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A script to convert .js to .jsx when they contains JSX tags
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// node ./rename-js-to-jsx.js ./my/folder | |
const fs = require('fs') | |
const path = require('path') | |
// Options | |
const src = process.argv[2] ?? './' | |
const pattern = process.argv[3] ? new RegExp(`${process.argv[3]}$`) : /.js$/ | |
const newExtension = process.argv[4] ?? '.jsx' | |
console.log(`Path = ${src} ; pattern = ${pattern} ; newExtension = ${newExtension}`) | |
const getAllFiles = (dirPath, pattern, files = []) => { | |
const filesInDirectory = fs.readdirSync(dirPath) | |
return filesInDirectory.reduce((foundFiles, file) => { | |
if (fs.statSync(`${dirPath}/${file}`).isDirectory()) { | |
return getAllFiles(`${dirPath}/${file}`, pattern, foundFiles) | |
} else { | |
if (!matchPattern(file, pattern)) { | |
return foundFiles | |
} | |
return [ | |
...foundFiles, | |
path.join(__dirname, dirPath, '/', file), | |
] | |
} | |
}, files) | |
} | |
const matchPattern = (filename, pattern) => filename.match(pattern) | |
const readFile = (path) => fs.readFileSync(path).toString('utf-8') | |
const renameFile = (path, extension) => { | |
try { | |
fs.renameSync(path, path.replace(pattern, extension)) | |
console.log(`${path} [RENAMED]`) | |
return true | |
} catch (error) { | |
console.log(`${path} [KO]`, error) | |
return false | |
} | |
} | |
// <> </> <tag /> <tag></tag> | |
const containsJSX = (content) => /(<\/|\/>)/.test(content) | |
// Run | |
console.log('Search files...') | |
const files = getAllFiles(src, pattern) | |
.map((file) => ({filename: file, content: readFile(file)})) | |
.filter((file) => containsJSX(file.content)) | |
.map((file) => file.filename) | |
console.log('Found files', files.length) | |
console.log('Renaming...') | |
const successFiles = files | |
.map((file) => renameFile(file, newExtension)) | |
.filter(Boolean) | |
console.log(`Rename ${successFiles.length}/${files.length} with success.`) | |
if (successFiles.length !== files.length) { | |
console.log('Execution encountered some errors.') | |
process.exit(1) | |
} |
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I think the period in the pattern on line 8 should be escaped, otherwise treated as any character in regexp: