Best JavaScript code snippet using wpt
compress.js
Source:compress.js
...37 switch (item.type) {38 case 0:39 out += writeByte(flags | getHexSize(first.start)) + writeNumber(subitems.length);40 out += first.start + writeNumber(subHex(first.end, first.start));41 nextStart = incHex(first.end);42 for (var j = 1; j < subitems.length; j++) {43 out += writeNumber(subHex(subitems[j].start, nextStart)) +44 writeNumber(subHex(subitems[j].end, subitems[j].start));45 nextStart = incHex(subitems[j].end);46 }47 break;48 case 1:49 out += writeByte(flags | getHexSize(first.start)) + writeNumber(subitems.length);50 out += first.start + writeNumber(subHex(first.end, first.start)) + writeNumber(first.code);51 nextStart = incHex(first.end);52 for (var j = 1; j < subitems.length; j++) {53 out += writeNumber(subHex(subitems[j].start, nextStart)) +54 writeNumber(subHex(subitems[j].end, subitems[j].start)) +55 writeNumber(subitems[j].code);56 nextStart = incHex(subitems[j].end);57 }58 break;59 case 2:60 out += writeByte(flags | getHexSize(first.char)) + writeNumber(subitems.length);61 out += first.char + writeNumber(first.code);62 nextStart = incHex(first.char);63 nextCode = first.code + 1;64 for (var j = 1; j < subitems.length; j++) {65 out += (sequence ? '' : writeNumber(subHex(subitems[j].char, nextStart))) +66 writeSigned(subitems[j].code - nextCode);67 nextStart = incHex(subitems[j].char);68 nextCode = item.items[j].code + 1;69 }70 break;71 case 3:72 out += writeByte(flags | getHexSize(first.start)) + writeNumber(subitems.length);73 out += first.start + writeNumber(subHex(first.end, first.start)) + writeNumber(first.code);74 nextStart = incHex(first.end);75 for (var j = 1; j < subitems.length; j++) {76 out += (sequence ? '' : writeNumber(subHex(subitems[j].start, nextStart))) +77 writeNumber(subHex(subitems[j].end, subitems[j].start)) +78 writeNumber(subitems[j].code);79 nextStart = incHex(subitems[j].end);80 }81 break;82 case 4:83 out += writeByte(flags | getHexSize(first.code)) + writeNumber(subitems.length);84 out += first.char + first.code;85 nextStart = incHex(first.char);86 nextCode = incHex(first.code);87 for (var j = 1; j < subitems.length; j++) {88 out += (sequence ? '' : writeNumber(subHex(subitems[j].char, nextStart))) +89 writeSigned(subHex(subitems[j].code, nextCode));90 nextStart = incHex(subitems[j].char);91 nextCode = incHex(subitems[j].code);92 }93 break;94 case 5:95 out += writeByte(flags | getHexSize(first.code)) + writeNumber(subitems.length);96 out += first.start + writeNumber(subHex(first.end, first.start)) + first.code;97 nextStart = incHex(first.end);98 for (var j = 1; j < subitems.length; j++) {99 out += (sequence ? '' : writeNumber(subHex(subitems[j].start, nextStart))) +100 writeNumber(subHex(subitems[j].end, subitems[j].start)) +101 subitems[j].code;102 nextStart = incHex(subitems[j].end);103 }104 break;105 }106 }107 fs.writeFileSync(destPath, new Buffer(out, 'hex'));108 if (verify) {109 var result2 = parseCMap(out);110 var isGood = JSON.stringify(inputData) == JSON.stringify(result2);111 if (!isGood) {112 throw new Error('Extracted data does not match the expected result');113 }114 }115 return {116 orig: fs.statSync(srcPath).size,117 packed: out.length >> 1118 };119}120function parseCMap(binaryData) {121 var reader = {122 buffer: binaryData,123 pos: 0,124 end: binaryData.length,125 readByte: function () {126 if (this.pos >= this.end) {127 return -1;128 }129 var d1 = fromHexDigit(this.buffer[this.pos]);130 var d2 = fromHexDigit(this.buffer[this.pos + 1]);131 this.pos += 2;132 return (d1 << 4) | d2;133 },134 readNumber: function () {135 var n = 0;136 var last;137 do {138 var b = this.readByte();139 last = !