tse-client - npm Package Compare versions

Comparing version 2.18.1 to 2.18.2

dist/tse.js

@@ -17,5 +17,5 @@ (function () {
 	if (isNode) {
-		const { existsSync, mkdirSync, readFileSync, writeFileSync, statSync, readdirSync } = require('fs');
+		const { readFileSync: read, writeFileSync: write, existsSync: exists, mkdirSync: mkdir, statSync: stat, readdirSync: readdir } = require('fs');
 		const { join } = require('path');
-		const { gzipSync, gunzipSync } = require('zlib');
+		const { gzip, gunzip } = require('zlib');
 		
@@ -25,10 +25,10 @@ let datadir;
 		const defaultdir = join(home, 'tse-cache');
-		const pathfile   = join(home, '.tse');
-		if ( existsSync(pathfile) ) {
-			datadir = readFileSync(pathfile, 'utf8');
-			try { statSync(datadir).isDirectory(); } catch { datadir = defaultdir; }
+		const tracker = join(home, '.tse');
+		if ( exists(tracker) ) {
+			datadir = read(tracker, 'utf8');
+			try { stat(datadir).isDirectory(); } catch { datadir = defaultdir; }
 		} else {
 			datadir = defaultdir;
-			if ( !existsSync(datadir) ) mkdirSync(datadir, {recursive: true});
-			writeFileSync(pathfile, datadir);
+			if ( !exists(datadir) ) mkdir(datadir, {recursive: true});
+			write(tracker, datadir);
 		}
@@ -40,4 +40,4 @@
 			const file = join(dir, `${key}.csv`);
-			if ( !existsSync(file) ) writeFileSync(file, '');
-			return readFileSync(file, 'utf8');
+			if ( !exists(file) ) write(file, '');
+			return read(file, 'utf8');
 		};
@@ -48,3 +48,3 @@
 			const dir = key.startsWith('prices.') ? join(datadir, 'prices') : datadir;
-			writeFileSync(join(dir, `${key}.csv`), value);
+			write(join(dir, `${key}.csv`), value);
 		};
@@ -56,9 +56,9 @@
 			const file = join(dir, `${key}.csv` + (zip?'.gz':''));
-			if ( !existsSync(file) ) {
-				writeFileSync(file, '');
+			if ( !exists(file) ) {
+				write(file, '');
 				done('');
 				return;
 			}
-			const content = readFileSync(file, zip?undefined:'utf8');
-			done(zip ? gunzipSync(content).toString() : content);
+			const content = read(file, zip?undefined:'utf8');
+			done(zip ? gunzip(content).toString() : content);
 		});
@@ -74,3 +74,3 @@
 			const file = join(dir, `${key}.csv` + (zip?'.gz':''));
-			writeFileSync(file, zip ? gzipSync(value) : value);
+			write(file, zip ? gzip(value) : value);
 			done();
@@ -81,7 +81,7 @@ });
 			const d = join(datadir, 'prices');
-			if (!existsSync(d)) mkdirSync(d);
-			for (const i of readdirSync(d)) {
+			if (!exists(d)) mkdir(d);
+			for (const i of readdir(d)) {
 				const key = i.replace('.csv','');
 				if ( !selins.has(key) ) continue;
-				result[key] = readFileSync(join(d,i),'utf8');
+				result[key] = read(join(d,i),'utf8');
 			}
@@ -92,10 +92,10 @@ };
 			const d = join(datadir, 'intraday');
-			if (!existsSync(d)) mkdirSync(d);
-			const dirs = readdirSync(d).filter( i => statSync(join(d,i)).isDirectory() && selins.has(i) );
+			if (!exists(d)) mkdir(d);
+			const dirs = readdir(d).filter( i => stat(join(d,i)).isDirectory() && selins.has(i) );
 			let result;
 			if (full) { 
 				result = dirs.map(i => {
-					const files = readdirSync(join(d,i)).map(j => {
+					const files = readdir(join(d,i)).map(j => {
 						const z = j.slice(-3) === '.gz';
-						return [ z ? j.slice(0,-3) : j, readFileSync(join(d,i,j), z ? null : 'utf8') ];
+						return [ z ? j.slice(0,-3) : j, read(join(d,i,j), z ? null : 'utf8') ];
 					});
@@ -106,3 +106,3 @@ return [ i, Object.fromEntries(files) ];
 				result = dirs.map(i => {
-					const files = readdirSync(join(d,i)).map(j => {
+					const files = readdir(join(d,i)).map(j => {
 						const z = j.slice(-3) === '.gz';
@@ -120,7 +120,7 @@ return [z ? j.slice(0,-3) : j, true];
 			const dir = join(d, key);
-			if ( !existsSync(dir) ) mkdirSync(dir);
+			if ( !exists(dir) ) mkdir(dir);
 			Object.keys(obj).forEach(k => {
 				const cont = obj[k];
-				const filename = k + (cont === 'N/A' ? '': '.gz');
-				writeFileSync(join(dir, filename), obj[k]);
+				const filename = k + (cont==='N/A'?'':'.gz');
+				write(join(dir, filename), obj[k]);
 			});
@@ -134,6 +134,6 @@ };
 				if (typeof newdir === 'string') {
-					if ( !existsSync(newdir) ) mkdirSync(newdir, {recursive: true});
-					if ( statSync(newdir).isDirectory() ) {
+					if ( !exists(newdir) ) mkdir(newdir, {recursive: true});
+					if ( stat(newdir).isDirectory() ) {
 						datadir = newdir;
-						writeFileSync(pathfile, datadir);
+						write(tracker, datadir);
 					}
@@ -460,4 +460,3 @@ }
 Big.RM = 2; // http://mikemcl.github.io/big.js/#rm
-function adjust(cond, closingPrices, allShares, inscodes) {
-	const shares = new Map(allShares.filter(share => inscodes.has(share.InsCode)).map(i => [i.DEven, i]));
+function adjust(cond, closingPrices, shares) {
 	const cp = closingPrices;
@@ -469,3 +468,3 @@ const len = closingPrices.length;
 		let gaps = new Big('0.0');
-		let num = new Big('1.0');
+		let coef = new Big('1.0');
 		adjustedClosingPrices.push( cp[len-1] );
@@ -480,3 +479,5 @@ if (cond === 1) {
 		}
-		if ( (cond === 1 && gaps.div(len).lt('0.08')) || cond === 2 ) {
+		const gapsToLifespanRatio = gaps.div(len);
+		const hasValidRatio = gapsToLifespanRatio.lt('0.08');
+		if ( (cond === 1 && hasValidRatio) || cond === 2 ) {
 			for (let i=len-2; i>=0; i-=1) {
@@ -488,16 +489,17 @@ const [curr, next] = [ cp[i], cp[i+1] ];
 				if (cond === 1 && pricesDontMatch) {
-					num = num.times(next.PriceYesterday).div(curr.PClosing);
+					coef = coef.times(next.PriceYesterday).div(curr.PClosing);
 				} else if (cond === 2 && pricesDontMatch && targetShare) {
 					const oldShares = targetShare.NumberOfShareOld;
 					const newShares = targetShare.NumberOfShareNew;
-					num = num.times(oldShares).div(newShares);
+					coef = coef.times(oldShares).div(newShares);
 				}
 				
