err.js
1.5 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
var test = require('tape');
var ErrorWithCause = require('error-cause/Error');
var inspect = require('../');
test('type error', function (t) {
t.plan(1);
var aerr = new TypeError();
aerr.foo = 555;
aerr.bar = [1, 2, 3];
var berr = new TypeError('tuv');
berr.baz = 555;
var cerr = new SyntaxError();
cerr.message = 'whoa';
cerr['a-b'] = 5;
var withCause = new ErrorWithCause('foo', { cause: 'bar' });
var withCausePlus = new ErrorWithCause('foo', { cause: 'bar' });
withCausePlus.foo = 'bar';
var withUndefinedCause = new ErrorWithCause('foo', { cause: undefined });
var withEnumerableCause = new Error('foo');
withEnumerableCause.cause = 'bar';
var obj = [
new TypeError(),
new TypeError('xxx'),
aerr,
berr,
cerr,
withCause,
withCausePlus,
withUndefinedCause,
withEnumerableCause
];
t.equal(inspect(obj), '[ ' + [
'[TypeError]',
'[TypeError: xxx]',
'{ [TypeError] foo: 555, bar: [ 1, 2, 3 ] }',
'{ [TypeError: tuv] baz: 555 }',
'{ [SyntaxError: whoa] message: \'whoa\', \'a-b\': 5 }',
'cause' in Error.prototype ? '[Error: foo]' : '{ [Error: foo] [cause]: \'bar\' }',
'{ [Error: foo] ' + ('cause' in Error.prototype ? '' : '[cause]: \'bar\', ') + 'foo: \'bar\' }',
'cause' in Error.prototype ? '[Error: foo]' : '{ [Error: foo] [cause]: undefined }',
'{ [Error: foo] cause: \'bar\' }'
].join(', ') + ' ]');
});