@cogniformai/instructor-stream/dist/chunk-2RKUKCF5.cjs

Streaming-first structured data extraction from LLMs with real-time updates

"use strict";Object.defineProperty(exports, "__esModule", {value: true}); function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { newObj[key] = obj[key]; } } } newObj.default = obj; return newObj; } } function _nullishCoalesce(lhs, rhsFn) { if (lhs != null) { return lhs; } else { return rhsFn(); } } function _optionalChain(ops) { let lastAccessLHS = undefined; let value = ops[0]; let i = 1; while (i < ops.length) { const op = ops[i]; const fn = ops[i + 1]; i += 2; if ((op === 'optionalAccess' || op === 'optionalCall') && value == null) { return undefined; } if (op === 'access' || op === 'optionalAccess') { lastAccessLHS = value; value = fn(value); } else if (op === 'call' || op === 'optionalCall') { value = fn((...args) => value.call(lastAccessLHS, ...args)); lastAccessLHS = undefined; } } return value; }var G=Object.defineProperty;var F=(T,e,n)=>e in T?G(T,e,{enumerable:!0,configurable:!0,writable:!0,value:n}):T[e]=n;var i=(T,e,n)=>F(T,typeof e!="symbol"?e+"":e,n);var _Data = require('effect/Data'); var h = _interopRequireWildcard(_Data);var P=class extends h.TaggedClass("ProviderError"){},O= exports.b =class extends h.TaggedClass("StreamingError"){},m= exports.c =class extends h.TaggedClass("SchemaResolutionError"){},k= exports.d =class extends h.TaggedClass("SnapshotValidationError"){};var V=T=>{if(!T.effect&&!T.zod)throw new m({message:`Schema '${T.name}' must supply at least an Effect schema or a Zod schema.`});return{name:T.name,...T.effect?{effect:T.effect}:{},...T.zod?{zod:T.zod}:{}}};function C(T,e,n){if(e.length===0)return;let r=T;for(let s=0;s<e.length-1;s++){let o=e[s],u=e[s+1];if(o===void 0||u===void 0)return;r[o]==null&&(r[o]=typeof u=="number"?[]:{}),r=r[o]}let t=e[e.length-1];t!==void 0&&(r[t]=n)}var _zod = require('zod');var y=(E=>(E[E.LEFT_BRACE=0]="LEFT_BRACE",E[E.RIGHT_BRACE=1]="RIGHT_BRACE",E[E.LEFT_BRACKET=2]="LEFT_BRACKET",E[E.RIGHT_BRACKET=3]="RIGHT_BRACKET",E[E.COLON=4]="COLON",E[E.COMMA=5]="COMMA",E[E.TRUE=6]="TRUE",E[E.FALSE=7]="FALSE",E[E.NULL=8]="NULL",E[E.STRING=9]="STRING",E[E.NUMBER=10]="NUMBER",E[E.SEPARATOR=11]="SEPARATOR",E))(y||{}),a=y;var w=["VALUE","KEY","COLON","COMMA","ENDED","ERROR","SEPARATOR"];function U(T){return _nullishCoalesce(w[T], () => ("UNKNOWN"))}var L=class extends Error{constructor(n){super(n);i(this,"name","TokenParserError")}},I=class{constructor(e={}){i(this,"paths");i(this,"keepStack");i(this,"separator");i(this,"strictRootObject");i(this,"state",0);i(this,"mode");i(this,"key");i(this,"value");i(this,"stack",[]);i(this,"rootSeen",!1);let{paths:n,keepStack:r=!0,separator:t,strictRootObject:s=!1}=e;n&&(this.paths=n.map(o=>{if(o===void 0||o==="$*")return;if(!o.startsWith("$"))throw new L(`Invalid selector "${o}". 