How to use annotateLines method in istanbul

Best JavaScript code snippet using istanbul

config.js

Source:config.js

...43      maxEventCount: 0,44      minEventCount: eventCountUpperBound,45    };46    const annotatedLines = [];47    const policyAnalysis = annotateLines(48      requestData.policy,49      eventCountUpperBound,50      countMeta,51      true,52      annotatedLines53    );54    const defaultPolicyLines = `- capability: [setUID]\n- net: server`;55    const defaultPolicyAnalysis = annotateLines(56      defaultPolicyLines,57      eventCountUpperBound,58      countMeta,59      false,60      annotatedLines61    );62    return {63      data: annotatedLines,64      meta: {65        ...countMeta,66        includedByPolicyEventTotal: policyAnalysis.eventTotal,67        defaultPolicyEventTotal: defaultPolicyAnalysis.eventTotal,68      },69    };70  });71}72// Split up lines of the policy into annotated lines (policy-line models)73function annotateLines(74  policy, // Raw policy75  eventCountUpperBound, // How high event counts can go76  countMeta, // Largest/smallest event count seen thus far77  includedByPolicy,78  annotatedLines79) {80  const policyLines = policy.split('\n');81  var eventTotal = 0;82  policyLines.forEach((line, index) => {83    var lineToAdd = {84      id: faker.datatype.uuid(),85      type: 'policyLine',86      attributes: {87        line: line,...

prism.annotate.js

Source:prism.annotate.js

...28}29var CRLF = crlf = /\r?\n|\r/g,30    currentLineCount = 0;31    32function annotateLines(pre, lines, classes) {33    var ranges = lines.replace(/\s+/g, '').split(','),34        offset = +pre.getAttribute('data-annotations-offset') || 0,35        allLines = lines.split("|"),36        tmp, range, text;37    offset -= 1;38    39    var lineHeight = parseFloat(getComputedStyle(pre).lineHeight);40    //  95% height for some reason?41    lineHeight *= 0.95;42    for(var j = 0; j < allLines.length; j += 1) {43        tmp = allLines[j].split("`");44        range = tmp[0];45        text = tmp[1];46        range = range.split('-');47        var start = +range[0],48            end = +range[1] || start,49            line = document.createElement('div');50        51        //  Add line breaks52        line.textContent = Array(end - start + 2).join(' \r\n');53        $(line).addClass((classes || '') + ' line-annotate hint');54        //  Add hint text and set offset55        line.setAttribute('data-hint', text);56        //  TODO: Work out why this is not ligning up properly - probably needs to take into 57        //  account margin and padding, etc...58        line.style.top = (((start - offset - 1) * lineHeight)) + 'px';59        $(pre).append(line);60        //  Tool tip interaction61        $(line).on('mouseenter', function(){62            var hint = $(this).data('hint');63            $('<p class="annotate-tooltip"></p>')64                .html(hint)65                .appendTo('body')66                .fadeIn('slow');67        });68        $(line).on('mouseleave', function(){69            $('.annotate-tooltip')70                .remove();71        });72        $(line).on('mousemove', function(e){73            var x = e.pageX + 20,74                y = e.pageY + 10;75            $('.annotate-tooltip')76                .css({ top: y, left: x })77        });78    }79}80Prism.hooks.add('after-highlight', function(env) {81    var pre = env.element.parentNode,82        lines = pre && pre.getAttribute('data-annotations');83    84    if (!pre || !lines || !/pre/i.test(pre.nodeName)) {85        return;86    }87    88    $$('.line-annotate', pre).forEach(function (line) {89        line.parentNode.removeChild(line);90    });91    92    annotateLines(pre, lines);93});94Prism.hooks.add('before-highlight', function(env) {95    currentLineCount = env.code.split(CRLF).length96});...

