@lpc-lang/core/src/server.js

LPC Language Compiler Library

// Copyright 2024 John L Chmura

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strict";Object.defineProperty(Ki,"__esModule",{value:!0});Ki.createMessageConnection=Ki.ConnectionOptions=Ki.MessageStrategy=Ki.CancellationStrategy=Ki.CancellationSenderStrategy=Ki.CancellationReceiverStrategy=Ki.RequestCancellationReceiverStrategy=Ki.IdCancellationReceiverStrategy=Ki.ConnectionStrategy=Ki.ConnectionError=Ki.ConnectionErrors=Ki.LogTraceNotification=Ki.SetTraceNotification=Ki.TraceFormat=Ki.TraceValues=Ki.Trace=Ki.NullLogger=Ki.ProgressType=Ki.ProgressToken=void 0;var KW=$y(),bs=G_(),Si=PR(),qW=kR(),vD=Q_(),GR=Ok(),LD;(function(e){e.type=new Si.NotificationType("$/cancelRequest")})(LD||(LD={}));var $R;(function(e){function n(r){return typeof r=="string"||typeof r=="number"}e.is=n})($R||(Ki.ProgressToken=$R={}));var FD;(function(e){e.type=new Si.NotificationType("$/progress")})(FD||(FD={}));var QR=class{constructor(){}};Ki.ProgressType=QR;var YR;(function(e){function n(r){return bs.func(r)}e.is=n})(YR||(YR={}));Ki.NullLogger=Object.freeze({error:()=>{},warn:()=>{},info:()=>{},log:()=>{}});var na;(function(e){e[e.Off=0]="Off",e[e.Messages=1]="Messages",e[e.Compact=2]="Compact",e[e.Verbose=3]="Verbose"})(na||(Ki.Trace=na={}));var VW;(function(e){e.Off="off",e.Messages="messages",e.Compact="compact",e.Verbose="verbose"})(VW||(Ki.TraceValues=VW={}));(function(e){function n(i){if(!bs.string(i))return e.Off;switch(i=i.toLowerCase(),i){case"off":return e.Off;case"messages":return e.Messages;case"compact":return e.Compact;case"verbose":return e.Verbose;default:return e.Off}}e.fromString=n;function r(i){switch(i){case e.Off:return"off";case e.Messages:return"messages";case e.Compact:return"compact";case e.Verbose:return"verbose";default:return"off"}}e.toString=r})(na||(Ki.Trace=na={}));var wd;(function(e){e.Text="text",e.JSON="json"})(wd||(Ki.TraceFormat=wd={}));(function(e){function n(r){return bs.string(r)?(r=r.toLowerCase(),r==="json"?e.JSON:e.Text):e.Text}e.fromString=n})(wd||(Ki.TraceFormat=wd={}));var XR;(function(e){e.type=new Si.NotificationType("$/setTrace")})(XR||(Ki.SetTraceNotification=XR={}));var Wk;(function(e){e.type=new Si.NotificationType("$/logTrace")})(Wk||(Ki.LogTraceNotification=Wk={}));var ID;(function(e){e[e.Closed=1]="Closed",e[e.Disposed=2]="Disposed",e[e.AlreadyListening=3]="AlreadyListening"})(ID||(Ki.ConnectionErrors=ID={}));var ex=class e extends Error{constructor(n,r){super(r),this.code=n,Object.setPrototypeOf(this,e.prototype)}};Ki.ConnectionError=ex;var ZR;(function(e){function n(r){let i=r;return i&&bs.func(i.cancelUndispatched)}e.is=n})(ZR||(Ki.ConnectionStrategy=ZR={}));var Uk;(function(e){function