PSFzf.Git.ps1
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$script:GitKeyHandlers = @() $script:foundGit = $false $script:bashPath = $null $script:grepPath = $null if ($PSVersionTable.PSEdition -eq 'Core') { $script:pwshExec = "pwsh" } else { $script:pwshExec = "powershell" } function Get-GitFzfArguments() { # take from https://github.com/junegunn/fzf-git.sh/blob/f72ebd823152fa1e9b000b96b71dd28717bc0293/fzf-git.sh#L89 return @{ Ansi = $true Layout = "reverse" Multi = $true Height = '50%' MinHeight = 20 Border = $true Color = 'header:italic:underline' PreviewWindow = 'right,50%,border-left' Bind = @('ctrl-/:change-preview-window(down,50%,border-top|hidden|)') } } function SetupGitPaths() { if (-not $script:foundGit) { if ($IsLinux -or $IsMacOS) { # TODO: not tested on Mac $script:foundGit = $null -ne $(Get-Command git -ErrorAction SilentlyContinue) $script:bashPath = 'bash' $script:grepPath = 'grep' } else { $gitInfo = Get-Command git.exe -ErrorAction SilentlyContinue $script:foundGit = $null -ne $gitInfo if ($script:foundGit) { $gitPathLong = Split-Path (Split-Path $gitInfo.Source -Parent) -Parent # hack to get short path: $a = New-Object -ComObject Scripting.FileSystemObject $f = $a.GetFolder($gitPathLong) $script:bashPath = Join-Path $f.ShortPath "bin\bash.exe" $script:bashPath = Resolve-Path $script:bashPath $script:grepPath = Join-Path ${gitPathLong} "usr\bin\grep.exe" } } } return $script:foundGit } function SetGitKeyBindings($enable) { if ($enable) { if (-not $(SetupGitPaths)) { Write-Error "Failed to register git key bindings - git executable not found" return } if (Get-Command Set-PSReadLineKeyHandler -ErrorAction SilentlyContinue) { @('ctrl+g,ctrl+f', 'Select Git files via fzf', { Invoke-PsFzfGitFiles }), ` @('ctrl+g,ctrl+h', 'Select Git hashes via fzf', { Invoke-PsFzfGitHashes }), ` @('ctrl+g,ctrl+b', 'Select Git branches via fzf', { Invoke-PsFzfGitBranches }), ` @('ctrl+g,ctrl+t', 'Select Git tags via fzf', { Invoke-PsFzfGitTags }), ` @('ctrl+g,ctrl+s', 'Select Git stashes via fzf', { Invoke-PsFzfGitStashes }) ` | ForEach-Object { $script:GitKeyHandlers += $_[0] Set-PSReadLineKeyHandler -Chord $_[0] -Description $_[1] -ScriptBlock $_[2] } } else { Write-Error "Failed to register git key bindings - PSReadLine module not loaded" return } } } function RemoveGitKeyBindings() { $script:GitKeyHandlers | ForEach-Object { Remove-PSReadLineKeyHandler -Chord $_ } } function IsInGitRepo() { git rev-parse HEAD 2>&1 | Out-Null return $? } function Get-ColorAlways($setting = ' --color=always') { if ($RunningInWindowsTerminal -or -not $IsWindowsCheck) { return $setting } else { return '' } } function Get-HeaderStrings() { $header = "CTRL-A (Select all) / CTRL-D (Deselect all) / CTRL-T (Toggle all)" $keyBinds = 'ctrl-a:select-all,ctrl-d:deselect-all,ctrl-t:toggle-all' return $Header, $keyBinds } function Invoke-PsFzfGitFiles() { if (-not (IsInGitRepo)) { return } if (-not $(SetupGitPaths)) { Write-Error "git executable could not be found" return } $previewCmd = "${script:bashPath} \""" + $(Join-Path $PsScriptRoot 'helpers/PsFzfGitFiles-Preview.sh') + "\"" {-1}" + $(Get-ColorAlways) + " \""$($pwd.ProviderPath)\""" $result = @() $headerStrings = Get-HeaderStrings $gitCmdsHeader = "`nALT-S (Git add) / ALT-R (Git reset)" $headerStr = $headerStrings[0] + $gitCmdsHeader + "`n`n" $statusCmd = "git $(Get-ColorAlways '-c color.status=always') status --short" $reloadBindCmd = "reload($statusCmd)" $stageScriptPath = Join-Path $PsScriptRoot 'helpers/PsFzfGitFiles-GitAdd.sh' $gitStageBind = "alt-s:execute-silent(" + """${script:bashPath}"" '${stageScriptPath}' {+2..