rdflib/dist/515.rdflib.min.js

an RDF library for node.js. Suitable for client and server side.

/*! For license information please see 515.rdflib.min.js.LICENSE.txt */
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i||(s.datatype.value=n)),d[r]=s}d.graph="@default"===c?{termType:i,value:""}:{termType:c.startsWith("_:")?r:o,value:c},s.push(d)}));return s}};const l=/["\\\n\r]/g,c=/(?:\\([tbnrf"'\\]))|(?:\\u([0-9A-Fa-f]{4}))|(?:\\U([0-9A-Fa-f]{8}))/g},3899:(e,t,n)=>{"use strict";const{isArray:o,isObject:r,isString:a}=n(7904),{asArray:i}=n(9721),{prependBase:s}=n(904),l=n(8325),c=n(2206);function d(e){throw new l("Invalid JSON-LD syntax; @context must be an object.","jsonld.SyntaxError",{code:"invalid local context",context:e})}function u({context:e,base:t}){if(!e)return;const n=e["@context"];if(a(n))e["@context"]=s(t,n);else if(o(n))for(let e=0;e<n.length;++e){const o=n[e];a(o)?n[e]=s(t,o):r(o)&&u({context:{"@context":o},base:t})}else if(r(n))for(const e in n)u({context:n[e],base:t})}e.exports=class{constructor({sharedCache:e}){this.perOpCache=new Map,this.sharedCache=e}async resolve({activeCtx:e,context:t,documentLoader:n,base:s,cycles:l=new Set}){t&&r(t)&&t["@context"]&&(t=t["@context"]),t=i(t);const u=[];for(const i of t){if(a(i)){let t=this._get(i);t||(t=await this._resolveRemoteContext({activeCtx:e,url:i,documentLoader:n,base:s,cycles:l})),o(t)?u.push(...t):u.push(t);continue}if(null===i){u.push(new c({document:null}));continue}r(i)||d(t);const p=JSON.stringify(i);let h=this._get(p);h||(h=new c({document:i}),this._cacheResolvedContext({key:p,resolved:h,tag:"static"})),u.push(h)}return u}_get(e){let t=this.perOpCache.get(e);if(!t){const n=this.sharedCache.get(e);n&&(t=n.get("static"),t&&this.perOpCache.set(e,t))}return t}_cacheResolvedContext({key:e,resolved:t,tag:n}){if(this.perOpCache.set(e,t),void 0!==n){let o=this.sharedCache.get(e);o||(o=new Map,this.sharedCache.set(e,o)),o.set(n,t)}return t}async _resolveRemoteContext({activeCtx:e,url:t,documentLoader:n,base:o,cycles:r}){t=s(o,t);const{context:a,remoteDoc:i}=await this._fetchContext({activeCtx:e,url:t,documentLoader:n,cycles:r});u({context:a,base:o=i.documentUrl||t});const l=await this.resolve({activeCtx:e,context:a,documentLoader:n,base:o,cycles:r});return this._cacheResolvedContext({key:t,resolved:l,tag:i.tag}),l}async _fetchContext({activeCtx:e,url:t,documentLoader:n,cycles:i}){if(i.size>10)throw new l("Maximum number of @context URLs exceeded.","jsonld.ContextUrlError",{code:"json-ld-1.0"===e.processingMode?"loading remote context failed":"context overflow",max:10});if(i.has(t))throw new l("Cyclical @context URLs detected.","jsonld.ContextUrlError",{code:"json-ld-1.0"===e.processingMode?"recursive context inclusion":"context overflow",url:t});let s,c;i.add(t);try{c=await n(t),s=c.document||null,a(s)&&(s=JSON.parse(s))}catch(e){throw new l(`Dereferencing a URL did not result in a valid JSON-LD object. Possible causes are an inaccessible URL perhaps due to a same-origin policy (ensure the server uses CORS if you are using client-side JavaScript), too many redirects, a non-JSON response, or more than one HTTP Link Header was provided for a remote context. URL: "${t}".`,"jsonld.InvalidUrl",{code:"loading remote context failed",url:t,cause:e})}if(!r(s))throw new l(`Dereferencing a URL did not result in a JSON object. The response was valid JSON, but it was not a JSON object. URL: "${t}".`,"jsonld.InvalidUrl",{code:"invalid remote context",url:t});return s="@context"in s?