cafe-grader-web Files · node_modules/es-abstract/2017/RegExpExec.js

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submission report

Commit Description:

submission report

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                    node_modules/es-abstract/2017/RegExpExec.js
                
             | 32 lines
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             | application/javascript 
             | JavascriptLexer
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      'use strict';

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

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

      var regexExec = require('../helpers/callBound')('RegExp.prototype.exec');

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

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

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

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

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

      module.exports = function RegExpExec(R, S) {

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

      		throw new $TypeError('Assertion failed: `R` must be an Object');

      	}

      	if (Type(S) !== 'String') {

      		throw new $TypeError('Assertion failed: `S` must be a String');

      	}

      	var exec = Get(R, 'exec');

      	if (IsCallable(exec)) {

      		var result = Call(exec, R, [S]);

      		if (result === null || Type(result) === 'Object') {

      			return result;

      		}

      		throw new $TypeError('"exec" method must return `null` or an Object');

      	}

      	return regexExec(R, S);

      };

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				'use strict';

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

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

				var regexExec = require('../helpers/callBound')('RegExp.prototype.exec');

				var Call = require('./Call');
				var Get = require('./Get');
				var IsCallable = require('./IsCallable');
				var Type = require('./Type');

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

				module.exports = function RegExpExec(R, S) {
				if (Type(R) !== 'Object') {
				throw new $TypeError('Assertion failed: `R` must be an Object');
				}
				if (Type(S) !== 'String') {
				throw new $TypeError('Assertion failed: `S` must be a String');
				}
				var exec = Get(R, 'exec');
				if (IsCallable(exec)) {
				var result = Call(exec, R, [S]);
				if (result === null \|\| Type(result) === 'Object') {
				return result;
				}
				throw new $TypeError('"exec" method must return `null` or an Object');
				}
				return regexExec(R, S);
				};