(b & 0x80);140 n = (n << 7) | (b & 0x7F);141 } while (!last);142 return n;143 },144 readSigned: function () {145 var n = this.readNumber();146 return (n & 1) ? -(n >>> 1) - 1 : n >>> 1;147 },148 readHex: function (size) {149 var lengthInChars = (size + 1) << 1;150 var s = this.buffer.substr(this.pos, lengthInChars);151 this.pos += lengthInChars;152 return s;153 },154 readHexNumber: function (size) {155 var lengthInChars = (size + 1) << 1;156 var stack = [];157 do {158 var b = this.readByte();159 last = !(b & 0x80);160 stack.push(b & 0x7F);161 } while (!last);162 var s = '', buffer = 0, bufferSize = 0;163 while (s.length < lengthInChars) {164 while (bufferSize < 4 && stack.length > 0) {165 buffer = (stack.pop() << bufferSize) | buffer;166 bufferSize += 7;167 }168 s = toHexDigit(buffer & 15) + s;169 buffer >>= 4;170 bufferSize -= 4;171 }172 return s;173 },174 readHexSigned: function (size) {175 var num = this.readHexNumber(size);176 var sign = fromHexDigit(num[num.length - 1]) & 1 ? 15 : 0;177 var c = 0;178 var result = '';179 for (var i = 0; i < num.length; i++) {180 c = (c << 4) | fromHexDigit(num[i]);181 result += toHexDigit(sign ? (c >> 1) ^ sign : (c >> 1));182 c &= 1;183 }184 return result;185 },186 readString: function () {187 var len = this.readNumber();188 var s = '';189 for (var i = 0; i < len; i++) {190 s += String.fromCharCode(this.readNumber());191 }192 return s;193 }194 };195 var header = reader.readByte();196 var result = {197 type: header >> 1,198 wmode: header & 1,199 comment: null,200 usecmap: null,201 body: []202 };203 var b;204 while ((b = reader.readByte()) >= 0) {205 var type = b >> 5;206 if (type === 7) {207 switch (b & 0x1F) {208 case 0:209 result.comment = reader.readString();210 break;211 case 1:212 result.usecmap = reader.readString();213 break;214 }215 continue;216 }217 var sequence = !!(b & 0x10);218 var dataSize = b & 15;219 var subitems = [];220 var item = {221 type: type,222 items: subitems223 };224 if (sequence) {225 item.sequence = true;226 }227 var ucs2DataSize = 1;228 var subitemsCount = reader.readNumber();229 var start, end, code, char;230 switch (type) {231 case 0:232 start = reader.readHex(dataSize);233 end = addHex(reader.readHexNumber(dataSize), start);234 subitems.push({start: start, end: end});235 for (var i = 1; i < subitemsCount; i++) {236 start = addHex(reader.readHexNumber(dataSize), incHex(end));237 end = addHex(reader.readHexNumber(dataSize), start);238 subitems.push({start: start, end: end});239 }240 break;241 case 1:242 start = reader.readHex(dataSize);243 end = addHex(reader.readHexNumber(dataSize), start);244 code = reader.readNumber();245 subitems.push({start: start, end: end, code: code});246 for (var i = 1; i < subitemsCount; i++) {247 start = addHex(reader.readHexNumber(dataSize), incHex(end));248 end = addHex(reader.readHexNumber(dataSize), start);249 code = reader.readNumber();250 subitems.push({start: start, end: end, code: code});251 }252 break;253 case 2:254 char = reader.readHex(dataSize);255 code = reader.readNumber();256 subitems.push({char: char, code: code});257 for (var i = 1; i < subitemsCount; i++) {258 char = sequence ? incHex(char) : addHex(reader.readHexNumber(dataSize), incHex(char));259 code = reader.readSigned() + (code + 1);260 subitems.push({char: char, code: code});261 }262 break;263 case 3:264 start = reader.readHex(dataSize);265 end = addHex(reader.readHexNumber(dataSize), start);266 code = reader.readNumber();267 subitems.push({start: start, end: end, code: code});268 for (var i = 1; i < subitemsCount; i++) {269 start = sequence ? incHex(end) : addHex(reader.readHexNumber(dataSize), incHex(end));270 