{"@context":s["@context"]}:{"@context":{}},c.contextUrl&&(o(s["@context"])||(s["@context"]=[s["@context"]]),s["@context"].push(c.contextUrl)),{context:s,remoteDoc:c}}}},4051:(e,t,n)=>{e.exports=n(147)},4974:(e,t,n)=>{"use strict";const o=n(9721),r=n(8325),{isArray:a,isObject:i,isString:s,isUndefined:l}=n(7904),{isAbsolute:c,isRelative:d,prependBase:u}=n(904),{handleEvent:p}=n(9788),{REGEX_BCP47:h,REGEX_KEYWORD:f,asArray:v,compareShortestLeast:g}=n(9721),y=new Map,m={};function x(e,t,n,o,r,a){if(null===t||!s(t)||m.isKeyword(t))return t;if(t.match(f))return null;if(o&&o.hasOwnProperty(t)&&!0!==r.get(t)&&m.createTermDefinition({activeCtx:e,localCtx:o,term:t,defined:r,options:a}),(n=n||{}).vocab){const n=e.mappings.get(t);if(null===n)return null;if(i(n)&&"@id"in n)return n["@id"]}const l=t.indexOf(":");if(l>0){const n=t.substr(0,l),i=t.substr(l+1);if("_"===n||0===i.indexOf("//"))return t;o&&o.hasOwnProperty(n)&&m.createTermDefinition({activeCtx:e,localCtx:o,term:n,defined:r,options:a});const s=e.mappings.get(n);if(s&&s._prefix)return s["@id"]+i;if(c(t))return t}if(n.vocab&&"@vocab"in e)t=e["@vocab"]+t;else if(n.base){let n,o;"@base"in e?e["@base"]?(o=u(a.base,e["@base"]),n=u(o,t)):(o=e["@base"],n=t):(o=a.base,n=u(a.base,t)),t=n}return t}function b(e,t){if(!e||"object"!=typeof e||!t||"object"!=typeof t)return e===t;const n=Array.isArray(e);if(n!==Array.isArray(t))return!1;if(n){if(e.length!==t.length)return!1;for(let n=0;n<e.length;++n)if(!b(e[n],t[n]))return!1;return!0}const o=Object.keys(e),r=Object.keys(t);if(o.length!==r.length)return!1;for(const n in e){let o=e[n],r=t[n];if("@container"===n&&Array.isArray(o)&&Array.isArray(r)&&(o=o.slice().sort(),r=r.slice().sort()),!b(o,r))return!1}return!0}e.exports=m,m.process=async({activeCtx:e,localCtx:t,options:n,propagate:o=!0,overrideProtected:l=!1,cycles:f=new Set})=>{if(i(t)&&"@context"in t&&a(t["@context"])&&(t=t["@context"]),0===v(t).length)return e;const g=[],y=[({event:e,next:t})=>{g.push(e),t()}];n.eventHandler&&y.push(n.eventHandler);const b=n;n={...n,eventHandler:y};const w=await n.contextResolver.resolve({activeCtx:e,context:t,documentLoader:n.documentLoader,base:n.base});i(w[0].document)&&"boolean"==typeof w[0].document["@propagate"]&&(o=w[0].document["@propagate"]);let j=e;o||j.previousContext||(j=j.clone(),j.previousContext=e);for(const o of w){let{document:a}=o;if(e=j,null===a){if(!l&&0!==Object.keys(e.protected).length)throw new r("Tried to nullify a context with protected terms outside of a term definition.","jsonld.SyntaxError",{code:"invalid context nullification"});j=e=m.getInitialContext(n).clone();continue}const v=o.getProcessed(e);if(v){if(b.eventHandler)for(const e of v.events)p({event:e,options:b});j=e=v.context;continue}if(i(a)&&"@context"in a&&(a=a["@context"]),!i(a))throw new r("Invalid JSON-LD syntax; @context must be an object.","jsonld.SyntaxError",{code:"invalid local context",context:a});j=j.clone();const y=new Map;if("@version"in a){if(1.1!==a["@version"])throw new r("Unsupported JSON-LD version: "+a["@version"],"jsonld.UnsupportedVersion",{code:"invalid @version value",context:a});if(e.processingMode&&"json-ld-1.0"===e.processingMode)throw new r("@version: "+a["@version"]+" not compatible with "+e.processingMode,"jsonld.ProcessingModeConflict",{code:"processing mode conflict",context:a});j.processingMode="json-ld-1.1",j["@version"]=a["@version"],y.set("@version",!0)}if(j.processingMode=j.processingMode||e.processingMode,"@base"in a){let e=a["@base"];if(null===e||c(e));else{if(!d(e))throw new r('Invalid JSON-LD syntax; the value of "@base" in a @context must be an absolute IRI, a relative IRI, or null.',"jsonld.SyntaxError",{code:"invalid base IRI",context:a});e=u(j["@base"],e)}j["@base"]=e,y.set("@base",!0)}if("@vocab"in a){const e=a["@vocab"];if(null===e)delete j["@vocab"];else{if(!s(e))throw new r('Invalid JSON-LD syntax; the value of "@vocab" in a @context must