@ulb-darmstadt/shacl-form/dist/form-material.js

SHACL form generator

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this._graph}toJSON(){return{termType:this.termType,subject:this._subject.toJSON(),predicate:this._predicate.toJSON(),object:this._object.toJSON(),graph:this._graph.toJSON()}}equals(e){return!!e&&this._subject.equals(e.subject)&&this._predicate.equals(e.predicate)&&this._object.equals(e.object)&&this._graph.equals(e.graph)}};function Bf(i){return new Fo(i)}function qf(i){return new Bm(i||`n3-${jm++}`)}function Uf(i,e){if(typeof e=="string")return new bi(`"${i}"@${e.toLowerCase()}`);let t=e?e.value:"";return t===""&&(typeof i=="boolean"?t=Br.boolean:typeof i=="number"&&(Number.isFinite(i)?t=Number.isInteger(i)?Br.integer:Br.double:(t=Br.double,Number.isNaN(i)||(i=i>0?"INF":"-INF")))),t===""||t===Br.string?new bi(`"${i}"`):new bi(`"${i}"^^${t}`)}function Vf(i){return new qm(i)}function Vm(){return $n}function Jl(i,e,t,r){return new jo(i,e,t,r)}function fs(i){if(i instanceof Ni)return i;switch(i.termType){case"NamedNode":return Bf(i.value);case"BlankNode":return qf(i.value);case"Variable":return Vf(i.value);case"DefaultGraph":return $n;case"Literal":return Uf(i.value,i.language||i.datatype);case"Quad":return zf(i);default:throw new Error(`Unexpected termType: ${i.termType}`)}}function zf(i){if(i instanceof jo)return i;if(i.termType!=="Quad")throw new Error(`Unexpected termType: ${i.termType}`);return Jl(fs(i.subject),fs(i.predicate),fs(i.object),fs(i.graph))}let Dd=0;class Hf{constructor(e){this._contextStack=[],this._graph=null,e=e||{},this._setBase(e.baseIRI),e.factory&&Wf(this,e.factory);const t=typeof e.format=="string"?e.format.match(/\w*$/)[0].toLowerCase():"",r=/turtle/.test(t),n=/trig/.test(t),s=/triple/.test(t),o=/quad/.test(t),a=this._n3Mode=/n3/.test(t),c=s||o;(this._supportsNamedGraphs=!(r||a))||(this._readPredicateOrNamedGraph=this._readPredicate),this._supportsQuads=!(r||n||s||a),this._isImpliedBy=e.isImpliedBy,this._supportsRDFStar=t===""||/star|\*$/.test(t),c&&(this._resolveRelativeIRI=l=>null),this._blankNodePrefix=typeof e.blankNodePrefix!="string"?"":e.blankNodePrefix.replace(/^(?!_:)/,"_:"),this._lexer=e.lexer||new Mm({lineMode:c,n3:a,isImpliedBy:this._isImpliedBy}),this._explicitQuantifiers=!!e.explicitQuantifiers}static _resetBlankNodePrefix(){Dd=0}_setBase(e){if(!e)this._base="",this._basePath="";else{const t=e.indexOf("#");t>=0&&(e=e.substr(0,t)),this._base=e,this._basePath=e.indexOf("/")<0?e:e.replace(/[^\/?]*(?:\?.*)?$/,""),e=e.match(/^(?:([a-z][a-z0-9+.-]*:))?(?:\/\/[^\/]*)?/i),this._baseRoot=e[0],this._baseScheme=e[1]}}_saveContext(e,t,r,n,s){const o=this._n3Mode;this._contextStack.push({type:e,subject:r,predicate:n,object:s,graph:t,inverse:o?this._inversePredicate:!1,blankPrefix:o?this._prefixes._:"",quantified:o?this._quantified:null}),o&&(this._inversePredicate=!1,this._prefixes._=this._graph?`${this._graph.value}.`:".",this._quantified=Object.create(this._quantified))}_restoreContext(e,t){const r=this._contextStack.pop();if(!r||r.type!==e)return this._error(`Unexpected ${t.type}`,t);this._subject=r.subject,this._predicate=r.predicate,this._object=r.object,this._graph=r.graph,this._n3Mode&&(this._inversePredicate=r.inverse,this._prefixes._=r.blankPrefix,this._quantified=r.quantified)}_readInTopContext(e){switch(e.type){case"eof":return this._graph!==null?this._error("Unclosed graph",e):(delete this._prefixes._,this._callback(null,null,this._prefixes));case"PREFIX":this._sparqlStyle=!0;case"@prefix":return this._readPrefix;case"BASE":this._sparqlStyle=!0;case"@base":return this._readBaseIRI;case"{":if(this._supportsNamedGraphs)return this._graph="",this._subject=null,this._readSubject;case"GRAPH":if(this._supportsNamedGraphs)return this._readNamedGraphLabel;default:return this._readSubject(e)}}_readEntity(e,t){let r;switch(e.type){case"IRI":case"typeIRI":const n=this._resolveIRI(e.value);if(n===null)return this._error("Invalid IRI",e);r=this._factory.namedNode(n);break;case"type":case"prefixed":const s=this._prefixes[e.prefix];if(s===void 0)return this._error(`Undefined prefix "${e.prefix}:"`,e);r=this._factory.namedNode(s+e.value);break;case"blank":r=this._factory.blankNode(this._prefixes[e.prefix]+e.value);break;case"var":r=this._factory.variable(e.value.substr(1));break;default:return this._error(`Expected entity but got ${e.type}`,e)}return!t&&this._n3Mode&&r.id in this._quantified&&(r=this._quantified[r.id]),r}_readSubject(e){switch(this._predicate=null,e.type){case"[":return this._saveContext("blank",this._graph,this._subject=this._factory.blankNode(),null,null),this._readBlankNodeHead;case"(":return this._saveContext("list",this._graph,this.RDF_NIL,null,null),this._subject=null,this._readListItem;case"{":return this._n3Mode?