n}Lr.prototype.value=function(t,r){var n,i,s,o,a;return x(this,function(e){switch(e.label){case 0:return r=r||t.opts.lenientIf&&0<this.filters.length&&"default"===this.filters[0].name,[4,this.initial.evaluate(t,r)];case 1:n=e.sent(),e.label=2;case 2:e.trys.push([2,7,8,9]),i=O(this.filters),s=i.next(),e.label=3;case 3:return s.done?[3,6]:[4,s.value.render(n,t)];case 4:n=e.sent(),e.label=5;case 5:return s=i.next(),[3,3];case 6:return[3,9];case 7:return o=e.sent(),o={error:o},[3,9];case 8:try{s&&!s.done&&(a=i.return)&&a.call(i)}finally{if(o)throw o.error}return[7];case 9:return[2,n]}})},Lr.prototype.getFilter=function(e,t){var r=e.filters[t];return z(r||!e.options.strictFilters,function(){return"undefined filter: ".concat(t)}),r};var L=Lr;function Lr(e,r){var n=this,e=(this.filters=[],"string"==typeof e?new kr(e,r.options.operators).readFilteredValue():e);this.initial=e.initial,this.filters=e.filters.map(function(e){var t=e.name,e=e.args;return new Fr(t,n.getFilter(r,t),e,r)})}s(jr,Er=Or),jr.prototype.render=function(t,r){var n;return x(this,function(e){switch(e.label){case 0:return[4,this.value.value(t,!1)];case 1:return n=e.sent(),r.write(n),[2]}})};var Er,Dr=jr;function jr(e,t){var r,n=this,n=Er.call(this,e)||this,e=new kr(e.input,t.options.operators,e.file,e.contentRange),e=(n.value=new L(e.readFilteredValue(),t),n.value.filters),i=t.options.outputEscape;return null!=(r=e[e.length-1])&&r.raw||!i||e.push(new Fr(toString.call(i),i,[],t)),n}s(Vr,Mr=Or),Vr.prototype.render=function(e,t){return x(this,function(e){return t.write(this.str),[2]})};var Mr,Pr,Nr=Vr;function Vr(e){var t=Mr.call(this,e)||this;return t.str=e.getContent(),t}(i=Pr=Pr||{}).Partials="partials",i.Layouts="layouts",i.Root="root";Ir.prototype.lookup=function(t,r,n,i){var s,o,a,u,c,l,h,p;return x(this,function(e){switch(e.label){case 0:s=this.options.fs,o=this.options[r],e.label=1;case 1:e.trys.push([1,8,9,10]),a=O(this.candidates(t,o,i,r!==Pr.Root)),u=a.next(),e.label=2;case 2:return u.done?[3,7]:(c=u.value,n?(l=s.existsSync(c),[3,5]):[3,3]);case 3:return[4,s.exists(c)];case 4:l=e.sent(),e.label=5;case 5:if(l)return[2,c];e.label=6;case 6:return u=a.next(),[3,2];case 7:return[3,10];case 8:return h=e.sent(),h={error:h},[3,10];case 9:try{u&&!u.done&&(p=a.return)&&p.call(a)}finally{if(h)throw h.error}return[7];case 10:throw this.lookupError(t,o)}})},Ir.prototype.candidates=function(t,r,n,i){var s,o,a,u,c,l,h,p,f,d,v,g,y;return x(this,function(e){switch(e.label){case 0:if(o=this.options,s=o.fs,o=o.extname,!this.shouldLoadRelative(t)||!n)return[3,8];p=s.resolve(this.dirname(n),t,o),e.label=1;case 1:e.trys.push([1,6,7,8]),a=O(r),u=a.next(),e.label=2;case 2:return u.done?[3,5]:(h=u.value,i&&!this.contains(h,p)?[3,4]:[4,p]);case 3:return e.sent(),[3,5];case 4:return u=a.next(),[3,2];case 5:return[3,8];case 6:return d=e.sent(),d={error:d},[3,8];case 7:try{u&&!u.done&&(v=a.return)&&v.call(a)}finally{if(d)throw d.error}return[7];case 8:e.trys.push([8,13,14,15]),c=O(r),l=c.next(),e.label=9;case 9:return l.done?[3,12]:(h=l.value,p=s.resolve(h,t,o),i&&!this.contains(h,p)?[3,11]:[4,p]);case 10:e.sent(),e.label=11;case 11:return l=c.next(),[3,9];case 12:return[3,15];case 13:return g=e.sent(),g={error:g},[3,15];case 14:try{l&&!l.done&&(y=c.return)&&y.call(c)}finally{if(g)throw g.error}return[7];case 15:return void 0===s.fallback?[3,17]:void 0===(f=s.fallback(t))?[3,17]:[4,f];case 16:e.sent(),e.label=17;case 17:return[2]}})},Ir.prototype.dirname=function(e){var t=this.options.fs;return z(t.dirname,"`fs.dirname` is required for relative reference"),t.dirname(e)},Ir.prototype.lookupError=function(e,t){var r=new Error("ENOENT");return r.message='ENOENT: Failed to lookup "'.concat(e,'" in "').concat(t,'"'),r.code="ENOENT",r};var Ar=Ir;function Ir(e){var t;(this.options=e).relativeReference?(z(e=e.fs.sep,"`fs.sep` is required for relative reference"),t=new RegExp(["."+e,".."