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0?s>=55296&&s<=56319?this.highSurrogate=s:this.bufferedString.appendBuf(this.encoder.encode(String.fromCharCode(s))):(s>=56320&&s<=57343?this.bufferedString.appendBuf(this.encoder.encode(String.fromCharCode(this.highSurrogate,s))):this.bufferedString.appendBuf(this.encoder.encode(String.fromCharCode(this.highSurrogate))),this.highSurrogate=void 0),this.state=13;continue}break;case 20:if(t===48){this.bufferedNumber.appendChar(t),this.state=21;continue}if(t>=49&&t<=57){this.bufferedNumber.appendChar(t),this.state=22;continue}break;case 21:if(t===46){this.bufferedNumber.appendChar(t),this.state=23;continue}if(t===101||t===69){this.bufferedNumber.appendChar(t),this.state=25;continue}r--,this.state=0,this.emitNumber();continue;case 22:if(t>=48&&t<=57){this.bufferedNumber.appendChar(t);continue}if(t===46){this.bufferedNumber.appendChar(t),this.state=23;continue}if(t===101||t===69){this.bufferedNumber.appendChar(t),this.state=25;continue}r--,this.state=0,this.emitNumber();continue;case 23:if(t>=48&&t<=57){this.bufferedNumber.appendChar(t),this.state=24;continue}break;case 24:if(t>=48&&t<=57){this.bufferedNumber.appendChar(t);continue}if(t===101||t===69){this.bufferedNumber.appendChar(t),this.state=25;continue}r--,this.state=0,this.emitNumber();continue;case 25:if(t===43||t===45){this.bufferedNumber.appendChar(t),this.state=26;continue}case 26:if(t>=48&&t<=57){this.bufferedNumber.appendChar(t),this.state=27;continue}break;case 27:if(t>=48&&t<=57){this.bufferedNumber.appendChar(t);continue}r--,this.state=0,this.emitNumber();continue;case 3:if(t===114){this.state=4;continue}break;case 4:if(t===117){this.state=5;continue}break;case 5:if(t===101){this.state=0,this.onToken({token:a.TRUE,value:!0,offset:this.offset}),this.offset+=3;continue}break;case 6:if(t===97){this.state=7;continue}break;case 7:if(t===108){this.state=8;continue}break;case 8:if(t===115){this.state=9;continue}break;case 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Number(e)}error(e){this.state!==1&&(this.state=2),this.onError(e)}end(){switch(this.state){case 21:case 22:case 24:case 27:this.state=1,this.emitNumber(),this.onEnd();break;case 0:case 2:case 28:this.state=1,this.onEnd();break;default:this.error(new N(`Tokenizer ended in the middle of a token (state: ${v(this.state)}). Either not all the data was received or the data was invalid.`))}}onToken(e){throw new N(`Can't emit tokens before the "onToken" callback has been set up.`)}onError(e){throw e}onEnd(){}};var p=class{constructor(e={}){i(this,"tokenizer");i(this,"tokenParser");this.tokenizer=new c(e),this.tokenParser=new I(e),this.tokenizer.onToken=this.tokenParser.write.bind(this.tokenParser),this.tokenizer.onEnd=()=>{this.tokenParser.isEnded||this.tokenParser.end()},this.tokenParser.onError=n=>{typeof this.tokenizer.onError=="function"&&this.tokenizer.onError(n)},this.tokenParser.onEnd=()=>{this.tokenizer.isEnded||this.tokenizer.end()}}get isEnded(){return this.tokenizer.isEnded&&this.tokenParser.isEnded}write(e){this.tokenizer.write(e)}end(){this.tokenizer.end()}set onToken(e){this.tokenizer.onToken=n=>{let r=[a.STRING,a.NUMBER,a.TRUE,a.FALSE,a.NULL];this.tokenParser.state===0&&r.includes(n.token)&&e({parser:{state:this.tokenParser.state,key:this.tokenParser.key,mode:this.tokenParser.mode,stack:this.tokenParser.stack},tokenizer:n}),this.tokenParser.write(n)}}set onValue(e){this.tokenParser.onValue=e}set