Add node modules and compiled JavaScript from main

node_modules/ts-jest/dist/utils/version-checkers.js

@@ -0,0 +1,60 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.VersionCheckers = void 0;
+var semver_1 = require("semver");
+var get_package_version_1 = require("./get-package-version");
+var logger_1 = require("./logger");
+var messages_1 = require("./messages");
+var logger = logger_1.rootLogger.child({ namespace: 'versions' });
+exports.VersionCheckers = {
+    jest: createVersionChecker('jest', ">=26 <27"),
+    typescript: createVersionChecker('typescript', ">=3.8 <5"),
+    babelJest: createVersionChecker('babel-jest', ">=26 <27"),
+    babelCore: createVersionChecker('@babel/core', ">=7.0.0-beta.0 <8"),
+};
+function checkVersion(name, expectedRange, action) {
+    if (action === void 0) { action = 'warn'; }
+    var success = true;
+    if (!('TS_JEST_DISABLE_VER_CHECKER' in process.env)) {
+        var version = get_package_version_1.getPackageVersion(name);
+        success = !!version && semver_1.satisfies(version, expectedRange);
+        logger.debug({
+            actualVersion: version,
+            expectedVersion: expectedRange,
+        }, 'checking version of %s: %s', name, success ? 'OK' : 'NOT OK');
+        if (!action || success)
+            return success;
+        var message = messages_1.interpolate(version ? "Version {{actualVersion}} of {{module}} installed has not been tested with ts-jest. If you're experiencing issues, consider using a supported version ({{expectedVersion}}). Please do not report issues in ts-jest if you are using unsupported versions." : "Module {{module}} is not installed. If you're experiencing issues, consider installing a supported version ({{expectedVersion}}).", {
+            module: name,
+            actualVersion: version || '??',
+            expectedVersion: rangeToHumanString(expectedRange),
+        });
+        if (action === 'warn') {
+            logger.warn(message);
+        }
+        else if (action === 'throw') {
+            logger.fatal(message);
+            throw new RangeError(message);
+        }
+    }
+    return success;
+}
+function rangeToHumanString(versionRange) {
+    return new semver_1.Range(versionRange).toString();
+}
+function createVersionChecker(moduleName, expectedVersion) {
+    var memo;
+    var warn = function () {
+        if (memo !== undefined)
+            return memo;
+        return (memo = checkVersion(moduleName, expectedVersion, 'warn'));
+    };
+    var raise = function () { return checkVersion(moduleName, expectedVersion, 'throw'); };
+    return {
+        raise: raise,
+        warn: warn,
+        forget: function () {
+            memo = undefined;
+        },
+    };
+}