n(r){let i=r;return i&&(i.kind===void 0||i.kind==="id")&&bs.func(i.createCancellationTokenSource)&&(i.dispose===void 0||bs.func(i.dispose))}e.is=n})(Uk||(Ki.IdCancellationReceiverStrategy=Uk={}));var eO;(function(e){function n(r){let i=r;return i&&i.kind==="request"&&bs.func(i.createCancellationTokenSource)&&(i.dispose===void 0||bs.func(i.dispose))}e.is=n})(eO||(Ki.RequestCancellationReceiverStrategy=eO={}));var Kk;(function(e){e.Message=Object.freeze({createCancellationTokenSource(r){return new GR.CancellationTokenSource}});function n(r){return Uk.is(r)||eO.is(r)}e.is=n})(Kk||(Ki.CancellationReceiverStrategy=Kk={}));var qk;(function(e){e.Message=Object.freeze({sendCancellation(r,i){return r.sendNotification(LD.type,{id:i})},cleanup(r){}});function n(r){let i=r;return i&&bs.func(i.sendCancellation)&&bs.func(i.cleanup)}e.is=n})(qk||(Ki.CancellationSenderStrategy=qk={}));var Vk;(function(e){e.Message=Object.freeze({receiver:Kk.Message,sender:qk.Message});function n(r){let i=r;return i&&Kk.is(i.receiver)&&qk.is(i.sender)}e.is=n})(Vk||(Ki.CancellationStrategy=Vk={}));var Hk;(function(e){function n(r){let i=r;return i&&bs.func(i.handleMessage)}e.is=n})(Hk||(Ki.MessageStrategy=Hk={}));var HW;(function(e){function n(r){let i=r;return i&&(Vk.is(i.cancellationStrategy)||ZR.is(i.connectionStrategy)||Hk.is(i.messageStrategy))}e.is=n})(HW||(Ki.ConnectionOptions=HW={}));var ip;(function(e){e[e.New=1]="New",e[e.Listening=2]="Listening",e[e.Closed=3]="Closed",e[e.Disposed=4]="Disposed"})(ip||(ip={}));function lse(e,n,r,i){let a=r!==void 0?r:Ki.NullLogger,c=0,u=0,f=0,m="2.0",y,g=new Map,_,x=new Map,C=new Map,F,T=new qW.LinkedMap,W=new Map,I=new Set,M=new Map,j=na.Off,A=wd.Text,V,fe=ip.New,ye=new vD.Emitter,ge=new vD.Emitter,ue=new vD.Emitter,De=new vD.Emitter,ve=new vD.Emitter,Ce=i&&i.cancellationStrategy?i.cancellationStrategy:Vk.Message;function pe(ee){if(ee===null)throw new Error("Can't send requests with id null since the response can't be correlated.");return"req-"+ee.toString()}function Re(ee){return ee===null?"res-unknown-"+(++f).toString():"res-"+ee.toString()}function se(){return"not-"+(++u).toString()}function Xe(ee,_e){Si.Message.isRequest(_e)?ee.set(pe(_e.id),_e):Si.Message.isResponse(_e)?ee.set(Re(_e.id),_e):ee.set(se(),_e)}function ne(ee){}function Se(){return fe===ip.Listening}function xn(){return fe===ip.Closed}function tt(){return fe===ip.Disposed}function Pe(){(fe===ip.New||fe===ip.Listening)&&(fe=ip.Closed,ge.fire(void 0))}function Sn(ee){ye.fire([ee,void 0,void 0])}function Ye(ee){ye.fire(ee)}e.onClose(Pe),e.onError(Sn),n.onClose(Pe),n.onError(Ye);function wn(){F||T.size===0||(F=(0,KW.default)().timer.setImmediate(()=>{F=void 0,Zn()}))}function Ht(ee){Si.Message.isRequest(ee)?le(ee):Si.Message.isNotification(ee)?Mn(ee):Si.Message.isResponse(ee)?Kn(ee):it(ee)}function Zn(){if(T.size===0)return;let ee=T.shift();try{let _e=i?.messageStrategy;Hk.is(_e)?