onError(e){this.tokenizer.onError=e}set onEnd(e){this.tokenParser.onEnd=()=>{this.tokenizer.isEnded||this.tokenizer.end(),e.call(this.tokenParser)}}};var d=class d{constructor(e,n={}){i(this,"schemaInstance");i(this,"onKeyComplete");i(this,"autoJSONMode");i(this,"maxUnstringifyDepth");i(this,"snapshotMode");i(this,"contexts",new Map);i(this,"activePath",[]);i(this,"completedPaths",[]);let{defaultData:r,onKeyComplete:t,typeDefaults:s,autoJSONMode:o="object-or-array",maxUnstringifyDepth:u=2,snapshotMode:A="object"}=n;this.schemaInstance=this.createBlankObject(e,r,s),this.onKeyComplete=_nullishCoalesce(t, () => (null)),this.autoJSONMode=o,this.maxUnstringifyDepth=u,this.snapshotMode=A,this.ensureContext([],d.defaultParserOpts)}static contextKey(e){return e.length===0?"$root":e.map(n=>n===void 0?"u":typeof n=="number"?`#${n}`:encodeURIComponent(n)).join(".")}ensureContext(e,n){let r=d.contextKey(e),t=this.contexts.get(r);if(t)return t;let s={stringBufferSize:_nullishCoalesce(n.stringBufferSize, () => (d.defaultParserOpts.stringBufferSize)),handleUnescapedNewLines:_nullishCoalesce(n.handleUnescapedNewLines, () => (d.defaultParserOpts.handleUnescapedNewLines)),stringEmitInterval:_nullishCoalesce(n.stringEmitInterval, () => (d.defaultParserOpts.stringEmitInterval)),strictRootObject:!0},o={key:r,prefix:[...e],activePath:[],completedPaths:[],recentCompletions:[],structureDepth:0,inString:!1,escaped:!1,parser:null};return o.parser=new p(s),this.configureParser(o),this.contexts.set(r,o),o}configureParser(e){e.parser&&(e.parser.onToken=n=>this.handleToken(e,n),e.parser.onValue=()=>{},e.parser.onError=()=>{},e.parser.onEnd=()=>{e.activePath=[]})}disposeParser(e){if(!e.parser)return;let n=()=>{};e.parser.onToken=n,e.parser.onValue=n,e.parser.onError=n,e.parser.onEnd=n,e.parser=null}resetContext(e,n){let r={stringBufferSize:_nullishCoalesce(n.stringBufferSize, () => (d.defaultParserOpts.stringBufferSize)),handleUnescapedNewLines:_nullishCoalesce(n.handleUnescapedNewLines, () => (d.defaultParserOpts.handleUnescapedNewLines)),stringEmitInterval:_nullishCoalesce(n.stringEmitInterval, () => (d.defaultParserOpts.stringEmitInterval)),strictRootObject:!0};this.disposeParser(e),e.parser=new p(r),e.recentCompletions=[],e.structureDepth=0,e.inString=!1,e.escaped=!1,this.configureParser(e)}getDefaultValue(e,n){try{let r=e.safeParse(void 0);if(r.success&&r.data!==void 0)return r.data}catch (e2){}if(e instanceof 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o)s[u]=n&&Object.prototype.hasOwnProperty.call(n,u)?n[u]:this.getDefaultValue(o[u],r);return s}let t=this.getDefaultValue(e,r);return t&&typeof t=="object"&&!Array.isArray(t)?t:{}}getPathFromStack(e=[],n){let r=e.length,t=r>0?r-1:0,s=new Array(t+1);for(let o=1;o<r;o++){let u=e[o];s[o-1]=_optionalChain([u, 'optionalAccess', _15 => _15.key])}return s[t]=n,s}handleToken(e,{parser:{key:n,stack:r},tokenizer:{value:t,partial:s}}){let o=this.getPathFromStack(r,n),u=e.prefix.length>0?[...e.prefix,...o]:o,A=e.activePath.length===0||!this.arePathsEqual(e.activePath,u);if(A&&(e.activePath=[...u]),!s){let f=[...u];e.completedPaths.push(f),e.recentCompletions.push(f),this.completedPaths.push(f)}(A||!s)&&this.onKeyComplete&&(this.activePath=[...u],this.onKeyComplete({activePath:[...this.activePath],completedPaths:this.completedPaths.map(f=>[...f])}));let _=t;!s&&typeof t=="string"&&this.autoJSONMode!