mirror of
https://github.com/dexoron/dcr.git
synced 2026-10-21 12:38:30 +00:00
feat: add dcrup (sh/ps1/cmd) and fix cross-platform unit tests
This commit is contained in:
367
dcrup.ps1
Normal file
367
dcrup.ps1
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@@ -0,0 +1,367 @@
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#Requires -Version 5.1
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$ErrorActionPreference = 'Stop'
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$DcrupHome = if ($env:DCRUP_HOME) { $env:DCRUP_HOME } else { Join-Path $env:USERPROFILE '.dcr' }
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$DcrupBin = if ($env:DCRUP_BIN) { $env:DCRUP_BIN } else { Join-Path $DcrupHome 'bin' }
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$DcrupTc = Join-Path $DcrupHome 'toolchains'
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$DcrupMeta = Join-Path $DcrupHome 'meta'
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$RepoUrl = if ($env:DCRUP_REPO) { $env:DCRUP_REPO } else { 'https://github.com/dexoron/dcr' }
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$ApiLatest = 'https://api.github.com/repos/dexoron/dcr/releases/latest'
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$ApiAll = 'https://api.github.com/repos/dexoron/dcr/releases'
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$Features = if ($env:DCR_FEATURES) { $env:DCR_FEATURES } else { 'archive' }
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function Info($m) { Write-Host "[dcrup] $m" -ForegroundColor Cyan }
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function Ok($m) { Write-Host "[ok] $m" -ForegroundColor Green }
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function Warn($m) { Write-Host "[warn] $m" -ForegroundColor Yellow }
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function Die($m) { Write-Host "[error] $m" -ForegroundColor Red; exit 1 }
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function Show-Usage {
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@'
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dcrup — install and switch DCR versions (Windows)
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Usage:
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dcrup install <spec> [--build|--release] [--force]
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dcrup default <spec>
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dcrup update
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dcrup list
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dcrup show
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dcrup which
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dcrup uninstall [<spec>|--all]
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dcrup self-install [--to DIR]
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dcrup help
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Spec:
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stable | dev | night
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VERSION → VERSION@stable (e.g. 0.8.2)
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VERSION@stable
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VERSION@dev
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night → always build from branch "dev" HEAD
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Modes:
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--release download GitHub Release binary (default for stable/dev)
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--build cargo build --release --features archive
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night always --build (prebuilt not available)
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Env:
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DCRUP_HOME default ~/.dcr
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DCRUP_BIN default $DCRUP_HOME/bin
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DCR_FEATURES default archive
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DCRUP_REPO git/GitHub repo URL
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'@ | Write-Host
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}
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function Ensure-Dirs {
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New-Item -ItemType Directory -Force -Path $DcrupTc, $DcrupBin, $DcrupMeta | Out-Null
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}
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function Get-Target {
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$arch = $env:PROCESSOR_ARCHITECTURE
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if ($env:PROCESSOR_ARCHITEW6432) { $arch = $env:PROCESSOR_ARCHITEW6432 }
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switch ($arch) {
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'AMD64' { return 'x86_64-pc-windows-msvc' }
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'ARM64' { return 'aarch64-pc-windows-msvc' }
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'x86' { return 'i686-pc-windows-msvc' }
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default { Die "unsupported arch: $arch" }
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}
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}
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function Normalize-Version([string]$v) {
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if ($v.StartsWith('v')) { return $v.Substring(1) }
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return $v
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}
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function Parse-Spec([string]$raw) {
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$script:SpecRaw = $raw
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$script:SpecChannel = $null
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$script:SpecVersion = $null
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$script:SpecFloating = $false
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if ($raw -in @('stable', 'dev', 'night')) {
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$script:SpecChannel = $raw
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$script:SpecFloating = $true
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return
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}
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if ($raw -match '^(.*)@(.*)$') {
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$script:SpecVersion = Normalize-Version $Matches[1]
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$script:SpecChannel = $Matches[2]
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if ($script:SpecChannel -eq 'night') { Die 'cannot pin version on night' }
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if ($script:SpecChannel -notin @('stable', 'dev')) { Die "unknown channel: $($script:SpecChannel)" }
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return
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}
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$script:SpecVersion = Normalize-Version $raw