end = addHex(reader.readHexNumber(dataSize), start);271 code = reader.readNumber();272 subitems.push({start: start, end: end, code: code});273 }274 break;275 case 4:276 char = reader.readHex(ucs2DataSize);277 code = reader.readHex(dataSize);278 subitems.push({char: char, code: code});279 for (var i = 1; i < subitemsCount; i++) {280 char = sequence ? incHex(char) : addHex(reader.readHexNumber(ucs2DataSize), incHex(char));281 code = addHex(reader.readHexSigned(dataSize), incHex(code));282 subitems.push({char: char, code: code});283 }284 break;285 case 5:286 start = reader.readHex(ucs2DataSize);287 end = addHex(reader.readHexNumber(ucs2DataSize), start);288 code = reader.readHex(dataSize);289 subitems.push({start: start, end: end, code: code});290 for (var i = 1; i < subitemsCount; i++) {291 start = sequence ? incHex(end) : addHex(reader.readHexNumber(ucs2DataSize), incHex(end));292 end = addHex(reader.readHexNumber(ucs2DataSize), start);293 code = reader.readHex(dataSize);294 subitems.push({start: start, end: end, code: code});295 }296 break;297 default:298 throw new Error('Unknown type: ' + type)299 }300 result.body.push(item);301 }302 return result;303}304function toHexDigit(n) {305 return n.toString(16);306}307function fromHexDigit(s) {308 return parseInt(s, 16);309}310function getHexSize(s) {311 return (s.length >> 1) - 1;312}313function writeByte(b) {314 return toHexDigit((b >> 4) & 15) + toHexDigit(b & 15);315}316function writeNumber(n) {317 if (typeof n === 'string') {318 var s = '', buffer = 0, bufferSize = 0;319 var i = n.length;320 while (i > 0) {321 --i;322 buffer = (fromHexDigit(n[i]) << bufferSize) | buffer;323 bufferSize += 4;324 if (bufferSize >= 7) {325 s = writeByte((buffer & 0x7f) | (s.length > 0 ? 0x80 : 0)) + s;326 buffer >>>= 7;327 bufferSize -= 7;328 }329 }330 if (buffer > 0) {331 s = writeByte((buffer & 0x7f) | (s.length > 0 ? 0x80 : 0)) + s;332 }333 while (s.indexOf('80') === 0) {334 s = s.substr(2);335 }336 return s;337 } else {338 var s = writeByte(n & 0x7F);339 n >>>= 7;340 while (n > 0) {341 s = writeByte((n & 0x7F) | 0x80) + s;342 n >>>= 7;343 }344 return s;345 }346}347function writeSigned(n) {348 if (typeof n === 'string') {349 var t = '';350 var c = fromHexDigit(n[0]);351 var neg = c >= 8;352 c = neg ? (c ^ 15) : c;353 for (var i = 1; i < n.length; i++) {354 var d = fromHexDigit(n[i]);355 c = (c << 4) | (neg ? (d ^ 15) : d);356 t += toHexDigit(c >> 3);357 c = c & 7;358 }359 t += toHexDigit((c << 1) | (neg ? 1 : 0));360 return writeNumber(t);361 }362 return n < 0 ? writeNumber(-2 * n - 1) : writeNumber(2 * n);363}364function writeString(s) {365 var t = writeNumber(s.length);366 for (var i = 0; i < s.length; i++) {367 t += writeNumber(s.charCodeAt(i));368 }369 return t;370}371function addHex(a, b) {372 var c = 0, s = '';373 for (var i = a.length - 1; i >= 0; i--) {374 c += fromHexDigit(a[i]) + fromHexDigit(b[i]);375 if (c >= 16) {376 s = toHexDigit(c - 16) + s;377 c = 1;378 } else {379 s = toHexDigit(c) + s;380 c = 0;381 }382 }383 return s;384}385function subHex(a, b) {386 var c = 0, s = '';387 for (var i = a.length - 1; i >= 0; i--) {388 c += fromHexDigit(a[i]) - fromHexDigit(b[i]);389 if (c < 0) {390 s = toHexDigit(c + 16) + s;391 c = -1;392 } else {393 s = toHexDigit(c) + s;394 c = 0;395 }396 }397 return s;398}399function incHex(a) {400 var c = 1, s = '';401 for (var i = a.length - 1; i >= 0; i--) {402 c += fromHexDigit(a[i]);403 if (c >= 16) {404 s = toHexDigit(c - 16) + s;405 c = 1;406 } else {407 s = toHexDigit(c) + s;408 c = 0;409 }410 }411 return s;412}413exports.compressCmaps = function (src, dest, verify) {...
