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var path = require('../internals/path');
var global = require('../internals/global');
var isCallable = require('../internals/is-callable');
var aFunction = function (variable) {
return isCallable(variable) ? variable : undefined;
};
module.exports = function (namespace, method) {
return arguments.length < 2 ? aFunction(path[namespace]) || aFunction(global[namespace])
: path[namespace] && path[namespace][method] || global[namespace] && global[namespace][method];
};