element-web/babelcheck.js
2016-10-12 18:08:52 +01:00

24 lines
1.1 KiB
JavaScript

var exec = require('child_process').exec;
// Makes sure the babel executable in the path is babel 6 (or greater), not
// babel 5, which it is if you upgrade from an older version of react-sdk and
// run 'npm install' since the package has changed to babel-cli, so 'babel'
// remains installed and the executable in node_modules/.bin remains as babel
// 5.
// This script is duplicated from matrix-react-sdk because it can't reliably
// be pulled in from react-sdk while npm install is failing, as it will do
// if the environment is in the erroneous state this script checks for.
exec("babel -V", function (error, stdout, stderr) {
if ((error && error.code) || parseInt(stdout.substr(0,1), 10) < 6) {
console.log("\033[31m\033[1m"+
'*****************************************\n'+
'* vector-web has moved to babel 6 *\n'+
'* Please "rm -rf node_modules && npm i" *\n'+
'* then restore links as appropriate *\n'+
'*****************************************\n'+
"\033[91m");
process.exit(1);
}
});