 				let
-				close = num.times(curr.PClosing).round(2).toFixed(2),
-				last  = num.times(curr.PDrCotVal).round(2).toFixed(2),
-				low   = num.times(curr.PriceMin).round().toString(),
-				high  = num.times(curr.PriceMax).round().toString(),
-				yday  = num.times(curr.PriceYesterday).round().toString(),
-				first = num.times(curr.PriceFirst).round(2).toFixed(2);
+				close = coef.times(curr.PClosing).round(2).toFixed(2),
+				last  = coef.times(curr.PDrCotVal).round(2).toFixed(2),
+				low   = coef.times(curr.PriceMin).round().toString(),
+				high  = coef.times(curr.PriceMax).round().toString(),
+				yday  = coef.times(curr.PriceYesterday).round().toString(),
+				first = coef.times(curr.PriceFirst).round(2).toFixed(2);
+				// note: the `toFixed()` calls are necessary and not redundant
 				
@@ -882,3 +884,3 @@ const adjustedClosingPrice = {
 		if (succs.length && shouldCache) {
-			str = Object.keys(lastdevens).map(k => [k, lastdevens[k]].join(',')).join('\n');
+			const str = Object.keys(lastdevens).map(k => [k, lastdevens[k]].join(',')).join('\n');
 			storage.setItem('tse.inscode_lastdeven', str);
@@ -949,3 +951,6 @@ }
 		
+		const selsyms = new Set(selection.map(i=> i.Symbol));
+		
 		const extras = selection.map(({Symbol: sym}) =>
+			!selsyms.has(sym) &&
 			merges.has(sym) &&
@@ -955,4 +960,6 @@ merges.get(sym).slice(1).map(i => instruments[i.sym])
 		