=="off"&&(_=this.unstringifyIfJSON(t)),C(this.schemaInstance,u,_)}arePathsEqual(e,n){if(e.length!==n.length)return!1;for(let r=0;r<e.length;r++)if(e[r]!==n[r])return!1;return!0}unstringifyIfJSON(e){let n=this.maxUnstringifyDepth,r=e;for(;n>0&&typeof r=="string";){let t=r.trim();if(t.length<2)break;let s=t.charCodeAt(0),o=t.charCodeAt(t.length-1),u=s===123&&o===125,A=s===91&&o===93,_=u||A;if(!_&&s===34&&o===34){let f=t.slice(1,-1).trim();if(f.length>=2){let g=f.charCodeAt(0),E=f.charCodeAt(f.length-1),D=g===123&&E===125,B=g===91&&E===93;(D||B)&&(_=!0)}}if(!_)break;try{let f=JSON.parse(t);if(Array.isArray(f)||f!==null&&typeof f=="object")return f;if(typeof f=="string"){r=f,n--;continue}return e}catch (e4){return e}}return typeof r=="string"?r:e}getSchemaStub(e,n,r){return this.createBlankObject(e,n,r)}parse(e=d.defaultParserOpts){let n=this.ensureContext([],e),r=this.snapshotMode==="string"?new TextEncoder:null;return new TransformStream({transform:(t,s)=>{try{this.writeChunk(n,t,e),this.snapshotMode==="object"?s.enqueue(this.schemaInstance):r&&s.enqueue(r.encode(JSON.stringify(this.schemaInstance)))}catch(o){typeof _optionalChain([n, 'access', _16 => _16.parser, 'optionalAccess', _17 => _17.onError])=="function"&&n.parser.onError(o),this.resetContext(n,e)}},flush:()=>{this.onKeyComplete&&this.onKeyComplete({completedPaths:this.completedPaths.map(t=>[...t]),activePath:[]}),this.activePath=[]}})}ingest(e,n,r=d.defaultParserOpts){let t=this.ensureContext(e,r);return this.writeChunk(t,n,r)}releaseContext(e){let n=d.contextKey(e),r=this.contexts.get(n);r&&(this.disposeParser(r),r.activePath=[],r.completedPaths=[],r.recentCompletions=[],r.structureDepth=0,r.inString=!1,r.escaped=!1,this.contexts.delete(n))}current(){return this.schemaInstance}getActivePath(){return[...this.activePath]}getCompletedPaths(){return this.completedPaths.map(e=>[...e])}writeChunk(e,n,r){if(!e.parser)return{completions:[],closed:!0};this.updateStructureDepth(e,n);try{e.parser.write(n)}catch(o){typeof e.parser.onError=="function"&&e.parser.onError(o),this.resetContext(e,r)}let t=e.recentCompletions;e.recentCompletions=[];let s=e.structureDepth<=0;return{completions:t.map(o=>[...o]),closed:s}}updateStructureDepth(e,n){let r=d.textDecoder,t=typeof n=="string"?n:r?r.decode(n):Array.from(n).map(A=>String.fromCharCode(A)).join(""),s=0,{inString:o,escaped:u}=e;for(let A=0;A<t.length;A++){let _=t[A];if(o){if(u){u=!1;continue}if(_==="\\"){u=!0;continue}_==='"'&&(o=!1);continue}if(_==='"'){o=!0;continue}if(_==="{"||_==="["){s++;continue}(_==="}"||_==="]")&&s--}e.structureDepth=Math.max(0,e.structureDepth+s),e.inString=o,e.escaped=u}};i(d,"defaultParserOpts",{stringBufferSize:0,handleUnescapedNewLines:!0,stringEmitInterval:256}),i(d,"textDecoder",typeof TextDecoder>"u"?null:new TextDecoder);var x=d;exports.a = P; exports.b = O; exports.c = m; exports.d = k; exports.e = V; exports.f = x;
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