finding some lodash imports

import-assign.js

/**
 * node import-assign.js path/to/folder/to/scan
 */

const fs = require('fs')
const path = require('path')
const { loadFileSync } = require('babel-file-loader');
const readdir = require('recursive-readdir');
const { sortBy, sortedUniq, flowRight, identity } = require('lodash/fp')

const ignoreFunc = (filepath, stats) => {
	switch (true) {
		case stats.isFile() && path.extname(filepath) !== '.js':
		case filepath.includes('/__tests__/'):
			return true
		}
		return false
}

const main = async () => {

	// target dir to start scanning from
	const target = process.argv[2]

	console.log(`scanning ${target} recursively for ".js" files`)
	const files = await readdir(target, [ignoreFunc])



	console.log(`${files.length} files found`)

	const imports = []

	console.log('parsing files for imports')
	files.forEach( f => {
		for (let item of loadFileSync(f).path.get('body')) {
			if (item.isImportDeclaration() || (item.isExportDeclaration() && item.node.source)) {
				if(item.node.source.value.startsWith('lodash/fp')) {
					item.node.specifiers.forEach( specifier => {
						if (specifier.type === 'ImportSpecifier') {
							imports.push(specifier.imported.name)
						}
					} )
				}
				
			}
		}
	})

	console.log(`found ${imports.length} total imports`)

	const uniqueImports = flowRight(sortedUniq, sortBy(identity))(imports)

	console.log(`found ${uniqueImports.length} unique imports`)

	console.log(uniqueImports)

}

main(process.argv)