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$script:SpecChannel = 'stable'
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}
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function Toolchain-Id([string]$extra = '') {
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if ($script:SpecChannel -eq 'night') {
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return "night-$extra"
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}
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if ($script:SpecFloating) {
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return "$($script:SpecChannel)-$extra"
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}
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return "$($script:SpecVersion)-$($script:SpecChannel)"
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}
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function Active-Path { Join-Path $DcrupMeta 'active' }
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function Read-Active {
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$p = Active-Path
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if (Test-Path $p) { return (Get-Content $p -Raw).Trim() }
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return $null
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}
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function Write-Active([string]$id) {
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Set-Content -Path (Active-Path) -Value $id -NoNewline
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}
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function Link-Default([string]$id) {
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$src = Join-Path (Join-Path $DcrupTc $id) 'dcr.exe'
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if (-not (Test-Path $src)) { Die "toolchain not installed: $id" }
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$dst = Join-Path $DcrupBin 'dcr.exe'
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Copy-Item $src $dst -Force
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Write-Active $id
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Ok "default → $id ($dst)"
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}
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function Fetch-Release($channel, $version) {
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if ($version) {
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return Invoke-RestMethod -Uri "https://api.github.com/repos/dexoron/dcr/releases/tags/v$version"
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}
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if ($channel -eq 'dev') {
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$all = Invoke-RestMethod -Uri $ApiAll
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$pre = $all | Where-Object { $_.prerelease } | Select-Object -First 1
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if (-not $pre) { Die 'no prerelease (dev) found' }
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return $pre
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}
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return Invoke-RestMethod -Uri $ApiLatest
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}
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function Install-Prebuilt([switch]$Force) {
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$triple = Get-Target
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$rel = Fetch-Release $script:SpecChannel $script:SpecVersion
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$tag = $rel.tag_name
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$ver = Normalize-Version $tag
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$assetName = "dcr-$triple-$ver.exe"
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$asset = $rel.assets | Where-Object { $_.name -eq $assetName } | Select-Object -First 1
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if (-not $asset) { Die "asset not found: $assetName" }
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$id = if ($script:SpecFloating) { Toolchain-Id $ver } else { Toolchain-Id }
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$dest = Join-Path $DcrupTc $id
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$bin = Join-Path $dest 'dcr.exe'
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if ((Test-Path $bin) -and -not $Force) {
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Ok "already installed: $id"
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Link-Default $id
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return
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}
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Ensure-Dirs
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New-Item -ItemType Directory -Force -Path $dest | Out-Null
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Info "downloading $assetName …"
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Invoke-WebRequest -Uri $asset.browser_download_url -OutFile $bin
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@"
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channel=$($script:SpecChannel)
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version=$ver
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tag=$tag
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source=release
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triple=$triple
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"@ | Set-Content (Join-Path $dest 'dcrup-meta')
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Ok "installed prebuilt $id"
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Link-Default $id
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}
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function Install-Build([switch]$Force) {
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if (-not (Get-Command git -ErrorAction SilentlyContinue)) { Die 'git not found' }
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if (-not (Get-Command cargo -ErrorAction SilentlyContinue)) { Die 'cargo not found' }
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$tmp = Join-Path $env:TEMP ("dcrup-" + [guid]::NewGuid().ToString('N'))
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New-Item -ItemType Directory -Path $tmp | Out-Null
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try {
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$src = Join-Path $tmp 'src'
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if ($script:SpecChannel -eq 'night') {
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Info "cloning dev for night …"
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git clone --depth 1 --branch dev $RepoUrl $src 2>$null
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if ($LASTEXITCODE -ne 0) { git clone --depth 1 $RepoUrl $src | Out-Null }
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$sha = (git -C $src rev-parse --short HEAD).Trim()
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$id = Toolchain-Id $sha
