You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
29 lines
1.1 KiB
29 lines
1.1 KiB
4 weeks ago
|
'use strict';
|
||
|
|
var hasOwn = require('./internals/has-own-property');
|
||
|
|
var isArray = require('./internals/is-array');
|
||
|
|
var isForced = require('./internals/is-forced');
|
||
|
|
var shared = require('./internals/shared-store');
|
||
|
|
|
||
|
|
var data = isForced.data;
|
||
|
|
var normalize = isForced.normalize;
|
||
|
|
var USE_FUNCTION_CONSTRUCTOR = 'USE_FUNCTION_CONSTRUCTOR';
|
||
|
|
var ASYNC_ITERATOR_PROTOTYPE = 'AsyncIteratorPrototype';
|
||
|
|
|
||
|
|
var setAggressivenessLevel = function (object, constant) {
|
||
|
|
if (isArray(object)) for (var i = 0; i < object.length; i++) data[normalize(object[i])] = constant;
|
||
|
|
};
|
||
|
|
|
||
|
|
module.exports = function (options) {
|
||
|
|
if (typeof options == 'object') {
|
||
|
|
setAggressivenessLevel(options.useNative, isForced.NATIVE);
|
||
|
|
setAggressivenessLevel(options.usePolyfill, isForced.POLYFILL);
|
||
|
|
setAggressivenessLevel(options.useFeatureDetection, null);
|
||
|
|
if (hasOwn(options, USE_FUNCTION_CONSTRUCTOR)) {
|
||
|
|
shared[USE_FUNCTION_CONSTRUCTOR] = !!options[USE_FUNCTION_CONSTRUCTOR];
|
||
|
|
}
|
||
|
|
if (hasOwn(options, ASYNC_ITERATOR_PROTOTYPE)) {
|
||
|
|
shared[ASYNC_ITERATOR_PROTOTYPE] = options[ASYNC_ITERATOR_PROTOTYPE];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|