-		extrasIndex = selection.length;
-		selection.push(...extras);
+		if (extras.length) {
+			extrasIndex = selection.length;
+			selection.push(...extras);
+		}
 	}
@@ -980,3 +987,3 @@
 	
-	if (mergeSimilarSymbols) selection.splice(extrasIndex);
+	if (mergeSimilarSymbols && extrasIndex > -1) selection.splice(extrasIndex);
 	
@@ -991,3 +998,3 @@ const columns = settings.columns.map(i => {
 	const { adjustPrices, daysWithoutTrade, startDate, csv } = settings;
-	const shares = parseShares(true);
+	const allShares = parseShares(true);
 	const pi = Big(ptot).mul(0.20).div(selection.length);
@@ -1024,3 +1031,4 @@
 		if (adjustPrices === 1 || adjustPrices === 2) {
-			prices = adjust(adjustPrices, prices, shares, inscodes);
+			const relatedShares = new Map(allShares.filter(share => inscodes.has(share.InsCode)).map(i => [i.DEven, i]));
+			prices = adjust(adjustPrices, prices, relatedShares);
 		}
@@ -1027,0 +1035,0 @@

dist/tse.min.js

@@ -1,1 +0,1 @@
-!function(){const e=function(){return"undefined"!=typeof global&&this===global}(),t=function(){return"undefined"!=typeof window&&this===window}(),s=e?require("node-fetch"):t?window.fetch:void 0,n=e?require("big.js"):t?window.Big:void 0,r=e?require("jalaali-js"):t?window.jalaali:void 0;if(t){if(!n)throw new Error("Cannot find required dependency: Big");if(!localforage)throw new Error("Cannot find required dependency: localforage")}const i=function(){let s;if(e){const{existsSync:e,mkdirSync:t,readFileSync:n,writeFileSync:r,statSync:i,readdirSync:a}=require("fs"),{join:o}=require("path"),{gzipSync:l,gunzipSync:c}=require("zlib");let p;const u=require("os").homedir(),m=o(u,"tse-cache"),d=o(u,".tse");if(e(d)){p=n(d,"utf8");try{i(p).isDirectory()}catch{p=m}}else p=m,e(p)||t(p,{recursive:!0}),r(d,p);const f=(t,s=!1)=>new Promise(((i,a)=>{const l=(t=t.replace("tse.","")).startsWith("prices.")?o(p,"prices"):p,u=o(l,`${t}.csv`+(s?".gz":""));if(!e(u))return r(u,""),void i("");const m=n(u,s?void 0:"utf8");i(s?c(m).toString():m)})),h=(e,t,s=!1)=>new Promise(((n,i)=>{e=e.replace("tse.","");let a=p;e.startsWith("prices.")&&(a=o(p,"prices"),e=e.replace("prices.",""));const c=o(a,`${e}.csv`+(s?".gz":""));r(c,s?l(t):t),n()}));s={getItem:t=>{const s=(t=t.replace("tse.","")).startsWith("prices.")?o(p,"prices"):p,i=o(s,`${t}.csv`);return e(i)||r(i,""),n(i,"utf8")},setItem:(e,t)=>{const s=(e=e.replace("tse.","")).startsWith("prices.")?o(p,"prices"):p;r(o(s,`${e}.csv`),t)},getItemAsync:f,setItemAsync:h,getItems:async function(s=new Set,r={}){const i=o(p,"prices");e(i)||t(i);for(const e of a(i)){const t=e.replace(".csv","");s.has(t)&&(r[t]=n(o(i,e),"utf8"))}},get CACHE_DIR(){return p},set CACHE_DIR(s){"string"==typeof s&&(e(s)||t(s,{recursive:!0}),i(s).isDirectory()&&(p=s,r(d,p)))},itd:{getItems:async function(s=new Set,r=!1){const l=o(p,"intraday");e(l)||t(l);const c=a(l).filter((e=>i(o(l,e)).isDirectory()&&s.has(e)));let u;return u=r?c.map((e=>{const t=a(o(l,e)).map((t=>{const s=".gz"===t.slice(-3);return[s?t.slice(0,-3):t,n(o(l,e,t),s?null:"utf8")]}));return[e,Object.fromEntries(t)]})):c.map((e=>{const t=a(o(l,e)).map((e=>[".gz"===e.slice(-3)?e.slice(0,-3):e,!0]));return[e,Object.fromEntries(t)]})),Object.fromEntries(u)},setItem:async function(s,n){s=s.replace("tse.","");const i=o(p,"intraday"),a=o(i,s);e(a)||t(a),Object.keys(n).forEach((e=>{const t=n[e];r(o(a,e+("N/A"===t?"":".gz")),n[e])}))}}}}else if(t){const e=window.pako||void 0,t=localforage.createInstance({name:"tse.prices"}),n=async(s,n=!1)=>{let r=localforage;s.startsWith("tse.prices.")