Intellisense not working for properties of the same type as the class

[Yaekiou]

Prerequisites

• I have written a descriptive issue title.
• I have searched all open and closed issues to ensure it has not already been reported.
• I have read the troubleshooting guide.
• I am sure this issue is with the extension itself and does not reproduce in a standalone PowerShell instance.
• I have verified that I am using the latest version of Visual Studio Code and the PowerShell extension.
• If this is a security issue, I have read the security issue reporting guidance.

Summary

Intellisense not working for properties of the same type as the class

PowerShell Version

PS> $PSVersionTable; $Host

Name                           Value
----                           -----
PSVersion                      7.4.1
PSEdition                      Core
GitCommitId                    7.4.1
OS                             Microsoft Windows 10.0.19045
Platform                       Win32NT
PSCompatibleVersions           {1.0, 2.0, 3.0, 4.0…}       
PSRemotingProtocolVersion      2.3
SerializationVersion           1.1.0.1
WSManStackVersion              3.0

Name             : Visual Studio Code Host
Version          : 2024.0.0
InstanceId       : 4136162e-f7f8-42c2-8765-d2d8b5c350b3
UI               : System.Management.Automation.Internal.Host.InternalHostUserInterface
CurrentCulture   : zh-HK
CurrentUICulture : zh-TW
PrivateData      : Microsoft.PowerShell.ConsoleHost+ConsoleColorProxy
DebuggerEnabled  : True
IsRunspacePushed : False
Runspace         : System.Management.Automation.Runspaces.LocalRunspace

Visual Studio Code Version

1.88.0

Extension Version

v2024.0.0

Steps to Reproduce

class Command {
    [string[]]$Name
    [Command[]]$Subcommands
}

$abc = [Command]::new()

# No suggestions on <ctrl+space>
$abc.Subcommands.

Visuals

Logs

No response

[andyleejordan]

Have you sourced your script into the extension terminal?

[Yaekiou]

Thank you. Intellisense is working after I sourced my script.