47 lines
1.3 KiB
JavaScript
47 lines
1.3 KiB
JavaScript
// taskr babel plugin with Babel 7 support
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// https://github.com/lukeed/taskr/pull/305
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const extname = require('path').extname
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const transform = require('@babel/core').transform
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module.exports = function(task) {
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// eslint-disable-next-line require-yield
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task.plugin('babel', {}, function*(file, babelOpts, { stripExtension } = {}) {
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const options = {
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...babelOpts,
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compact: true,
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babelrc: false,
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configFile: false,
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filename: file.base,
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}
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const output = transform(file.data, options)
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const ext = extname(file.base)
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// Include declaration files as they are
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if (file.base.endsWith('.d.ts')) return
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// Replace `.ts|.tsx` with `.js` in files with an extension
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if (ext) {
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const extRegex = new RegExp(ext.replace('.', '\\.') + '$', 'i')
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// Remove the extension if stripExtension is enabled or replace it with `.js`
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file.base = file.base.replace(extRegex, stripExtension ? '' : '.js')
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}
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// Workaround for noop.js loading
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if (file.base === 'next-dev.js') {
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output.code = output.code.replace(
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/__REPLACE_NOOP_IMPORT__/g,
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`import('./dev/noop');`
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)
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}
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file.data = Buffer.from(setNextVersion(output.code))
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})
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}
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function setNextVersion(code) {
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return code.replace(
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/process\.env\.__NEXT_VERSION/g,
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`"${require('./package.json').version}"`
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)
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}
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