&&(s=s.replace("prices.",""),r=t);const i=await r.getItem(s);return i?e&&n?e.ungzip(i,{to:"string"}):i:""},r=async(s,n,r=!1)=>{let i=localforage;if(s.startsWith("tse.prices.")&&(s=s.replace("tse.prices.",""),i=t),!e)return void await i.setItem(s,n);const a=r?e.gzip(n):n;await i.setItem(s,a)},i=async function(e=new Set,s={}){await t.iterate(((t,n)=>{let r=n.replace("tse.","");e.has(r)&&(s[r]=t)}))},a=localforage.createInstance({name:"tse.intraday"}),o=async(t,s,n=!1)=>{if(!e)return void await a.setItem(t,s);const r=n?e.gzip(s):s;await a.setItem(t,r)};s={getItem:e=>localStorage.getItem(e)||"",setItem:(e,t)=>localStorage.setItem(e,t),getItemAsync:n,setItemAsync:r,getItems:i,itd:{getItems:async function(e=new Set,t=!1){const s={};return t?await a.iterate(((t,n)=>{e.has(n)&&(s[n]=t)})):await a.iterate(((t,n)=>{e.has(n)&&(s[n]=Object.keys(t).reduce(((e,t)=>(e[t]=!0,e)),{}))})),s},setItem:o}}}return s}();let a="http://service.tsetmc.com/tsev2/data/TseClient2.aspx";const o={Instrument(e){const t={t:"Instrument",a:""+e};return this.makeRequest(t)},InstrumentAndShare(e,t=0){const s={t:"InstrumentAndShare",a:""+e,a2:""+t};return this.makeRequest(s)},LastPossibleDeven(){return this.makeRequest({t:"LastPossibleDeven"})},ClosingPrices(e){const t={t:"ClosingPrices",a:""+e};return this.makeRequest(t)},makeRequest(e){const t=new URL(a);return t.search=new URLSearchParams(e).toString(),new Promise(((e,n)=>{s(t).then((async t=>{200===t.status?e(await t.text()):n(t.status+" "+t.statusText)})).catch((e=>n(e)))}))}};class l{constructor(e=""){const t=e.split(",");if(11!==t.length)throw new Error("Invalid ClosingPrice data!");this.InsCode=t[0],this.DEven=t[1],this.PClosing=t[2],this.PDrCotVal=t[3],this.ZTotTran=t[4],this.QTotTran5J=t[5],this.QTotCap=t[6],this.PriceMin=t[7],this.PriceMax=t[8],this.PriceYesterday=t[9],this.PriceFirst=t[10]}}const c=["date","dateshamsi","open","high","low","last","close","vol","count","value","yesterday","symbol","name","namelatin","companycode"],p=["تاریخ میلادی","تاریخ شمسی","اولین قیمت","بیشترین قیمت","کمترین قیمت","آخرین قیمت","قیمت پایانی","حجم معاملات","تعداد معاملات","ارزش معاملات","قیمت پایانی دیروز","نماد","نام","نام لاتین","کد شرکت"];class u{constructor(e=[]){const t=e.length;if(t>2||t<1)throw new Error("Invalid Column data!");this.name=c[e[0]],this.fname=p[e[0]],this.header=e[1]}}class m{constructor(e=""){const t=e.split(",");if(![18,19].includes(t.length))throw new Error("Invalid Instrument data!");this.InsCode=t[0],this.InstrumentID=t[1],this.LatinSymbol=t[2],this.LatinName=t[3],this.CompanyCode=t[4],this.Symbol=I(t[5]).trim(),this.Name=t[6],this.CIsin=t[7],this.DEven=t[8],this.Flow=t[9],this.LSoc30=t[10],this.CGdSVal=t[11],this.CGrValCot=t[12],this.YMarNSC=t[13],this.CComVal=t[14],this.CSecVal=t[15],this.CSoSecVal=t[16],this.YVal=t[17],t[18]&&(this.SymbolOriginal=I(t[18]).trim())}}class d{constructor(e=""){const t=e.split(",");if(11!==t.length)throw new Error("Invalid InstrumentITD data!");this.InsCode=t[0],this.LVal30=I(t[1]),this.LVal18AFC=I(t[2]),this.FlowTitle=I(t[3]),this.CGrValCotTitle=I(t[4]),this.Flow=t[5],this.CGrValCot=t[6],this.CIsin=t[7],this.InstrumentID=t[8],this.ZTitad=t[9],this.BaseVol=t[10]}}class f{constructor(e=""){const t=e.split(",");if(5!==t.length)throw new Error("Invalid Share data!");this.Idn=t[0],this.InsCode=t[1],this.DEven=t[2],this.NumberOfShareNew=parseInt(t[3]),this.NumberOfShareOld=parseInt(t[4])}}function h(e=!1,t=!1,s="InsCode",n=!1){let r=i.getItem("tse.instruments"+(n?".intraday":""));r=r?r.split("\n"):[];const a=t?[]:{},o=n?d:m;for(const n of r){const r=e?new o(n):n;if(t)a.push(r);else{a[e?r[s]:n.split(",",1)[0]]=r}}return a}function g(e=!1,t=!0){let s=i.getItem("tse.shares");s=s?s.split("\n"):[];const n=t?