Try using ESM

Author: leeyi45

lib/vitest-reporter/build/coverage-reporter.cjs renamed to lib/vitest-reporter/build/coverage-reporter.js

@@ -1,40 +1,6 @@
-"use strict";
-var __create = Object.create;
-var __defProp = Object.defineProperty;
-var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
-var __getOwnPropNames = Object.getOwnPropertyNames;
-var __getProtoOf = Object.getPrototypeOf;
-var __hasOwnProp = Object.prototype.hasOwnProperty;
-var __export = (target, all) => {
-  for (var name in all)
-    __defProp(target, name, { get: all[name], enumerable: true });
-};
-var __copyProps = (to, from, except, desc) => {
-  if (from && typeof from === "object" || typeof from === "function") {
-    for (let key of __getOwnPropNames(from))
-      if (!__hasOwnProp.call(to, key) && key !== except)
-        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
-  }
-  return to;
-};
-var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
-  // If the importer is in node compatibility mode or this is not an ESM
-  // file that has been converted to a CommonJS file using a Babel-
-  // compatible transform (i.e. "__esModule" has not been set), then set
-  // "default" to the CommonJS "module.exports" for node compatibility.
-  isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
-  mod
-));
-var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
-
 // src/coverage-reporter.ts
-var coverage_reporter_exports = {};
-__export(coverage_reporter_exports, {
-  default: () => GithubActionsCoverageReporter
-});
-module.exports = __toCommonJS(coverage_reporter_exports);
-var import_fs = __toESM(require("fs"), 1);
-var import_istanbul_lib_report = require("istanbul-lib-report");
+import fs from "fs";
+import { ReportBase } from "istanbul-lib-report";
 function isFull(metrics) {
   return metrics.statements.pct === 100 && metrics.branches.pct === 100 && metrics.functions.pct === 100 && metrics.lines.pct === 100;
 }
@@ -71,7 +37,7 @@ function getUncoveredLines(node) {
   return ranges;
 }
 var headers = ["Statements", "Branches", "Functions", "Lines"];
-var GithubActionsCoverageReporter = class extends import_istanbul_lib_report.ReportBase {
+var GithubActionsCoverageReporter = class extends ReportBase {
   skipEmpty;
   skipFull;
   results = {};
@@ -87,7 +53,7 @@ var GithubActionsCoverageReporter = class extends import_istanbul_lib_report.Rep
       console.log("Reporter not being executed in Github Actions environment");
       return;
     }
-    this.cw = import_fs.default.createWriteStream(process.env.GITHUB_STEP_SUMMARY, { encoding: "utf-8", flags: "a" });
+    this.cw = fs.createWriteStream(process.env.GITHUB_STEP_SUMMARY, { encoding: "utf-8", flags: "a" });
     this.watermarks = context.watermarks;
     this.cw.write("<h2>Test Coverage</h2>");
     this.cw.write("<table><thead><tr>");
@@ -157,3 +123,6 @@ var GithubActionsCoverageReporter = class extends import_istanbul_lib_report.Rep
     this.cw.close();
   }
 };
+export {
+  GithubActionsCoverageReporter as default
+};

lib/vitest-reporter/package.json

@@ -19,7 +19,7 @@
   },
   "scripts": {
     "build": "yarn build:coverage-reporter && yarn build:test-reporter",
-    "build:coverage-reporter": "esbuild --outfile=./build/coverage-reporter.cjs --format=cjs --bundle=true --minify=false --external:\"istanbul-lib-report\" --platform=node src/coverage-reporter.ts",
+    "build:coverage-reporter": "esbuild --outfile=./build/coverage-reporter.js --format=esm --bundle=true --minify=false --external:\"istanbul-lib-report\" --platform=node src/coverage-reporter.ts",
     "build:test-reporter": "esbuild --outfile=./build/test-reporter.js --format=esm --bundle=true  --minify --external:\"vitest*\" --platform=node src/test-reporter.ts",
     "test": "vitest"
   }

vitest.config.js

@@ -12,7 +12,7 @@ const coverageReporters = ['text'];
 const testReporters = ['default'];
 
 if (process.env.GITHUB_ACTIONS) {
-  const reporter = pathlib.resolve(import.meta.dirname, './lib/vitest-reporter/build/coverage-reporter.cjs');
+  const reporter = pathlib.resolve(import.meta.dirname, './lib/vitest-reporter/build/coverage-reporter.js');
   coverageReporters.push(reporter);
   testReporters.push(new GithubActionsSummaryReporter());
 } else {