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$ver = 'night'
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} elseif ($script:SpecFloating) {
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$rel = Fetch-Release $script:SpecChannel $null
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$tag = $rel.tag_name
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$ver = Normalize-Version $tag
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$id = Toolchain-Id $ver
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Info "cloning $tag …"
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git clone --depth 1 --branch $tag $RepoUrl $src 2>$null
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if ($LASTEXITCODE -ne 0) {
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git clone --depth 1 $RepoUrl $src | Out-Null
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git -C $src fetch --depth 1 origin "refs/tags/${tag}:refs/tags/${tag}"
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git -C $src checkout $tag
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}
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$sha = (git -C $src rev-parse --short HEAD).Trim()
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} else {
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$tag = "v$($script:SpecVersion)"
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$ver = $script:SpecVersion
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$id = Toolchain-Id
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Info "cloning $tag …"
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git clone --depth 1 --branch $tag $RepoUrl $src 2>$null
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if ($LASTEXITCODE -ne 0) {
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git clone --depth 1 $RepoUrl $src | Out-Null
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git -C $src fetch --depth 1 origin "refs/tags/${tag}:refs/tags/${tag}"
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git -C $src checkout $tag
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}
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$sha = (git -C $src rev-parse --short HEAD).Trim()
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}
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$dest = Join-Path $DcrupTc $id
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$bin = Join-Path $dest 'dcr.exe'
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if ((Test-Path $bin) -and -not $Force) {
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Ok "already installed: $id"
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Link-Default $id
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return
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}
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$triple = Get-Target
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Info "building release (features: $Features) …"
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Push-Location $src
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cargo build --release --features $Features --target $triple
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if ($LASTEXITCODE -ne 0) { Die 'cargo build failed' }
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Pop-Location
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New-Item -ItemType Directory -Force -Path $dest | Out-Null
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Copy-Item (Join-Path $src "target\$triple\release\dcr.exe") $bin -Force
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@"
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channel=$($script:SpecChannel)
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version=$ver
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git=$sha
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source=build
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features=$Features
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"@ | Set-Content (Join-Path $dest 'dcrup-meta')
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Ok "installed build $id"
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Link-Default $id
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} finally {
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Remove-Item -Recurse -Force $tmp -ErrorAction SilentlyContinue
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}
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}
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function Ensure-UserPath {
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$userPath = [Environment]::GetEnvironmentVariable('Path', 'User')
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if (-not $userPath) { $userPath = '' }
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if (-not ($userPath -split ';' | Where-Object { $_ -eq $DcrupBin })) {
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$new = if ($userPath) { "$userPath;$DcrupBin" } else { $DcrupBin }
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[Environment]::SetEnvironmentVariable('Path', $new, 'User')
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$env:Path = "$env:Path;$DcrupBin"
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Warn "added to user PATH: $DcrupBin (restart shell if needed)"
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}
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}
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function Install-CmdShim {
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$cmd = Join-Path $DcrupBin 'dcrup.cmd'
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$ps1 = Join-Path $DcrupBin 'dcrup.ps1'
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@"
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@echo off
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setlocal
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powershell -NoProfile -ExecutionPolicy Bypass -File "%~dp0dcrup.ps1" %*
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"@ | Set-Content -Path $cmd -Encoding ASCII
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if (-not (Test-Path $ps1)) {
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Copy-Item $PSCommandPath $ps1 -Force
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}
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}
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function Cmd-Install {
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param([string[]]$Args)
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$mode = 'release'
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$force = $false
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$spec = $null
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foreach ($a in $Args) {
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switch -Regex ($a) {
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'^--build$' { $mode = 'build'; continue }
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'^--release$' { $mode = 'release'; continue }
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'^--force$' { $force = $true; continue }
