clearCache

clear-cache.js

/*
        clearCache();
        clearCache('foo');
        clearCache(path.resolve('foo'));
        clearCache(['foo', 'bar']);
        clearCache();
    */
    clearCache: function clearCache(modules, removeChilds) {
        modules = (modules === null || modules === undefined) && (arguments.length === 0) ? [require.main.filename] : modules;
        modules = typeof modules === 'string' ? [modules] : modules;
        modules = modules instanceof Array ? modules : [];
        removeChilds = typeof removeChilds === 'boolean' ? removeChilds : false;

        modules.filter(function(moduleId) {
            return typeof moduleId === 'string' && moduleId !== '';
        }).map(function(moduleId) {
            return require.resolve(moduleId);
        }).forEach(function(moduleId) {
            if (moduleId in require.cache) {
                if (removeChilds) {
                    require.cache[moduleId].children.forEach(function(module) {
                        clearCache(module.id);
                    });
                }

                if (require.main.filename !== moduleId) {
                    delete require.cache[moduleId];
                }
            }
        });
    }