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safer-eval

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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

    createContext = _require.createContext,

* const {SaferEval} = require('safer-eval')

* let res1 = safer.runInContext('new Date('1970-01-01')')

* let res2 = safer.runInContext('new Date('1970-07-01')')

  * @param {Object} [context] - allowed context

  * @param {Object} [options] - options for `vm.runInContext`

    // define disallowed objects in context

    var __context = createContext(); // apply "allowed" context vars

    this._context = vm.createContext(__context);

  * @param {String} code - a string containing javascript code

        throw new TypeError('not a string');

      return vm.runInContext('(function () {"use strict"; return ' + code + '})()', this._context, this._options);

      var src = 'Object.constructor = function () {};\n';

      return vm.runInContext('(function () {"use strict"; ' + src + '})()', this._context, this._options);

* In node the `vm` module is used to sandbox the evaluation of `code`.

* `context` allows the definition of passed in Objects into the sandbox.

* Take care, injected `code` can overwrite those passed context props!

* Check the tests under "harmful context"!

* @param {String} code - a string containing javascript code

* @param {Object} [context] - define globals, properties for evaluation context

* var code = `{d: new Date('1970-01-01'), b: new Buffer('data')}`

* var res = saferEval(code, {Buffer: Buffer})

* // => toString.call(res.d) = '[object Date]'

* // => toString.call(res.b) = '[object Buffer]'

  return new SaferEval(context).runInContext(code);

    "url": "https://github.com/commenthol/safer-eval/issues"

    "url": "https://github.com/commenthol/safer-eval.git"

  "author": "commenthol <commenthol@gmail.com>",

    "all": "npm run clean && npm run lint && npm run transpile && npm test",

    "coverage": "nyc -r html -r text npm test",

    "zuul": "zuul --no-coverage --local 3000 -- test/*.js"

const { createContext, allow } = require('./common')

    this._context = vm.createContext(__context)

      throw new TypeError('not a string')

    let src = 'Object.constructor = function () {};\n'

      '(function () {"use strict"; return ' + code + '})()',

      '(function () {"use strict"; ' + src + '})()',

  return new SaferEval(context).runInContext(code)

		{
		"name": "safer-eval",
		"version": "1.3.1",
		"version": "1.3.2",
		"description": "a safer eval",
		@@ -44,3 +44,3 @@ "keywords": [
		"babel-loader": "^8.0.4",
		"eslint": "^5.11.1",
		"eslint": "^5.15.1",
		"eslint-config-standard": "^12.0.0",
		@@ -51,5 +51,4 @@ "eslint-plugin-import": "^2.14.0",
		"eslint-plugin-standard": "^4.0.0",
		"karma": "^4.0.0",
		"karma": "^4.0.1",
		"karma-chrome-launcher": "^2.0.0",
		"karma-coverage": "^1.1.1",
		"karma-firefox-launcher": "^1.0.0",
		@@ -63,3 +62,5 @@ "karma-mocha": "^1.3.0",
		"rimraf": "^2.5.4",
		"webpack": "^4.28.3",
		"webpack": "^4.29.6"
		},
		"_devDependencies": {
		"zuul": "^3.11.1"
		@@ -66,0 +67,0 @@ },

		@@ -60,3 +60,5 @@ /**

		return vm.runInContext('(function () {"use strict"; return ' + code + '})()', this._context, this._options);
		var src = 'Object.constructor = function () {};\n';
		src += 'return ' + code + ';\n';
		return vm.runInContext('(function () {"use strict"; ' + src + '})()', this._context, this._options);
		}
		@@ -63,0 +65,0 @@ }]);

		@@ -43,4 +43,7 @@ /**
		}
		let src = 'Object.constructor = function () {};\n'
		src += 'return ' + code + ';\n'

		return vm.runInContext(
		'(function () {"use strict"; return ' + code + '})()',
		'(function () {"use strict"; ' + src + '})()',
		this._context,
		@@ -47,0 +50,0 @@ this._options

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