pixture/scripts/postinstall.js

Pixture CLI

#!/usr/bin/env node

const fs = require('fs')
const fspath = require('path')

function loadConfig(path) {
    try {
        return JSON.parse(fs.readFileSync(path, { encoding: 'UTF-8' }))
    }
    catch (e) {
        console.error(`NPM config "${path}" not found.`)
        return {}
    }
}

function link(names, moduleDir, localDir) {
    for (const name of names) {
        const modulePath = fspath.join(moduleDir, name)
        const localPath = fspath.join(localDir, fspath.basename(name))

        if (!fs.existsSync(localPath)) {
            fs.symlinkSync(fspath.relative(localDir, modulePath), localPath)
            console.log(`Create symlink "${localPath}".`)
        }
    }
}

function linkDependencyModules(localDir) {
    if (!fs.existsSync(localDir)) {
        fs.mkdirSync(localDir)
    }

    const config = loadConfig('./package.json')

    for (const packageName in config.dependencies || {}) {
        const configPath = require.resolve(fspath.join(packageName, 'package.json'))

        const config = loadConfig(configPath)

        const moduleDir = fspath.dirname(configPath)

        if (config.main && config.main.endsWith('.mjs')) {
            link([config.main, config.types].filter(_ => _), moduleDir, localDir)
        }
    }
}

linkDependencyModules('./modules')