const findBabelConfig = require('find-babel-config')
|
const logger = require('./logger')
|
const cache = require('./cache')
|
const deprecate = require('./deprecate')
|
const path = require('path')
|
const { readFileSync, existsSync } = require('fs')
|
|
module.exports = function getBabelConfig (vueJestConfig, filePath) {
|
const find = () => {
|
const { file, config } = findBabelConfig.sync(filePath || process.cwd())
|
|
if (!file) {
|
logger.info('no .babelrc found, skipping babel compilation')
|
cache.set('babel-config', false)
|
return
|
}
|
|
return config
|
}
|
const cachedConfig = cache.get('babel-config')
|
if (cachedConfig) {
|
return cachedConfig
|
} else if (cachedConfig === false) {
|
return
|
} else {
|
let babelConfig
|
|
if (vueJestConfig.babelRcFile) {
|
deprecate.replace('babelRcFile', 'babelConfig')
|
babelConfig = JSON.parse(readFileSync(vueJestConfig.babelRcFile))
|
} else if (vueJestConfig.hasOwnProperty('babelConfig')) {
|
switch (typeof vueJestConfig.babelConfig) {
|
case 'string':
|
// a path to a config file is being passed in; load it
|
babelConfig = require(vueJestConfig.babelConfig)
|
break
|
case 'boolean':
|
// if babelConfig is true, search for it. If false, will end up
|
// returning undefined which results in no babel processing
|
if (vueJestConfig.babelConfig === true) {
|
babelConfig = find()
|
}
|
break
|
case 'object':
|
default:
|
// support for inline babel options
|
babelConfig = vueJestConfig.babelConfig
|
break
|
}
|
} else if (existsSync('babel.config.js')) {
|
babelConfig = require(path.resolve('babel.config.js'))
|
} else {
|
babelConfig = find()
|
}
|
|
if (babelConfig) {
|
cache.set('babel-config', babelConfig)
|
}
|
|
return babelConfig
|
}
|
}
|
