How to use annotateFunctions method in istanbul

Best JavaScript code snippet using istanbul

annotator.js

Source:annotator.js

...69            );70        }71    });72}73function annotateFunctions(fileCoverage, structuredText) {74    const fnStats = fileCoverage.f;75    const fnMeta = fileCoverage.fnMap;76    if (!fnStats) {77        return;78    }79    Object.entries(fnStats).forEach(([fName, count]) => {80        const meta = fnMeta[fName];81        const type = count > 0 ? 'yes' : 'no';82        const startCol = meta.decl.start.column;83        let endCol = meta.decl.end.column + 1;84        const startLine = meta.decl.start.line;85        const endLine = meta.decl.end.line;86        const openSpan =87            lt +88            'span class="' +89            (meta.skip ? 'fstat-skip' : 'fstat-no') +90            '"' +91            title('function not covered') +92            gt;93        const closeSpan = lt + '/span' + gt;94        let text;95        if (type === 'no' && structuredText[startLine]) {96            if (endLine !== startLine) {97                endCol = structuredText[startLine].text.originalLength();98            }99            text = structuredText[startLine].text;100            text.wrap(101                startCol,102                openSpan,103                startCol < endCol ? endCol : text.originalLength(),104                closeSpan105            );106        }107    });108}109function annotateBranches(fileCoverage, structuredText) {110    const branchStats = fileCoverage.b;111    const branchMeta = fileCoverage.branchMap;112    if (!branchStats) {113        return;114    }115    Object.entries(branchStats).forEach(([branchName, branchArray]) => {116        const sumCount = branchArray.reduce((p, n) => p + n, 0);117        const metaArray = branchMeta[branchName].locations;118        let i;119        let count;120        let meta;121        let startCol;122        let endCol;123        let startLine;124        let endLine;125        let openSpan;126        let closeSpan;127        let text;128        // only highlight if partial branches are missing or if there is a129        // single uncovered branch.130        if (sumCount > 0 || (sumCount === 0 && branchArray.length === 1)) {131            for (132                i = 0;133                i < branchArray.length && i < metaArray.length;134                i += 1135            ) {136                count = branchArray[i];137                meta = metaArray[i];138                startCol = meta.start.column;139                endCol = meta.end.column + 1;140                startLine = meta.start.line;141                endLine = meta.end.line;142                openSpan =143                    lt +144                    'span class="branch-' +145                    i +146                    ' ' +147                    (meta.skip ? 'cbranch-skip' : 'cbranch-no') +148                    '"' +149                    title('branch not covered') +150                    gt;151                closeSpan = lt + '/span' + gt;152                if (count === 0 && structuredText[startLine]) {153                    //skip branches taken154                    if (endLine !== startLine) {155                        endCol = structuredText[156                            startLine157                        ].text.originalLength();158                    }159                    text = structuredText[startLine].text;160                    if (branchMeta[branchName].type === 'if') {161                        // 'if' is a special case162                        // since the else branch might not be visible, being non-existent163                        text.insertAt(164                            startCol,165                            lt +166                                'span class="' +167                                (meta.skip168                                    ? 'skip-if-branch'169                                    : 'missing-if-branch') +170                                '"' +171                                title(172                                    (i === 0 ? 'if' : 'else') +173                                        ' path not taken'174                                ) +175                                gt +176                                (i === 0 ? 'I' : 'E') +177                                lt +178                                '/span' +179                                gt,180                            true,181                            false182                        );183                    } else {184                        text.wrap(185                            startCol,186                            openSpan,187                            startCol < endCol ? endCol : text.originalLength(),188                            closeSpan189                        );190                    }191                }192            }193        }194    });195}196function annotateSourceCode(fileCoverage, sourceStore) {197    let codeArray;198    let lineCoverageArray;199    try {200        const sourceText = sourceStore.getSource(fileCoverage.path);201        const code = sourceText.split(/(?:\r?\n)|\r/);202        let count = 0;203        const structured = code.map(str => {204            count += 1;205            return {206                line: count,207                covered: 'neutral',208                hits: 0,209                text: new InsertionText(str, true)210            };211        });212        structured.unshift({213            line: 0,214            covered: null,215            text: new InsertionText('')216        });217        annotateLines(fileCoverage, structured);218        //note: order is important, since statements typically result in spanning the whole line and doing branches late219        //causes mismatched tags220        annotateBranches(fileCoverage, structured);221        annotateFunctions(fileCoverage, structured);222        annotateStatements(fileCoverage, structured);223        structured.shift();224        codeArray = structured.map(225            item => customEscape(item.text.toString()) || '&nbsp;'226        );227        lineCoverageArray = structured.map(item => ({228            covered: item.covered,229            hits: item.hits > 0 ? item.hits + 'x' : '&nbsp;'230        }));231        return {232            annotatedCode: codeArray,233            lineCoverage: lineCoverageArray,234            maxLines: structured.length235        };...

videoAnnotate.js

Source:videoAnnotate.js

...35    mediainfo36      .analyzeData(getSize, readChunk)37      .then((result) => {38        // output.value = result;39        annotateFunctions(40          result.media.track[1].FrameRate,41          result.media.track[1].Duration,42          result.media.track[1].FrameCount43        );44      })45      .catch((error) => {46        output.value = `An error occured:\n${error.stack}`;47      });48  }49};50MediaInfo({ format: "object" }, (mediainfo) => {51  fileinput.addEventListener("change", () => onChangeFile(mediainfo));...

