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How to use extractSubstring method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

MoleculeToAtoms.js

Source:MoleculeToAtoms.js

1ï»¿// "3 kyu","Molecule to atoms","52f831fa9d332c6591000511"2function parseMolecule(formula) {3    var modulecule = {};4    splitMolecule(formula, 0).map(function (element) {5        var name = Object.keys(element)[0]6        modulecule[name] = (modulecule[name] == undefined ? 0 : modulecule[name]) + element[name];7    });8    return modulecule;9};10elements = ["Ac","Al","Am","Sb","Ar","As","At","Ba","Bk","Be","Bi","Bh","B","Br","Cd","Cs","Ca","Cf","C","Ce","Cl","Cr","Co","Cn","Cu","Cm","Ds","Db","Dy","Es","Er","Eu","Fm","Fl","F","Fr","Gd","Ga","Ge","Au","Hf","Hs","He","Ho","H","In","I","Ir","Fe","Kr","La","Lr","Pb","Li","Lv","Lu","Mg","Mn","Mt","Md","Hg","Mo","Nd","Ne","Np","Ni","Nb","N","No","Os","O","Pd","P","Pt","Pu","Po","K","Pr","Pm","Pa","Ra","Rn","Re","Rh","Rg","Rb","Ru","Rf","Sm","Sc","Sg","Se","Si","Ag","Na","Sr","S","Ta","Tc","Te","Tb","Tl","Th","Tm","Sn","Ti","W","Uuo","Uup","Uus","Uut","U","V","Xe","Yb","Y","Zn","Zr"];11function elementAtIndex(formula, index) {12    var form = formula.substring(index, formula.length);13    var elementFound = elements14        .filter(function (value) { return form.indexOf(value) === 0; })15        .sort(function (a, b) { return a.length < b.length ? 1 : -1; });16    return elementFound.length == 0 ? "" : elementFound[0];17};18function numberAtIndex(formula, index) {19    if (formula.length <= index) { return ""; }20    var digit = "0123456789".split("").indexOf(formula.charAt(index));21    return digit == -1 ? "" : digit.toString() + numberAtIndex(formula, index + 1)22};23function extractSubString(formula, index, stChar, enChar) {24    if (formula.charAt(index) != stChar) { return ""; }25    var ss = formula.substring(index, formula.length);26    var end = ss.indexOf(enChar);27    if (end == -1) {28        throw "mismatched brackets";29    }30    return formula.substring(index, index + end + 1);31};32function splitMolecule(formula,index)33{34    if (index == formula.length) { return [];}35    var element = elementAtIndex(formula, index);36    if (element) {37        var count = numberAtIndex(formula, index + element.length);38        var cnt = count == "" ? 1 : parseInt(count);39        var el = {};40        el[element] = cnt;41        return [el].concat(splitMolecule(formula, index + element.length + count.length));42    }43    var sub = extractSubString(formula, index, "(", ")")44        + extractSubString(formula, index, "[", "]")45        + extractSubString(formula, index, "{", "}");46    if (sub) {47        var count = numberAtIndex(formula, index + sub.length);48        var cnt = count == "" ? 1 : parseInt(count);49        var children = splitMolecule(sub.substring(1, sub.length - 1), 0)50            .map(function (element) {51                var el = {};52                var name = Object.keys(element)[0]53                el[name] = element[name] * cnt;54                return el;55            });56        return children.concat(splitMolecule(formula, index + sub.length + count.length));57    }58    59    throw "Invalid molecule";60};61//{K: 4, O: 14, N: 2, S: 4}),62/*63readMolecule64[ (string,Int) ]65until end66*/67describe("tests ", function () {68    describe("elementAtIndex - ", function () {69        it("He1234,0", function () { expect(elementAtIndex("He1234", 0)).toEqual("He"); });70        it("Mg1234,0", function () { expect(elementAtIndex("Mg1234", 0)).toEqual("Mg"); });71        it("H2SO4,0", function () { expect(elementAtIndex("H2SO4", 0)).toEqual("H"); });72        it("x232,0", function () { expect(elementAtIndex("x232", 0)).toEqual(""); });73        it("H2SO4,1", function () { expect(elementAtIndex("H2SO4", 1)).toEqual(""); });74        it("H2SO4,2", function () { expect(elementAtIndex("H2SO4", 2)).toEqual("S"); });75        it("H2SO4,3", function () { expect(elementAtIndex("H2SO4", 3)).toEqual("O"); });76        it("H2SO4,4", function () { expect(elementAtIndex("H2SO4", 4)).toEqual(""); });77        it("Co2", function () { expect(elementAtIndex("Co2", 0)).toEqual("Co"); });78    });79    describe("numberAtIndex - ", function () {80        it("1a", function () { expect(numberAtIndex("1a", 0)).toEqual("1"); });81        it("23a", function () { expect(numberAtIndex("23a", 0)).toEqual("23"); });82        it("a4", function () { expect(numberAtIndex("a4", 0)).toEqual(""); });83    });84    describe("extractSubString - ", function () {85        var str = "He2{Be4}4Cu5";86        it(str + " 0", function () { expect(extractSubString(str, 3, "{", "}")).toEqual("{Be4}"); });87        it(str + " 4", function () { expect(extractSubString(str, 4, "{", "}")).toEqual(""); });88        it(str + " 7", function () { expect(extractSubString(str, 7, "{", "}")).toEqual(""); });89        it(str + " 8", function () { expect(extractSubString(str, 8, "{", "}")).toEqual(""); });90    });91    describe("splitMolecule - ", function () {92        var weirdMolecule = "He2{Be4C5[BCo3(CO2)3]2}4Cu5";93        var moleculeWithOneBracket = "He2{Be4}4Cu5";94        var simpleMolecule = "He2Be4C5BCo3CO2Cu5";95        it(simpleMolecule, function () {96            expect(splitMolecule(simpleMolecule, 0)).toEqual([{ He: 2 }, { Be: 4 }, { C: 5 }, { B: 1 }, { Co: 3 }, { C: 1 }, { O: 2 }, { Cu: 5}]);97        });98        it(moleculeWithOneBracket, function () {99            expect(splitMolecule(moleculeWithOneBracket, 0)).toEqual([{ He: 2 }, { Be: 16 }, { Cu: 5 }]);100        });101        it(weirdMolecule, function () {102            expect(splitMolecule(weirdMolecule, 0)).toEqual([{ He: 2 }, { Be: 16 }, ({ C: 20 }, { B: 8 }, { Co: 24 }, { C: 24 }, { O: 48 }, { Cu: 5 })]);103        });104    });105    describe("parseMolecule - ", function () {106        var weirdMolecule = "He2{Be4C5[BCo3(CO2)3]2}4Cu5";107        it(weirdMolecule, function () {108            expect(parseMolecule(weirdMolecule, 0)).toEqual({ He: 2, Be: 16, C: 44, B: 8, Co: 24, O: 48, Cu: 5 });109        });110    });...

