SingleTasks.json

{
	"version": "0.1.0",
	"command": "${env.windir}\\sysnative\\windowspowershell\\v1.0\\PowerShell.exe",
	"isShellCommand": true,
	"showOutput": "always",
    "args": [
        "-NoProfile", "-ExecutionPolicy", "Bypass"
    ],
    "tasks": [
        {
            "taskName": "Watch",
            "suppressTaskName": true,
            "args": [
                "Write-Host 'Watching';",
                "Import-Module -Name Pester -RequiredVersion 3.4.3 -Force;",
                "Import-Module -Name PowerShellGuard;",
                "(gci \"${workspaceRoot}\\${workspaceRootFolderName}\\*.ps1\" -recurse).Foreach{ New-Guard -Path $_.FullName -TestPath \"${workspaceRoot}\\Tests\\$($_.basename).Tests.ps1\" -TestCommand {Invoke-Pester -PesterOption @{IncludeVSCodeMarker=$true}} -ErrorAction SilentlyContinue};",
                "Wait-Guard"
            ],
            "isBackground": true,
            "problemMatcher": [
                {
                    "owner": "powershell",
                    "fileLocation": "absolute",
                    "pattern": [
                        {
                            "regexp": "^\\s*(\\[-\\]\\s*.*?)(\\d+)ms\\s*$",
                            "message": 1
                        },
                        {
                            "regexp": "^\\s+at\\s+[^,]+,\\s*(.*?):\\s+line\\s+(\\d+)$",
                            "file": 1,
                            "line": 2
                        }
                    ],
                    "watching": {
                        "activeOnStart": true,
                        "beginsPattern": "^Watching$",
                        "endsPattern": "^Passed:\\s(\\d+)\\sFailed:\\s(\\d+)\\sSkipped:\\s(\\d+)\\sPending:\\s(\\d+)\\sInconclusive:\\s(\\d+)\\s$"
                    }
                }
            ]
        }
    ]
}

tasks.json

{
	"version": "0.1.0",
	"command": "${env.windir}\\sysnative\\windowspowershell\\v1.0\\PowerShell.exe",
	"isShellCommand": true,
	"showOutput": "always",
    "args": [
        "-NoProfile", "-ExecutionPolicy", "Bypass"
    ],
    "tasks": [
        {
            "taskName": "Watch",
            "suppressTaskName": true,
            "args": [
                "Write-Host 'Watching';",
                "Import-Module -Name Pester -RequiredVersion 3.4.3 -Force;",
                "Import-Module -Name PowerShellGuard;",
                "New-Guard -Path \"${workspaceRoot}\\${workspaceRootFolderName}\" -MonitorSubdirectories -TestPath \"${workspaceRoot}\\Tests\" -TestCommand {Invoke-Pester -PesterOption @{IncludeVSCodeMarker=$true}} -Wait;"
            ],
            "isBackground": true,
            "problemMatcher": [
                {
                    "owner": "powershell",
                    "fileLocation": "absolute",
                    "pattern": [
                        {
                            "regexp": "^\\s*(\\[-\\]\\s*.*?)(\\d+)ms\\s*$",
                            "message": 1
                        },
                        {
                            "regexp": "^\\s+at\\s+[^,]+,\\s*(.*?):\\s+line\\s+(\\d+)$",
                            "file": 1,
                            "line": 2
                        }
                    ],
                    "watching": {
                        "activeOnStart": true,
                        "beginsPattern": "^Watching$",
                        "endsPattern": "^Passed:\\s(\\d+)\\sFailed:\\s(\\d+)\\sSkipped:\\s(\\d+)\\sPending:\\s(\\d+)\\sInconclusive:\\s(\\d+)\\s$"
                    }
                }
            ]
        }
    ]
}