小编Nay*_*inn的帖子

我在为 Snowpack 项目设置 Jest 和 React 测试库时遇到问题，想知道你们中是否有人遇到过类似的情况。所以我收到的错误是The 'import.meta' meta-property is only allowed when the '--module' option is 'es2020', 'esnext', or 'system'指向 。const { SNOWPACK_PUBLIC_BASE_URL } = import.meta.env;我已按照所有文档正确设置配置，但仍然收到此错误。我的配置文件如下。

package.json:

{
    "jest": {
        "verbose": true,
        "preset": "ts-jest",
        "testEnvironment": "node",
        "transform": {
            "node_modules/variables/.+\\.(j|t)sx?$": "ts-jest"
        },
        "transformIgnorePatterns": [
            "node_modules/(?!variables/.*)"
        ],
        "moduleNameMapper": {
            "@app/(.*)": "<rootDir>/src/$1",
            "@auth/(.*)": "<rootDir>/src/auth/$1",
            "@hooks/(.*)": "<rootDir>/src/hooks/$1",
            "@gtm/(.*)": "<rootDir>/src/gtm/$1"
        }
    },
    "scripts": {
        "start": "snowpack dev",
        "build": "snowpack build",
        "test": "jest __tests__/ --coverage",
        "test:watch": "jest --watch",
        "format": "prettier --write …