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next.js/packages/next/taskfile-typescript.js
DevSide ebf217cb16 add --node-args option (#5858)
This message is from @timneutkens after making changes:
- Convert executables to Typescript
- Remove `minimist` in favor of `arg` 
- Implement `--node-args` usage: `--node-args="--throw-deprecation"`
- Adds tests for usage of the `next` cli
2018-12-15 22:55:59 +01:00

46 lines
1.4 KiB
JavaScript

'use strict'
try {
const ts = require('typescript')
const extname = require('path').extname
const config = require('./tsconfig.json')
module.exports = function (task) {
task.plugin('typescript', { every: true }, function * (file, options) {
const {stripExtension} = options
const opts = {
fileName: file.base,
compilerOptions: {
...config.compilerOptions,
...options,
stripExtension: undefined // since it's an option of the typescript taskr plugin
}
}
const ext = extname(file.base)
// For example files without an extension don't have to be rewritten
if (ext) {
// Replace `.ts` with `.js`
const extRegex = new RegExp(ext.replace('.', '\\.') + '$', 'i')
file.base = file.base.replace(extRegex, stripExtension ? '' : '.js')
}
// compile output
const result = ts.transpileModule(file.data.toString(), opts)
if (opts.compilerOptions.sourceMap && result.sourceMapText) {
// add sourcemap to `files` array
this._.files.push({
dir: file.dir,
base: `${file.base}.map`,
data: Buffer.from(JSON.stringify(result.sourceMapText), 'utf8')
})
}
// update file's data
file.data = Buffer.from(result.outputText.replace(/process\.env\.NEXT_VERSION/, `"${require('./package.json').version}"`), 'utf8')
})
}
} catch (err) {
console.error(err)
}