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#!/usr/bin/env node
/**
* @file
* The script generates package.json files that points to correct ESM modules
* and TypeScript typings.
*
* It's a part of the build process.
*/
const { writeFile } = require('mz/fs')
const path = require('path')
const listFns = require('../_lib/listFns')
const listFPFns = require('../_lib/listFPFns')
const listLocales = require('../_lib/listLocales')
const rootPath =
process.env.PACKAGE_OUTPUT_PATH || path.resolve(process.cwd(), 'tmp/package')
const extraModules = [
{ fullPath: './src/fp/index.js' },
{ fullPath: './src/locale/index.js' },
]
writePackages()
async function writePackages() {
const initialPackages = await getInitialPackages()
const modules = await listAll()
await Promise.all(
modules.map(async (module) =>
writePackage(module.fullPath, initialPackages[module.fullPath])
)
)
console.log('package.json files are generated')
}
function writePackage(fullPath, initialPackage) {
const dirPath = path.dirname(fullPath)
const typingsRelativePath = path.relative(dirPath, `./src/typings.d.ts`)
const packagePath = path.resolve(
rootPath,
`${dirPath.replace('./src/', './')}/package.json`
)
return writeFile(
packagePath,
JSON.stringify(
Object.assign({ sideEffects: false }, initialPackage || {}, {
typings: typingsRelativePath,
}),
null,
2
)
)
}
async function getInitialPackages() {
const fns = await listFns()
return fns
.concat(listFPFns())
.concat(listLocales())
.concat(extraModules)
.reduce((acc, module) => {
acc[module.fullPath] = getModulePackage(module.fullPath)
return acc
}, {})
}
function getModulePackage(fullPath) {
const dirPath = path.dirname(fullPath)
const subPath = dirPath.match(/^\.\/src\/(.+)$/)[1]
const esmRelativePath = path.relative(
dirPath,
`./src/esm/${subPath}/index.js`
)
return { module: esmRelativePath }
}
async function listAll() {
const fns = await listFns()
return fns
.concat(listFPFns())
.concat(listLocales())
.concat(extraModules)
.reduce((acc, module) => {
const esmModule = Object.assign({}, module, {
fullPath: module.fullPath.replace('./src/', './src/esm/'),
})
return acc.concat([module, esmModule])
}, [])
.concat([])
}
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