136 lines
4.5 KiB
TypeScript
136 lines
4.5 KiB
TypeScript
import { exec } from 'child_process'
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import * as fs from 'fs/promises'
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import * as linguistLanguages from 'linguist-languages'
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import * as path from 'path'
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import { promisify } from 'util'
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const execAsync = promisify(exec)
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type LanguageData = {
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type: string
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aliases?: string[]
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extensions?: string[]
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}
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const LANGUAGES_FILE_PATH = path.join(__dirname, '../packages/shared/config/languages.ts')
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/**
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* Extracts and filters necessary language data from the linguist-languages package.
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* @returns A record of language data.
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*/
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function extractAllLanguageData(): Record<string, LanguageData> {
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console.log('🔍 Extracting language data from linguist-languages...')
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const languages = Object.entries(linguistLanguages).reduce(
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(acc, [name, langData]) => {
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const { type, extensions, aliases } = langData as any
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// Only include languages with extensions or aliases
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if ((extensions && extensions.length > 0) || (aliases && aliases.length > 0)) {
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acc[name] = {
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type: type || 'programming',
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...(extensions && { extensions }),
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...(aliases && { aliases })
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}
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}
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return acc
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},
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{} as Record<string, LanguageData>
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)
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console.log(`✅ Extracted ${Object.keys(languages).length} languages.`)
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return languages
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}
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/**
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* Generates the content for the languages.ts file.
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* @param languages The language data to include in the file.
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* @returns The generated file content as a string.
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*/
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function generateLanguagesFileContent(languages: Record<string, LanguageData>): string {
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console.log('📝 Generating languages.ts file content...')
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const sortedLanguages = Object.fromEntries(Object.entries(languages).sort(([a], [b]) => a.localeCompare(b)))
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const languagesObjectString = JSON.stringify(sortedLanguages, null, 2)
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const content = `/**
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* Code language list.
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* Data source: linguist-languages
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*
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* ⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️
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* THIS FILE IS AUTOMATICALLY GENERATED BY A SCRIPT. DO NOT EDIT IT MANUALLY!
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* Run \`yarn update:languages\` to update this file.
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* ⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️
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*
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*/
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type LanguageData = {
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type: string;
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aliases?: string[];
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extensions?: string[];
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};
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export const languages: Record<string, LanguageData> = ${languagesObjectString};
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`
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console.log('✅ File content generated.')
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return content
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}
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/**
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* Formats a file using Prettier.
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* @param filePath The path to the file to format.
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*/
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async function formatWithPrettier(filePath: string): Promise<void> {
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console.log('🎨 Formatting file with Prettier...')
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try {
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await execAsync(`yarn prettier --write ${filePath}`)
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console.log('✅ Prettier formatting complete.')
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} catch (e: any) {
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console.error('❌ Prettier formatting failed:', e.stdout || e.stderr)
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throw new Error('Prettier formatting failed.')
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}
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}
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/**
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* Checks a file with TypeScript compiler.
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* @param filePath The path to the file to check.
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*/
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async function checkTypeScript(filePath: string): Promise<void> {
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console.log('🧐 Checking file with TypeScript compiler...')
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try {
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await execAsync(`yarn tsc --noEmit --skipLibCheck ${filePath}`)
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console.log('✅ TypeScript check passed.')
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} catch (e: any) {
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console.error('❌ TypeScript check failed:', e.stdout || e.stderr)
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throw new Error('TypeScript check failed.')
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}
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}
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/**
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* Main function to update the languages.ts file.
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*/
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async function updateLanguagesFile(): Promise<void> {
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console.log('🚀 Starting to update languages.ts...')
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try {
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const extractedLanguages = extractAllLanguageData()
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const fileContent = generateLanguagesFileContent(extractedLanguages)
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await fs.writeFile(LANGUAGES_FILE_PATH, fileContent, 'utf-8')
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console.log(`✅ Successfully wrote to ${LANGUAGES_FILE_PATH}`)
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await formatWithPrettier(LANGUAGES_FILE_PATH)
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await checkTypeScript(LANGUAGES_FILE_PATH)
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console.log('🎉 Successfully updated languages.ts file!')
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console.log(`📊 Contains ${Object.keys(extractedLanguages).length} languages.`)
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} catch (error) {
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console.error('❌ An error occurred during the update process:', (error as Error).message)
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// No need to restore backup as we write only at the end of successful generation.
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process.exit(1)
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}
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}
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if (require.main === module) {
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updateLanguagesFile()
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}
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export { updateLanguagesFile }
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