cafe-grader-web Files · node_modules/es-abstract/2015/SetIntegrityLevel.js

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Commit Description:

submission report

Commit Description:

submission report

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r790:7ddf708c67bd default

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r789:8cd7e8db7e38 default

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                    node_modules/es-abstract/2015/SetIntegrityLevel.js
                
             | 57 lines
             | 1.8 KiB
             | application/javascript 
             | JavascriptLexer
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move datatable to yarn

              r789
            
      'use strict';

      var GetIntrinsic = require('../GetIntrinsic');

      var $SyntaxError = GetIntrinsic('%SyntaxError%');

      var $TypeError = GetIntrinsic('%TypeError%');

      var $preventExtensions = GetIntrinsic('%Object.preventExtensions%');

      var $gOPD = require('../helpers/getOwnPropertyDescriptor');

      var $gOPN = GetIntrinsic('%Object.getOwnPropertyNames%');

      var forEach = require('../helpers/forEach');

      var DefinePropertyOrThrow = require('./DefinePropertyOrThrow');

      var IsAccessorDescriptor = require('./IsAccessorDescriptor');

      var ToPropertyDescriptor = require('./ToPropertyDescriptor');

      var Type = require('./Type');

      // https://www.ecma-international.org/ecma-262/6.0/#sec-setintegritylevel

      module.exports = function SetIntegrityLevel(O, level) {

      	if (Type(O) !== 'Object') {

      		throw new $TypeError('Assertion failed: Type(O) is not Object');

      	}

      	if (level !== 'sealed' && level !== 'frozen') {

      		throw new $TypeError('Assertion failed: `level` must be `"sealed"` or `"frozen"`');

      	}

      	if (!$preventExtensions) {

      		throw new $SyntaxError('SetIntegrityLevel requires native `Object.preventExtensions` support');

      	}

      	var status = $preventExtensions(O);

      	if (!status) {

      		return false;

      	}

      	if (!$gOPN) {

      		throw new $SyntaxError('SetIntegrityLevel requires native `Object.getOwnPropertyNames` support');

      	}

      	var theKeys = $gOPN(O);

      	if (level === 'sealed') {

      		forEach(theKeys, function (k) {

      			DefinePropertyOrThrow(O, k, { configurable: false });

      		});

      	} else if (level === 'frozen') {

      		forEach(theKeys, function (k) {

      			var currentDesc = $gOPD(O, k);

      			if (typeof currentDesc !== 'undefined') {

      				var desc;

      				if (IsAccessorDescriptor(ToPropertyDescriptor(currentDesc))) {

      					desc = { configurable: false };

      				} else {

      					desc = { configurable: false, writable: false };

      				}

      				DefinePropertyOrThrow(O, k, desc);

      			}

      		});

      	}

      	return true;

      };

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admin move datatable to yarn	r789	'use strict';

		var GetIntrinsic = require('../GetIntrinsic');

		var $SyntaxError = GetIntrinsic('%SyntaxError%');
		var $TypeError = GetIntrinsic('%TypeError%');
		var $preventExtensions = GetIntrinsic('%Object.preventExtensions%');
		var $gOPD = require('../helpers/getOwnPropertyDescriptor');
		var $gOPN = GetIntrinsic('%Object.getOwnPropertyNames%');

		var forEach = require('../helpers/forEach');

		var DefinePropertyOrThrow = require('./DefinePropertyOrThrow');
		var IsAccessorDescriptor = require('./IsAccessorDescriptor');
		var ToPropertyDescriptor = require('./ToPropertyDescriptor');
		var Type = require('./Type');

		// https://www.ecma-international.org/ecma-262/6.0/#sec-setintegritylevel

		module.exports = function SetIntegrityLevel(O, level) {
		if (Type(O) !== 'Object') {
		throw new $TypeError('Assertion failed: Type(O) is not Object');
		}
		if (level !== 'sealed' && level !== 'frozen') {
		throw new $TypeError('Assertion failed: `level` must be `"sealed"` or `"frozen"`');
		}
		if (!$preventExtensions) {
		throw new $SyntaxError('SetIntegrityLevel requires native `Object.preventExtensions` support');
		}
		var status = $preventExtensions(O);
		if (!status) {
		return false;
		}
		if (!$gOPN) {
		throw new $SyntaxError('SetIntegrityLevel requires native `Object.getOwnPropertyNames` support');
		}
		var theKeys = $gOPN(O);
		if (level === 'sealed') {
		forEach(theKeys, function (k) {
		DefinePropertyOrThrow(O, k, { configurable: false });
		});
		} else if (level === 'frozen') {
		forEach(theKeys, function (k) {
		var currentDesc = $gOPD(O, k);
		if (typeof currentDesc !== 'undefined') {
		var desc;
		if (IsAccessorDescriptor(ToPropertyDescriptor(currentDesc))) {
		desc = { configurable: false };
		} else {
		desc = { configurable: false, writable: false };
		}
		DefinePropertyOrThrow(O, k, desc);
		}
		});
		}
		return true;
		};