+e,"./","../"].map(function(e){return e.replace(/[-/\\^$*+?.()|[\]{}]/g,"\\$&")}).join("|")),this.shouldLoadRelative=function(e){return t.test(e)}):this.shouldLoadRelative=function(e){return!1},this.contains=this.options.fs.contains||function(){return!0}}Cr.prototype.parse=function(e,t){e=new kr(e,this.liquid.options.operators,t).readTopLevelTokens(this.liquid.options);return this.parseTokens(e)},Cr.prototype.parseTokens=function(e){for(var t,r=[];t=e.shift();)r.push(this.parseToken(t,e));return r},Cr.prototype.parseToken=function(t,e){try{var r;return Qr(t)?(z(r=this.liquid.tags[t.name],'tag "'.concat(t.name,'" not found')),new r(t,e,this.liquid)):$r(t)?new Dr(t,this.liquid):new Nr(t)}catch(e){if(te.is(e))throw e;throw new ae(e,t)}},Cr.prototype.parseStream=function(e){var r=this;return new Tr(e,function(e,t){return r.parseToken(e,t)})},Cr.prototype._parseFileCached=function(t,r,n,i){var s,o,a,u,c,l;return void 0===n&&(n=Pr.Root),x(this,function(e){switch(e.label){case 0:return s=this.cache,o=this.loader.shouldLoadRelative(t)?i+","+t:n+":"+t,[4,s.read(o)];case 1:return(l=e.sent())?[2,l]:(a=this._parseFile(t,r,n,i),r?[4,a]:[3,3]);case 2:return c=e.sent(),[3,4];case 3:c=w(a),e.label=4;case 4:u=c,s.write(o,u),e.label=5;case 5:return e.trys.push([5,7,,8]),[4,u];case 6:return[2,e.sent()];case 7:throw l=e.sent(),s.remove(o),l;case 8:return[2]}})},Cr.prototype._parseFile=function(t,r,n,i){var s,o,a,u;return void 0===n&&(n=Pr.Root),x(this,function(e){switch(e.label){case 0:return[4,this.loader.lookup(t,n,r,i)];case 1:return(s=e.sent(),a=(o=this.liquid).parse,r)?(u=this.fs.readFileSync(s),[3,4]):[3,2];case 2:return[4,this.fs.readFile(s)];case 3:u=e.sent(),e.label=4;case 4:return[2,a.apply(o,[u,s])]}})};var Br=Cr;function Cr(e){this.liquid=e,this.cache=this.liquid.options.cache,this.fs=this.liquid.options.fs,this.parseFile=this.cache?this._parseFileCached:this._parseFile,this.loader=new Ar(this.liquid.options)}function Hr(e){return!!(E(e)&l.TokenKind.Delimited)}function Kr(e){return E(e)===l.TokenKind.Operator}function Ur(e){return E(e)===l.TokenKind.HTML}function $r(e){return E(e)===l.TokenKind.Output}function Qr(e){return E(e)===l.TokenKind.Tag}function Wr(e){return E(e)===l.TokenKind.Quoted}function Yr(e){return E(e)===l.TokenKind.PropertyAccess}function Jr(e){return E(e)===l.TokenKind.Range}function E(e){return e?e.kind:-1}(i=l.TokenKind||(l.TokenKind={}))[i.Number=1]="Number",i[i.Literal=2]="Literal",i[i.Tag=4]="Tag",i[i.Output=8]="Output",i[i.HTML=16]="HTML",i[i.Filter=32]="Filter",i[i.Hash=64]="Hash",i[i.PropertyAccess=128]="PropertyAccess",i[i.Word=256]="Word",i[i.Range=512]="Range",i[i.Quoted=1024]="Quoted",i[i.Operator=2048]="Operator",i[i.FilteredValue=4096]="FilteredValue",i[i.Delimited=12]="Delimited";var Zr,i=Object.freeze({__proto__:null,isDelimitedToken:Hr,isOperatorToken:Kr,isHTMLToken:Ur,isOutputToken:$r,isTagToken:Qr,isQuotedToken:Wr,isLiteralToken:function(e){return E(e)===l.TokenKind.Literal},isNumberToken:function(e){return E(e)===l.TokenKind.Number},isPropertyAccessToken:Yr,isWordToken:function(e){return E(e)===l.TokenKind.Word},isRangeToken:Jr}),Gr=(D.prototype.getRegister=function(e){return this.registers[e]=this.registers[e]||{}},D.prototype.setRegister=function(e,t){return this.registers[e]=t},D.prototype.saveRegister=function(){for(var t=this,e=[],r=0;r<arguments.length;r++)e[r]=arguments[r];return e.map(function(e){return[e,t.getRegister(e)]})},D.prototype.restoreRegister=function(e){var r=this;return e.forEach(function(e){var e=d(e,2),t=e[0],e=e[1];return r.setRegister(t,e)})},D.prototype.getAll=function(){return v([this.globals,this.environments],d(this.scopes),!1).reduce(function(e,t){return T(e,t)},{})},D.prototype.get=function(e){return this.getSync(e)},D.prototype.getSync=function(e){return k(this._get(e))},D.prototype._get=function(t){var r;return x(this,function(e){switch(e.label){case 0:return 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