[]:{};for(const r of s){const s=e?new f(r):r;if(t)n.push(s);else{const t=e?s.InsCode:r.split(",",2)[1];n[t]||(n[t]=[]),n[t].push(s)}}return n}function y(e){return 1e4*e.getFullYear()+100*(e.getMonth()+1)+e.getDate()+""}function I(e){return e.replace(/\u200B/g,"").replace(/\s?\u200C\s?/g," ").replace(/\u200D/g,"").replace(/\uFEFF/g,"").replace(/ك/g,"ک").replace(/ي/g,"ی")}function v(e){return"[object Object]"===Object.prototype.toString.call(e)}function w(e){return Number.isInteger(e)&&e>=0}let D=1,C=50,T=300,b=3,S=1e3;const A="merged",E={columns:[0,2,3,4,5,6,7,8,9],adjustPrices:0,daysWithoutTrade:!1,startDate:"20010321",mergeSimilarSymbols:!0,cache:!0,csv:!1,csvHeaders:!0,csvDelimiter:",",onprogress:void 0,progressTotal:100};let P={},j={};function _(e,t,s){const n=e;return"date"===n?s.DEven:"dateshamsi"===n?r&&function(e){const{jy:t,jm:s,jd:n}=r.toJalaali(+e.slice(0,4),+e.slice(4,6),+e.slice(6,8));return 1e4*t+100*s+n+""}(s.DEven):"open"===n?s.PriceFirst:"high"===n?s.PriceMax:"low"===n?s.PriceMin:"last"===n?s.PDrCotVal:"close"===n?s.PClosing:"vol"===n?s.QTotTran5J:"count"===n?s.ZTotTran:"value"===n?s.QTotCap:"yesterday"===n?s.PriceYesterday:"symbol"===n?t.Symbol:"name"===n?t.Name:"namelatin"===n?t.LatinName:"companycode"===n?t.CompanyCode:""}function R(e="",t){if(!e||"0"===e)return!0;const s=new Date,n=y(s),r=function(e,t){const s=+new Date(+e.slice(0,4),+e.slice(4,6)-1,+e.slice(6,8)),n=+new Date(+t.slice(0,4),+t.slice(4,6)-1,+t.slice(6,8)),r=Math.abs(n-s);return 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J(E,{shouldCache:D,chunkDelay:P,chunkMaxWait:_,retryCount:R,retryDelay:O,servers:U},{pf:a,pn:l,ptot:o.mul(.85)});if(t.length){let s=Object.fromEntries(u.map((e=>[e.InsCode,e.Symbol]))),n=(e,[t,n])=>(!e[s[t]]&&(e[s[t]]=[]),e[s[t]].push(n),e);r.error={code:4,title:"Incomplete Intraday Update",fails:t.reduce(n,{}),succs:e.reduce(n,{})}}}if(a&&a(l=+o.mul(.99)),!A){let{gzip:e}=s;r.data=b.map((([t,s])=>{let n=W[t];if(n)return e?s.map((e=>[e,n[e]])):s.map((e=>[e,n[e]&&"string"!=typeof n[e]?H(n[e]):n[e]]))}))}return a&&a(+o),r},getIntradayInstruments:async function(e=!0,t=!0,s="InsCode"){return-1===Object.keys(new d([...Array(11).keys()].join(","))).indexOf(s)&&(s="InsCode"),h(e,t,s,!0)},get INTRADAY_URL(){return Y},set INTRADAY_URL(e){if("function"!=typeof e)return;let t;try{new URL(e())}catch(e){throw t=!0,e}t||(Y=e)},get INTRADAY_UPDATE_CHUNK_DELAY(){return L},set INTRADAY_UPDATE_CHUNK_DELAY(e){w(e)&&(L=e)},get INTRADAY_UPDATE_CHUNK_MAX_WAIT(){return M},set INTRADAY_UPDATE_CHUNK_MAX_WAIT(e){w(e)&&(M=e)},get INTRADAY_UPDATE_RETRY_COUNT(){return x},set INTRADAY_UPDATE_RETRY_COUNT(e){w(e)&&(x=e)},get INTRADAY_UPDATE_RETRY_DELAY(){return z},set INTRADAY_UPDATE_RETRY_DELAY(e){w(e)&&(z=e)},get INTRADAY_UPDATE_SERVERS(){return F},set INTRADAY_UPDATE_SERVERS(e){Array.isArray(e)&&!e.some((e=>!Number.isInteger(e)))&&(F=e)},itdGroupCols:[["price",["time","last","close","open","high","low","count","volume","value","discarded"]],["order",["time","row","askcount","askvol","askprice","bidprice","bidvol","bidcount"]],["trade",["time","count","volume","price","discarded"]],["client",["pbvol","pbcount","pbval","pbprice","pbvolpot","psvol","pscount","psval","psprice","psvolpot","lbvol","lbcount","lbval","lbprice","lbvolpot","lsvol","lscount","lsval","lsprice","lsvolpot","lpchg"]],["misc",["basevol","flow","daymin","daymax","state"]],["shareholder",["shares","sharespot","change","companycode","companyname"]]]};e?(Object.defineProperty(B,"CACHE_DIR",{get:()=>i.CACHE_DIR,set:e=>i.CACHE_DIR=e}),module.exports=B):t&&(window.tse=B)}();