})+down+${reloadBindCmd}" $resetScriptPath = Join-Path $PsScriptRoot 'helpers/PsFzfGitFiles-GitReset.sh' $gitResetBind = "alt-r:execute-silent(" + """${script:bashPath}"" '${resetScriptPath}' {+2..})+down+${reloadBindCmd}" $fzfArguments = Get-GitFzfArguments $fzfArguments['Bind'] += $headerStrings[1], $gitStageBind, $gitResetBind Invoke-Expression "& $statusCmd" | ` Invoke-Fzf @fzfArguments ` -Prompt '📁 Files> ' ` -Preview "$previewCmd" -Header $headerStr | ` foreach-object { $result += $_.Substring('?? '.Length) } InvokePromptHack if ($result.Length -gt 0) { $result = $result -join " " [Microsoft.PowerShell.PSConsoleReadLine]::Insert($result) } } function Invoke-PsFzfGitHashes() { if (-not (IsInGitRepo)) { return } if (-not $(SetupGitPaths)) { Write-Error "git executable could not be found" return } $previewCmd = "${script:bashPath} \""" + $(Join-Path $PsScriptRoot 'helpers/PsFzfGitHashes-Preview.sh') + "\"" {}" + $(Get-ColorAlways) + " \""$pwd\""" $result = @() $fzfArguments = Get-GitFzfArguments & git log --date=short --format="%C(green)%C(bold)%cd %C(auto)%h%d %s (%an)" $(Get-ColorAlways).Trim() --graph | ` Invoke-Fzf @fzfArguments -NoSort ` -Prompt '🍡 Hashes> ' ` -Preview "$previewCmd" | ForEach-Object { if ($_ -match '\d\d-\d\d-\d\d\s+([a-f0-9]+)\s+') { $result += $Matches.1 } } InvokePromptHack if ($result.Length -gt 0) { $result = $result -join " " [Microsoft.PowerShell.PSConsoleReadLine]::Insert($result) } } function Invoke-PsFzfGitBranches() { if (-not (IsInGitRepo)) { return } if (-not $(SetupGitPaths)) { Write-Error "git executable could not be found" return } $fzfArguments = Get-GitFzfArguments $fzfArguments['PreviewWindow'] = 'down,border-top,40%' $fzfArguments['Bind'] += 'ctrl-/:change-preview-window(down,70%|hidden|)' $previewCmd = "${script:bashPath} \""" + $(Join-Path $PsScriptRoot 'helpers/PsFzfGitBranches-Preview.sh') + "\"" {}" $result = @() # use pwsh to prevent bash from trying to write to host output: $branches = & $script:pwshExec -NoProfile -NonInteractive -Command "& ${script:bashPath} '$(Join-Path $PsScriptRoot 'helpers/PsFzfGitBranches.sh')' branches" $branches | Invoke-Fzf @fzfArguments -Preview "$previewCmd" -Prompt '🌲 Branches> ' -HeaderLines 2 -Tiebreak begin -ReverseInput | ` ForEach-Object { $result += $($_.Substring('* '.Length) -split ' ')[0] } InvokePromptHack if ($result.Length -gt 0) { $result = $result -join " " [Microsoft.PowerShell.PSConsoleReadLine]::Insert($result) } } function Invoke-PsFzfGitTags() { if (-not (IsInGitRepo)) { return } if (-not $(SetupGitPaths)) { Write-Error "git executable could not be found" return } $fzfArguments = Get-GitFzfArguments $fzfArguments['PreviewWindow'] = 'right,70%' $previewCmd = "git show --color=always {}" $result = @() git tag --sort -version:refname | Invoke-Fzf @fzfArguments -Preview "$previewCmd" -Prompt '📛 Tags> ' | ` ForEach-Object { $result += $_ } InvokePromptHack if ($result.Length -gt 0) { $result = $result -join " " [Microsoft.PowerShell.PSConsoleReadLine]::Insert($result) } } function Invoke-PsFzfGitStashes() { if (-not (IsInGitRepo)) { return } if (-not $(SetupGitPaths)) { Write-Error "git executable could not be found" return } $fzfArguments = Get-GitFzfArguments $fzfArguments['Bind'] += 'ctrl-x:execute-silent(git stash drop {1})+reload(git stash list)' $header = "CTRL-X (drop stash)`n`n" $previewCmd = 'git show --color=always {1}' $result = @() git stash list --color=always | Invoke-Fzf @fzfArguments -Header $header -Delimiter ':' -Preview "$previewCmd" -Prompt '🥡 Stashes> ' | ` ForEach-Object { $result += $_.Split(':')[0] } InvokePromptHack if ($result.Length -gt 0) { $result = $result -join " " [Microsoft.PowerShell.PSConsoleReadLine]::Insert("""$result""") } } |