@jupyterlab/buildutils/lib/ensure-max-old-space.js

#!/usr/bin/env node
"use strict";
/* -----------------------------------------------------------------------------
| Copyright (c) Jupyter Development Team.
| Distributed under the terms of the Modified BSD License.
|----------------------------------------------------------------------------*/
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
    result["default"] = mod;
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
/**
 * This file is a temporary workaround to ensure that we can set
 * max_old_space by default but allow others to override it.
 *
 * When node 10 support is dropped, we can remove this file as node 12
 * should just grow as required.
 *
 * See: https://github.com/jupyterlab/jupyterlab/issues/7175
 *
 * @example
 * node ensure-max-old-space.js real-cli.js arg1 arg2
 */
const child_process_1 = require("child_process");
const which = __importStar(require("which"));
const MAX_OLD_SPACE = '--max_old_space_size=4096';
if (!process.env.NODE_OPTIONS) {
    process.env.NODE_OPTIONS = MAX_OLD_SPACE;
}
else if (!/--max[_\-]old[_\-]space[_\-]size/.test(process.env.NODE_OPTIONS)) {
    process.env.NODE_OPTIONS += ` ${MAX_OLD_SPACE}`;
}
const program = which.sync(process.argv[2]);
const args = process.argv.slice(3);
child_process_1.execFileSync(program, args, { env: process.env, stdio: 'inherit' });
//# sourceMappingURL=ensure-max-old-space.js.map