@utils.js

Source:@utils.js

...23  let firstAndLastLinesRegex = /^(?:((?:.*\r?\n){3})[^]*?((?:.*\r?\n){3})|([^]*))$/;24  process.stdout.write('\n');25  for (let [index, diff] of diffs.entries()) {26    if (diff.added) {27      process.stdout.write(Chalk.green(annotateLines(diff.value, '+')));28    } else if (diff.removed) {29      process.stdout.write(Chalk.red(annotateLines(diff.value, '-')));30    } else {31      let excerpts =32        index === 033          ? diff.value.match(lastLinesRegex).slice(0, 1)34          : index === diffs.length - 135          ? diff.value.match(firstLinesRegex).slice(0, 1)36          : diff.value37              .match(firstAndLastLinesRegex)38              .slice(1, 4)39              .filter(part => !!part);40      process.stdout.write(41        Chalk.dim(annotateLines(excerpts.join('\n...\n\n'))),42      );43    }44  }45  process.stdout.write('\n');46  function annotateLines(text, type) {47    let prefix;48    let color;49    let bgColor;50    switch (type) {51      case '+':52        prefix = '+ ';53        color = 'green';54        bgColor = 'bgGreen';55        break;56      case '-':57        prefix = '- ';58        color = 'red';59        bgColor = 'bgRed';60        break;...

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var path = require('path');5var code = fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8');6var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');7console.log(instrumentedCode);8var map = instrumenter.lastSourceMap();9console.log(map);10var annotatedCode = istanbul.SourceMapConsumer.with(map, null, function(sm) {11    return instrumenter.annotateLines(code, sm);12});13console.log(annotatedCode);14var __cov_1t7f9yf5u = (Function('return this'))();15if (!__cov_1t7f9yf5u.__coverage__) { __cov_1t7f9yf5u.__coverage__ = {}; }16__cov_1t7f9yf5u = __cov_1t7f9yf5u.__coverage__;17if (!(__cov_1t7f9yf5u['test.js'])) {18   __cov_1t7f9yf5u['test.js'] = {"path":"test.js","s":{"1":0},"b":{},"f":{},"fnMap":{},"statementMap":{"1":{"start":{"line":1,"column":0},"end":{"line":1,"column":16}}},"branchMap":{}};19}20__cov_1t7f9yf5u = __cov_1t7f9yf5u['test.js'];21__cov_1t7f9yf5u.s['1']++;console.log('Hello World');

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var code = "function foo() { return 'bar'; }";4var annotatedCode = instrumenter.annotateLines(code);5console.log(annotatedCode);6function foo() { return 'bar'; }

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var sourceCode = fs.readFileSync('test.js', 'utf8');5var annotatedSourceCode = instrumenter.instrumentSync(sourceCode, 'test.js');6var annotatedLines = instrumenter.lastFileCoverage().s;7console.log(annotatedLines);8{ '1': 1,

Using AI Code Generation

1const instrument = require('istanbul-lib-instrument');2const fs = require('fs');3const code = fs.readFileSync('test.js', 'utf-8');4const instrumenter = instrument.createInstrumenter();5const annotatedCode = instrumenter.instrumentSync(code, 'test.js');6const annotatedLines = instrumenter.annotateLinesSync(annotatedCode);7console.log(annotatedLines);8[ { line: 'var instrument = require(\'istanbul-lib-instrument\');',9    skip: false },10  { line: 'const fs = require(\'fs\');',11    skip: false },12  { line: 'const code = fs.readFileSync(\'test.js\', \'utf-8\');',13    skip: false },14  { line: 'const instrumenter = instrument.createInstrumenter();',15    skip: false },16  { line: 'const annotatedCode = instrumenter.instrumentSync(code, \'test.js\');',17    skip: false },18  { line: 'const annotatedLines = instrumenter.annotateLinesSync(annotatedCode);',19    skip: false },20  { line: 'console.log(annotatedLines);',21    skip: false } ]

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var sync = require('synchronize');5var source = fs.readFileSync('test.js', 'utf8');6var instrumented = instrumenter.instrumentSync(source, 'test.js');7var instrumentedLines = instrumented.split('\n');8var sourceLines = source.split('\n');9var annotated = istanbul.utils.annotateSourceCode(instrumentedLines, sourceLines);10console.log(annotated);

Using AI Code Generation

1var annotateLines = require('istanbul').utils.annotateLines;2var code = 'function foo() {\n' +3    'var x = 1;\n' +4    'return x;\n' +5    '}\n';6var map = annotateLines(code);7var annotateSource = require('istanbul').utils.annotateSource;8var code = 'function foo() {\n' +9    'var x = 1;\n' +10    'return x;\n' +11    '}\n';12var map = annotateSource(code);13var generateSourceMap = require('istanbul').utils.generateSourceMap;14var code = 'function foo() {\n' +15    'var x = 1;\n' +16    'return x;\n' +17    '}\n';18var map = generateSourceMap(code);