be a string or null.',"jsonld.SyntaxError",{code:"invalid vocab mapping",context:a});if(!c(e)&&m.processingMode(j,1))throw new r('Invalid JSON-LD syntax; the value of "@vocab" in a @context must be an absolute IRI.',"jsonld.SyntaxError",{code:"invalid vocab mapping",context:a});{const t=x(j,e,{vocab:!0,base:!0},void 0,void 0,n);c(t)||n.eventHandler&&p({event:{type:["JsonLdEvent"],code:"relative @vocab reference",level:"warning",message:"Relative @vocab reference found.",details:{vocab:t}},options:n}),j["@vocab"]=t}}y.set("@vocab",!0)}if("@language"in a){const e=a["@language"];if(null===e)delete j["@language"];else{if(!s(e))throw new r('Invalid JSON-LD syntax; the value of "@language" in a @context must be a string or null.',"jsonld.SyntaxError",{code:"invalid default language",context:a});e.match(h)||n.eventHandler&&p({event:{type:["JsonLdEvent"],code:"invalid @language value",level:"warning",message:"@language value must be valid BCP47.",details:{language:e}},options:n}),j["@language"]=e.toLowerCase()}y.set("@language",!0)}if("@direction"in a){const t=a["@direction"];if("json-ld-1.0"===e.processingMode)throw new r("Invalid JSON-LD syntax; @direction not compatible with "+e.processingMode,"jsonld.SyntaxError",{code:"invalid context member",context:a});if(null===t)delete j["@direction"];else{if("ltr"!==t&&"rtl"!==t)throw new r('Invalid JSON-LD syntax; the value of "@direction" in a @context must be null, "ltr", or "rtl".',"jsonld.SyntaxError",{code:"invalid base direction",context:a});j["@direction"]=t}y.set("@direction",!0)}if("@propagate"in a){const n=a["@propagate"];if("json-ld-1.0"===e.processingMode)throw new r("Invalid JSON-LD syntax; @propagate not compatible with "+e.processingMode,"jsonld.SyntaxError",{code:"invalid context entry",context:a});if("boolean"!=typeof n)throw new r("Invalid JSON-LD syntax; @propagate value must be a boolean.","jsonld.SyntaxError",{code:"invalid @propagate value",context:t});y.set("@propagate",!0)}if("@import"in a){const o=a["@import"];if("json-ld-1.0"===e.processingMode)throw new r("Invalid JSON-LD syntax; @import not compatible with "+e.processingMode,"jsonld.SyntaxError",{code:"invalid context entry",context:a});if(!s(o))throw new r("Invalid JSON-LD syntax; @import must be a string.","jsonld.SyntaxError",{code:"invalid @import value",context:t});const i=await n.contextResolver.resolve({activeCtx:e,context:o,documentLoader:n.documentLoader,base:n.base});if(1!==i.length)throw new r("Invalid JSON-LD syntax; @import must reference a single context.","jsonld.SyntaxError",{code:"invalid remote context",context:t});const l=i[0].getProcessed(e);if(l)a=l;else{const n=i[0].document;if("@import"in n)throw new r("Invalid JSON-LD syntax: imported context must not include @import.","jsonld.SyntaxError",{code:"invalid context entry",context:t});for(const e in n)a.hasOwnProperty(e)||(a[e]=n[e]);i[0].setProcessed(e,a)}y.set("@import",!0)}y.set("@protected",a["@protected"]||!1);for(const e in a)if(m.createTermDefinition({activeCtx:j,localCtx:a,term:e,defined:y,options:n,overrideProtected:l}),i(a[e])&&"@context"in a[e]){const t=a[e]["@context"];let o=!0;if(s(t)){const e=u(n.base,t);f.has(e)?o=!1:f.add(e)}if(o)try{await m.process({activeCtx:j.clone(),localCtx:a[e]["@context"],overrideProtected:!0,options:n,cycles:f})}catch(t){throw new r("Invalid JSON-LD syntax; invalid scoped context.","jsonld.SyntaxError",{code:"invalid scoped context",context:a[e]["@context"],term:e})}}o.setProcessed(e,{context:j,events:g})}return j},m.createTermDefinition=({activeCtx:e,localCtx:t,term:n,defined:o,options:l,overrideProtected:d=!1})=>{if(o.has(n)){if(o.get(n))return;throw new r("Cyclical context definition