index.js

@@ -0,0 +0,0 @@ #!/usr/bin/env node

package.json

 {
 	"name": "tse-client",
-	"version": "2.18.1",
+	"version": "2.18.2",
 	"description": "A client for fetching stock data from the Tehran Stock Exchange (TSETMC). Works in Browser, Node and as CLI.",
@@ -31,5 +31,5 @@ "main": "index.js",
 	"dependencies": {
-		"big.js": "^6.1.1",
+		"big.js": "^6.2.1",
 		"commander": "^8.3.0",
-		"jalaali-js": "^1.2.3",
+		"jalaali-js": "^1.2.6",
 		"localforage": "^1.10.0",
@@ -36,0 +36,0 @@ "node-fetch": "^2.6.7",

tse.js

@@ -17,5 +17,5 @@ (function () {
 	if (isNode) {
-		const { existsSync, mkdirSync, readFileSync, writeFileSync, statSync, readdirSync } = require('fs');
+		const { readFileSync: read, writeFileSync: write, existsSync: exists, mkdirSync: mkdir, statSync: stat, readdirSync: readdir } = require('fs');
 		const { join } = require('path');
-		const { gzipSync, gunzipSync } = require('zlib');
+		const { gzip, gunzip } = require('zlib');
 		
@@ -25,10 +25,10 @@ let datadir;
 		const defaultdir = join(home, 'tse-cache');
-		const pathfile   = join(home, '.tse');
-		if ( existsSync(pathfile) ) {
-			datadir = readFileSync(pathfile, 'utf8');
-			try { statSync(datadir).isDirectory(); } catch { datadir = defaultdir; }
+		const tracker = join(home, '.tse');
+		if ( exists(tracker) ) {
+			datadir = read(tracker, 'utf8');
+			try { stat(datadir).isDirectory(); } catch { datadir = defaultdir; }
 		} else {
 			datadir = defaultdir;
-			if ( !existsSync(datadir) ) mkdirSync(datadir, {recursive: true});
-			writeFileSync(pathfile, datadir);
+			if ( !exists(datadir) ) mkdir(datadir, {recursive: true});
+			write(tracker, datadir);
 		}
@@ -40,4 +40,4 @@
 			const file = join(dir, `${key}.csv`);
-			if ( !existsSync(file) ) writeFileSync(file, '');
-			return readFileSync(file, 'utf8');
+			if ( !exists(file) ) write(file, '');
+			return read(file, 'utf8');
 		};
@@ -48,3 +48,3 @@
 			const dir = key.startsWith('prices.') ? join(datadir, 'prices') : datadir;
-			writeFileSync(join(dir, `${key}.csv`), value);
+			write(join(dir, `${key}.csv`), value);
 		};
@@ -56,9 +56,9 @@
 			const file = join(dir, `${key}.csv` + (zip?'.gz':''));
-			if ( !existsSync(file) ) {
-				writeFileSync(file, '');
+			if ( !exists(file) ) {
+				write(file, '');
 				done('');
 				return;
 			}
-			const content = readFileSync(file, zip?undefined:'utf8');
-			done(zip ? gunzipSync(content).toString() : content);
+			const content = read(file, zip?undefined:'utf8');
+			done(zip ? gunzip(content).toString() : content);
 		});
@@ -74,3 +74,3 @@
 			const file = join(dir, `${key}.csv` + (zip?'.gz':''));
-			writeFileSync(file, zip ? gzipSync(value) : value);
+			write(file, zip ? gzip(value) : value);
 			done();
@@ -81,7 +81,7 @@ });
 			const d = join(datadir, 'prices');
-			if (!existsSync(d)) mkdirSync(d);
-			for (const i of readdirSync(d)) {
+			if (!exists(d)) mkdir(d);
+			for (const i of readdir(d)) {
 				const key = i.replace('.csv','');
 				if ( !selins.has(key) ) continue;
-				result[key] = readFileSync(join(d,i),'utf8');
+				result[key] = read(join(d,i),'utf8');