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'^-' { Die "unknown flag: $a" }
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default {
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if ($spec) { Die "unexpected: $a" }
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$spec = $a
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}
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}
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}
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if (-not $spec) { Die 'usage: dcrup install <spec> [--build|--release] [--force]' }
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Parse-Spec $spec
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Ensure-Dirs
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if ($script:SpecChannel -eq 'night') { $mode = 'build' }
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Info "install spec=$spec channel=$($script:SpecChannel) mode=$mode"
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if ($mode -eq 'build') { Install-Build -Force:$force } else { Install-Prebuilt -Force:$force }
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Ensure-UserPath
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Install-CmdShim
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}
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function Cmd-List {
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Ensure-Dirs
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$active = Read-Active
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Get-ChildItem $DcrupTc -Directory -ErrorAction SilentlyContinue | ForEach-Object {
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$mark = if ($_.Name -eq $active) { ' *' } else { ' ' }
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Write-Host "$mark $($_.Name)"
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}
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}
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function Cmd-Show {
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Ensure-Dirs
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Write-Host "DCRUP_HOME=$DcrupHome"
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Write-Host "DCRUP_BIN=$DcrupBin"
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Write-Host "active=$(Read-Active)"
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$exe = Join-Path $DcrupBin 'dcr.exe'
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if (Test-Path $exe) { & $exe --version }
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}
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function Cmd-SelfInstall {
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Ensure-Dirs
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Copy-Item $PSCommandPath (Join-Path $DcrupBin 'dcrup.ps1') -Force
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Install-CmdShim
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Ensure-UserPath
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Ok "dcrup installed to $DcrupBin (use: dcrup …)"
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}
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$cmd = if ($args.Count -ge 1) { $args[0] } else { 'help' }
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$rest = @()
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if ($args.Count -gt 1) { $rest = $args[1..($args.Count - 1)] }
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switch ($cmd) {
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{ $_ -in @('help', '-h', '--help') } { Show-Usage }
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'install' { Cmd-Install $rest }
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'list' { Cmd-List }
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'show' { Cmd-Show }
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'which' {
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$p = Join-Path $DcrupBin 'dcr.exe'
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if (Test-Path $p) { $p } else { Die 'dcr not installed' }
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}
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'default' {
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if ($rest.Count -ne 1) { Die 'usage: dcrup default <spec>' }
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Parse-Spec $rest[0]
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if ($script:SpecFloating -or $script:SpecChannel -eq 'night') {
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$id = Get-ChildItem $DcrupTc -Directory |
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Where-Object { $_.Name -like "$($script:SpecChannel)-*" } |
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Sort-Object Name | Select-Object -Last 1
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if (-not $id) { Die "not installed: $($rest[0])" }
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Link-Default $id.Name
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} else {
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Link-Default (Toolchain-Id)
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}
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}
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'update' {
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$a = Read-Active
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if (-not $a) { Die 'no active toolchain' }
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if ($a -like 'night-*') { Cmd-Install @('night', '--build', '--force') }
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elseif ($a -like 'stable-*') { Cmd-Install @('stable', '--force') }
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elseif ($a -like 'dev-*') { Cmd-Install @('dev', '--force') }
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else { Ok "pinned $a — install a newer version explicitly" }
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}
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'uninstall' {
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if ($rest -contains '--all') {
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Remove-Item -Recurse -Force $DcrupTc -ErrorAction SilentlyContinue
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Remove-Item (Join-Path $DcrupBin 'dcr.exe') -ErrorAction SilentlyContinue
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Remove-Item (Active-Path) -ErrorAction SilentlyContinue
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Ok 'removed all'
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} else {
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Die 'use: dcrup uninstall --all (or install a replacement first)'
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}
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}
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'self-install' { Cmd-SelfInstall }
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default { Die "unknown command: $cmd" }
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}
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