async.ps1
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# kill any existing jobs on startup Get-Job Pure__* | Where {$_.State -eq 'Completed' -or $_.State -eq 'Stopped'} | Remove-Job function asyncGitFetch() { # return early if we've fetched recently if (Get-Job Pure__* | Where PSBeginTime -ge ((Get-Date) - $pure.FetchInterval)) { return } # clean up any existing jobs else { Get-Job Pure__* | Where { $_.State -eq 'Completed' -or $_.State -eq 'Stopped' } | Remove-Job } # check that we're actually in a git directory if ($gitStatus = Get-GitStatus) { $null = Start-Job -Name "Pure__GitFetch" -ScriptBlock { param($gitDir) git -C $gitDir fetch # no need to actually do anything here. if the status changed # then it should get picked up by the listener } -ArgumentList $gitStatus.GitDir } } function UpdateStatus() { $pure._state.isPending = $true $null = Register-EngineEvent -SourceIdentifier PowerShell.OnIdle -MaxTriggerCount 1 -Action { $newStatus = &$Global:pure._functions.getStatus if (diff $Global:pure._state.status.values $newStatus.values) { $Global:pure._state.status = $newStatus [Microsoft.PowerShell.PSConsoleReadLine]::InvokePrompt() } $pure._state.isPending = $false } } $Script:UpdateOnChange = { if ( $pure._state.isPending -or $Event.SourceEventArgs.Name -eq '.git' -or $Event.SourceEventArgs.Name -like '.git*.lock') { return } &$Global:pure._functions.updateStatus } |