_e.handleMessage(ee,Ht):Ht(ee)}finally{wn()}}let en=ee=>{try{if(Si.Message.isNotification(ee)&&ee.method===LD.type.method){let _e=ee.params.id,Te=pe(_e),te=T.get(Te);if(Si.Message.isRequest(te)){let K=i?.connectionStrategy,de=K&&K.cancelUndispatched?K.cancelUndispatched(te,ne):void 0;if(de&&(de.error!==void 0||de.result!==void 0)){T.delete(Te),M.delete(_e),de.id=te.id,vt(de,ee.method,Date.now()),n.write(de).catch(()=>a.error("Sending response for canceled message failed."));return}}let rn=M.get(_e);if(rn!==void 0){rn.cancel(),At(ee);return}else I.add(_e)}Xe(T,ee)}finally{wn()}};function le(ee){if(tt())return;function _e(Nn,Vn,tn){let Kr={jsonrpc:m,id:ee.id};Nn instanceof Si.ResponseError?Kr.error=Nn.toJson():Kr.result=Nn===void 0?null:Nn,vt(Kr,Vn,tn),n.write(Kr).catch(()=>a.error("Sending response failed."))}function Te(Nn,Vn,tn){let Kr={jsonrpc:m,id:ee.id,error:Nn.toJson()};vt(Kr,Vn,tn),n.write(Kr).catch(()=>a.error("Sending response failed."))}function te(Nn,Vn,tn){Nn===void 0&&(Nn=null);let Kr={jsonrpc:m,id:ee.id,result:Nn};vt(Kr,Vn,tn),n.write(Kr).catch(()=>a.error("Sending response failed."))}bn(ee);let rn=g.get(ee.method),K,de;rn&&(K=rn.type,de=rn.handler);let $n=Date.now();if(de||y){let Nn=ee.id??String(Date.now()),Vn=Uk.is(Ce.receiver)?Ce.receiver.createCancellationTokenSource(Nn):Ce.receiver.createCancellationTokenSource(ee);ee.id!==null&&I.has(ee.id)&&Vn.cancel(),ee.id!==null&&M.set(Nn,Vn);try{let tn;if(de)if(ee.params===void 0){if(K!==void 0&&K.numberOfParams!==0){Te(new Si.ResponseError(Si.ErrorCodes.InvalidParams,`Request ${ee.method} defines ${K.numberOfParams} params but received none.`),ee.method,$n);return}tn=de(Vn.token)}else if(Array.isArray(ee.params)){if(K!==void 0&&K.parameterStructures===Si.ParameterStructures.byName){Te(new Si.ResponseError(Si.ErrorCodes.InvalidParams,`Request ${ee.method} defines parameters by name but received parameters by position`),ee.method,$n);return}tn=de(...ee.params,Vn.token)}else{if(K!==void 0&&K.parameterStructures===Si.ParameterStructures.byPosition){Te(new Si.ResponseError(Si.ErrorCodes.InvalidParams,`Request ${ee.method} defines parameters by position but received parameters by 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Si.ResponseError(Si.ErrorCodes.MethodNotFound,`Unhandled method ${ee.method}`),ee.method,$n)}function Kn(ee){if(!tt())if(ee.id===null)ee.error?a.error(`Received response message without id: Error is: 
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`:ee.error===void 0&&(te=`No result returned.

