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How to use handleInstrumenter method in istanbul

Best JavaScript code snippet using istanbul

server.js

Source:server.js

...26function handleEscodegen(request, response) {27    response.setHeader('content-type', 'application/javascript');28    response.end(escodegenSource, 'utf8');29}30function handleInstrumenter(request, response) {31    response.setHeader('content-type', 'application/javascript');32    var iPath = path.resolve(__dirname, '..', '..', '..', 'lib', 'instrumenter.js'),33        instrumenterSource = fs.readFileSync(iPath, 'utf8');34    if (server.instrumenter) {35        response.end(server.instrumenter.instrumentSync(instrumenterSource, iPath), 'utf8');36    } else {37        response.end(instrumenterSource, 'utf8');38    }39}40function handleFile(request, response) {41    try {42        var file = path.resolve(server.rootPath, request.url.substring(1)),43            content;44        content = fs.readFileSync(file, 'utf8');45        response.setHeader('content-type', 'text/plain');46        response.end(content, 'utf8');47    } catch (ex) {48        console.error(ex.message);49        response.statusCode = 404;50        response.end();51    }52}53function getData(request, callback) {54    var data = '';55    request.setEncoding('utf8');56    request.on('data', function (rdata) { data += rdata; });57    request.on('end', function () {58        callback(data);59    });60}61function handleInstrumented(request, response) {62    var script,63        ok = true,64        err = null;65    getData(request, function (data) {66        server.emit('instrumented', request.url.substring(1), data);67        try {68            script = vm.createScript(data, request.url);69        } catch (ex) {70            console.error('Invalid JS returned for:' + request.url);71            ok = false;72            err = ex.message || ex.toString();73        }74        response.setHeader('content-type', 'application/json');75        response.end(JSON.stringify({ ok: ok, err: err }), 'utf8');76    });77}78function handleEnd(request, response) {79    var ok = true,80        obj;81    getData(request, function (data) {82        try {83            obj = JSON.parse(data);84        } catch (ex) {85            console.error(ex.message || ex);86            console.error(ex.stack);87            ok = false;88        }89        server.emit('done', obj);90        response.end(JSON.stringify({ ok: ok }, 'utf8'));91    });92}93function handler(request, response) {94    console.log(request.method + ' ' + request.url);95    if (request.method === 'GET') {96        switch (request.url) {97        case '/':98            handleInitialPage(request, response);99            break;100        case '/_esprima.js':101            handleEsprima(request, response);102            break;103        case '/_escodegen.js':104            handleEscodegen(request, response);105            break;106        case '/_instrumenter.js':107            handleInstrumenter(request, response);108            break;109        default:110            handleFile(request, response);111            break;112        }113    } else if (request.method === 'POST') {114        switch (request.url) {115        case '/':116            handleEnd(request, response);117            break;118        default:119            handleInstrumented(request, response);120            break;121        }...

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var code = fs.readFileSync('foo.js', 'utf8');5var instrumented = instrumenter.instrumentSync(code, 'foo.js');6fs.writeFileSync('foo-instrumented.js', instrumented);7var foo = function() {8  return 42;9};10foo();11var foo = function() {12  return 42;13};14foo = $___coverage___['foo.js'].s['1']++, foo;15grunt.initConfig({16    mochaTest: {17        test: {18            options: {19                instrumenter: require('istanbul').Instrumenter20            },21        }22    }23});24grunt.initConfig({25    mochaTest: {26        test: {27            options: {28            },29        }30    }31});32Running "mochaTest:test" (mochaTest) task

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var code = 'var x = 1;';4var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');5var istanbul = require('istanbul');6var instrumenter = new istanbul.Instrumenter();7var code = 'var x = 1;';8var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');9var istanbul = require('istanbul');10var instrumenter = new istanbul.Instrumenter();11var code = 'var x = 1;';12var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');13var istanbul = require('istanbul');14var instrumenter = new istanbul.Instrumenter();15var code = 'var x = 1;';16var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');17var istanbul = require('istanbul');18var instrumenter = new istanbul.Instrumenter();19var code = 'var x = 1;';20var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');

Using AI Code Generation

1var instrumenter = require('istanbul').Instrumenter;2var instrumenter = new Instrumenter();3var fs = require('fs');4var code = fs.readFileSync('test.js', 'utf8');5var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');6fs.writeFileSync('test-coverage.js', instrumentedCode, 'utf8');7var instrumenter = require('istanbul').Instrumenter;8var instrumenter = new Instrumenter();9var fs = require('fs');10var code = fs.readFileSync('test.js', 'utf8');11var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');12fs.writeFileSync('test-coverage.js', instrumentedCode, 'utf8');13var instrumenter = require('istanbul').Instrumenter;14var instrumenter = new Instrumenter();15var fs = require('fs');16var code = fs.readFileSync('test.js', 'utf8');17var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');18fs.writeFileSync('test-coverage.js', instrumentedCode, 'utf8');19var instrumenter = require('istanbul').Instrumenter;20var instrumenter = new Instrumenter();21var fs = require('fs');22var code = fs.readFileSync('test.js', 'utf8');23var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');24fs.writeFileSync('test-coverage.js', instrumentedCode, 'utf8');25var instrumenter = require('istanbul').Instrumenter;26var instrumenter = new Instrumenter();27var fs = require('fs');28var code = fs.readFileSync('test.js', 'utf8');29var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');30fs.writeFileSync('test-coverage.js', instrumentedCode, 'utf8');31var instrumenter = require('istanbul').Instrumenter;32var instrumenter = new Instrumenter();33var fs = require('fs');34var code = fs.readFileSync('test.js', 'utf8');