detected.","jsonld.CyclicalContext",{code:"cyclic IRI mapping",context:t,term:n})}let u;if(o.set(n,!1),t.hasOwnProperty(n)&&(u=t[n]),"@type"===n&&i(u)&&"@set"===(u["@container"]||"@set")&&m.processingMode(e,1.1)){const e=["@container","@id","@protected"],o=Object.keys(u);if(0===o.length||o.some((t=>!e.includes(t))))throw new r("Invalid JSON-LD syntax; keywords cannot be overridden.","jsonld.SyntaxError",{code:"keyword redefinition",context:t,term:n})}else{if(m.isKeyword(n))throw new r("Invalid JSON-LD syntax; keywords cannot be overridden.","jsonld.SyntaxError",{code:"keyword redefinition",context:t,term:n});if(n.match(f))return void(l.eventHandler&&p({event:{type:["JsonLdEvent"],code:"reserved term",level:"warning",message:'Terms beginning with "@" are reserved for future use and dropped.',details:{term:n}},options:l}));if(""===n)throw new r("Invalid JSON-LD syntax; a term cannot be an empty string.","jsonld.SyntaxError",{code:"invalid term definition",context:t})}const h=e.mappings.get(n);e.mappings.has(n)&&e.mappings.delete(n);let v=!1;if((s(u)||null===u)&&(v=!0,u={"@id":u}),!i(u))throw new r("Invalid JSON-LD syntax; @context term values must be strings or objects.","jsonld.SyntaxError",{code:"invalid term definition",context:t});const g={};e.mappings.set(n,g),g.reverse=!1;const y=["@container","@id","@language","@reverse","@type"];m.processingMode(e,1.1)&&y.push("@context","@direction","@index","@nest","@prefix","@protected");for(const e in u)if(!y.includes(e))throw new r("Invalid JSON-LD syntax; a term definition must not contain "+e,"jsonld.SyntaxError",{code:"invalid term definition",context:t});const w=n.indexOf(":");if(g._termHasColon=w>0,"@reverse"in u){if("@id"in u)throw new r("Invalid JSON-LD syntax; a @reverse term definition must not contain @id.","jsonld.SyntaxError",{code:"invalid reverse property",context:t});if("@nest"in u)throw new r("Invalid JSON-LD syntax; a @reverse term definition must not contain @nest.","jsonld.SyntaxError",{code:"invalid reverse property",context:t});const a=u["@reverse"];if(!s(a))throw new r("Invalid JSON-LD syntax; a @context @reverse value must be a string.","jsonld.SyntaxError",{code:"invalid IRI mapping",context:t});if(a.match(f))return l.eventHandler&&p({event:{type:["JsonLdEvent"],code:"reserved @reverse value",level:"warning",message:'@reverse values beginning with "@" are reserved for future use and dropped.',details:{reverse:a}},options:l}),void(h?e.mappings.set(n,h):e.mappings.delete(n));const i=x(e,a,{vocab:!0,base:!1},t,o,l);if(!c(i))throw new r("Invalid JSON-LD syntax; a @context @reverse value must be an absolute IRI or a blank node identifier.","jsonld.SyntaxError",{code:"invalid IRI mapping",context:t});g["@id"]=i,g.reverse=!0}else if("@id"in u){let a=u["@id"];if(a&&!s(a))throw new r("Invalid JSON-LD syntax; a @context @id value must be an array of strings or a string.","jsonld.SyntaxError",{code:"invalid IRI mapping",context:t});if(null===a)g["@id"]=null;else{if(!m.isKeyword(a)&&a.match(f))return l.eventHandler&&p({event:{type:["JsonLdEvent"],code:"reserved @id value",level:"warning",message:'@id values beginning with "@" are reserved for future use and dropped.',details:{id:a}},options:l}),void(h?e.mappings.set(n,h):e.mappings.delete(n));if(a!==n){if(a=x(e,a,{vocab:!0,base:!1},t,o,l),!c(a)&&!m.isKeyword(a))throw new r("Invalid JSON-LD syntax; a @context @id value must be an absolute IRI, a blank node identifier, or a keyword.","jsonld.SyntaxError",{code:"invalid IRI mapping",context:t});if(n.match(/(?::[^:])|\//)&&x(e,n,{vocab:!0,base:!1},t,new Map(o).set(n,!0),l)!==a)throw new r("Invalid JSON-LD syntax; term in form of IRI must expand to definition.","jsonld.SyntaxError",{code:"invalid IRI mapping",context:t});g["@id"]=a,g._prefix=v&&!g._termHasColon&&null!