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fix: resolve install.ps1 latest version without the GitHub API #560

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fix: resolve install.ps1 latest version without the GitHub API #560

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20 changes: 18 additions & 2 deletions install.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -21,11 +21,27 @@ $arch = if ([System.Runtime.InteropServices.RuntimeInformation]::OSArchitecture
$target = "win32-$arch"

# 2. Resolve the version (latest release unless pinned).
# Use the releases/latest *web* redirect first — the unauthenticated GitHub API
# is rate-limited to 60 requests/hour per IP and returns 403 on shared hosts
# and CI (issue #325). The redirect has no such limit. Fall back to the API.
$version = $env:CODEGRAPH_VERSION
if (-not $version) {
$version = (Invoke-RestMethod "https://api.github.com/repos/$repo/releases/latest").tag_name
try {
# Follow the redirect and read the final URL (no API call, no rate limit).
$resp = Invoke-WebRequest -Uri "https://github.com/$repo/releases/latest" -UseBasicParsing
if ($resp.BaseResponse.ResponseUri.AbsoluteUri -match '/releases/tag/(.+)') {
$version = $Matches[1]
}
} catch { }
}
if (-not $version) { throw "codegraph: could not resolve latest version; set CODEGRAPH_VERSION." }
if (-not $version) {
try {
$version = (Invoke-RestMethod "https://api.github.com/repos/$repo/releases/latest").tag_name
} catch { }
}
# Release tags are vX.Y.Z; accept a bare X.Y.Z in CODEGRAPH_VERSION too.
if ($version -and $version -notmatch '^v') { $version = "v$version" }
if (-not $version) { throw "codegraph: could not resolve latest version; set CODEGRAPH_VERSION (e.g. CODEGRAPH_VERSION=v0.9.7)." }

# 3. Download + extract the bundle into a stable 'current' dir (overwritten on upgrade).
$url = "https://github.com/$repo/releases/download/$version/codegraph-$target.zip"
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