 			}
@@ -92,10 +92,10 @@ };
 			const d = join(datadir, 'intraday');
-			if (!existsSync(d)) mkdirSync(d);
-			const dirs = readdirSync(d).filter( i => statSync(join(d,i)).isDirectory() && selins.has(i) );
+			if (!exists(d)) mkdir(d);
+			const dirs = readdir(d).filter( i => stat(join(d,i)).isDirectory() && selins.has(i) );
 			let result;
 			if (full) { 
 				result = dirs.map(i => {
-					const files = readdirSync(join(d,i)).map(j => {
+					const files = readdir(join(d,i)).map(j => {
 						const z = j.slice(-3) === '.gz';
-						return [ z ? j.slice(0,-3) : j, readFileSync(join(d,i,j), z ? null : 'utf8') ];
+						return [ z ? j.slice(0,-3) : j, read(join(d,i,j), z ? null : 'utf8') ];
 					});
@@ -106,3 +106,3 @@ return [ i, Object.fromEntries(files) ];
 				result = dirs.map(i => {
-					const files = readdirSync(join(d,i)).map(j => {
+					const files = readdir(join(d,i)).map(j => {
 						const z = j.slice(-3) === '.gz';
@@ -120,7 +120,7 @@ return [z ? j.slice(0,-3) : j, true];
 			const dir = join(d, key);
-			if ( !existsSync(dir) ) mkdirSync(dir);
+			if ( !exists(dir) ) mkdir(dir);
 			Object.keys(obj).forEach(k => {
 				const cont = obj[k];
-				const filename = k + (cont === 'N/A' ? '': '.gz');
-				writeFileSync(join(dir, filename), obj[k]);
+				const filename = k + (cont==='N/A'?'':'.gz');
+				write(join(dir, filename), obj[k]);
 			});
@@ -134,6 +134,6 @@ };
 				if (typeof newdir === 'string') {
-					if ( !existsSync(newdir) ) mkdirSync(newdir, {recursive: true});
-					if ( statSync(newdir).isDirectory() ) {
+					if ( !exists(newdir) ) mkdir(newdir, {recursive: true});
+					if ( stat(newdir).isDirectory() ) {
 						datadir = newdir;
-						writeFileSync(pathfile, datadir);
+						write(tracker, datadir);
 					}
@@ -460,4 +460,3 @@ }
 Big.RM = 2; // http://mikemcl.github.io/big.js/#rm
-function adjust(cond, closingPrices, allShares, inscodes) {
-	const shares = new Map(allShares.filter(share => inscodes.has(share.InsCode)).map(i => [i.DEven, i]));
+function adjust(cond, closingPrices, shares) {
 	const cp = closingPrices;
@@ -469,3 +468,3 @@ const len = closingPrices.length;
 		let gaps = new Big('0.0');
-		let num = new Big('1.0');
+		let coef = new Big('1.0');
 		adjustedClosingPrices.push( cp[len-1] );
@@ -480,3 +479,5 @@ if (cond === 1) {
 		}
-		if ( (cond === 1 && gaps.div(len).lt('0.08')) || cond === 2 ) {
+		const gapsToLifespanRatio = gaps.div(len);
+		const hasValidRatio = gapsToLifespanRatio.lt('0.08');
+		if ( (cond === 1 && hasValidRatio) || cond === 2 ) {
 			for (let i=len-2; i>=0; i-=1) {
@@ -488,16 +489,17 @@ const [curr, next] = [ cp[i], cp[i+1] ];
 				if (cond === 1 && pricesDontMatch) {
-					num = num.times(next.PriceYesterday).div(curr.PClosing);
+					coef = coef.times(next.PriceYesterday).div(curr.PClosing);
 				} else if (cond === 2 && pricesDontMatch && targetShare) {
 					const oldShares = targetShare.NumberOfShareOld;
 					const newShares = targetShare.NumberOfShareNew;
-					num = num.times(oldShares).div(newShares);
+					coef = coef.times(oldShares).div(newShares);
 				}
 				
