Invalid JSON parsed without exception

[majkinetor]

Prerequisites

• Write a descriptive title.
• Make sure you are able to repro it on the latest released version
• Search the existing issues.
• Refer to the FAQ.
• Refer to Differences between Windows PowerShell 5.1 and PowerShell.

Steps to reproduce

$s = '
{
    "foo": "bar",
    "baz": ,
    "foo2": 10
}'
ConvertFrom-Json $s

Expected behavior

Something like jslint or at least throwing.

Error: Parse error on line 4:
...: "bar",    "baz": ,    "foo2": 10}
----------------------^
Expecting 'STRING', 'NUMBER', 'NULL', 'TRUE', 'FALSE', '{', '[', got ','

Actual behavior

pwsh output:

foo baz foo2
--- --- ----
bar       10

powershell output

ConvertFrom-Json : Invalid JSON primitive: .

Error details

No response

Environment data

> $PSVersionTable

Name                           Value
----                           -----
PSVersion                      7.2.1
PSEdition                      Core
GitCommitId                    7.2.1
OS                             Microsoft Windows 10.0.19044
Platform                       Win32NT
PSCompatibleVersions           {1.0, 2.0, 3.0, 4.0…}
PSRemotingProtocolVersion      2.3
SerializationVersion           1.1.0.1
WSManStackVersion              3.0

Visuals

No response

[majkinetor]

Its still a bug on PowerShell 7.3.8.