Using AI Code Generation
1var wpt = require("wpt");2var hex = wpt.incHex("A");3console.log(hex);4var wpt = require("wpt");5var hex = wpt.incHex("A");6console.log(hex);7var wpt = require("wpt");8var hex = wpt.incHex("A");9console.log(hex);10var wpt = require("wpt");11var hex = wpt.incHex("A");12console.log(hex);13var wpt = require("wpt");14var hex = wpt.incHex("A");15console.log(hex);16var wpt = require("wpt");17var hex = wpt.incHex("A");18console.log(hex);19var wpt = require("wpt");20var hex = wpt.incHex("A");21console.log(hex);22var wpt = require("wpt");23var hex = wpt.incHex("A");24console.log(hex);25var wpt = require("wpt");26var hex = wpt.incHex("A");27console.log(hex);28var wpt = require("wpt");29var hex = wpt.incHex("A");30console.log(hex);31var wpt = require("wpt");32var hex = wpt.incHex("A");33console.log(hex);34var wpt = require("wpt");35var hex = wpt.incHex("A");36console.log(hex);
Using AI Code Generation
1var wpt = require('wpt');2var num = 1;3console.log(wpt.incHex(num));4exports.incHex = function(num){5 return num + 1;6}7Error: Cannot find module 'wpt' at Function.Module._resolveFilename (module.js:338:15) at Function.Module._load (module.js:280:25) at Module.require (module.js:364:17) at require (module.js:380:17) at Object. (/home/username/NodeJS/NodeJS-Modules-Part-2/test.js:2:12) at Module._compile (module.js:456:26) at Object.Module._extensions..js (module.js:474:10) at Module.load (module.js:356:32) at Function.Module._load (module.js:312:12) at Function.Module.runMain (module.js:497:10)8var wpt = require('./wpt');9var num = 1;10console.log(wpt.incHex(num));11var wpt = require('./wpt/wpt');12var wpt = require('../wpt');13var wpt = require('../wpt/wpt');14We can also use the require() method to include modules from the NodeJS library. For example, we can include the http module by using the following code:15var http = require('http');16This will allow us to use the http.createServer() method to create a web server. We can also use the http.request() method to
Using AI Code Generation
1var wptools = require('wptools');2var incHex = wptools.incHex;3var hex = incHex('000000');4var wptools = require('wptools');5var incHex = wptools.incHex;6var hex = incHex('000000', 100);7var wptools = require('wptools');8var incHex = wptools.incHex;9var hex = incHex('000000', 100, true);10var wptools = require('wptools');11var incHex = wptools.incHex;12var hex = incHex('000000', 100, false);13var wptools = require('wptools');14var incHex = wptools.incHex;15var hex = incHex('000000', 100, false, true);16var wptools = require('wptools');17var incHex = wptools.incHex;18var hex = incHex('000000', 100, false, false);19var wptools = require('wptools');20var incHex = wptools.incHex;21var hex = incHex('000000', 100, false, false, true);22var wptools = require('wptools');23var incHex = wptools.incHex;24var hex = incHex('000000', 100, false, false, false);
Using AI Code Generation
1var wpt = require('./wpt.js');2var hex = wpt.incHex('0x0');3console.log(hex);4module.exports = {5 incHex: function(hex) {6 return '0x1';7 }8}9Your name to display (optional):10Your name to display (optional):11Your name to display (optional):
Using AI Code Generation
1var wpt = require('./wpt.js');2var hex = wpt.incHex('000000');3console.log(hex);4module.exports = {5 incHex: function(hex) {6 var num = parseInt(hex, 16);7 num++;8 hex = num.toString(16);9 return hex;10 }11}12var http = require('http');13var _ = require('lodash');14var wpt = require('../myLibs/wpt.js');
Using AI Code Generation
1var wpt = require('wpt');2var myObj = new wpt();3var hex = myObj.incHex('000000');4var wpt = require('wpt');5var hex = wpt.incHex('000000');6var wpt = require('wpt');7var hex = wpt.incHex('000000');8var wpt = require('wpt');9var myObj = new wpt();10var hex = myObj.incHex('000000');11var wpt = require('wpt');12var hex = wpt.incHex('000000');13var wpt = require('wpt');14var hex = wpt.incHex('000000');15var wpt = require('wpt');16var myObj = new wpt();17var hex = myObj.incHex('000000');18var wpt = require('wpt');19var hex = wpt.incHex('000000');20var wpt = require('wpt');21var hex = wpt.incHex('000000');22var wpt = require('wpt');23var myObj = new wpt();24var hex = myObj.incHex('000000');
Using AI Code Generation
1var x = 0x12345678;2var y = 0x9abcdef0;3var z = incHex(x,y);4console.log(z);5function incHex(a,b){6 return a + b;7}8module.exports = incHex;9var incHex = require('./wpt');10var x = 0x12345678;11var y = 0x9abcdef0;12var z = incHex(x,y);13console.log(z);14module.exports = {15 incHex: function(a,b){16 return a + b;17 }18}19var wpt = require('./wpt');20var x = 0x12345678;21var y = 0x9abcdef0;22var z = wpt.incHex(x,y);23console.log(z);24var wpt = {25 incHex: function(a,b){26 return a + b;27 }28}29module.exports = wpt;30var wpt = require('./test');31var x = 0x12345678;
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