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March 9, 2022 11:17
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Replaces all inline `require('path').default` with `import Name from 'path'`
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| /* | |
| * Replaces all inline `require('path').default` with `import Name from 'path'` | |
| * Adding them as imports to the top of the file. | |
| * Usage: node RequireToImport.js dir [dry] | |
| */ | |
| const glob = require("glob") | |
| const path = require('path'); | |
| const fs = require('fs'); | |
| function escapeRegExp(string) { | |
| return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); // $& means the whole matched string | |
| } | |
| (function main() { | |
| const dirName = process.argv[2]; | |
| if(!dirName) { | |
| return console.error('Usage: node RequireToImport.js dir [dry]'); | |
| } | |
| const directoryPath = path.join(__dirname, dirName, '**', '*.js'); | |
| glob(directoryPath, {}, function (err, files) { | |
| if (err) { | |
| return console.log('Unable to scan directory: ' + err); | |
| } | |
| files.forEach(function (fileName) { | |
| console.log(fileName); | |
| fs.readFile(fileName, 'utf8' , (err, data) => { | |
| if (err) { | |
| return console.error(err) | |
| } | |
| let contentImports = ''; | |
| let content = data; | |
| let matches = Array.from(data.matchAll(/require\('([^']+)\'\).default/g)); | |
| // remove duplicate requires | |
| matches = matches.filter((value, index, self) => { | |
| return self.findIndex(v => v[0] === value[0]) === index; | |
| }); | |
| for (const match of matches) { | |
| const importPath = match[1]; | |
| const importName = path.basename(importPath); | |
| contentImports += `import ${importName} from '${importPath}'\n`; | |
| const oldImport = match[0]; | |
| content = content.replace(new RegExp(escapeRegExp(oldImport), 'g'), importName); | |
| } | |
| content = contentImports + "\n\n" + content; | |
| if (process.argv[3]) { | |
| console.log(fileName + ":\n\n" + content + "\n\n"); | |
| } else { | |
| // replace content of fileName | |
| fs.writeFile(fileName, content, err => { | |
| if (err) { | |
| return console.error(err); | |
| } | |
| }) | |
| } | |
| }) | |
| }); | |
| }); | |
| })(); |
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