 				let
-				close = num.times(curr.PClosing).round(2).toFixed(2),
-				last  = num.times(curr.PDrCotVal).round(2).toFixed(2),
-				low   = num.times(curr.PriceMin).round().toString(),
-				high  = num.times(curr.PriceMax).round().toString(),
-				yday  = num.times(curr.PriceYesterday).round().toString(),
-				first = num.times(curr.PriceFirst).round(2).toFixed(2);
+				close = coef.times(curr.PClosing).round(2).toFixed(2),
+				last  = coef.times(curr.PDrCotVal).round(2).toFixed(2),
+				low   = coef.times(curr.PriceMin).round().toString(),
+				high  = coef.times(curr.PriceMax).round().toString(),
+				yday  = coef.times(curr.PriceYesterday).round().toString(),
+				first = coef.times(curr.PriceFirst).round(2).toFixed(2);
+				// note: the `toFixed()` calls are necessary and not redundant
 				
@@ -882,3 +884,3 @@ const adjustedClosingPrice = {
 		if (succs.length && shouldCache) {
-			str = Object.keys(lastdevens).map(k => [k, lastdevens[k]].join(',')).join('\n');
+			const str = Object.keys(lastdevens).map(k => [k, lastdevens[k]].join(',')).join('\n');
 			storage.setItem('tse.inscode_lastdeven', str);
@@ -949,3 +951,6 @@ }
 		
+		const selsyms = new Set(selection.map(i=> i.Symbol));
+		
 		const extras = selection.map(({Symbol: sym}) =>
+			!selsyms.has(sym) &&
 			merges.has(sym) &&
@@ -955,4 +960,6 @@ merges.get(sym).slice(1).map(i => instruments[i.sym])
 		
-		extrasIndex = selection.length;
-		selection.push(...extras);
+		if (extras.length) {
+			extrasIndex = selection.length;
+			selection.push(...extras);
+		}
 	}
@@ -980,3 +987,3 @@
 	
-	if (mergeSimilarSymbols) selection.splice(extrasIndex);
+	if (mergeSimilarSymbols && extrasIndex > -1) selection.splice(extrasIndex);
 	
@@ -991,3 +998,3 @@ const columns = settings.columns.map(i => {
 	const { adjustPrices, daysWithoutTrade, startDate, csv } = settings;
-	const shares = parseShares(true);
+	const allShares = parseShares(true);
 	const pi = Big(ptot).mul(0.20).div(selection.length);
@@ -1024,3 +1031,4 @@
 		if (adjustPrices === 1 || adjustPrices === 2) {
-			prices = adjust(adjustPrices, prices, shares, inscodes);
+			const relatedShares = new Map(allShares.filter(share => inscodes.has(share.InsCode)).map(i => [i.DEven, i]));
+			prices = adjust(adjustPrices, prices, relatedShares);
 		}
@@ -1027,0 +1035,0 @@

No alert changes

Improved metrics

Total package byte prevSize

435646

increased by34.16%

Number of package files

11

increased by10%

Lines of code

6939

increased by69.37%

Worsened metrics

Number of low supply chain risk alerts

10

increased by11.11%

Number of medium supply chain risk alerts

8

increased by33.33%

Dependency changes

• Updatedbig.js@^6.2.1

• Updatedjalaali-js@^1.2.6