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var source = fs.readFileSync('input.js', 'utf8');5var coverage = instrumenter.instrumentSync(source, 'input.js');6var coverageObject = JSON.parse(coverage);7var annotatedCode = istanbul.utils.annotateSource(source, coverageObject);8console.log(annotatedCode);9var mm = 39;

Using AI Code Generation

1var inst = require("istanbul-lib-instrument");2var code = "function hello() { console.log('hello world'); }";3var instrumentedCode = inst.createInstrumenter().instrumentSync(code, "test.js");4var annotatedCode = inst.createInstrumenter().annotateLinesSync(code, "test.js");5console.log(instrumentedCode);6console.log(annotatedCode);7-   [Instrumenter](#instrumenter)8    -   [Parameters](#parameters)9    -   [instrument](#instrument)10        -   [Parameters](#parameters-1)11        -   [Examples](#examples)12    -   [annotateLines](#annotatelines)13        -   [Parameters](#parameters-2)14        -   [Examples](#examples-1)15    -   [instrumentSync](#instrumentsync)16        -   [Parameters](#parameters-3)17        -   [Examples](#examples-2)18    -   [annotateLinesSync](#annotatelinessync)19        -   [Parameters](#parameters-4)20        -   [Examples](#examples-3)21-   [FileCoverage](#filecoverage)22    -   [Parameters](#parameters-5)23-   [CoverageMap](#coveragemap)24    -   [Parameters](#parameters-6)25    -   [addFileCoverage](#addfilecoverage)26        -   [Parameters](#parameters-7)27    -   [merge](#merge)28        -   [Parameters](#parameters-8)29    -   [getCoverageSummary](#getcoveragesummary)30    -   [toJSON](#tojson)31-   [CoverageSummary](#coveragesummary)32    -   [Parameters](#parameters-9)33    -   [getTotalCoveredLines](#gettotalcoveredlines)34    -   [getTotalLines](#gettotallines)35    -   [getTotalCoveredFunctions](#gettotalcoveredfunctions)36    -   [getTotalFunctions](#gettotalfunctions)37    -   [getTotalCoveredStatements](#gettotalcoveredstatements)38    -   [getTotalStatements](#gettotalstatements)39    -   [getTotalBranches](#gettotalbranches)

Using AI Code Generation

1var annotate = require('istanbul').utils.annotate;2var code = 'function foo() {\n' +3    '  bar();\n' +4    '  return 1;\n' +5    '}';6var map = { '1': 1, '3': 1 };7console.log(annotate(code, map));8function foo() {9  bar(); /* istanbul ignore next */10  return 1;11}12### annotate(code, map)13### annotateLines(code, map)

Using AI Code Generation

1var instrumenter = new istanbulLibInstrument.Instrumenter();2var code = fs.readFileSync('test.js', 'utf8');3var annotatedCode = instrumenter.annotateLines(code);4console.log(annotatedCode);5var instrumenter = new istanbulLibInstrument.Instrumenter();6var code = fs.readFileSync('test.js', 'utf8');7var annotatedCode = instrumenter.annotateStatements(code);8console.log(annotatedCode);9var instrumenter = new istanbulLibInstrument.Instrumenter();10var code = fs.readFileSync('test.js', 'utf8');11var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');12console.log(instrumentedCode);13var instrumenter = new istanbulLibInstrument.Instrumenter();14var code = fs.readFileSync('test.js', 'utf8');15instrumenter.instrument(code, 'test.js', function(err, instrumentedCode) {16    console.log(instrumentedCode);17});18var instrumenter = new istanbulLibInstrument.Instrumenter();19var code = fs.readFileSync('test.js', 'utf8');20var instrumentedCode = instrumenter.instrumentAllFilesSync('test.js');21console.log(instrumentedCode);22var instrumenter = new istanbulLibInstrument.Instrumenter();23var code = fs.readFileSync('test.js', 'utf8');24instrumenter.instrumentAllFiles('test.js', function(err, instrumentedCode) {25    console.log(instrumentedCode);26});27var instrumenter = new istanbulLibInstrument.Instrumenter();28var code = fs.readFileSync('test.js', 'utf8');

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.