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: / proc / self / root / proc / 2902 / root / usr / share / nodejs / core-js / internals /

Filename : is-forced.js

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'use strict';
var fails = require('../internals/fails');
var isCallable = require('../internals/is-callable');

var replacement = /#|\.prototype\./;

var isForced = function (feature, detection) {
  var value = data[normalize(feature)];
  return value === POLYFILL ? true
    : value === NATIVE ? false
    : isCallable(detection) ? fails(detection)
    : !!detection;
};

var normalize = isForced.normalize = function (string) {
  return String(string).replace(replacement, '.').toLowerCase();
};

var data = isForced.data = {};
var NATIVE = isForced.NATIVE = 'N';
var POLYFILL = isForced.POLYFILL = 'P';

module.exports = isForced;