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`:_e=`No parameters provided.

`),V.log(`Received notification '${ee.method}'.`,_e)}else $e("receive-notification",ee)}function Gr(ee,_e){if(!(j===na.Off||!V))if(A===wd.Text){let Te;if((j===na.Verbose||j===na.Compact)&&(ee.error&&ee.error.data?Te=`Error data: ${Tt(ee.error.data)}

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`:ee.error===void 0&&(Te=`No result returned.

`)),_e){let te=ee.error?` Request failed: ${ee.error.message} (${ee.error.code}).`:"";V.log(`Received response '${_e.method} - (${ee.id})' in ${Date.now()-_e.timerStart}ms.${te}`,Te)}else V.log(`Received response ${ee.id} without active response promise.`,Te)}else $e("receive-response",ee)}function $e(ee,_e){if(!V||j===na.Off)return;let Te={isLSPMessage:!0,type:ee,message:_e,timestamp:Date.now()};V.log(Te)}function ot(){if(xn())throw new ex(ID.Closed,"Connection is closed.");if(tt())throw new ex(ID.Disposed,"Connection is disposed.")}function at(){if(Se())throw new ex(ID.AlreadyListening,"Connection is already listening")}function Zt(){if(!Se())throw new Error("Call listen() first.")}function gr(ee){return ee===void 0?null:ee}function Pr(ee){if(ee!==null)return ee}function rr(ee){return ee!=null&&!Array.isArray(ee)&&typeof ee=="object"}function Le(ee,_e){switch(ee){case Si.ParameterStructures.auto:return rr(_e)?Pr(_e):[gr(_e)];case Si.ParameterStructures.byName:if(!rr(_e))throw new Error("Received parameters by name but param is not an object literal.");return Pr(_e);case Si.ParameterStructures.byPosition:return[gr(_e)];default:throw new Error(`Unknown parameter structure ${ee.toString()}`)}}function Je(ee,_e){let Te,te=ee.numberOfParams;switch(te){case 0:Te=void 0;break;case 1:Te=Le(ee.parameterStructures,_e[0]);break;default:Te=[];for(let rn=0;rn<_e.length&&rn<te;rn++)Te.push(gr(_e[rn]));if(_e.length<te)for(let rn=_e.length;rn<te;rn++)Te.push(null);break}return Te}let Qe={sendNotification:(ee,..._e)=>{ot();let Te,te;if(bs.string(ee)){Te=ee;let K=_e[0],de=0,$n=Si.ParameterStructures.auto;Si.ParameterStructures.is(K)&&(de=1,$n=K);let Nn=_e.length,Vn=Nn-de;switch(Vn){case 0:te=void 0;break;case 1:te=Le($n,_e[de]);break;default:if($n===Si.ParameterStructures.byName)throw new Error(`Received ${Vn} parameters for 'by Name' notification parameter structure.`);te=_e.slice(de,Nn).map(tn=>gr(tn));break}}else{let K=_e;Te=ee.method,te=Je(ee,K)}let rn={jsonrpc:m,method:Te,params:te};return Ot(rn),n.write(rn).catch(K=>{throw a.error("Sending notification failed."),K})},onNotification:(ee,_e)=>{ot();let Te;return bs.func(ee)?_=ee:_e&&(bs.string(ee)?(Te=ee,x.set(ee,{type:void 0,handler:_e})):(Te=ee.method,x.set(ee.method,{type:ee,handler:_e}))),{dispose:()=>{Te!==void 0?x.delete(Te):_=void 0}}},onProgress:(ee,_e,Te)=>{if(C.has(_e))throw new Error(`Progress handler for token ${_e} already registered`);return C.set(_e,Te),{dispose:()=>{C.delete(_e)}}},sendProgress:(ee,_e,Te)=>Qe.sendNotification(FD.type,{token:_e,value:Te}),onUnhandledProgress:De.event,sendRequest:(ee,..._e)=>{ot(),Zt();let Te,te,rn;if(bs.string(ee)){Te=ee;let Nn=_e[0],Vn=_e[_e.length-1],tn=0,Kr=Si.ParameterStructures.auto;Si.ParameterStructures.is(Nn)&&(tn=1,Kr=Nn);let kt=_e.length;GR.CancellationToken.is(Vn)&&(kt=kt-1,rn=Vn);let Cr=kt-tn;switch(Cr){case 0:te=void 0;break;case 1:te=Le(Kr,_e[tn]);break;default:if(Kr===Si.ParameterStructures.byName)throw new Error(`Received ${Cr} parameters for 'by Name' request parameter structure.`);te=_e.slice(tn,kt).map(Pi=>gr(Pi));break}}else{let Nn=_e;Te=ee.method,te=Je(ee,Nn);let Vn=ee.numberOfParams;rn=GR.CancellationToken.is(Nn[Vn])?Nn[Vn]:void 0}let K=c++,de;rn&&(de=rn.onCancellationRequested(()=>{let Nn=Ce.sender.sendCancellation(Qe,K);return Nn===void 0?(a.log(`Received no promise from cancellation strategy when cancelling id ${K}`),Promise.resolve()):Nn.catch(()=>{a.log(`Sending cancellation messages for id ${K} failed`)})}));let $n={jsonrpc:m,id:K,method:Te,params:te};return Ft($n),typeof Ce.sender.enableCancellation=="function"&&Ce.sender.enableCancellation($n),new Promise(async(Nn,Vn)=>{let tn=Cr=>{Nn(Cr),Ce.sender.cleanup(K),de?.dispose()},Kr=Cr=>{Vn(Cr),Ce.sender.cleanup(K),de?.dispose()},kt={method:Te,timerStart:Date.now(),resolve:tn,reject:Kr};try{await n.write($n),W.set(K,kt)}catch(Cr){throw a.error("Sending request failed."),kt.reject(new 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