How to use findStackStart method in unexpected

Best JavaScript code snippet using unexpected

UnexpectedError.js

Source:UnexpectedError.js

...200    default:201      throw new Error(`Unknown error mode: '${errorMode}'`);202  }203};204function findStackStart(lines) {205  for (let i = lines.length - 1; i >= 0; i -= 1) {206    if (lines[i] === '') {207      return i + 1;208    }209  }210  return -1;211}212UnexpectedError.prototype.serializeMessage = function (outputFormat) {213  if (!this._hasSerializedErrorMessage) {214    const htmlFormat = outputFormat === 'html';215    if (htmlFormat) {216      if (!('htmlMessage' in this)) {217        this.htmlMessage = this.getErrorMessage({ format: 'html' }).toString();218      }219    }220    this.message = `\n${this.getErrorMessage({221      format: htmlFormat ? 'text' : outputFormat,222    }).toString()}\n`;223    if (224      this.originalError &&225      this.originalError instanceof Error &&226      typeof this.originalError.stack === 'string'227    ) {228      // The stack of the original error looks like this:229      //   <constructor name>: <error message>\n<actual stack trace>230      // Try to get hold of <actual stack trace> and append it231      // to the error message of this error:232      const index = this.originalError.stack.indexOf(233        this.originalError.message234      );235      if (index === -1) {236        // Phantom.js doesn't include the error message in the stack property237        this.stack = `${this.message}\n${this.originalError.stack}`;238      } else {239        this.stack =240          this.message +241          this.originalError.stack.substr(242            index + this.originalError.message.length243          );244      }245    } else if (/^(Unexpected)?Error:?\n/.test(this.stack)) {246      // Fix for Jest that does not seem to capture the error message247      const matchErrorName = /^(?:Unexpected)?Error:?\n/.exec(this.stack);248      if (matchErrorName) {249        this.stack = this.message + this.stack.substr(matchErrorName[0].length);250      }251    }252    if (this.stack && !this.useFullStackTrace) {253      const lines = this.stack.split(/\n/);254      const stackStart = findStackStart(lines);255      const newStack = lines.filter(256        (line, i) =>257          i < stackStart ||258          (!/node_modules[/\\]unexpected(?:-[^/\\]+)?[/\\]/.test(line) &&259            !/executeExpect.*node_modules[/\\]unexpected[/\\]/.test(260              lines[i + 1]261            ))262      );263      if (newStack.length !== lines.length) {264        const indentation = /^(\s*)/.exec(lines[lines.length - 1])[1];265        if (outputFormat === 'html') {266          newStack.push(267            `${indentation}set the query parameter full-trace=true to see the full stack trace`268          );...

Using AI Code Generation

1var assert = require('assert');2var util = require('util');3function MyError(message) {4  Error.captureStackTrace(this, this.constructor);5  this.name = this.constructor.name;6  this.message = message;7}8util.inherits(MyError, Error);9function MyError2(message) {10  Error.captureStackTrace(this, this.constructor);11  this.name = this.constructor.name;12  this.message = message;13}14util.inherits(MyError2, Error);15function MyError3(message) {16  Error.captureStackTrace(this, this.constructor);17  this.name = this.constructor.name;18  this.message = message;19}20util.inherits(MyError3, Error);21function MyError4(message) {22  Error.captureStackTrace(this, this.constructor);23  this.name = this.constructor.name;24  this.message = message;25}26util.inherits(MyError4, Error);27function MyError5(message) {28  Error.captureStackTrace(this, this.constructor);29  this.name = this.constructor.name;30  this.message = message;31}32util.inherits(MyError5, Error);33function MyError6(message) {34  Error.captureStackTrace(this, this.constructor);35  this.name = this.constructor.name;36  this.message = message;37}38util.inherits(MyError6, Error);39function MyError7(message) {40  Error.captureStackTrace(this, this.constructor);41  this.name = this.constructor.name;42  this.message = message;43}44util.inherits(MyError7, Error);45function MyError8(message) {46  Error.captureStackTrace(this, this.constructor);47  this.name = this.constructor.name;48  this.message = message;49}50util.inherits(MyError8, Error);51function MyError9(message) {52  Error.captureStackTrace(this, this.constructor);53  this.name = this.constructor.name;54  this.message = message;55}56util.inherits(MyError9, Error);57function MyError10(message) {58  Error.captureStackTrace(this, this.constructor);59  this.name = this.constructor.name;60  this.message = message;61}62util.inherits(MyError10, Error);63function MyError11(message) {64  Error.captureStackTrace(this, this.constructor);65  this.name = this.constructor.name;66  this.message = message;67}68util.inherits(MyError11, Error);69function MyError12(message) {70  Error.captureStackTrace(this, this.constructor);71  this.name = this.constructor.name;72  this.message = message;73}74util.inherits(MyError12, Error);75function MyError13(message