(this._saveContext("formula",this._graph,this._graph=this._factory.blankNode(),null,null),this._readSubject):this._error("Unexpected graph",e);case"}":return this._readPunctuation(e);case"@forSome":return this._n3Mode?(this._subject=null,this._predicate=this.N3_FORSOME,this._quantifier="blankNode",this._readQuantifierList):this._error('Unexpected "@forSome"',e);case"@forAll":return this._n3Mode?(this._subject=null,this._predicate=this.N3_FORALL,this._quantifier="variable",this._readQuantifierList):this._error('Unexpected "@forAll"',e);case"literal":if(!this._n3Mode)return this._error("Unexpected literal",e);if(e.prefix.length===0)return this._literalValue=e.value,this._completeSubjectLiteral;this._subject=this._factory.literal(e.value,this._factory.namedNode(e.prefix));break;case"<<":return this._supportsRDFStar?(this._saveContext("<<",this._graph,null,null,null),this._graph=null,this._readSubject):this._error("Unexpected RDF-star syntax",e);default:if((this._subject=this._readEntity(e))===void 0)return;if(this._n3Mode)return this._getPathReader(this._readPredicateOrNamedGraph)}return this._readPredicateOrNamedGraph}_readPredicate(e){const t=e.type;switch(t){case"inverse":this._inversePredicate=!0;case"abbreviation":this._predicate=this.ABBREVIATIONS[e.value];break;case".":case"]":case"}":return this._predicate===null?this._error(`Unexpected ${t}`,e):(this._subject=null,t==="]"?this._readBlankNodeTail(e):this._readPunctuation(e));case";":return this._predicate!==null?this._readPredicate:this._error("Expected predicate but got ;",e);case"[":if(this._n3Mode)return this._saveContext("blank",this._graph,this._subject,this._subject=this._factory.blankNode(),null),this._readBlankNodeHead;case"blank":if(!this._n3Mode)return this._error("Disallowed blank node as predicate",e);default:if((this._predicate=this._readEntity(e))===void 0)return}return this._readObject}_readObject(e){switch(e.type){case"literal":if(e.prefix.length===0)return this._literalValue=e.value,this._readDataTypeOrLang;this._object=this._factory.literal(e.value,this._factory.namedNode(e.prefix));break;case"[":return this._saveContext("blank",this._graph,this._subject,this._predicate,this._subject=this._factory.blankNode()),this._readBlankNodeHead;case"(":return this._saveContext("list",this._graph,this._subject,this._predicate,this.RDF_NIL),this._subject=null,this._readListItem;case"{":return this._n3Mode?(this._saveContext("formula",this._graph,this._subject,this._predicate,this._graph=this._factory.blankNode()),this._readSubject):this._error("Unexpected graph",e);case"<<":return this._supportsRDFStar?(this._saveContext("<<",this._graph,this._subject,this._predicate,null),this._graph=null,this._readSubject):this._error("Unexpected RDF-star syntax",e);default:if((this._object=this._readEntity(e))===void 0)return;if(this._n3Mode)return this._getPathReader(this._getContextEndReader())}return this._getContextEndReader()}_readPredicateOrNamedGraph(e){return e.type==="{"?this._readGraph(e):this._readPredicate(e)}_readGraph(e){return e.type!=="{"?this._error(`Expected graph but got ${e.type}`,e):(this._graph=this._subject,this._subject=null,this._readSubject)}_readBlankNodeHead(e){return e.type==="]"?(this._subject=null,this._readBlankNodeTail(e)):(this._predicate=null,this._readPredicate(e))}_readBlankNodeTail(e){if(e.type!=="]")return this._readBlankNodePunctuation(e);this._subject!==null&&this._emit(this._subject,this._predicate,this._object,this._graph);const t=this._predicate===null;return this._restoreContext("blank",e),this._object!==null?this._getContextEndReader():this._predicate!==null?this._readObject:t?this._readPredicateOrNamedGraph:this