BlogItem.js

Source:BlogItem.js

...8    shiftY: 309}10const BlogItem = (props) => {11    let { text, data, id, username, profileImageUrl, history, blog_id } = props;12    let title = extractSubstring(text, "<h1>", "</h1>");13    let description = extractSubstring(text, "<p>", "</p>");14    let image = extractSubstring(text, 'src="', '"/>');15    return (16        <li onClick={() => {17            history.push(`/users/${id}/blogs/${blog_id}`);18        }} className="list-item">19            <div className="blog-area">20                <h3 >{title}</h3>21                <p>{description.slice(0, 100)}</p>22                <div className="user-info">23                    <ReactHover options={optionsCursorTrueWithMargin}>24                        <ReactHover.Trigger type='trigger'>25                            <span>{username}</span>26                        </ReactHover.Trigger>27                        <ReactHover.Hover type='hover'>28                            <UserHover29                                username={username}30                                profileImageUrl={profileImageUrl}31                            />32                        </ReactHover.Hover>33                    </ReactHover>34                    <span className="date-text">35                        <Moment className="date" format="Do MMM YYYY">36                            {data}37                        </Moment>38                        {" - " + calculateReadTime(text)}39                    </span>40                </div>41            </div>42            <div className="image-area">43                <img44                    src={image}45                    alt={username}46                    height="120"47                    width="120" />48            </div>49        </li>50    );51}52function extractSubstring(text, start, end) {53    let startIndex = text.indexOf(start);54    let endIndex = text.indexOf(end);55    let s = "";56    for (let i = startIndex + start.length; i < endIndex; i++) {57        s += (text.charAt(i));58    }59    return s;60}61function calculateReadTime(text) {62    return `${Math.ceil(text.length / 1000)} min read`;63}...

11.js

Source:11.js

1var set = new Set();2var finalSubStrSize = 0;3function longestSubstring(string) {4if(string.length === 0) {5console.log('You have provided an empty string.');6return null;7}8set.clear();9finalSubStrSize = 0;10// Have a boolean flag on each character's ascii value11var flag = [];12var j = 0;13var inputCharArr = string.split('');14for(let i=0; i<inputCharArr.length; i++) {15var c = inputCharArr[i];16if(flag[c]) {17extractSubString(inputCharArr,j,i);18for(let k=j; k<i; k++) {19if(inputCharArr[k] == c) {20j = k + 1;21break;22}23flag[inputCharArr[k]] = false;24}25}26else27flag[c] = true;28}29extractSubString(inputCharArr,j,inputCharArr.length);30return set;31};32function extractSubString(inputArr, start, end) {33var sb = '';34for(let i=start; i<end; i++)35sb = sb + inputArr[i];36if(sb.length > finalSubStrSize) {37finalSubStrSize = sb.length;38set.clear();39set.add(sb);40}41else if(sb.length === finalSubStrSize)42set.add(sb);43return sb;44}45var x = longestSubstring('aaa');...

