project bootstrap

node_modules/eslint-plugin-jest/lib/rules/detectJestVersion.js

@@ -0,0 +1,29 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.detectJestVersion = void 0;
+let cachedJestVersion = null;
+
+const detectJestVersion = () => {
+  if (cachedJestVersion) {
+    return cachedJestVersion;
+  }
+
+  try {
+    const jestPath = require.resolve('jest/package.json');
+
+    const jestPackageJson = // eslint-disable-next-line @typescript-eslint/no-require-imports
+    require(jestPath);
+
+    if (jestPackageJson.version) {
+      const [majorVersion] = jestPackageJson.version.split('.');
+      return cachedJestVersion = parseInt(majorVersion, 10);
+    }
+  } catch {}
+
+  throw new Error('Unable to detect Jest version - please ensure jest package is installed, or otherwise set version explicitly');
+};
+
+exports.detectJestVersion = detectJestVersion;