Using AI Code Generation

1var assert = require('assert');2var util = require('util');3function CustomError(message) {4    Error.captureStackTrace(this, CustomError);5    this.message = message;6}7util.inherits(CustomError, Error);8CustomError.prototype.name = 'CustomError';9var error = new CustomError('This is a custom error');10var stack = error.stack;11var stackStartFn = CustomError;12var stackStartLine = error.stackStartFunction;13assert.equal(stackStartFn, stackStartLine);14var assert = require('assert');15var util = require('util');16function CustomError(message) {17    Error.captureStackTrace(this, CustomError);18    this.message = message;19}20util.inherits(CustomError, Error);21CustomError.prototype.name = 'CustomError';22var error = new CustomError('This is a custom error');23var stack = error.stack;24var stackStartFn = CustomError;25var stackStartLine = error.stackStartFunction;26assert.equal(stackStartFn, stackStartLine);27var assert = require('assert');28var util = require('util');29function CustomError(message) {30    Error.captureStackTrace(this, CustomError);31    this.message = message;32}33util.inherits(CustomError, Error);34CustomError.prototype.name = 'CustomError';35var error = new CustomError('This is a custom error');36var stack = error.stack;37var stackStartFn = CustomError;38var stackStartLine = error.stackStartFunction;39assert.equal(stackStartFn, stackStartLine);40var assert = require('assert');41var util = require('util');42function CustomError(message) {43    Error.captureStackTrace(this, CustomError);44    this.message = message;45}46util.inherits(CustomError, Error);47CustomError.prototype.name = 'CustomError';48var error = new CustomError('This is a custom error');49var stack = error.stack;50var stackStartFn = CustomError;51var stackStartLine = error.stackStartFunction;52assert.equal(stackStartFn, stackStartLine);53var assert = require('assert');54var util = require('util');55function CustomError(message) {56    Error.captureStackTrace(this, CustomError);57    this.message = message;58}59util.inherits(CustomError, Error);

Using AI Code Generation

1var unexpected = require('unexpected');2unexpected.findStackStart(__filename);3var unexpected = require('unexpected');4unexpected.findStackStart(__filename);5var unexpected = require('unexpected');6unexpected.findStackStart(__filename);7var unexpected = require('unexpected');8unexpected.findStackStart(__filename);9var unexpected = require('unexpected');10unexpected.findStackStart(__filename);11var unexpected = require('unexpected');12unexpected.findStackStart(__filename);13module.exports = unexpected;14var unexpected = require('./unexpected');15unexpected.findStackStart(__filename);16var unexpected = require('unexpected');17unexpected.findStackStart(__filename);18module.exports = unexpected;19var unexpected = require('./unexpected');

Using AI Code Generation

1const findStackStart = require('unexpected').findStackStart;2const stackStart = findStackStart(__filename);3console.log('stackStart', stackStart);4const findStackStart = require('unexpected').findStackStart;5const stackStart = findStackStart(__filename);6console.log('stackStart', stackStart);7const findStackStart = require('unexpected').findStackStart;8const stackStart = findStackStart(__filename);9console.log('stackStart', stackStart);10const findStackStart = require('unexpected').findStackStart;11const stackStart = findStackStart(__filename);12console.log('stackStart', stackStart);13const findStackStart = require('unexpected').findStackStart;14const stackStart = findStackStart(__filename);15console.log('stackStart', stackStart);16const findStackStart = require('unexpected').findStackStart;17const stackStart = findStackStart(__filename);18console.log('stackStart', stackStart);19const findStackStart = require('unexpected').findStackStart;20const stackStart = findStackStart(__filename);21console.log('stackStart', stackStart);22const findStackStart = require('unexpected').findStackStart;23const stackStart = findStackStart(__filename);24console.log('stackStart', stackStart);25const findStackStart = require('unexpected').findStackStart;26const stackStart = findStackStart(__filename);27console.log('stackStart', stackStart);28const findStackStart = require('unexpected').findStackStart;29const stackStart = findStackStart(__filename);30console.log('stackStart', stackStart);

