fzf/install.ps1

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2020-04-03 08:33:29 +00:00
$version="0.21.1"
if ([Environment]::Is64BitProcess) {
$binary_arch="amd64"
} else {
$binary_arch="386"
}
$fzf_base=Split-Path -Parent $MyInvocation.MyCommand.Definition
function check_binary () {
Write-Host " - Checking fzf executable ... " -NoNewline
$output=cmd /c $fzf_base\bin\fzf.exe --version 2>&1
if (-not $?) {
Write-Host "Error: $output"
$binary_error="Invalid binary"
} else {
$output=(-Split $output)[0]
if ($version -ne $output) {
Write-Host "$output != $version"
$binary_error="Invalid version"
} else {
Write-Host "$output"
$binary_error=""
return 1
}
}
Remove-Item "$fzf_base\bin\fzf.exe"
return 0
}
function download {
param($file)
Write-Host "Downloading bin/fzf ..."
if ("$version" -ne "alpha") {
if (Test-Path "$fzf_base\bin\fzf.exe") {
Write-Host " - Already exists"
if (check_binary) {
return
}
}
}
if (-not (Test-Path "$fzf_base\bin")) {
md "$fzf_base\bin"
}
if (-not $?) {
$binary_error="Failed to create bin directory"
return
}
cd "$fzf_base\bin"
if ("$version" -eq "alpha") {
$url="https://github.com/junegunn/fzf-bin/releases/download/alpha/$file"
} else {
$url="https://github.com/junegunn/fzf-bin/releases/download/$version/$file"
}
$temp=$env:TMP + "\fzf.zip"
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
(New-Object Net.WebClient).DownloadFile($url, $ExecutionContext.SessionState.Path.GetUnresolvedProviderPathFromPSPath("$temp"))
if ($?) {
(Expand-Archive -Path $temp -DestinationPath .); (Remove-Item $temp)
} else {
$binary_error="Failed to download with powershell"
}
if (-not (Test-Path fzf.exe)) {
$binary_error="Failed to download $file"
return
}
check_binary >$null
}
download "fzf-$version-windows_$binary_arch.zip"
Write-Host 'For more information, see: https://github.com/junegunn/fzf'