Using AI Code Generation

1const { extractSubstring } = require('fast-check-monorepo');2console.log(extractSubstring('hello there', 3, 8));3const { extractSubstring } = require('fast-check-monorepo');4console.log(extractSubstring('hello there', 3, 8));5const { extractSubstring } = require('fast-check-monorepo');6console.log(extractSubstring('hello there', 3, 8));7const { extractSubstring } = require('fast-check-monorepo');8console.log(extractSubstring('hello there', 3, 8));9const { extractSubstring } = require('fast-check-monorepo');10console.log(extractSubstring('hello there', 3, 8));11const { extractSubstring } = require('fast-check-monorepo');12console.log(extractSubstring('hello there', 3, 8));13const { extractSubstring } = require('fast-check-monorepo');14console.log(extractSubstring('hello there', 3, 8));15const { extractSubstring } = require('fast-check-monorepo');16console.log(extractSubstring('hello there', 3, 8));17const { extractSubstring } = require('fast-check-monorepo');18console.log(extractSubstring('hello there', 3, 8));19const { extractSubstring } = require('fast-check-monorepo');20console.log(extractSubstring('hello there', 3, 8));

Using AI Code Generation

1const { extractSubstring } = require('fast-check-monorepo');2const str = 'Hello World';3const result = extractSubstring(str, 1, 3);4console.log(result);5const { extractSubstring } = require('fast-check-monorepo');6const str = 'Hello World';7const result = extractSubstring(str, 1, 3);8console.log(result);9const { extractSubstring } = require('fast-check-monorepo');10const str = 'Hello World';11const result = extractSubstring(str, 1, 3);12console.log(result);13const { extractSubstring } = require('fast-check-monorepo');14const str = 'Hello World';15const result = extractSubstring(str, 1, 3);16console.log(result);17const { extractSubstring } = require('fast-check-monorepo');18const str = 'Hello World';19const result = extractSubstring(str, 1, 3);20console.log(result);21const { extractSubstring } = require('fast-check-monorepo');22const str = 'Hello World';23const result = extractSubstring(str, 1, 3);24console.log(result);25const { extractSubstring } = require('fast-check-monorepo');26const str = 'Hello World';27const result = extractSubstring(str, 1, 3);28console.log(result);29const { extractSubstring } = require('fast-check-monorepo');30const str = 'Hello World';31const result = extractSubstring(str, 1, 3);32console.log(result);33const { extractSubstring } = require('fast-check-monorepo');34const str = 'Hello World';

Using AI Code Generation

1const fc = require('fast-check');2const { extractSubstring } = require('@rpldy/fast-check-monorepo');3fc.assert(4  fc.property(fc.string(), fc.nat(), fc.nat(), (s, start, end) => {5    const extracted = extractSubstring(s, start, end);6    return extracted === s.substring(start, end);7  })8);9const fc = require('fast-check');10const test3 = require('./test3');11fc.assert(test3);12    at Object.<anonymous> (/Users/andrew/Documents/Projects/JavaScript/fast-check-monorepo/test3.js:6:24)13    at Module._compile (internal/modules/cjs/loader.js:1138:30)14    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1158:10)15    at Module.load (internal/modules/cjs/loader.js:986:32)16    at Function.Module._load (internal/modules/cjs/loader.js:879:14)17    at Module.require (internal/modules/cjs/loader.js:1026:19)18    at require (internal/modules/cjs/helpers.js:72:18)19    at Object.<anonymous> (/Users/andrew/Documents/Projects/JavaScript/fast-check-monorepo/test4.js:5:13)20    at Module._compile (internal/modules/cjs/loader.js:1138:30)21    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1158:10)22const fc = require('fast-check');23const test3 = require('./test3');24fc.assert(test3.default);25    at Object.<anonymous> (/Users/andrew/Documents/Projects/JavaScript/fast-check-monorepo/test3.js:6:24)26    at Module._compile (internal/modules/cjs/loader.js:1138:30)27    at Object.Module._extensions..js (internal/modules/cjs

Using AI Code Generation

1const { extractSubstring } = require('fast-check-monorepo');2const str = 'Hello World';3const result = extractSubstring(str, 1, 4);4const { extractSubstring } = require('fast-check-monorepo');5const str = 'Hello World';6const result = extractSubstring(str, 1, 4);7const { extractSubstring } = require('fast-check-monorepo');8const str = 'Hello World';9const result = extractSubstring(str, 1, 4);10const { extractSubstring } = require('fast-check-monorepo');11const str = 'Hello World';12const result = extractSubstring(str, 1, 4);13const { extractSubstring } = require('fast-check-monorepo');14const str = 'Hello World';15const result = extractSubstring(str, 1, 4);16const { extractSubstring } = require('fast-check-monorepo');17const str = 'Hello World';18const result = extractSubstring(str, 1, 4);19const { extractSubstring } = require('fast-check-monorepo');20const str = 'Hello World';21const result = extractSubstring(str, 1, 4);22const { extractSubstring } = require('fast-check-monorepo');23const str = 'Hello World';24const result = extractSubstring(str, 1, 4);25const { extractSubstring } = require('fast-check-monorepo');26const str = 'Hello World';27const result = extractSubstring(str, 1, 4);

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