Best JavaScript code snippet using ava
TestSynchronizrDiff.js
Source:TestSynchronizrDiff.js
1class TestSynchronizrDiff extends UnitTest {2 constructor(root, text) {3 super(root, text);4 }5 // Reimplementation of receiver's bytecode parser6 getResult(arr, bytecode) {7 var t = this;8 var rtn = [];9 var ptr = 0;10 var endLastRun = 0;11 while (ptr < bytecode.length) {12 var op = bytecode[ptr++];13 let startRun, endRun;14 switch (op) {15 case 255: // Short Run16 startRun = endLastRun + bytecode[ptr++];17 endRun = startRun + bytecode[ptr++];18 endLastRun = endRun;19 for (let x = startRun; x <= endRun; x++)20 rtn.push(t.byteArrToStr(arr[x]));21 break;22 case 254: // Negative Short Run23 startRun = endLastRun - bytecode[ptr++];24 endRun = startRun + bytecode[ptr++];25 endLastRun = endRun;26 for (let x = startRun; x <= endRun; x++)27 rtn.push(t.byteArrToStr(arr[x]));28 break;29 case 253: // Long Run30 startRun = bytecode[ptr++] * 256 + bytecode[ptr++];31 endRun = bytecode[ptr++] * 256 + bytecode[ptr++];32 endLastRun = endRun;33 for (let x = startRun; x <= endRun; x++)34 rtn.push(t.byteArrToStr(arr[x]));35 break;36 case 252: // Singular Short Run [1 element long]37 startRun = endLastRun + bytecode[ptr++];38 endLastRun = startRun;39 rtn.push(t.byteArrToStr(arr[startRun]));40 break;41 default: // Just a normal string literal42 let len = op * 256 + bytecode[ptr++];43 var str = "";44 for (let x = 0; x < len; x++) {45 str += String.fromCharCode(bytecode[ptr++]);46 }47 rtn.push(str);48 break;49 }50 }51 return rtn;52 }53 byteArrToStr(byteArr){54 return SynchronizrUtils.byteArrToStr(byteArr);55 }56 strArrToByteArrArr(strArr){57 var rtn = [];58 for(var x = 0; x < strArr.length; x++){59 var itm = strArr[x];60 var rti = new Uint8Array(itm.length);61 for(var y = 0; y < itm.length; y++){62 rti[y] = itm.charCodeAt(y);63 }64 rtn.push(rti);65 }66 return rtn;67 }68 // byteArrArrToStrArr(byteArr){69 // var rtn = [];70 // for(var x = 0; x < byteArr.length; x++){71 // var itm = byteArr[x];72 // var rti = "";73 // for(var y = 0; x < itm.length; y++){74 // rti += String.fromCharCode(itm[y]);75 // }76 // }77 // }78 test() {79 try {80 var t = this;81 // Detailed test setup82 var str1 = "The sly quick brown fox jumped over the obese lazy dog after chewing on a juicy bone";83 // var str1 = "The quick brown fox Foo".split(" ");84 // var str1 = "1 2 3 4 5 6 7 Fizz Buzz Zip Zzzip ".split(" "); // Old85 str1 = t.strArrToByteArrArr(str1.split(" "));86 var str1Orig = [...str1];87 var str2 = "The orange fluffy kitten jumped the lazy dog and ran off with his juicy bone of beef";88 // var str2 = "Jumped over the lazy dog Foo".split(" ");89 // var str2 = "3 2 1 5 4 Fizz Zzzip Zip".split(" "); // New90 var str2Orig = str2;91 str2 = t.strArrToByteArrArr(str2.split(" "));92 var d = SynDiff.genDiffInfo(str1, str2);93 var result = t.getResult(str1Orig, d).join(" ");94 console.log(d);95 console.log(str1Orig);96 console.log(result);97 t.assertEquals(result, str2Orig);98 // Other tests99 str1 = t.strArrToByteArrArr("The brown quick fox jumped".split(" "));100 str1Orig = [...str1];101 str2 = t.strArrToByteArrArr("The quick brown fox jumped".split(" "));102 var foo2 = SynDiff.genDiffInfo(str1, str2);103 var str3 = t.getResult(str1Orig, foo2).join(" ");104 t.assertEquals("The quick brown fox jumped", str3);105 } catch (e) {106 console.error(e);107 return e;108 }109 return undefined;110 }...