Using AI Code Generation

1var istanbul = require('istanbul');2var api = istanbul.api;3var collector = new istanbul.Collector();4var reporter = new istanbul.Reporter();5var coverage = require('./coverage.json');6collector.add(coverage);7var map = api.libCoverage.createCoverageMap(coverage);8var annotated = api.annotateFunctions(map);9console.log(annotated);10{11    "path/to/file.js": {12        "statementMap": {13            "0": {14                "start": {15                },16                "end": {17                }18            },19            "1": {20                "start": {21                },22                "end": {23                }24            }25        },26        "s": {27        },28        "f": {},29        "b": {},30    }31}32{33    "path/to/file.js": {34        "statementMap": {35            "0": {36                "start": {37                },38                "end": {39                }40            },41            "1": {42                "start": {43                },44                "end": {45                }46            }47        },48        "s": {

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var code = fs.readFileSync('code.js', 'utf8');5var annotatedCode = instrumenter.instrumentSync(code, 'code.js');6fs.writeFileSync('annotated.js', annotatedCode);7var istanbul = require('istanbul');8var instrumenter = new istanbul.Instrumenter();9var fs = require('fs');10var code = fs.readFileSync('code.js', 'utf8');11var annotatedCode = instrumenter.instrumentSync(code, 'code.js');12fs.writeFileSync('annotated.js', annotatedCode);13var annotated = require('./annotated');14var cov = instrumenter.lastFileCoverage();15var collector = new istanbul.Collector();16collector.add(cov);17var reporter = new istanbul.Reporter();18reporter.add('text');19reporter.write(collector, true, function () {20    console.log('done');21});22var istanbul = require('istanbul');23var instrumenter = new istanbul.Instrumenter();24var fs = require('fs');25var code = fs.readFileSync('code.js', 'utf8');26var annotatedCode = instrumenter.instrumentSync(code, 'code.js');27fs.writeFileSync('annotated.js', annotatedCode);28var annotated = require('./annotated');29var cov = instrumenter.lastFileCoverage();30var collector = new istanbul.Collector();31collector.add(cov);32var reporter = new istanbul.Reporter();33reporter.add('text');34reporter.write(collector, true, function () {35    console.log('done');36});

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var code = 'function foo() { return 1; }';4var annotatedCode = instrumenter.instrumentSync(code, 'test.js');5console.log(annotatedCode);6function foo() {7    _$jscoverage['test.js'].functionData[0]++;8    _$jscoverage['test.js'].lineData[1]++;9    return 1;10}11var istanbul = require('istanbul');12var instrumenter = new istanbul.Instrumenter();13var code = 'function foo() { return 1; }';14var annotatedCode = instrumenter.instrumentSync(code, 'test.js');15console.log(annotatedCode);16function foo() {17    _$jscoverage['test.js'].functionData[0]++;18    _$jscoverage['test.js'].lineData[1]++;19    return 1;20}21var istanbul = require('istanbul');22var instrumenter = new istanbul.Instrumenter();23var code = 'function foo() { return 1; }';24var annotatedCode = instrumenter.instrumentSync(code, 'test.js');25console.log(annotatedCode);26var coverage = instrumenter.lastFileCoverage();27console.log(coverage);28function foo() {29    _$jscoverage['test.js'].functionData[0]++;30    _$jscoverage['test.js'].lineData[1]++;31    return 1;32}33{ path: 'test.js',34  statementMap: { '0': { start: [Object], end: [Object] } },35  fnMap: { '0': { name: 'foo', decl: [Object], loc: [Object], line: 1 } },36  branchMap: {},37  s: { '0': 0 },38  f: { '0': 0 },39  b: {},40  _coverageSchema: '332fd63041d2c1bcb487cc26dd0d5f7d97098a6c' }

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var code = 'function foo(a, b) { return a + b; }';4instrumenter.instrument(code, 'test.js', function(err, code) {5    console.log(code);6});7function foo(a, b) {8    if (typeof __cov_4k8W6Jn5v5p5yS9X9UJW6g === 'function') {9        __cov_4k8W6Jn5v5p5yS9X9UJW6g('test.js', '1');10    }11    return a + b;12}13var istanbul = require('istanbul');14var instrumenter = new istanbul.Instrumenter();15var code = 'function foo(a, b) { /* istanbul ignore next */ return a + b; }';16instrumenter.instrument(code, 'test.js', function(err, code) {17    console.log(code);18});19function foo(a, b) {20    return a + b;21}22{23  "dependencies": {24  },25  "devDependencies": {26  }27}28var istanbul = require('istanbul');29var escodegen = require('escodegen');

