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bootstrap.js
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bootstrap.js
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const webpackCli = require('./webpack-cli');
const { core, commands } = require('./utils/cli-flags');
const cmdArgs = require('command-line-args');
require('./utils/process-log');
const helpFlagPresent = (args) => args.find(arg => ['help', '--help'].indexOf(arg) !== -1);
return args.find(arg => arg === 'help' || arg === '--help');
}
const normalizeFlags = (args, command) => {
return args.slice(2).filter(arg => arg.indexOf('--') < 0 && arg !== command.name && arg !== command.alias);
}
const isCommandUsed = (commands) => {
return commands.find(cmd => {
if (cmd.alias) {
return process.argv.includes(cmd.name) || process.argv.includes(cmd.alias);
}
return process.argv.includes(cmd.name);
});
}
async function runCLI(cli, commandIsUsed) {
let args;
const helpFlagExists = helpFlagPresent(process.argv);
if(helpFlagExists) {
await cli.runHelp();
return;
}
if (commandIsUsed) {
commandIsUsed.defaultOption = true;
args = normalizeFlags(process.argv, commandIsUsed);
return await cli.runCommand(commandIsUsed, ...args);
} else {
args = cmdArgs(core, { stopAtFirstUnknown: false });
try {
const result = await cli.run(args, core);
if (!result) {
return;
}
} catch (err) {
process.cliLogger.error(err);
process.exit(1);
}
}
}
// eslint-disable-next-line space-before-function-paren
(async () => {
const commandIsUsed = isCommandUsed(commands);
const cli = new webpackCli();
runCLI(cli, commandIsUsed);
})();