84 lines
2.5 KiB
JavaScript
84 lines
2.5 KiB
JavaScript
const path = require('path');
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const exec = require('child_process').exec;
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const fs = require('fs');
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const argv = require('yargs-parser')(process.argv.slice(2));
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const inquirer = require('inquirer');
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const chalk = require('chalk');
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const grammarsPath = path.resolve(__dirname, '../src/grammar');
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const outputPath = path.resolve(__dirname, '../src/lib');
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const languageEntries = fs.readdirSync(grammarsPath).filter((item) => item !== 'impala'); // impala is not support yet.
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const baseCmd = 'antlr4ts -visitor -listener -Xexact-output-dir -o';
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function compile(language) {
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const cmd = `${baseCmd} ${outputPath}/${language} ${grammarsPath}/${language}/*.g4`;
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if (fs.existsSync(`${outputPath}/${language}`)) {
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console.info(chalk.green(`\nRemoving:`, chalk.gray(`${outputPath}/${language}/*`)));
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fs.rmSync(`${outputPath}/${language}`, { recursive: true });
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}
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console.info(chalk.green('Executing:'), chalk.gray(cmd));
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exec(cmd, (err) => {
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if (err) {
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console.error(
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chalk.redBright(`\n[Antlr4 compile error]:`),
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chalk.cyan(language),
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chalk.gray(err)
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);
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} else {
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console.log(chalk.greenBright(`\nCompile ${language} succeeded!`));
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}
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});
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}
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function prompt() {
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inquirer
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.prompt([
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{
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type: 'list',
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name: 'language',
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message: 'Which language you want compile (or all languages)',
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choices: ['All Languages', ...languageEntries],
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loop: true,
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},
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])
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.then((result) => {
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const language = result.language;
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if (language === 'All Languages') {
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languageEntries.forEach((language) => {
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compile(language);
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});
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} else {
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compile(result.language);
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}
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});
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}
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function main() {
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if (argv.all) {
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// compile all: yarn antlr4 --all
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languageEntries.forEach((language) => {
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compile(language);
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});
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} else if (argv.lang) {
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// compile single: yarn antlr4 --lang=generic
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const supportedLanguage = languageEntries.some((language) => language === argv.lang);
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if (supportedLanguage) {
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compile(argv.lang);
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} else {
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console.error(
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chalk.bold.red('\n[Invalid language]:'),
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chalk.white.underline(`${argv.lang}\n`)
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);
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prompt();
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}
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} else {
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prompt();
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}
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}
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main();
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