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3instrumenter.handleInstrumenter(instrumenter);4var istanbul = require('istanbul');5var instrumenter = new istanbul.Instrumenter();6instrumenter.handleInstrumenter(instrumenter);7var istanbul = require('istanbul');8var instrumenter = new istanbul.Instrumenter();9instrumenter.handleInstrumenter(instrumenter);10var istanbul = require('istanbul');11var instrumenter = new istanbul.Instrumenter();12instrumenter.handleInstrumenter(instrumenter);13var istanbul = require('istanbul');14var instrumenter = new istanbul.Instrumenter();15instrumenter.handleInstrumenter(instrumenter);16var istanbul = require('istanbul');17var instrumenter = new istanbul.Instrumenter();18instrumenter.handleInstrumenter(instrumenter);19var istanbul = require('istanbul');20var instrumenter = new istanbul.Instrumenter();21instrumenter.handleInstrumenter(instrumenter);22var istanbul = require('istanbul');23var instrumenter = new istanbul.Instrumenter();24instrumenter.handleInstrumenter(instrumenter);25var istanbul = require('istanbul');26var instrumenter = new istanbul.Instrumenter();27instrumenter.handleInstrumenter(instrumenter);28var istanbul = require('istanbul');29var instrumenter = new istanbul.Instrumenter();30instrumenter.handleInstrumenter(instrumenter);31var istanbul = require('istanbul');32var instrumenter = new istanbul.Instrumenter();33instrumenter.handleInstrumenter(instrumenter);

Using AI Code Generation

1var instrumenter = new istanbul.Instrumenter();2instrumenter.instrumentSync(fs.readFileSync('test.js', 'utf8'), 'test.js');3var instrumenter = new istanbul.Instrumenter();4instrumenter.instrument(fs.readFileSync('test.js', 'utf8'), 'test.js', function(err, instrumentedCode) {5});6var instrumenter = new istanbul.Instrumenter();7fs.createReadStream('test.js')8    .pipe(instrumenter)9    .pipe(fs.createWriteStream('test.js'));10var instrumenter = new istanbul.Instrumenter();11var instrumentedCode = instrumenter.instrumentSync('var foo = 1;', 'test.js');12var instrumenter = new istanbul.Instrumenter();13var instrumentedCode = instrumenter.instrumentSync('var foo = 1;', 'test.js');14var instrumenter = new istanbul.Instrumenter();15fs.createReadStream('test.js')16    .pipe(instrumenter)17    .pipe(fs.createWriteStream('test.js'));18var instrumenter = new istanbul.Instrumenter();19fs.createReadStream('test.js')20    .pipe(instrumenter)21    .pipe(fs.createWriteStream('test.js'));

Using AI Code Generation

1var instrumenter = new istanbul.Instrumenter();2var codeToInstrument = 'var a = 1;';3instrumenter.instrument(codeToInstrument, 'test.js', function(err, instrumentedCode) {4  console.log(instrumentedCode);5});6var a = 1;7var instrumenter = new istanbul.Instrumenter();8var codeToInstrument = 'var a = 1;';9instrumenter.instrument(codeToInstrument, 'test.js', function(err, i

Using AI Code Generation

1var instrumenter = new istanbul.Instrumenter();2var code = 'var foo = function(a) { return a + 1; };';3var instrumented = instrumenter.instrumentSync(code, 'test.js');4var instrumenter = new istanbul.Instrumenter();5var code = 'var foo = function(a) { return a + 1; };';6var instrumented = instrumenter.instrumentSync(code, 'test.js');7var instrumenter = new istanbul.Instrumenter();8var code = 'var foo = function(a) { return a + 1; };';9var instrumented = instrumenter.instrumentSync(code, 'test.js');10var instrumenter = new istanbul.Instrumenter();11var code = 'var foo = function(a) { return a + 1; };';12var instrumented = instrumenter.instrumentSync(code, 'test.js');13var instrumenter = new istanbul.Instrumenter();14var code = 'var foo = function(a) { return a + 1; };';15var instrumented = instrumenter.instrumentSync(code, 'test.js');16var instrumenter = new istanbul.Instrumenter();17var code = 'var foo = function(a) { return a + 1; };';18var instrumented = instrumenter.instrumentSync(code, 'test.js');19var instrumenter = new istanbul.Instrumenter();20var code = 'var foo = function(a) { return a + 1; };';21var instrumented = instrumenter.instrumentSync(code, 'test.js');22var instrumenter = new istanbul.Instrumenter();23var code = 'var foo = function(a) { return a + 1; };';24var instrumented = instrumenter.instrumentSync(code, 'test.js');25var instrumenter = new istanbul.Instrumenter();26var code = 'var foo = function(a) { return a + 1; };';

Using AI Code Generation

1var handleInstrumenter = require('istanbul').handleInstrumenter;2var instrumenter = new handleInstrumenter({3});4var code = 'var a = 10;';5var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');6console.log(instrumentedCode);7var a = 10;8var a = 10;9var a = 10;10var a = 10;11var a = 10;12var a = 10;13var a = 10;14var a = 10;15var a = 10;16var a = 10;

Using AI Code Generation

1var handleInstrumenter = require('istanbul').Instrumenter.prototype.handleInstrumenter;2handleInstrumenter('test.js');3var coverageInfo = handleInstrumenter.getCoverageInfo();4var fs = require('fs');5fs.writeFile('coverage.json', JSON.stringify(coverageInfo), function(err) {6  if (err) {7    console.log(err);8  }9});10var request = require('request');11  if (err) {12    console.log(err);13  }14});15handleInstrumenter.clearCoverageInfo();16handleInstrumenter('test.js');17coverageInfo = handleInstrumenter.getCoverageInfo();18fs.writeFile('coverage.json', JSON.stringify(coverageInfo), function(err) {19  if (err) {20    console.log(err);21  }22});23  if (err) {24    console.log(err);25  }26});

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