(ES Modules)prettier格式化typescript源码

1.安装prettier

npm i prettier

2. 引入

import {format} from 'prettier';
import parserTypeScript from 'prettier/plugins/typescript';
import parserEsTree from 'prettier/plugins/estree.mjs';

3.使用

    const formattedTsDefinitions = await format('declare namespace Test{}', {
        parser: "typescript",
        plugins: [parserTypeScript, parserEsTree],
        semi: true,
        singleQuote: true,
        printWidth: 100,
        tabWidth: 2,
        trailingComma: "all",
    });