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node_modules/es-abstract/2017/DeletePropertyOrThrow.js

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+'use strict';
+
+var $TypeError = require('es-errors/type');
+var isObject = require('es-object-atoms/isObject');
+
+var isPropertyKey = require('../helpers/isPropertyKey');
+
+// https://262.ecma-international.org/6.0/#sec-deletepropertyorthrow
+
+module.exports = function DeletePropertyOrThrow(O, P) {
+	if (!isObject(O)) {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+
+	if (!isPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: P is not a Property Key');
+	}
+
+	// eslint-disable-next-line no-param-reassign
+	var success = delete O[P];
+	if (!success) {
+		throw new $TypeError('Attempt to delete property failed.');
+	}
+	return success;
+};