==a.match(/[:\/\?#\[\]@]$/)}}}if(!("@id"in g))if(g._termHasColon){const r=n.substr(0,w);if(t.hasOwnProperty(r)&&m.createTermDefinition({activeCtx:e,localCtx:t,term:r,defined:o,options:l}),e.mappings.has(r)){const t=n.substr(w+1);g["@id"]=e.mappings.get(r)["@id"]+t}else g["@id"]=n}else if("@type"===n)g["@id"]=n;else{if(!("@vocab"in e))throw new r("Invalid JSON-LD syntax; @context terms must define an @id.","jsonld.SyntaxError",{code:"invalid IRI mapping",context:t,term:n});g["@id"]=e["@vocab"]+n}if((!0===u["@protected"]||!0===o.get("@protected")&&!1!==u["@protected"])&&(e.protected[n]=!0,g.protected=!0),o.set(n,!0),"@type"in u){let n=u["@type"];if(!s(n))throw new r("Invalid JSON-LD syntax; an @context @type value must be a string.","jsonld.SyntaxError",{code:"invalid type mapping",context:t});if("@json"===n||"@none"===n){if(m.processingMode(e,1))throw new r(`Invalid JSON-LD syntax; an @context @type value must not be "${n}" in JSON-LD 1.0 mode.`,"jsonld.SyntaxError",{code:"invalid type mapping",context:t})}else if("@id"!==n&&"@vocab"!==n){if(n=x(e,n,{vocab:!0,base:!1},t,o,l),!c(n))throw new r("Invalid JSON-LD syntax; an @context @type value must be an absolute IRI.","jsonld.SyntaxError",{code:"invalid type mapping",context:t});if(0===n.indexOf("_:"))throw new r("Invalid JSON-LD syntax; an @context @type value must be an IRI, not a blank node identifier.","jsonld.SyntaxError",{code:"invalid type mapping",context:t})}g["@type"]=n}if("@container"in u){const n=s(u["@container"])?[u["@container"]]:u["@container"]||[],o=["@list","@set","@index","@language"];let i=!0;const l=n.includes("@set");if(m.processingMode(e,1.1)){if(o.push("@graph","@id","@type"),n.includes("@list")){if(1!==n.length)throw new r("Invalid JSON-LD syntax; @context @container with @list must have no other values","jsonld.SyntaxError",{code:"invalid container mapping",context:t})}else if(n.includes("@graph")){if(n.some((e=>"@graph"!==e&&"@id"!==e&&"@index"!==e&&"@set"!==e)))throw new r("Invalid JSON-LD syntax; @context @container with @graph must have no other values other than @id, @index, and @set","jsonld.SyntaxError",{code:"invalid container mapping",context:t})}else i&=n.length<=(l?2:1);if(n.includes("@type")&&(g["@type"]=g["@type"]||"@id",!["@id","@vocab"].includes(g["@type"])))throw new r("Invalid JSON-LD syntax; container: @type requires @type to be @id or @vocab.","jsonld.SyntaxError",{code:"invalid type mapping",context:t})}else i&=!a(u["@container"]),i&=n.length<=1;if(i&=n.every((e=>o.includes(e))),i&=!(l&&n.includes("@list")),!i)throw new r("Invalid JSON-LD syntax; @context @container value must be one of the following: "+o.join(", "),"jsonld.SyntaxError",{code:"invalid container mapping",context:t});if(g.reverse&&!n.every((e=>["@index","@set"].includes(e))))throw new r("Invalid JSON-LD syntax; @context @container value for a @reverse type definition must be @index or @set.","jsonld.SyntaxError",{code:"invalid reverse property",context:t});g["@container"]=n}if("@index"in u){if(!("@container"in u)||!g["@container"].includes("@index"))throw new r(`Invalid JSON-LD syntax; @index without @index in @container: "${u["@index"]}" on term "${n}".`,"jsonld.SyntaxError",{code:"invalid term definition",context:t});if(!s(u["@index"])||0===u["@index"].indexOf("@"))throw new r(`Invalid JSON-LD syntax; @index must expand to an IRI: "${u["@index"]}" on term "${n}".`,"jsonld.SyntaxError",{code:"invalid term definition",context:t});g["@index"]=u["@index"]}if("@context"in u&&(g["@context"]=u["@context"]),"@language"in u&&!("@type"in u)){let e=u["@language"];if(null!==e&&!s(e))throw new r("Invalid JSON-LD syntax; @context