improve code

packages/overlayscrollbars/package.json

@@ -12,7 +12,8 @@
     "test:jsdom": "jest --coverage --runInBand --detectOpenHandles --testPathPattern",
     "posttest:jsdom": "full-coverage",
     "build": "rollup -c",
-    "test:playwright": "playwright test",
+    "test:playwright": "playwright test --quiet",
+    "test:playwright:dev": "playwright test",
     "posttest:playwright": "playwright-merge-coverage && full-coverage"
   }
 }

packages/overlayscrollbars/tryFull.js

@@ -0,0 +1,63 @@
+const fs = require('fs-extra');
+const glob = require('glob');
+const { createContext } = require('istanbul-lib-report');
+const istanbulCoverage = require('istanbul-lib-coverage');
+const reports = require('istanbul-reports');
+
+/* [ Configuration ] */
+const rootDir = './.coverage/';
+const reportOut = './.coverage/report';
+
+const normalizeJestCoverage = (obj) => {
+  const result = { ...obj };
+
+  Object.entries(result)
+    .filter(([k, v]) => v.data)
+    .forEach(([k, v]) => {
+      result[k] = v.data;
+    });
+
+  return result;
+};
+
+const mergeAllReports = (coverageMap, reports) => {
+  if (Array.isArray(reports) === false) {
+    return;
+  }
+
+  reports.forEach((reportFile) => {
+    const coverageReport = fs.readJSONSync(reportFile);
+    coverageMap.merge(coverageReport);
+  });
+};
+
+const findAllCoverageReports = (path, callback) => {
+  glob(path, {}, (err, reports) => {
+    callback(reports, err);
+  });
+};
+
+const generateReport = (coverageMap, types) => {
+  const reporter = createContext({
+    dir: reportOut,
+    coverageMap,
+  });
+  const report = reports.create('text');
+  report.execute(reporter);
+};
+
+async function main() {
+  const coverageMap = istanbulCoverage.createCoverageMap({});
+
+  findAllCoverageReports(`${rootDir}/**/coverage-final.json`, (reports, err) => {
+    if (Array.isArray(reports)) {
+      mergeAllReports(coverageMap, reports);
+      generateReport(coverageMap, ['text']);
+    }
+  });
+}
+
+main().catch((err) => {
+  console.error(err);
+  process.exit(1);
+});