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Configuration error
Configuration error
| ; | |
| var functionsHaveNames = function functionsHaveNames() { | |
| return typeof function f() {}.name === 'string'; | |
| }; | |
| var gOPD = Object.getOwnPropertyDescriptor; | |
| if (gOPD) { | |
| try { | |
| gOPD([], 'length'); | |
| } catch (e) { | |
| // IE 8 has a broken gOPD | |
| gOPD = null; | |
| } | |
| } | |
| functionsHaveNames.functionsHaveConfigurableNames = function functionsHaveConfigurableNames() { | |
| if (!functionsHaveNames() || !gOPD) { | |
| return false; | |
| } | |
| var desc = gOPD(function () {}, 'name'); | |
| return !!desc && !!desc.configurable; | |
| }; | |
| var $bind = Function.prototype.bind; | |
| functionsHaveNames.boundFunctionsHaveNames = function boundFunctionsHaveNames() { | |
| return functionsHaveNames() && typeof $bind === 'function' && function f() {}.bind().name !== ''; | |
| }; | |
| module.exports = functionsHaveNames; | |