Using AI Code Generation

1var unexpected = require('unexpected')2  , unexpectedError = require('unexpected-error')3  , expect = unexpected.clone().use(unexpectedError);4expect('foo', 'to equal', 'bar');5var unexpected = require('unexpected')6  , unexpectedError = require('unexpected-error')7  , expect = unexpected.clone().use(unexpectedError);8expect('foo', 'to equal', 'bar', {findStackStart: true});9var unexpected = require('unexpected')10  , unexpectedError = require('unexpected-error')11  , expect = unexpected.clone().use(unexpectedError);12expect('foo', 'to equal', 'bar', {findStackStart: true, findStackStartFilter: function (line) {13  return line.indexOf('test.js') > -1;14}});15var unexpected = require('unexpected')16  , unexpectedError = require('unexpected-error')17  , expect = unexpected.clone().use(unexpectedError);18expect('foo', 'to equal', 'bar', {findStackStart: true, findStackStartFilter: function (line) {19  return line.indexOf('test.js') > -1;20}}, function (err) {21  console.log(err.stack);22});23var unexpected = require('unexpected')24  , unexpectedError = require('unexpected-error')25  , expect = unexpected.clone().use(unexpectedError);26expect('foo', 'to equal', 'bar', {findStackStart

Using AI Code Generation

1var unexpectedError = require('unexpected-error');2var err = new Error('test error');3var err2 = unexpectedError.findStackStart(err);4console.log(err2.stack);5var unexpectedError = require('unexpected-error');6var err = new Error('test error');7var err2 = unexpectedError.findStackStart(err, 'test');8console.log(err2.stack);9var unexpectedError = require('unexpected-error');10var err = new Error('test error');11var err2 = unexpectedError.findStackStart(err, 'test', 'test.js');12console.log(err2.stack);

Using AI Code Generation

1var expect = require('unexpected').clone().use(require('unexpected-sinon'));2expect.output.preferredWidth = 80;3describe('test', function() {4    it('should do something', function() {5        expect('actual', 'to equal', 'expected');6    });7});8expect('actual', 'to equal', 'expected');9at Context.<anonymous> (test.js:6:5)10at callFn (node_modules/mocha/lib/runnable.js:351:21)11at Test.Runnable.run (node_modules/mocha/lib/runnable.js:343:7)12at Runner.runTest (node_modules/mocha/lib/runner.js:455:10)13at next (node_modules/mocha/lib/runner.js:369:14)14at next (node_modules/mocha/lib/runner.js:303:14)15at Immediate._onImmediate (node_modules/mocha/lib/runner.js:347:5)16at runCallback (timers.js:800:20)17expect('actual', 'to equal', 'expected');18at Context.<anonymous> (test.js:6:5)19at callFn (node_modules/mocha/lib/runnable.js:351:21)20at Test.Runnable.run (node_modules/mocha/lib/runnable.js:343:7)21at Runner.runTest (node_modules/mocha/lib/runner.js:455:10)22at next (node_modules/mocha/lib/runner.js:369:14)23at next (node_modules/mocha/lib/runner.js:303:14)24at Immediate._onImmediate (node_modules/mocha/lib/runner.js:347:5)25at runCallback (timers.js:800:20)26expect('actual', 'to equal', 'expected');

Using AI Code Generation

1const unexpected = require('unexpected');2const expect = unexpected.clone();3const stack = new Error().stack;4const stackStart = expect.findStackStart(stack);5console.log(stackStart);6at Object.<anonymous> (/home/user/test.js:3:1)

Using AI Code Generation

1var util = require('util');2var unexpected = require('unexpected');3var expect = unexpected.clone();4var err = new Error('foo');5console.log('Stack starts at: ' + err.stack.split('6')[0]);7console.log('Stack starts at: ' + util.inspect(err.stack.split('8')[0]));9console.log('Stack starts at: ' + expect.findStackStart(err).split('10')[0]);11console.log('Stack starts at: ' + util.inspect(expect.findStackStart(err).split('12')[0]));

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