node-preload

node-preload

Request that Node.js child processes preload modules

Install node-preload

This module requires node.js 8 or above.

npm i node-preload

Usage

'use strict';

const nodePreload = require('node-preload');

// Request that all Node.js child processes preload @babel/register
nodePreload.preloadAppend(require.resolve('@babel/register'));

// Request that child processes be spawned with enviroment TEST1=value1
nodePreload.propagateEnv.TEST1 = 'value1';

preloadAppend(filename)

Append filename to the list of modules to be preloaded. If filename is already in the list it will be moved to the end.

preloadInsert(filename)

Insert filename to the list of modules to be preloaded. If filename is already in the list it will be moved to the beginning.

preloadRemove(filename)

Remove filename from the list of modules to be preloaded.

preloadGetList()

Retrieve an array listing the current filenames to be preloaded.

propagateEnv

Similar to process.env but controls environmental variables to be propagated to child processes.

Running tests

Tests are provided by xo and ava.

npm install
npm test