Permalink
Cannot retrieve contributors at this time
65 lines (53 sloc)
1.91 KB
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
codeql-action/node_modules/functions-have-names/test/index.js
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
'use strict'; | |
var test = require('tape'); | |
var hasNames = require('../'); | |
test('named functions', function (t) { | |
function f() {} // eslint-disable-line func-style | |
var g = function h() {}; | |
t.equal(typeof hasNames, 'function', 'is a function'); | |
t.equal(hasNames(), f.name === 'f' && g.name === 'h', 'functions have names or not as expected'); | |
t.end(); | |
}); | |
var oDP = Object.defineProperty; | |
if (oDP) { | |
try { | |
oDP({}, 'a', { value: 1 }); | |
} catch (e) { | |
oDP = null; | |
} | |
} | |
test('functionsHaveConfigurableNames', function (t) { | |
t.equal(typeof hasNames.functionsHaveConfigurableNames, 'function', 'is a function'); | |
if (hasNames()) { | |
var fn = function f() {}; | |
if (oDP) { | |
try { | |
oDP(fn, 'name', { configurable: true, value: 'foo' }); | |
} catch (e) {} | |
if (fn.name === 'f') { | |
t.equal(hasNames.functionsHaveConfigurableNames(), false, 'function names are not configurable'); | |
} else if (fn.name === 'foo') { | |
t.equal(hasNames.functionsHaveConfigurableNames(), true, 'function names are not configurable'); | |
} else { | |
t.fail('functions have names, but something surprising has happened. Please report this!'); | |
} | |
} else { | |
t.equal(hasNames.functionsHaveConfigurableNames(), false, 'function names are not configurable'); | |
} | |
} else { | |
t.equal(hasNames.functionsHaveConfigurableNames(), false, 'functions do not have names'); | |
} | |
t.end(); | |
}); | |
test('boundFunctionsHaveNames', function (t) { | |
t.equal(typeof hasNames.boundFunctionsHaveNames, 'function', 'is a function'); | |
var fn = function f() {}; | |
if (typeof fn.bind !== 'function') { | |
t.equal(hasNames.boundFunctionsHaveNames(), false, 'bound functions do not have names, because .bind does not exist'); | |
} else if (hasNames()) { | |
t.equal(hasNames.boundFunctionsHaveNames(), fn.bind().name !== '', 'bound functions have names'); | |
} else { | |
t.equal(hasNames.boundFunctionsHaveNames(), false, 'bound functions do not have names, because none do'); | |
} | |
t.end(); | |
}); |