apex-code-coverage-transformer/lib/transformers/reportGenerator.js

Transform Salesforce Apex code coverage JSONs into other formats accepted by SonarQube, GitHub, GitLab, Azure, Bitbucket, etc.

import { writeFile } from 'node:fs/promises';
import { extname, basename, dirname, join } from 'node:path';
import { create } from 'xmlbuilder2';
import { HandlerRegistry } from '../handlers/HandlerRegistry.js';
export async function generateAndWriteReport(outputPath, coverageObj, format, formatAmount) {
    const content = generateReportContent(coverageObj, format);
    const extension = HandlerRegistry.getExtension(format);
    const base = basename(outputPath, extname(outputPath)); // e.g., 'coverage'
    const dir = dirname(outputPath);
    const suffix = formatAmount > 1 ? `-${format}` : '';
    const filePath = join(dir, `${base}${suffix}${extension}`);
    await writeFile(filePath, content, 'utf-8');
    return filePath;
}
function generateReportContent(coverageObj, format) {
    if (format === 'lcovonly' && isLcovCoverageObject(coverageObj)) {
        return generateLcov(coverageObj);
    }
    if (format === 'json' || format === 'json-summary' || format === 'simplecov') {
        return JSON.stringify(coverageObj, null, 2);
    }
    const isHeadless = ['cobertura', 'clover', 'jacoco', 'opencover'].includes(format);
    const xml = create(coverageObj).end({ prettyPrint: true, indent: '  ', headless: isHeadless });
    return prependXmlHeader(xml, format);
}
function generateLcov(coverageObj) {
    return coverageObj.files
        .map((file) => {
        const lineData = file.lines.map((line) => `DA:${line.lineNumber},${line.hitCount}`).join('\n');
        return [
            'TN:',
            `SF:${file.sourceFile}`,
            'FNF:0',
            'FNH:0',
            lineData,
            `LF:${file.totalLines}`,
            `LH:${file.coveredLines}`,
            'BRF:0',
            'BRH:0',
            'end_of_record',
        ].join('\n');
    })
        .join('\n');
}
function prependXmlHeader(xml, format) {
    switch (format) {
        case 'cobertura':
            return `<?xml version="1.0" ?>\n<!DOCTYPE coverage SYSTEM "http://cobertura.sourceforge.net/xml/coverage-04.dtd">\n${xml}`;
        case 'clover':
            return `<?xml version="1.0" encoding="UTF-8"?>\n${xml}`;
        case 'jacoco':
            return `<?xml version="1.0" encoding="UTF-8" standalone="yes"?>\n<!DOCTYPE report PUBLIC "-//JACOCO//DTD Report 1.0//EN" "report.dtd">\n${xml}`;
        case 'opencover':
            return `<?xml version="1.0" encoding="utf-8"?>\n${xml}`;
        default:
            return xml;
    }
}
export function getExtensionForFormat(format) {
    return HandlerRegistry.getExtension(format);
}
function isLcovCoverageObject(obj) {
    return typeof obj === 'object' && obj !== null && 'files' in obj;
}
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