| 1 | # transform-es
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| 2 |
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| 3 | 对 ts, es6, scss, less, css 进行转换，并输出到指定目录
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| 4 |
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| 5 | ## install & usage
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| 6 |
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| 7 | `npm install --save-dev transform-es`
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| 8 |
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| 9 | `npx transform-es init`
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| 10 |
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| 11 | `npx transform-es src`
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| 12 |
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| 13 | ## cli
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| 14 |
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| 15 | > `transform-es src -d lib -t esm -c -w`
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| 16 | >
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| 17 | > `transform-es src -d lib -t web -c -w [-m]`
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| 18 |
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| 19 | > `transform-es src -d lib -t node -c -w`
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| 20 |
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| 21 | - `-f, --outFile` 输出到文件，只有单文件转换有效
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| 22 | - `-d, --outDir` 输出到指定目录，默认为 lib
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| 23 | - `-c, --clean` 转换前清空输出目录
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| 24 | - `-w, --watch` 是否监控文件改变
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| 25 | - `-t, --target` 指定输出目标： node|web|esm|cjs|commonjs|amd|umd|systemjs|auto 默认`web`
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| 26 | - `--config` 配置文件 默认： `transform-es.config.js`
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| 27 | - `--state` 传递给 transform-es.config.js 的数据
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| 28 |
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| 29 | ### transform-es.config.js
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| 30 |
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| 31 | ```js
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| 32 | module.exports = function (options, state) {
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| 33 | return {
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| 34 | babel: {
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| 35 | //...babel options
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| 36 | useFlow: true,
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| 37 | loose: true,
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| 38 | runtimeOptions: {},
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| 39 | presets: [],
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| 40 | plugins: [],
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| 41 | },
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| 42 | eslint: {},
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| 43 | postcss: {},
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| 44 | };
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| 45 | };
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| 46 | ```
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| 47 |
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| 48 | ## api
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| 49 |
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| 50 | ```
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| 51 | transformEs( src, dest, options );
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| 52 | ```
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| 53 |
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| 54 | ## options
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| 55 |
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| 56 | ```
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| 57 | {
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| 58 | glob: ["**/*", "**/*.*", "**/.*"],
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| 59 | clean: true, //转换前清空输出目录
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| 60 | watch: false,
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| 61 | ignore: null, // file => boolean
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| 62 | filter: null,// file => boolean
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| 63 | log: true, // 打印转换日志信息
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| 64 | babel: {
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| 65 | useFlow: true,
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| 66 | loose: true,
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| 67 | runtimeOptions: {},
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| 68 | presets: [],
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| 69 | plugins: [],
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| 70 | ...presetOptions
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| 71 | },
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| 72 | postcss: {},
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| 73 | // https://www.npmjs.com/package/gulp-dart-scss
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| 74 | scss: {},
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| 75 | // https://www.npmjs.com/package/gulp-less
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| 76 | less: {},
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| 77 | cssModule: {
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| 78 | test: /\.module.(less|scss|css)$/,
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| 79 | esModule: true,
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| 80 | },
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| 81 | raw: {
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| 82 | test: /\.svg$/,
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| 83 | },
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| 84 | // (stream, options, meta) => stream
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| 85 | transform: null
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| 86 | }
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| 87 | ```
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| 88 |
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| 89 | ## examples
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| 90 |
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| 91 | ```
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| 92 | const transformEs = require('transform-es');
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| 93 |
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| 94 | transformEs('src', 'lib', {
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| 95 | watch: true
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| 96 | });
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| 97 |
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| 98 | ```
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