StateMachine.js
Source:StateMachine.js
1const INITIAL_STATE = 1;2const FAIL_STATE = 0;3/**4 * A StateMachine represents a deterministic finite automaton.5 * It can perform matches over a sequence of values, similar to a regular expression.6 */7export default class StateMachine {8 constructor(dfa) {9 this.stateTable = dfa.stateTable;10 this.accepting = dfa.accepting;11 this.tags = dfa.tags;12 }13 /**14 * Returns an iterable object that yields pattern matches over the input sequence.15 * Matches are of the form [startIndex, endIndex, tags].16 */17 match(str) {18 let self = this;19 return {20 *[Symbol.iterator]() {21 let state = INITIAL_STATE;22 let startRun = null;23 let lastAccepting = null;24 let lastState = null;25 for (let p = 0; p < str.length; p++) {26 let c = str[p];27 lastState = state;28 state = self.stateTable[state][c];29 if (state === FAIL_STATE) {30 // yield the last match if any31 if (startRun != null && lastAccepting != null && lastAccepting >= startRun) {32 yield [startRun, lastAccepting, self.tags[lastState]];33 }34 // reset the state as if we started over from the initial state35 state = self.stateTable[INITIAL_STATE][c];36 startRun = null;37 }38 // start a run if not in the failure state39 if (state !== FAIL_STATE && startRun == null) {40 startRun = p;41 }42 // if accepting, mark the potential match end43 if (self.accepting[state]) {44 lastAccepting = p;45 }46 // reset the state to the initial state if we get into the failure state47 if (state === FAIL_STATE) {48 state = INITIAL_STATE;49 }50 }51 // yield the last match if any52 if (startRun != null && lastAccepting != null && lastAccepting >= startRun) {53 yield [startRun, lastAccepting, self.tags[state]];54 }55 }56 };57 }58 /**59 * For each match over the input sequence, action functions matching60 * the tag definitions in the input pattern are called with the startIndex,61 * endIndex, and sub-match sequence.62 */63 apply(str, actions) {64 for (let [start, end, tags] of this.match(str)) {65 for (let tag of tags) {66 if (typeof actions[tag] === 'function') {67 actions[tag](start, end, str.slice(start, end + 1));68 }69 }70 }71 }...
longestRun.js
Source:longestRun.js
1const longestRun = function (str) {2 let max = [0, 0];3 let startRun = 0;4 for (let i = 1; i <= str.length; i++) {5 if (str[i] !== str[startRun]) {6 if (i - 1 - startRun > max[1] - max[0]) {7 max = [startRun, i - 1];8 }9 startRun = i;10 }11 }12 return max;13};14console.log(longestRun("abcde"));15console.log(longestRun("abababab"));16console.log(longestRun("aabbaacca"));...
Using AI Code Generation
1var availableRuns = require('./availableRuns');2availableRuns.startRun();3module.exports = {4 startRun: function() {5 console.log('run started');6 }7};8var availableRuns = require('./availableRuns.js');9var availableRuns = require('./availableRuns');
Using AI Code Generation
1var availableRunners = require('./availableRunners.js');2var runner = availableRunners.startRun("test.js");3console.log(runner);4var availableRunners = require('./availableRunners.js');5var runner = availableRunners.stopRun("test.js");6console.log(runner);7var availableRunners = require('./availableRunners.js');8var runner = availableRunners.getRunStatus("test.js");9console.log(runner);10var availableRunners = require('./availableRunners.js');11var runner = availableRunners.getRunStatusAll();12console.log(runner);13var availableRunners = require('./availableRunners.js');14var runner = availableRunners.getRunId("test.js");15console.log(runner);16var availableRunners = require('./availableRunners.js');17var runner = availableRunners.getRunIdAll();18console.log(runner);19var availableRunners = require('./availableRunners.js');20var runner = availableRunners.getRunName("test.js");21console.log(runner);22var availableRunners = require('./availableRunners.js');23var runner = availableRunners.getRunNameAll();24console.log(runner);25var availableRunners = require('./availableRunners.js');26var runner = availableRunners.getRunPath("test.js");27console.log(runner);28var availableRunners = require('./availableRunners.js');29var runner = availableRunners.getRunPathAll();30console.log(runner);31var availableRunners = require('./availableRunners.js');32var runner = availableRunners.getRunType("test.js");33console.log(runner);34var availableRunners = require('./availableRunners.js');
Using AI Code Generation
1var availableRunners = require('./availableRunners');2var runner = availableRunners[0];3runner.startRun();4var runner = {5 startRun: function() {6 console.log('This is my runner!');7 }8};9module.exports = runner;10var myRunner = require('./myRunner');11var availableRunners = [myRunner];12module.exports = availableRunners;
Using AI Code Generation
1var availableRun = require('./availableRun.js');2availableRun.startRun();3availableRun.stopRun();4exports.startRun = function(){5 console.log("Running...");6};7exports.stopRun = function(){8 console.log("Stopped Running...");9};10var availableRun = require('./availableRun.js');11availableRun.startRun();12availableRun.stopRun();13exports.startRun = function(){14 console.log("Running...");15};16exports.stopRun = function(){17 console.log("Stopped Running...");18};19var availableRun = require('./availableRun.js');20availableRun.startRun();21availableRun.stopRun();22exports.startRun = function(){23 console.log("Running...");24};25exports.stopRun = function(){26 console.log("Stopped Running...");27};28var availableRun = require('./availableRun.js');29availableRun.startRun();
Using AI Code Generation
1var availableRunners = require('./availableRunners');2availableRunners.startRun();3var availableRunners = require('./availableRunners');4availableRunners.startRun();5var availableRunners = require('./availableRunners');6availableRunners.startRun();7var availableRunners = require('./availableRunners');8availableRunners.startRun();
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