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var source = fs.readFileSync('test.js', 'utf8');5var annotatedSource = instrumenter.instrumentSync(source, 'test.js');6fs.writeFileSync('annotated_test.js', annotatedSource);7var istanbul = require('istanbul');8var instrumenter = new istanbul.Instrumenter();9var fs = require('fs');10var source = fs.readFileSync('test.js', 'utf8');11var annotatedSource = instrumenter.instrumentSync(source, 'test.js');12fs.writeFileSync('annotated_test.js', annotatedSource);13var istanbul = require('istanbul'); /* istanbul ignore next */14var instrumenter = new istanbul.Instrumenter(); /* istanbul ignore next */15var fs = require('fs'); /* istanbul ignore next */16var source = fs.readFileSync('test.js', 'utf8'); /* istanbul ignore next */17var annotatedSource = instrumenter.instrumentSync(source, 'test.js'); /* istanbul ignore next */18fs.writeFileSync('annotated_test.js', annotatedSource); /* istanbul ignore next */

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var source = 'function foo(x) { return x * x; }';4instrumenter.instrument(source, 'test.js', function (err, instrumentedSource) {5    console.log(instrumentedSource);6});7var __cov_3N3JU6i_3Jf4Z4LgjF4D4g = (Function('return this'))();8if (!__cov_3N3JU6i_3Jf4Z4LgjF4D4g.__coverage__) { __cov_3N3JU6i_3Jf4Z4LgjF4D4g.__coverage__ = {}; }9__cov_3N3JU6i_3Jf4Z4LgjF4D4g = __cov_3N3JU6i_3Jf4Z4LgjF4D4g.__coverage__;10if (!(__cov_3N3JU6i_3Jf4Z4LgjF4D4g['test.js'])) {11   __cov_3N3JU6i_3Jf4Z4LgjF4D4g['test.js'] = {"path":"test.js","s":{"1":0},"b":{},"f":{"1":0},"fnMap":{"1":{"name":"foo","line":1,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":12}}}},"statementMap":{"1":{"start":{"line":1,"column":0},"end":{"line":1,"column":26}}},"branchMap":{}};12}13__cov_3N3JU6i_3Jf4Z4LgjF4D4g = __cov_3N3JU6i_3Jf4Z4LgjF4D4g['test.js'];14if (!(__cov_3N3JU6i_3Jf4Z4LgjF4D4g.s['1'])) {

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter({coverageVariable: '__myCoverage__'});3var fs = require('fs');4var code = fs.readFileSync('test.js', 'utf8');5var annotatedCode = instrumenter.instrumentSync(code, 'test.js');6console.log(annotatedCode);7fs.writeFileSync('annotated.js', annotatedCode, 'utf8');8var __myCoverage__ = require('istanbul').__myCoverage__;9var instrumenter = new __myCoverage__.Instrumenter({coverageVariable: '__myCoverage__'});10var fs = require('fs');11var code = fs.readFileSync('test.js', 'utf8');12var annotatedCode = instrumenter.instrumentSync(code, 'test.js');13console.log(annotatedCode);14fs.writeFileSync('annotated.js', annotatedCode, 'utf8');15Running "instrument:coverage" (instrument) task16instrument: {17            options: {18            }19        }20Running "instrument:files" (instrument) task21module.exports = function(config) {22  config.set({

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var path = require('path');4var fs = require('fs');5var code = fs.readFileSync('test.js', 'utf8');6var annotatedCode = instrumenter.annotateFunctions(code, path.resolve('test.js'));7console.log(annotatedCode);8var istanbul = require('istanbul');9var instrumenter = new istanbul.Instrumenter();10var path = require('path');11var fs = require('fs');12var code = fs.readFileSync('test.js', 'utf8');13var annotatedCode = instrumenter.annotateFunctions(code, path.resolve('test.js'));14__cov_2zv7D6H2Gg5F5wQh5k5y8A.s['1']++;console.log(__cov_2zv7D6H2Gg5F5wQh5k5y8A.s['2']++, annotatedCode);15var istanbul = require('istanbul');16var instrumenter = new istanbul.Instrumenter();17var path = require('path');18var fs = require('fs');19var code = fs.readFileSync('test.js', 'utf8');20var annotatedCode = instrumenter.annotateFunctions(code, path.resolve('test.js'));21var instrumentedCode = instrumenter.instrumentSync(annotatedCode, path.resolve('test.js'));22console.log(instrumentedCode);23var istanbul = require('istanbul');24var instrumenter = new istanbul.Instrumenter();25var path = require('path');26var fs = require('fs');

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