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

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

/* eslint-disable no-await-in-loop */
import { readFile } from 'node:fs/promises';
import { mapLimit } from 'async';
import { getCoverageHandler } from '../handlers/getHandler.js';
import { getPackageDirectories } from '../utils/getPackageDirectories.js';
import { findFilePath } from '../utils/findFilePath.js';
import { setCoveredLines } from '../utils/setCoveredLines.js';
import { getConcurrencyThreshold } from '../utils/getConcurrencyThreshold.js';
import { checkCoverageDataType } from '../utils/setCoverageDataType.js';
import { generateAndWriteReport } from './reportGenerator.js';
export async function transformCoverageReport(jsonFilePath, outputReportPath, formats, ignoreDirs) {
    const warnings = [];
    const finalPaths = [];
    const formatAmount = formats.length;
    let filesProcessed = 0;
    const jsonData = await tryReadJson(jsonFilePath, warnings);
    if (!jsonData)
        return { finalPaths: [outputReportPath], warnings };
    const parsedData = JSON.parse(jsonData);
    const { repoRoot, packageDirectories } = await getPackageDirectories(ignoreDirs);
    const handlers = createHandlers(formats);
    const commandType = checkCoverageDataType(parsedData);
    const concurrencyLimit = getConcurrencyThreshold();
    const context = {
        handlers,
        packageDirs: packageDirectories,
        repoRoot,
        concurrencyLimit,
        warnings,
    };
    if (commandType === 'DeployCoverageData') {
        filesProcessed = await processDeployCoverage(parsedData, context);
    }
    else if (commandType === 'TestCoverageData') {
        filesProcessed = await processTestCoverage(parsedData, context);
    }
    else {
        throw new Error('The provided JSON does not match a known coverage data format from the Salesforce deploy or test command.');
    }
    if (filesProcessed === 0) {
        warnings.push('None of the files listed in the coverage JSON were processed. The coverage report will be empty.');
    }
    for (const [format, handler] of handlers.entries()) {
        const coverageObj = handler.finalize();
        const finalPath = await generateAndWriteReport(outputReportPath, coverageObj, format, formatAmount);
        finalPaths.push(finalPath);
    }
    return { finalPaths, warnings };
}
async function tryReadJson(path, warnings) {
    try {
        return await readFile(path, 'utf-8');
    }
    catch {
        warnings.push(`Failed to read ${path}. Confirm file exists.`);
        return null;
    }
}
function createHandlers(formats) {
    const handlers = new Map();
    for (const format of formats) {
        handlers.set(format, getCoverageHandler(format));
    }
    return handlers;
}
async function processDeployCoverage(data, context) {
    let processed = 0;
    await mapLimit(Object.keys(data), context.concurrencyLimit, async (fileName) => {
        const fileInfo = data[fileName];
        const formattedName = fileName.replace(/no-map[\\/]+/, '');
        const path = await findFilePath(formattedName, context.packageDirs, context.repoRoot);
        if (!path) {
            context.warnings.push(`The file name ${formattedName} was not found in any package directory.`);
            return;
        }
        fileInfo.s = await setCoveredLines(path, context.repoRoot, fileInfo.s);
        for (const handler of context.handlers.values()) {
            handler.processFile(path, formattedName, fileInfo.s);
        }
        processed++;
    });
    return processed;
}
async function processTestCoverage(data, context) {
    let processed = 0;
    await mapLimit(data, context.concurrencyLimit, async (entry) => {
        const formattedName = entry.name.replace(/no-map[\\/]+/, '');
        const path = await findFilePath(formattedName, context.packageDirs, context.repoRoot);
        if (!path) {
            context.warnings.push(`The file name ${formattedName} was not found in any package directory.`);
            return;
        }
        for (const handler of context.handlers.values()) {
            handler.processFile(path, formattedName, entry.lines);
        }
        processed++;
    });
    return processed;
}
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